Mercurial > hg > dmlib
annotate tools/lib64gfx.c @ 1947:8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
structure and replace them with a pointer to DMC64ImageCommonFormat.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Fri, 29 Jun 2018 17:17:14 +0300 |
parents | d9a0a4bccf5d |
children | f8e2728c1b7f |
rev | line source |
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407
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1 /* |
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2 * Functions for reading and converting various restricted |
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3 * C64/etc and/or indexed/paletted graphics formats. |
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4 * Programmed and designed by Matti 'ccr' Hamalainen |
1456 | 5 * (C) Copyright 2012-2018 Tecnic Software productions (TNSP) |
407
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6 * |
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7 * Please read file 'COPYING' for information on license and distribution. |
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8 */ |
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9 #include "lib64gfx.h" |
435 | 10 |
514 | 11 #define BUF_SIZE_INITIAL (16*1024) |
12 #define BUF_SIZE_GROW (4*1024) | |
13 | |
407
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14 |
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15 // Based on Pepto's palette, stolen from VICE |
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16 DMColor dmDefaultC64Palette[C64_NCOLORS] = |
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17 { |
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18 { 0x00, 0x00, 0x00, 0xff }, |
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19 { 0xFF, 0xFF, 0xFF, 0xff }, |
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20 { 0x68, 0x37, 0x2B, 0xff }, |
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21 { 0x70, 0xA4, 0xB2, 0xff }, |
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22 { 0x6F, 0x3D, 0x86, 0xff }, |
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23 { 0x58, 0x8D, 0x43, 0xff }, |
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24 { 0x35, 0x28, 0x79, 0xff }, |
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25 { 0xB8, 0xC7, 0x6F, 0xff }, |
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26 { 0x6F, 0x4F, 0x25, 0xff }, |
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27 { 0x43, 0x39, 0x00, 0xff }, |
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28 { 0x9A, 0x67, 0x59, 0xff }, |
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29 { 0x44, 0x44, 0x44, 0xff }, |
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30 { 0x6C, 0x6C, 0x6C, 0xff }, |
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31 { 0x9A, 0xD2, 0x84, 0xff }, |
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32 { 0x6C, 0x5E, 0xB5, 0xff }, |
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33 { 0x95, 0x95, 0x95, 0xff }, |
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34 }; |
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35 |
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36 |
1644 | 37 char * dmC64GetImageTypeString(char *buf, const size_t len, const int type, const BOOL lng) |
38 { | |
39 snprintf(buf, len, | |
40 "%s%s%s%s", | |
41 (type & D64_FMT_MC) ? (lng ? "MultiColor " : "MC ") : "HiRes ", | |
42 (type & D64_FMT_ILACE) ? (lng ? "Interlaced " : "ILace ") : "", | |
43 (type & D64_FMT_FLI) ? "FLI " : "", | |
44 (type & D64_FMT_CHAR) ? "CHAR" : "" | |
45 ); | |
46 | |
47 return buf; | |
48 } | |
49 | |
50 | |
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51 void dmC64ImageDump(FILE *fh, const DMC64Image *img, const DMC64ImageFormat *fmt, const char *indent) |
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52 { |
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53 char typeStr[64]; |
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54 |
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55 if (fmt != NULL) |
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56 { |
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57 fprintf(fh, |
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58 "%sFormat : %s [%s]\n", |
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59 indent, fmt->name, fmt->fext); |
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60 } |
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61 |
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62 if (img != NULL) |
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63 { |
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64 dmC64GetImageTypeString(typeStr, sizeof(typeStr), img->fmt->type, TRUE); |
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65 |
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66 fprintf(fh, |
1947
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67 "%sType : %s\n" |
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68 "%sBanks : %d\n", |
1947
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69 indent, typeStr, |
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70 indent, img->nbanks); |
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71 |
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72 if (img->fmt->type & D64_FMT_ILACE) |
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73 { |
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74 char *tmps; |
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75 switch (img->laceType) |
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76 { |
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77 case D64_ILACE_COLOR: tmps = "color"; break; |
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78 case D64_ILACE_RES: tmps = "resolution"; break; |
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79 default: tmps = "ERROR"; break; |
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80 } |
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81 fprintf(fh, |
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82 "%sInterlace type : %s\n", |
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83 indent, tmps); |
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84 } |
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85 |
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86 fprintf(fh, |
1947
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87 "%sWidth x Height : %d x %d\n" |
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88 "%sCHwidth x CHheight : %d x %d\n", |
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89 indent, img->fmt->width, img->fmt->height, |
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90 indent, img->fmt->chWidth, img->fmt->chHeight); |
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91 } |
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92 else |
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93 if (fmt != NULL) |
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94 { |
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95 dmC64GetImageTypeString(typeStr, sizeof(typeStr), fmt->format->type, TRUE); |
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96 fprintf(fh, |
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97 "%sType : %s\n" |
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98 "%sWidth x Height : %d x %d\n" |
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99 "%sCHwidth x CHheight : %d x %d\n", |
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100 indent, typeStr, |
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101 indent, fmt->format->width, fmt->format->height, |
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102 indent, fmt->format->chWidth, fmt->format->chHeight); |
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103 } |
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104 } |
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105 |
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106 |
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107 void dmSetDefaultC64Palette(DMImage *img) |
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108 { |
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109 img->constpal = TRUE; |
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110 img->pal = dmDefaultC64Palette; |
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111 img->ncolors = C64_NCOLORS; |
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112 img->ctransp = 255; |
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113 } |
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114 |
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115 |
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116 BOOL dmSetMixedColorC64Palette(DMImage *img) |
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117 { |
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118 if (!dmImagePaletteAlloc(img, C64_NCOLORS * C64_NCOLORS, -1)) |
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119 return FALSE; |
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120 |
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121 int n = 0; |
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122 for (int n1 = 0; n1 < C64_NCOLORS; n1++) |
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123 { |
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124 const DMColor *col1 = &dmDefaultC64Palette[n1]; |
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|
125 for (int n2 = 0; n2 < C64_NCOLORS; n2++) |
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|
126 { |
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127 const DMColor *col2 = &dmDefaultC64Palette[n2]; |
1735
eeb6a82b4654
Oops, left in wrong variable name. :S
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128 img->pal[n].r = (col1->r + col2->r) / 2; |
eeb6a82b4654
Oops, left in wrong variable name. :S
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|
129 img->pal[n].g = (col1->g + col2->g) / 2; |
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Oops, left in wrong variable name. :S
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|
130 img->pal[n].b = (col1->b + col2->b) / 2; |
1732
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|
131 n++; |
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|
132 } |
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|
133 } |
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|
134 |
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|
135 return TRUE; |
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Add dmSetMixedColorC64Palette() for setting a 256 entry "mixed color"
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|
136 } |
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Add dmSetMixedColorC64Palette() for setting a 256 entry "mixed color"
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|
137 |
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|
138 |
1780
5ea4713e9e0f
Change c64 format probing API to use DMGrowBuf.
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|
139 BOOL dmCompareAddr16(const DMGrowBuf *buf, const size_t offs, const Uint16 addr) |
1381 | 140 { |
1780
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Change c64 format probing API to use DMGrowBuf.
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141 return |
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|
142 offs + 1 < buf->len && |
1923
42cd527a01b9
Remove mostly unused DM_GET_ADDR_{LO,HI} macros.
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|
143 buf->data[offs ] == (addr & 0xff) && |
42cd527a01b9
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|
144 buf->data[offs + 1] == ((addr >> 8) & 0xff); |
1381 | 145 } |
146 | |
147 | |
1378
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Make c64 image bank allocation dynamic.
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148 int dmC64ImageGetNumBanks(const DMC64ImageFormat *fmt) |
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149 { |
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150 int nbanks = 0; |
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151 for (int i = 0; i < D64_MAX_ENCDEC_OPS; i++) |
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152 { |
1591
3cc7b2aadda3
Add inline helper function fmtGetEncDecOp() and use it.
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153 const DMC64EncDecOp *op = fmtGetEncDecOp(fmt, i); |
1668
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Big overhaul to the enc/dec operator system to be more flexible.
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|
154 if (op->type == DO_LAST) |
1378
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155 break; |
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|
156 |
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|
157 if (op->bank > nbanks) |
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|
158 nbanks = op->bank; |
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|
159 } |
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Make c64 image bank allocation dynamic.
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|
160 |
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Make c64 image bank allocation dynamic.
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|
161 return nbanks + 1; |
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|
162 } |
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Make c64 image bank allocation dynamic.
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|
163 |
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|
164 |
1588
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|
165 int dmC64MemBlockAlloc(DMC64MemBlock *blk, const size_t size) |
ca087c0cc9c4
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|
166 { |
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|
167 if ((blk->data = dmMalloc0(size)) == NULL) |
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|
168 return DMERR_MALLOC; |
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|
169 |
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|
170 blk->size = size; |
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|
171 return DMERR_OK; |
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|
172 } |
ca087c0cc9c4
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|
173 |
ca087c0cc9c4
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|
174 |
1846
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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changeset
|
175 int dmC64MemBlockReAlloc(DMC64MemBlock *blk, const size_t size) |
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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|
176 { |
1851
cfc7046fb176
Reallocate buffer only if the new size is larger in dmC64MemBlockReAlloc().
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|
177 // Reallocate only if new size is larger |
cfc7046fb176
Reallocate buffer only if the new size is larger in dmC64MemBlockReAlloc().
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|
178 if (size <= blk->size) |
cfc7046fb176
Reallocate buffer only if the new size is larger in dmC64MemBlockReAlloc().
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|
179 return DMERR_OK; |
cfc7046fb176
Reallocate buffer only if the new size is larger in dmC64MemBlockReAlloc().
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diff
changeset
|
180 |
1846
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Implement data block offset in certain DMC64EncDecOps. This allows us to
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diff
changeset
|
181 if ((blk->data = dmRealloc(blk->data, size)) == NULL) |
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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diff
changeset
|
182 return DMERR_MALLOC; |
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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diff
changeset
|
183 |
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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1833
diff
changeset
|
184 dmMemset(blk->data + blk->size, 0, size - blk->size); |
1851
cfc7046fb176
Reallocate buffer only if the new size is larger in dmC64MemBlockReAlloc().
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parents:
1846
diff
changeset
|
185 |
1846
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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parents:
1833
diff
changeset
|
186 blk->size = size; |
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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1833
diff
changeset
|
187 return DMERR_OK; |
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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parents:
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diff
changeset
|
188 } |
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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diff
changeset
|
189 |
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
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parents:
1833
diff
changeset
|
190 |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
191 int dmC64MemBlockCopy(DMC64MemBlock *dst, const DMC64MemBlock *src) |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
192 { |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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changeset
|
193 if (src->data != NULL && src->size > 0) |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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1586
diff
changeset
|
194 { |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
195 dst->size = src->size; |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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changeset
|
196 if ((dst->data = dmMalloc(src->size)) == NULL) |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
197 return DMERR_MALLOC; |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
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diff
changeset
|
198 |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
199 memcpy(dst->data, src->data, src->size); |
1824
adf9f05c26e1
Improve error handling of dmC64MemBlockCopy().
Matti Hamalainen <ccr@tnsp.org>
parents:
1822
diff
changeset
|
200 return DMERR_OK; |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
201 } |
1824
adf9f05c26e1
Improve error handling of dmC64MemBlockCopy().
Matti Hamalainen <ccr@tnsp.org>
parents:
1822
diff
changeset
|
202 else |
adf9f05c26e1
Improve error handling of dmC64MemBlockCopy().
Matti Hamalainen <ccr@tnsp.org>
parents:
1822
diff
changeset
|
203 return DMERR_INVALID_DATA; |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
204 } |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
205 |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
206 |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
changeset
|
207 void dmC64MemBlockFree(DMC64MemBlock *blk) |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
208 { |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
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diff
changeset
|
209 if (blk != NULL) |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
210 { |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
211 dmFreeR(&blk->data); |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
212 blk->size = 0; |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
213 } |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
214 } |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
215 |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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parents:
1586
diff
changeset
|
216 |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
217 DMC64Image *dmC64ImageAlloc(const DMC64ImageFormat *fmt) |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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parents:
927
diff
changeset
|
218 { |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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parents:
927
diff
changeset
|
219 DMC64Image *img = dmMalloc0(sizeof(DMC64Image)); |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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parents:
927
diff
changeset
|
220 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
221 if (img == NULL) |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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parents:
927
diff
changeset
|
222 return NULL; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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parents:
927
diff
changeset
|
223 |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
224 // Initialize image information |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
225 img->fmt = fmt->format; |
1491 | 226 img->nbanks = dmC64ImageGetNumBanks(fmt); |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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parents:
927
diff
changeset
|
227 |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
228 // Allocate banks |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
229 if ((img->color = dmCalloc(img->nbanks, sizeof(DMC64MemBlock))) == NULL || |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
230 (img->bitmap = dmCalloc(img->nbanks, sizeof(DMC64MemBlock))) == NULL || |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
231 (img->screen = dmCalloc(img->nbanks, sizeof(DMC64MemBlock))) == NULL || |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
232 (img->charData = dmCalloc(img->nbanks, sizeof(DMC64MemBlock))) == NULL) |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
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parents:
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diff
changeset
|
233 goto err; |
c465860e44ed
Make c64 image bank allocation dynamic.
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1377
diff
changeset
|
234 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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927
diff
changeset
|
235 return img; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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parents:
927
diff
changeset
|
236 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
237 err: |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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parents:
927
diff
changeset
|
238 dmC64ImageFree(img); |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
239 return NULL; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
240 } |
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241 |
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242 |
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243 void dmC64ImageFree(DMC64Image *img) |
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244 { |
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245 if (img != NULL) |
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246 { |
1462
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247 // Free the allocated areas |
1378
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248 for (int i = 0; i < img->nbanks; i++) |
931
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249 { |
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250 dmC64MemBlockFree(&img->color[i]); |
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251 dmC64MemBlockFree(&img->bitmap[i]); |
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252 dmC64MemBlockFree(&img->screen[i]); |
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253 dmC64MemBlockFree(&img->charData[i]); |
931
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254 } |
1373
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255 |
1462
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256 // Free the pointers to the areas |
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257 dmFree(img->color); |
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258 dmFree(img->bitmap); |
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259 dmFree(img->screen); |
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260 dmFree(img->charData); |
1462
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261 |
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262 // Extra data .. |
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263 for (int i = 0; i < C64_MAX_EXTRA_DATA; i++) |
1588
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264 dmC64MemBlockFree(&img->extraData[i]); |
1373
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265 |
1167 | 266 dmMemset(img, 0, sizeof(DMC64Image)); |
931
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267 dmFree(img); |
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268 } |
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269 } |
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270 |
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271 |
827 | 272 int dmC64ConvertCSDataToImage(DMImage *img, |
410
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273 int xoffs, int yoffs, const Uint8 *buf, |
915 | 274 int width, int height, BOOL multicolor, |
275 int *colors) | |
407
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276 { |
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277 int yc, widthpx = width * 8; |
410
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278 Uint8 *dp; |
407
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279 |
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280 if (img == NULL) |
517
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281 return DMERR_NULLPTR; |
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282 |
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283 if (xoffs < 0 || yoffs < 0 || |
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284 xoffs > img->width - widthpx || |
407
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285 yoffs > img->height - height) |
517
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286 return DMERR_INVALID_ARGS; |
407
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287 |
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288 dp = img->data + (yoffs * img->pitch) + xoffs; |
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289 |
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290 if (multicolor) |
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291 { |
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292 for (yc = 0; yc < height; yc++) |
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293 { |
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294 const int offs = yc * width; |
410
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295 Uint8 *d = dp; |
407
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296 |
1875 | 297 for (int xc = 0; xc < widthpx / 2; xc++) |
407
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298 { |
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299 const int b = buf[offs + (xc / 4)]; |
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300 const int v = 6 - ((xc * 2) & 6); |
410
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301 const Uint8 c = colors[(b >> v) & 3]; |
925 | 302 |
407
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303 *d++ = c; |
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304 *d++ = c; |
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305 } |
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306 |
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307 dp += img->pitch; |
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|
308 } |
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|
309 } |
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|
310 else |
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|
311 { |
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|
312 for (yc = 0; yc < height; yc++) |
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|
313 { |
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|
314 const int offs = yc * width; |
410
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Stdint -> SDL types conversion.
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parents:
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diff
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|
315 Uint8 *d = dp; |
407
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316 |
1875 | 317 for (int xc = 0; xc < widthpx; xc++) |
407
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|
318 { |
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|
319 const int b = buf[offs + (xc / 8)]; |
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|
320 const int v = 7 - (xc & 7); |
410
e4b2f689aff6
Stdint -> SDL types conversion.
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parents:
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diff
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|
321 const Uint8 c = colors[(b >> v) & 1]; |
925 | 322 |
407
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|
323 *d++ = c; |
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|
324 } |
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|
325 |
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|
326 dp += img->pitch; |
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|
327 } |
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|
328 } |
925 | 329 |
517
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|
330 return DMERR_OK; |
407
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|
331 } |
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|
332 |
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|
333 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
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1697
diff
changeset
|
334 void dmGenericRLEAnalyze(const DMGrowBuf *buf, DMCompParams *cfg) |
1503
c7b9ef56319b
Factor all the c64 file format specific things into lib64fmt.c
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|
335 { |
1542
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Implement dmGenericRLEAnalyze() and use it where appropriate.
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|
336 #define DM_STAT_MAX 256 |
69fa95707e65
Implement dmGenericRLEAnalyze() and use it where appropriate.
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|
337 size_t *stats; |
1503
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Factor all the c64 file format specific things into lib64fmt.c
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338 |
1542
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|
339 // Allocate statistics counts buffer |
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340 if ((stats = dmMalloc0(DM_STAT_MAX * sizeof(size_t))) == NULL) |
69fa95707e65
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|
341 return; |
69fa95707e65
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|
342 |
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|
343 // Get statistics on the data |
1707
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More consistently use DMGrowBuf in the lib64gfx APIs, and implement
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|
344 for (size_t offs = 0; offs < buf->len; offs++) |
a0986cfd6f9d
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|
345 stats[buf->data[offs]]++; |
1542
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346 |
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347 // According to compression type .. |
1650
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Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
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|
348 switch (cfg->type) |
1542
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349 { |
1650
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350 case DM_COMP_RLE_MARKER: |
1542
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351 { |
1650
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352 size_t selected = 0, |
1707
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353 smallest = buf->len; |
1542
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354 |
1650
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355 // Find least used byte value |
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356 for (size_t n = 0; n < DM_STAT_MAX; n++) |
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357 { |
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358 if (stats[n] < smallest) |
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|
359 { |
1821
ee2383d1a21e
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1820
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changeset
|
360 switch (cfg->flags & DM_RLE_RUNS_MASK) |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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|
361 { |
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1820
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changeset
|
362 case DM_RLE_BYTE_RUNS | DM_RLE_WORD_RUNS: |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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363 cfg->rleMarkerW = selected; |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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changeset
|
364 cfg->rleMarkerB = selected = n; |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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diff
changeset
|
365 break; |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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diff
changeset
|
366 |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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|
367 case DM_RLE_BYTE_RUNS: |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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diff
changeset
|
368 cfg->rleMarkerB = selected = n; |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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diff
changeset
|
369 break; |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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diff
changeset
|
370 |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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diff
changeset
|
371 case DM_RLE_WORD_RUNS: |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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diff
changeset
|
372 cfg->rleMarkerW = selected = n; |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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diff
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|
373 break; |
ee2383d1a21e
Improve dmGenericRLEAnalyze() by being better at selecting rleMarker bytes
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diff
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|
374 } |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
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changeset
|
375 smallest = stats[n]; |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
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diff
changeset
|
376 } |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
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diff
changeset
|
377 } |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
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parents:
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diff
changeset
|
378 } |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
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changeset
|
379 break; |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
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|
380 |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
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parents:
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diff
changeset
|
381 case DM_COMP_RLE_MASK: |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
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1650
diff
changeset
|
382 cfg->rleMarkerMask = 0xC0; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
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diff
changeset
|
383 cfg->rleMarkerBits = 0xC0; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
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diff
changeset
|
384 cfg->rleCountMask = 0x3f; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
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diff
changeset
|
385 break; |
1542
69fa95707e65
Implement dmGenericRLEAnalyze() and use it where appropriate.
Matti Hamalainen <ccr@tnsp.org>
parents:
1537
diff
changeset
|
386 } |
69fa95707e65
Implement dmGenericRLEAnalyze() and use it where appropriate.
Matti Hamalainen <ccr@tnsp.org>
parents:
1537
diff
changeset
|
387 |
69fa95707e65
Implement dmGenericRLEAnalyze() and use it where appropriate.
Matti Hamalainen <ccr@tnsp.org>
parents:
1537
diff
changeset
|
388 dmFree(stats); |
1503
c7b9ef56319b
Factor all the c64 file format specific things into lib64fmt.c
Matti Hamalainen <ccr@tnsp.org>
parents:
1501
diff
changeset
|
389 } |
c7b9ef56319b
Factor all the c64 file format specific things into lib64fmt.c
Matti Hamalainen <ccr@tnsp.org>
parents:
1501
diff
changeset
|
390 |
c7b9ef56319b
Factor all the c64 file format specific things into lib64fmt.c
Matti Hamalainen <ccr@tnsp.org>
parents:
1501
diff
changeset
|
391 |
1713
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
392 void dmSetupRLEBuffers(DMGrowBuf *dst, DMGrowBuf *src, const DMCompParams *cfg) |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
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parents:
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diff
changeset
|
393 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
changeset
|
394 if (cfg->flags & DM_RLE_BACKWARDS_INPUT) |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
changeset
|
395 { |
1831
ce1a734b016f
Change the logic of how DMGrowBuf works in "backwards" growing mode. Adjust
Matti Hamalainen <ccr@tnsp.org>
parents:
1828
diff
changeset
|
396 src->offs = src->len; |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
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diff
changeset
|
397 src->backwards = TRUE; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
398 } |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
399 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
400 if (cfg->flags & DM_RLE_BACKWARDS_OUTPUT) |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
401 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
402 dst->backwards = TRUE; |
1831
ce1a734b016f
Change the logic of how DMGrowBuf works in "backwards" growing mode. Adjust
Matti Hamalainen <ccr@tnsp.org>
parents:
1828
diff
changeset
|
403 dst->offs = dst->size; |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
404 } |
1718
bed88d17f28c
Fix a commit blunder here ..
Matti Hamalainen <ccr@tnsp.org>
parents:
1717
diff
changeset
|
405 } |
bed88d17f28c
Fix a commit blunder here ..
Matti Hamalainen <ccr@tnsp.org>
parents:
1717
diff
changeset
|
406 |
bed88d17f28c
Fix a commit blunder here ..
Matti Hamalainen <ccr@tnsp.org>
parents:
1717
diff
changeset
|
407 |
1713
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
408 void dmFinishRLEBuffers(DMGrowBuf *dst, DMGrowBuf *src, const DMCompParams *cfg) |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
409 { |
1741
6f1313c761aa
Actually fix the warnings .. sigh.
Matti Hamalainen <ccr@tnsp.org>
parents:
1740
diff
changeset
|
410 (void) src; |
6f1313c761aa
Actually fix the warnings .. sigh.
Matti Hamalainen <ccr@tnsp.org>
parents:
1740
diff
changeset
|
411 |
1713
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
412 if (cfg->flags & DM_RLE_BACKWARDS_OUTPUT) |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
413 { |
0a9110b4d036
Add few RLE helper functions.
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1710
diff
changeset
|
414 memmove(dst->data, dst->data + dst->offs, dst->len); |
0a9110b4d036
Add few RLE helper functions.
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1710
diff
changeset
|
415 dst->offs = 0; |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
416 } |
1720
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
417 |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
418 switch (cfg->flags & DM_OUT_CROP_MASK) |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
419 { |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
420 case DM_OUT_CROP_END: |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
421 if (cfg->cropOutLen < dst->len) |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
422 { |
1831
ce1a734b016f
Change the logic of how DMGrowBuf works in "backwards" growing mode. Adjust
Matti Hamalainen <ccr@tnsp.org>
parents:
1828
diff
changeset
|
423 memmove(dst->data, dst->data + dst->len - cfg->cropOutLen, cfg->cropOutLen); |
1720
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
424 dst->len = cfg->cropOutLen; |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
425 } |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
426 break; |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
427 |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
428 case DM_OUT_CROP_START: |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
429 if (cfg->cropOutLen <= dst->len) |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
430 dst->len = cfg->cropOutLen; |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
431 break; |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
432 } |
1713
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
433 } |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
434 |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
435 |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
436 int dmGenericRLEOutputRun(DMGrowBuf *dst, const DMCompParams *cfg, const Uint8 data, const unsigned int count) |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
437 { |
1944 | 438 for (unsigned int scount = count; scount; scount--) |
1713
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
439 { |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
440 if (!dmGrowBufPutU8(dst, data)) |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
441 { |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
442 return dmError(DMERR_MALLOC, |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
443 "%s: RLE: Could not output RLE run %d x 0x%02x @ " |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
444 "offs=0x%" DM_PRIx_SIZE_T ", size=0x%" DM_PRIx_SIZE_T ".\n", |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
445 cfg->func, count, data, dst->offs, dst->size); |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
446 } |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
447 } |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
448 return DMERR_OK; |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
449 } |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
450 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
451 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
452 int dmDecodeGenericRLE(DMGrowBuf *dst, const DMGrowBuf *psrc, const DMCompParams *cfg) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
453 { |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
454 int res; |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
455 Uint8 tmp1, tmp2, tmp3, data; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
456 DMGrowBuf src; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
457 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
458 // As we need to modify the offs, etc. but not the data, |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
459 // we will just make a shallow copy of the DMGrowBuf struct |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
460 dmGrowBufConstCopy(&src, psrc); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
461 dmSetupRLEBuffers(dst, &src, cfg); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
462 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
463 while (dmGrowBufGetU8(&src, &data)) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
464 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
465 unsigned int count = 1; |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
466 |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
467 if (cfg->type == DM_COMP_RLE_MARKER) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
468 { |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
469 // A simple marker byte RLE variant: [Marker] [count] [data] |
1744
e40227e994e2
Fix unitialized data accesses.
Matti Hamalainen <ccr@tnsp.org>
parents:
1741
diff
changeset
|
470 if ((cfg->flags & DM_RLE_BYTE_RUNS) && data == cfg->rleMarkerB) |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
471 { |
1750
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
472 if (!dmGrowBufGetU8(&src, &tmp1)) |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
473 { |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
474 res = dmError(DMERR_INVALID_DATA, |
1750
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
475 "%s: RLE: Invalid data/out of data for byte length run sequence (1).\n", |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
476 cfg->func); |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
477 goto out; |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
478 } |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
479 if (!dmGrowBufGetU8(&src, &tmp2)) |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
480 { |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
481 res = dmError(DMERR_INVALID_DATA, |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
482 "%s: RLE: Invalid data/out of data for byte length run sequence (2).\n", |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
483 cfg->func); |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
484 goto out; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
485 } |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
486 switch (cfg->flags & DM_RLE_ORDER_MASK) |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
487 { |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
488 case DM_RLE_ORDER_1: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
489 count = tmp1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
490 data = tmp2; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
491 break; |
1573
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
492 |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
493 case DM_RLE_ORDER_2: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
494 data = tmp1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
495 count = tmp2; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
496 break; |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
497 } |
1783
1ce808599129
Add DM_RLE_ZERO_COUNT_MAX flag for RLE decoder which makes it interpret run
Matti Hamalainen <ccr@tnsp.org>
parents:
1780
diff
changeset
|
498 |
1ce808599129
Add DM_RLE_ZERO_COUNT_MAX flag for RLE decoder which makes it interpret run
Matti Hamalainen <ccr@tnsp.org>
parents:
1780
diff
changeset
|
499 if (count == 0 && (cfg->flags & DM_RLE_ZERO_COUNT_MAX)) |
1ce808599129
Add DM_RLE_ZERO_COUNT_MAX flag for RLE decoder which makes it interpret run
Matti Hamalainen <ccr@tnsp.org>
parents:
1780
diff
changeset
|
500 count = 256; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
501 } |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
502 else |
1744
e40227e994e2
Fix unitialized data accesses.
Matti Hamalainen <ccr@tnsp.org>
parents:
1741
diff
changeset
|
503 if ((cfg->flags & DM_RLE_WORD_RUNS) && data == cfg->rleMarkerW) |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
504 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
505 if (!dmGrowBufGetU8(&src, &tmp1) || |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
506 !dmGrowBufGetU8(&src, &tmp2) || |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
507 !dmGrowBufGetU8(&src, &tmp3)) |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
508 { |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
509 res = dmError(DMERR_INVALID_DATA, |
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
510 "%s: RLE: Invalid data/out of data for word length run sequence.\n", |
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
511 cfg->func); |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
512 goto out; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
513 } |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
514 switch (cfg->flags & DM_RLE_ORDER_MASK) |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
515 { |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
516 case DM_RLE_ORDER_1: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
517 count = (tmp2 << 8) | tmp1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
518 data = tmp3; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
519 break; |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
520 |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
521 case DM_RLE_ORDER_2: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
522 data = tmp1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
523 count = (tmp3 << 8) | tmp2; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
524 break; |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
525 } |
1783
1ce808599129
Add DM_RLE_ZERO_COUNT_MAX flag for RLE decoder which makes it interpret run
Matti Hamalainen <ccr@tnsp.org>
parents:
1780
diff
changeset
|
526 |
1ce808599129
Add DM_RLE_ZERO_COUNT_MAX flag for RLE decoder which makes it interpret run
Matti Hamalainen <ccr@tnsp.org>
parents:
1780
diff
changeset
|
527 if (count == 0 && (cfg->flags & DM_RLE_ZERO_COUNT_MAX)) |
1ce808599129
Add DM_RLE_ZERO_COUNT_MAX flag for RLE decoder which makes it interpret run
Matti Hamalainen <ccr@tnsp.org>
parents:
1780
diff
changeset
|
528 count = 65536; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
529 } |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
530 } |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
531 else |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
532 if (cfg->type == DM_COMP_RLE_MASK) |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
533 { |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
534 // Mask marker RLE: usually high bit(s) of byte mark RLE sequence |
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
535 // and the lower bits contain the count: [Mask + count] [data] |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
536 if ((data & cfg->rleMarkerMask) == cfg->rleMarkerBits) |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
537 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
538 if (!dmGrowBufGetU8(&src, &tmp1)) |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
539 { |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
540 res = dmError(DMERR_INVALID_DATA, |
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
541 "%s: RLE: Invalid data/out of data for byte length mask/run sequence.\n", |
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
542 cfg->func); |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
543 goto out; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
544 } |
1466
bc75be0546fc
More work on RLE decoder/encoder changes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1465
diff
changeset
|
545 |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
546 count = data & cfg->rleCountMask; |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
547 data = tmp1; |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
548 } |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
549 } |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
550 |
1715
c0c6fd8b288a
Use dmGenericRLEOutputRun().
Matti Hamalainen <ccr@tnsp.org>
parents:
1713
diff
changeset
|
551 if ((res = dmGenericRLEOutputRun(dst, cfg, data, count)) != DMERR_OK) |
c0c6fd8b288a
Use dmGenericRLEOutputRun().
Matti Hamalainen <ccr@tnsp.org>
parents:
1713
diff
changeset
|
552 goto out; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
553 } |
523
d0c0c6baeb57
Split the RLE decoding from DrazPaint/Lace and Amica paint decoders to a
Matti Hamalainen <ccr@tnsp.org>
parents:
519
diff
changeset
|
554 |
1717
7de37c01dbd4
Use dmFinishRLEBuffers() in dmDecodeGenericRLE()
Matti Hamalainen <ccr@tnsp.org>
parents:
1716
diff
changeset
|
555 dmFinishRLEBuffers(dst, &src, cfg); |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
556 res = DMERR_OK; |
523
d0c0c6baeb57
Split the RLE decoding from DrazPaint/Lace and Amica paint decoders to a
Matti Hamalainen <ccr@tnsp.org>
parents:
519
diff
changeset
|
557 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
558 out: |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
559 return res; |
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
560 } |
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
561 |
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
562 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
563 int dmDecodeGenericRLEAlloc(DMGrowBuf *dst, const DMGrowBuf *src, const DMCompParams *cfg) |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
564 { |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
565 int res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
566 if ((res = dmGrowBufAlloc(dst, BUF_SIZE_INITIAL, BUF_SIZE_GROW)) != DMERR_OK) |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
567 return res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
568 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
569 return dmDecodeGenericRLE(dst, src, cfg); |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
570 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
571 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
572 |
1820
bea67833b9fa
Oops, need to deconstify the "count" argument of dmEncodeGenericRLESequence() as we now modify it inside.
Matti Hamalainen <ccr@tnsp.org>
parents:
1818
diff
changeset
|
573 int dmEncodeGenericRLESequence(DMGrowBuf *dst, const Uint8 data, unsigned int count, const DMCompParams *cfg) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
574 { |
1496 | 575 BOOL copyOnly = FALSE; |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
576 int res; |
1505
3265175b24d2
Change the passing of RLE compression/decompression parameters to be in a dedicated struct.
Matti Hamalainen <ccr@tnsp.org>
parents:
1503
diff
changeset
|
577 |
3265175b24d2
Change the passing of RLE compression/decompression parameters to be in a dedicated struct.
Matti Hamalainen <ccr@tnsp.org>
parents:
1503
diff
changeset
|
578 switch (cfg->type) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
579 { |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
580 case DM_COMP_RLE_MARKER: |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
581 if ((cfg->flags & DM_RLE_WORD_RUNS) && |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
582 (count >= cfg->rleMinCountW || data == cfg->rleMarkerW)) |
1496 | 583 { |
1818
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
584 if (count == 65536 && (cfg->flags & DM_RLE_ZERO_COUNT_MAX)) |
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
585 count = 0; |
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
586 |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
587 if (!dmGrowBufPutU8(dst, cfg->rleMarkerW)) |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
588 goto err; |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
589 |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
590 switch (cfg->flags & DM_RLE_ORDER_MASK) |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
591 { |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
592 case DM_RLE_ORDER_1: |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
593 if (!dmGrowBufPutU16LE(dst, count) || |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
594 !dmGrowBufPutU8(dst, data)) |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
595 goto err; |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
596 break; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
597 |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
598 case DM_RLE_ORDER_2: |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
599 if (!dmGrowBufPutU8(dst, data) || |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
600 !dmGrowBufPutU16LE(dst, count)) |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
601 goto err; |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
602 break; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
603 } |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
604 } |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
605 else |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
606 if ((cfg->flags & DM_RLE_BYTE_RUNS) && |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
607 (count >= cfg->rleMinCountB || data == cfg->rleMarkerB)) |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
608 { |
1818
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
609 if (count == 256 && (cfg->flags & DM_RLE_ZERO_COUNT_MAX)) |
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
610 count = 0; |
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
611 |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
612 if (!dmGrowBufPutU8(dst, cfg->rleMarkerB)) |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
613 goto err; |
1573
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
614 |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
615 switch (cfg->flags & DM_RLE_ORDER_MASK) |
1573
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
616 { |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
617 case DM_RLE_ORDER_1: |
1573
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
618 if (!dmGrowBufPutU8(dst, count) || |
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
619 !dmGrowBufPutU8(dst, data)) |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
620 goto err; |
1573
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
621 break; |
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
622 |
1650
9233da9de92c
Refactor RLE encoding a bit, and add support for 16bit run counts and make things more configurable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1647
diff
changeset
|
623 case DM_RLE_ORDER_2: |
1573
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
624 if (!dmGrowBufPutU8(dst, data) || |
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
625 !dmGrowBufPutU8(dst, count)) |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
626 goto err; |
1573
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
627 break; |
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
628 } |
1496 | 629 } |
630 else | |
631 copyOnly = TRUE; | |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
632 break; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
633 |
1505
3265175b24d2
Change the passing of RLE compression/decompression parameters to be in a dedicated struct.
Matti Hamalainen <ccr@tnsp.org>
parents:
1503
diff
changeset
|
634 case DM_COMP_RLE_MASK: |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
635 if (count >= cfg->rleMinCountB || (data & cfg->rleMarkerMask) == cfg->rleMarkerBits) |
1496 | 636 { |
637 // Mask marker RLE: usually high bit(s) of byte mark RLE sequence | |
638 // and the lower bits contain the count: [Mask + count] [data] | |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
639 if (!dmGrowBufPutU8(dst, cfg->rleMarkerBits | count) || |
1496 | 640 !dmGrowBufPutU8(dst, data)) |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
641 goto err; |
1496 | 642 } |
643 else | |
644 copyOnly = TRUE; | |
645 break; | |
646 } | |
647 | |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
648 if (copyOnly && (res = dmGenericRLEOutputRun(dst, cfg, data, count)) != DMERR_OK) |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
649 return res; |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
650 |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
651 return DMERR_OK; |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
652 |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
653 err: |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
654 return dmError(DMERR_MALLOC, |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
655 "%s: RLE: Could not output RLE sequence %d x 0x%02x.\n", |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
656 cfg->func, count, data); |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
657 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
658 |
1466
bc75be0546fc
More work on RLE decoder/encoder changes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1465
diff
changeset
|
659 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
660 int dmEncodeGenericRLE(DMGrowBuf *dst, const DMGrowBuf *psrc, const DMCompParams *cfg) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
661 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
662 DMGrowBuf src; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
663 unsigned int count = 0; |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
664 int prev = -1, res = DMERR_OK; |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
665 Uint8 data; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
666 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
667 // As we need to modify the offs, etc. but not the data, |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
668 // we will just make a shallow copy of the DMGrowBuf struct |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
669 dmGrowBufConstCopy(&src, psrc); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
670 dmSetupRLEBuffers(dst, &src, cfg); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
671 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
672 while (dmGrowBufGetU8(&src, &data)) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
673 { |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
674 // If new data byte is different, or we exceed the rleMaxCount |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
675 // for the active runs mode(s) .. then encode the run. |
1833
19d4f76e003d
Improve RLE compression by checking for "first byte" condition in the compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1831
diff
changeset
|
676 if ((data != prev && prev != -1) || |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
677 ((cfg->flags & DM_RLE_WORD_RUNS) && count >= cfg->rleMaxCountW) || |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
678 (((cfg->flags & DM_RLE_RUNS_MASK) == DM_RLE_BYTE_RUNS) && count >= cfg->rleMaxCountB)) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
679 { |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
680 if ((res = dmEncodeGenericRLESequence(dst, prev, count, cfg)) != DMERR_OK) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
681 goto err; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
682 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
683 count = 1; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
684 } |
1496 | 685 else |
686 count++; | |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
687 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
688 prev = data; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
689 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
690 |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
691 // If there is anything left in the output queue .. |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
692 if ((res = dmEncodeGenericRLESequence(dst, prev, count, cfg)) != DMERR_OK) |
1518
24b8b452925e
Improve error handling of RLE encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1513
diff
changeset
|
693 goto err; |
24b8b452925e
Improve error handling of RLE encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1513
diff
changeset
|
694 |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
695 dmFinishRLEBuffers(dst, &src, cfg); |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
696 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
697 err: |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
698 return res; |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
699 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
700 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
701 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
702 int dmEncodeGenericRLEAlloc(DMGrowBuf *dst, const DMGrowBuf *src, const DMCompParams *cfg) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
703 { |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
704 int res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
705 if ((res = dmGrowBufAlloc(dst, BUF_SIZE_INITIAL, BUF_SIZE_GROW)) != DMERR_OK) |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
706 return res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
707 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
708 return dmEncodeGenericRLE(dst, src, cfg); |
523
d0c0c6baeb57
Split the RLE decoding from DrazPaint/Lace and Amica paint decoders to a
Matti Hamalainen <ccr@tnsp.org>
parents:
519
diff
changeset
|
709 } |
d0c0c6baeb57
Split the RLE decoding from DrazPaint/Lace and Amica paint decoders to a
Matti Hamalainen <ccr@tnsp.org>
parents:
519
diff
changeset
|
710 |
519 | 711 |
1537
776aa43b2c57
Tiny improvement in MC->FLI upconversion.
Matti Hamalainen <ccr@tnsp.org>
parents:
1534
diff
changeset
|
712 int dmC64SanityCheckEncDecOp(const int i, const DMC64EncDecOp *op, const DMC64Image *img) |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
713 { |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
714 switch (op->type) |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
715 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
716 case DO_COPY: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
717 case DO_SET_MEM: |
1726
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
718 case DO_SET_MEM_HI: |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
719 case DO_SET_MEM_LO: |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
720 case DO_SET_OP: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
721 switch (op->subject) |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
722 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
723 case DS_COLOR_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
724 case DS_BITMAP_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
725 case DS_SCREEN_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
726 case DS_CHAR_DATA: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
727 if (op->bank < 0 || op->bank > img->nbanks) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
728 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
729 return dmError(DMERR_INTERNAL, |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
730 "Invalid bank %d / %d definition in generic encode/decode operator %d @ #%d.\n", |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
731 op->bank, img->nbanks, op->type, i); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
732 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
733 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
734 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
735 case DS_EXTRA_DATA: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
736 if (op->bank < 0 || op->bank >= C64_MAX_EXTRA_DATA) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
737 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
738 return dmError(DMERR_INTERNAL, |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
739 "Invalid bank %d definition in generic encode/decode operator %d @ #%d.\n", |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
740 op->bank, op->type, i); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
741 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
742 break; |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
743 } |
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
744 break; |
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
745 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
746 // Just list the allowed ops here |
1922
3c6f638ce402
Remove the useless distinction of DO_ENC_FUNC and DO_DEC_FUNC, as the
Matti Hamalainen <ccr@tnsp.org>
parents:
1919
diff
changeset
|
747 case DO_FUNC: |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
748 case DO_CHAR_CFG: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
749 case DO_LAST: |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
750 break; |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
751 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
752 default: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
753 return dmError(DMERR_INTERNAL, |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
754 "Invalid op type %d in generic encode/decode operator @ #%d.\n", |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
755 op->type, i); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
756 break; |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
757 } |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
758 |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
759 return DMERR_OK; |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
760 } |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
761 |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
762 |
1933
c5a46cb4cce5
Change DMC64ImageFormat parameter of dmC64GetSubjectSize() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1931
diff
changeset
|
763 size_t dmC64GetSubjectSize(const int subject, const DMC64ImageCommonFormat *fmt) |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
764 { |
1916
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
765 switch (subject) |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
766 { |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
767 case DS_SCREEN_RAM: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
768 case DS_COLOR_RAM: |
1933
c5a46cb4cce5
Change DMC64ImageFormat parameter of dmC64GetSubjectSize() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1931
diff
changeset
|
769 return fmt->chHeight * fmt->chWidth; |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
770 break; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
771 |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
772 case DS_BITMAP_RAM: |
1933
c5a46cb4cce5
Change DMC64ImageFormat parameter of dmC64GetSubjectSize() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1931
diff
changeset
|
773 return fmt->chHeight * fmt->chWidth * 8; |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
774 break; |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
775 |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
776 case DS_CHAR_DATA: |
1916
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
777 return C64_MAX_CHARS * C64_CHR_SIZE; |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
778 break; |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
779 |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
780 case DS_D020: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
781 case DS_BGCOL: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
782 case DS_D021: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
783 case DS_D022: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
784 case DS_D023: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
785 case DS_D024: |
1916
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
786 return 1; |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
787 break; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
788 |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
789 default: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
790 // Default to size of 0 |
1916
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
791 return 0; |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
792 break; |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
793 } |
1916
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
794 } |
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
795 |
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
796 |
1933
c5a46cb4cce5
Change DMC64ImageFormat parameter of dmC64GetSubjectSize() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1931
diff
changeset
|
797 size_t dmC64GetOpSubjectSize(const DMC64EncDecOp *op, const DMC64ImageCommonFormat *fmt) |
1916
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
798 { |
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
799 size_t size = dmC64GetSubjectSize(op->subject, fmt); |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
800 |
1632
2a1866fd546e
Use C64 encdec operator specified size for the element if it is larger than the default size.
Matti Hamalainen <ccr@tnsp.org>
parents:
1631
diff
changeset
|
801 // If the operator specified size is larger, use it. |
1916
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
802 if (op->size > size) |
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
803 size = op->size; |
1632
2a1866fd546e
Use C64 encdec operator specified size for the element if it is larger than the default size.
Matti Hamalainen <ccr@tnsp.org>
parents:
1631
diff
changeset
|
804 |
1916
34ba8e2d2dd7
Split dmC64GetOpSize() to dmC64GetSubjectSize() and dmC64GetOpSubjectSize().
Matti Hamalainen <ccr@tnsp.org>
parents:
1875
diff
changeset
|
805 return size; |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
806 } |
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
807 |
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
808 |
1852
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
809 const char *dmC64GetOpSubjectName(const int subject) |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
810 { |
1852
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
811 static const char *subjectNames[DS_LAST] = |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
812 { |
1852
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
813 "Color RAM", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
814 "Bitmap RAM", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
815 "Screen RAM", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
816 "Extra data", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
817 "Character data", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
818 |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
819 "d020", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
820 "d021/bgcol", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
821 "d022", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
822 "d023", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
823 "d024", |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
824 }; |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
825 if (subject >= 0 && subject < DS_LAST) |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
826 return subjectNames[subject]; |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
827 else |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
828 return NULL; |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
829 } |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
830 |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
831 |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
832 void dmC64GetOpMemBlock(const DMC64Image *img, const int subject, const int bank, const DMC64MemBlock **blk) |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
833 { |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
834 *blk = NULL; |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
835 |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
836 if (bank >= 0 && bank < img->nbanks) |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
837 { |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
838 switch (subject) |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
839 { |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
840 case DS_COLOR_RAM : *blk = &img->color[bank]; break; |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
841 case DS_SCREEN_RAM : *blk = &img->screen[bank]; break; |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
842 case DS_BITMAP_RAM : *blk = &img->bitmap[bank]; break; |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
843 case DS_CHAR_DATA : *blk = &img->charData[bank]; break; |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
844 case DS_EXTRA_DATA : *blk = &img->extraData[bank]; break; |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
845 } |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
846 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
847 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
848 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
849 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
850 int dmC64DecodeGenericBMP(DMC64Image *img, const DMGrowBuf *buf, const DMC64ImageFormat *fmt) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
851 { |
1460 | 852 int res = DMERR_OK; |
853 | |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
854 if (buf == NULL || buf->data == NULL || img == NULL || fmt == NULL) |
513 | 855 return DMERR_NULLPTR; |
856 | |
925 | 857 // Clear the image structure, set basics |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
858 img->nbanks = dmC64ImageGetNumBanks(fmt); |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
859 |
518 | 860 // Perform decoding |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
861 for (int i = 0; i < D64_MAX_ENCDEC_OPS; i++) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
862 { |
1591
3cc7b2aadda3
Add inline helper function fmtGetEncDecOp() and use it.
Matti Hamalainen <ccr@tnsp.org>
parents:
1588
diff
changeset
|
863 const DMC64EncDecOp *op = fmtGetEncDecOp(fmt, i); |
410
e4b2f689aff6
Stdint -> SDL types conversion.
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
864 const Uint8 *src; |
1600
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
865 DMC64MemBlock *blk = NULL; |
1853
2081bb4a998a
Improve error messaging in generic c64 image encode/decode.
Matti Hamalainen <ccr@tnsp.org>
parents:
1852
diff
changeset
|
866 const char *subjname = dmC64GetOpSubjectName(op->subject); |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
867 size_t size; |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
868 Uint8 value; |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
869 |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
870 // Check for last operator |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
871 if (op->type == DO_LAST) |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
872 break; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
873 |
811 | 874 // Check operation validity |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
875 if ((res = dmC64SanityCheckEncDecOp(i, op, img)) != DMERR_OK) |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
876 return res; |
925 | 877 |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
878 // Is the operation inside the bounds? |
1933
c5a46cb4cce5
Change DMC64ImageFormat parameter of dmC64GetSubjectSize() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1931
diff
changeset
|
879 size = dmC64GetOpSubjectSize(op, fmt->format); |
1858
1816211341a0
Only check operator size for DO_COPY operators against source size.
Matti Hamalainen <ccr@tnsp.org>
parents:
1853
diff
changeset
|
880 if (op->type == DO_COPY && op->offs + size > buf->len + 1) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
881 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
882 return dmError(DMERR_INVALID_DATA, |
1858
1816211341a0
Only check operator size for DO_COPY operators against source size.
Matti Hamalainen <ccr@tnsp.org>
parents:
1853
diff
changeset
|
883 "Decode SRC out of bounds, op #%d type=%d, subj=%s, offs=%d ($%04x), " |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
884 "bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1853
2081bb4a998a
Improve error messaging in generic c64 image encode/decode.
Matti Hamalainen <ccr@tnsp.org>
parents:
1852
diff
changeset
|
885 i, op->type, subjname, op->offs, op->offs, op->bank, |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
886 size, size, buf->len, buf->len); |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
887 } |
811 | 888 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
889 src = buf->data + op->offs; |
811 | 890 |
891 // Perform operation | |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
892 switch (op->type) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
893 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
894 case DO_COPY: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
895 case DO_SET_MEM: |
1726
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
896 case DO_SET_MEM_HI: |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
897 case DO_SET_MEM_LO: |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
898 case DO_SET_OP: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
899 switch (op->subject) |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
900 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
901 case DS_COLOR_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
902 case DS_SCREEN_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
903 case DS_BITMAP_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
904 case DS_CHAR_DATA: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
905 case DS_EXTRA_DATA: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
906 // XXX BZZZT .. a nasty cast here --v |
1852
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
907 dmC64GetOpMemBlock(img, op->subject, op->bank, (const DMC64MemBlock **) &blk); |
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
908 |
1846
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
Matti Hamalainen <ccr@tnsp.org>
parents:
1833
diff
changeset
|
909 if ((dmC64MemBlockReAlloc(blk, op->offs2 + size)) != DMERR_OK) |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
910 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
911 return dmError(DMERR_MALLOC, |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
912 "Could not allocate '%s' block! " |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
913 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1853
2081bb4a998a
Improve error messaging in generic c64 image encode/decode.
Matti Hamalainen <ccr@tnsp.org>
parents:
1852
diff
changeset
|
914 subjname, i, op->offs, op->offs, op->bank, op->offs2 + size, op->offs2 + size, buf->len, buf->len); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
915 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
916 switch (op->type) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
917 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
918 case DO_COPY: |
1846
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
Matti Hamalainen <ccr@tnsp.org>
parents:
1833
diff
changeset
|
919 memcpy(blk->data + op->offs2, src, size); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
920 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
921 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
922 case DO_SET_MEM: |
1846
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
Matti Hamalainen <ccr@tnsp.org>
parents:
1833
diff
changeset
|
923 dmMemset(blk->data + op->offs2, *src, size); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
924 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
925 |
1925
cf0457f93b37
Add support for DO_SET_MEM_LO and DO_SET_MEM_HI for blocks in dmC64DecodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1924
diff
changeset
|
926 case DO_SET_MEM_HI: |
cf0457f93b37
Add support for DO_SET_MEM_LO and DO_SET_MEM_HI for blocks in dmC64DecodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1924
diff
changeset
|
927 dmMemset(blk->data + op->offs2, (*src >> 4) & 0x0f, size); |
cf0457f93b37
Add support for DO_SET_MEM_LO and DO_SET_MEM_HI for blocks in dmC64DecodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1924
diff
changeset
|
928 break; |
cf0457f93b37
Add support for DO_SET_MEM_LO and DO_SET_MEM_HI for blocks in dmC64DecodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1924
diff
changeset
|
929 |
cf0457f93b37
Add support for DO_SET_MEM_LO and DO_SET_MEM_HI for blocks in dmC64DecodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1924
diff
changeset
|
930 case DO_SET_MEM_LO: |
cf0457f93b37
Add support for DO_SET_MEM_LO and DO_SET_MEM_HI for blocks in dmC64DecodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1924
diff
changeset
|
931 dmMemset(blk->data + op->offs2, *src & 0x0f, size); |
cf0457f93b37
Add support for DO_SET_MEM_LO and DO_SET_MEM_HI for blocks in dmC64DecodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1924
diff
changeset
|
932 break; |
cf0457f93b37
Add support for DO_SET_MEM_LO and DO_SET_MEM_HI for blocks in dmC64DecodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1924
diff
changeset
|
933 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
934 case DO_SET_OP: |
1846
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
Matti Hamalainen <ccr@tnsp.org>
parents:
1833
diff
changeset
|
935 dmMemset(blk->data + op->offs2, op->offs, size); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
936 break; |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
937 |
1721
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
938 default: |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
939 return dmError(DMERR_INTERNAL, |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
940 "Unhandled op type %d in " |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
941 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
942 op->type, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
943 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
944 break; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
945 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
946 case DS_D020: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
947 case DS_BGCOL: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
948 case DS_D021: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
949 case DS_D022: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
950 case DS_D023: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
951 case DS_D024: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
952 switch (op->type) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
953 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
954 case DO_COPY: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
955 case DO_SET_MEM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
956 value = *src; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
957 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
958 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
959 case DO_SET_OP: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
960 value = op->offs; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
961 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
962 |
1726
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
963 case DO_SET_MEM_HI: |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
964 value = (*src >> 4) & 0x0f; |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
965 break; |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
966 |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
967 case DO_SET_MEM_LO: |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
968 value = *src & 0x0f; |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
969 break; |
1924
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
970 |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
971 default: |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
972 return dmError(DMERR_INTERNAL, |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
973 "Unhandled op type %d in " |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
974 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
975 op->type, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
976 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
977 switch (op->subject) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
978 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
979 case DS_D020: img->d020 = value; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
980 case DS_BGCOL: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
981 case DS_D021: img->bgcolor = value; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
982 case DS_D022: img->d022 = value; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
983 case DS_D023: img->d023 = value; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
984 case DS_D024: img->d024 = value; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
985 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
986 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
987 |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
988 default: |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
989 return dmError(DMERR_INTERNAL, |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
990 "Unhandled subject %d in " |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
991 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
992 op->subject, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
993 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
994 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
995 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
996 case DO_CHAR_CFG: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
997 switch (op->subject) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
998 { |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
999 case D64_CHCFG_SCREEN: |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1000 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1001 |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1002 case D64_CHCFG_LINEAR: |
1672 | 1003 for (int bank = 0; bank < img->nbanks; bank++) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1004 { |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1005 for (int offs = 0; offs < fmt->format->chHeight * fmt->format->chWidth; offs++) |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1006 img->screen[bank].data[offs] = offs & 0xff; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1007 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1008 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1009 |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1010 default: |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1011 return dmError(DMERR_INTERNAL, |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1012 "Unhandled DO_CHAR_CFG mode %d in ", |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1013 "op #%d, bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1014 op->subject, i, op->bank, size, size, buf->len, buf->len); |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1015 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1016 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1017 |
1922
3c6f638ce402
Remove the useless distinction of DO_ENC_FUNC and DO_DEC_FUNC, as the
Matti Hamalainen <ccr@tnsp.org>
parents:
1919
diff
changeset
|
1018 case DO_FUNC: |
3c6f638ce402
Remove the useless distinction of DO_ENC_FUNC and DO_DEC_FUNC, as the
Matti Hamalainen <ccr@tnsp.org>
parents:
1919
diff
changeset
|
1019 if (op->decFunction != NULL && |
3c6f638ce402
Remove the useless distinction of DO_ENC_FUNC and DO_DEC_FUNC, as the
Matti Hamalainen <ccr@tnsp.org>
parents:
1919
diff
changeset
|
1020 !op->decFunction(img, op, buf, fmt)) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1021 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1022 return dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1023 "Decode op custom function failed: op #%d, " |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
1024 "offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1025 i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1026 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1027 break; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1028 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1029 } |
916 | 1030 |
1647
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
1031 // Sanity check certain things .. |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1032 if ((fmt->format->type & D64_FMT_ILACE) && img->laceType == D64_ILACE_NONE) |
1647
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
1033 { |
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
1034 return dmError(DMERR_INTERNAL, |
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
1035 "Format '%s' (%s) has interlace flag set, but interlace type is not set.\n", |
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
1036 fmt->name, fmt->fext); |
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
1037 } |
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
1038 |
508
1ed5025c2538
Return DMLIB error values instead of arbitrary 0/negatives.
Matti Hamalainen <ccr@tnsp.org>
parents:
507
diff
changeset
|
1039 return DMERR_OK; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1040 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1041 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1042 |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1043 int dmC64EncodeGenericBMP(const BOOL allocate, DMGrowBuf *buf, const DMC64Image *img, const DMC64ImageFormat *fmt) |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1044 { |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1045 int res = DMERR_OK; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1046 |
1469
0046b4e1b35f
Various fixes in bmp encoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1467
diff
changeset
|
1047 if (img == NULL || fmt == NULL) |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1048 return DMERR_NULLPTR; |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1049 |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1050 // Allocate the output buffer if requested |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1051 if (allocate && (res = dmGrowBufAlloc(buf, BUF_SIZE_INITIAL, BUF_SIZE_GROW)) != DMERR_OK) |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1052 { |
1472
b9d3577d8290
Improve error handling and checking.
Matti Hamalainen <ccr@tnsp.org>
parents:
1471
diff
changeset
|
1053 dmError(res, |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1054 "Could not allocate %d bytes of memory for C64 image encoding buffer.\n", |
1465
88845f95e791
Change dmC64EncodeGenericBMP() to use DMGrowBuf, and make the necessary changes in gfxconv as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1463
diff
changeset
|
1055 fmt->size); |
1447 | 1056 goto err; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1057 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1058 |
1697
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1059 if (buf->backwards) |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1060 { |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1061 dmError(DMERR_INVALID_DATA, |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1062 "Buffer specified for dmC64EncodeGenericBMP() is in backwards mode, which is not supported.\n"); |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1063 goto err; |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1064 } |
1506
4fd4e7a00db4
Fix handling of predefined DMGrowBuffer in dmC64EncodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1505
diff
changeset
|
1065 |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1066 // Perform encoding |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1067 for (int i = 0; i < D64_MAX_ENCDEC_OPS; i++) |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1068 { |
1591
3cc7b2aadda3
Add inline helper function fmtGetEncDecOp() and use it.
Matti Hamalainen <ccr@tnsp.org>
parents:
1588
diff
changeset
|
1069 const DMC64EncDecOp *op = fmtGetEncDecOp(fmt, i); |
1364 | 1070 size_t size, chksize; |
1600
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
1071 const DMC64MemBlock *blk = NULL; |
1853
2081bb4a998a
Improve error messaging in generic c64 image encode/decode.
Matti Hamalainen <ccr@tnsp.org>
parents:
1852
diff
changeset
|
1072 const char *subjname = dmC64GetOpSubjectName(op->subject); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1073 Uint8 value; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1074 |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1075 // Check for last operator |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1076 if (op->type == DO_LAST) |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1077 break; |
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1078 |
811 | 1079 // Check operation validity |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
1080 if ((res = dmC64SanityCheckEncDecOp(i, op, img)) != DMERR_OK) |
1447 | 1081 goto err; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1082 |
811 | 1083 // Do we need to reallocate some more space? |
1933
c5a46cb4cce5
Change DMC64ImageFormat parameter of dmC64GetSubjectSize() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1931
diff
changeset
|
1084 size = dmC64GetOpSubjectSize(op, fmt->format); |
1697
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1085 chksize = buf->offs + op->offs + size; |
1465
88845f95e791
Change dmC64EncodeGenericBMP() to use DMGrowBuf, and make the necessary changes in gfxconv as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1463
diff
changeset
|
1086 if (!dmGrowBufCheckGrow(buf, chksize)) |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1087 { |
1465
88845f95e791
Change dmC64EncodeGenericBMP() to use DMGrowBuf, and make the necessary changes in gfxconv as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1463
diff
changeset
|
1088 res = dmError(DMERR_MALLOC, |
88845f95e791
Change dmC64EncodeGenericBMP() to use DMGrowBuf, and make the necessary changes in gfxconv as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1463
diff
changeset
|
1089 "Could not re-allocate %d bytes of memory for C64 image encoding buffer.\n", |
88845f95e791
Change dmC64EncodeGenericBMP() to use DMGrowBuf, and make the necessary changes in gfxconv as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1463
diff
changeset
|
1090 chksize); |
88845f95e791
Change dmC64EncodeGenericBMP() to use DMGrowBuf, and make the necessary changes in gfxconv as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1463
diff
changeset
|
1091 goto err; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1092 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1093 |
811 | 1094 // Perform operation |
1697
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1095 Uint8 *dst = buf->data + buf->offs + op->offs; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1096 switch (op->type) |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1097 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1098 case DO_COPY: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1099 case DO_SET_MEM: |
1926
f4fa11ecdc6f
Add some operators case handlers.
Matti Hamalainen <ccr@tnsp.org>
parents:
1925
diff
changeset
|
1100 case DO_SET_MEM_HI: |
f4fa11ecdc6f
Add some operators case handlers.
Matti Hamalainen <ccr@tnsp.org>
parents:
1925
diff
changeset
|
1101 case DO_SET_MEM_LO: |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1102 case DO_SET_OP: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1103 switch (op->subject) |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
1104 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1105 case DS_COLOR_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1106 case DS_SCREEN_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1107 case DS_BITMAP_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1108 case DS_CHAR_DATA: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1109 case DS_EXTRA_DATA: |
1852
219417325036
Split dmC64GetOpMemBlockAndName() into dmC64GetOpMemBlock() and
Matti Hamalainen <ccr@tnsp.org>
parents:
1851
diff
changeset
|
1110 dmC64GetOpMemBlock(img, op->subject, op->bank, &blk); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1111 switch (op->type) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1112 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1113 case DO_COPY: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1114 if (blk->data == NULL) |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1115 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1116 res = dmError(DMERR_NULLPTR, |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1117 "'%s' block is NULL in " |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1118 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1853
2081bb4a998a
Improve error messaging in generic c64 image encode/decode.
Matti Hamalainen <ccr@tnsp.org>
parents:
1852
diff
changeset
|
1119 subjname, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1120 goto err; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1121 } |
1846
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
Matti Hamalainen <ccr@tnsp.org>
parents:
1833
diff
changeset
|
1122 if (op->offs2 + size > blk->size) |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1123 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1124 res = dmError(DMERR_INTERNAL, |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1125 "'%s' size mismatch %d <> %d in " |
1846
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
Matti Hamalainen <ccr@tnsp.org>
parents:
1833
diff
changeset
|
1126 "op #%d, offs=%d ($%04x), bank=%d, offs2=%d ($%02x), size=%d ($%04x)\n", |
1853
2081bb4a998a
Improve error messaging in generic c64 image encode/decode.
Matti Hamalainen <ccr@tnsp.org>
parents:
1852
diff
changeset
|
1127 subjname, op->offs2 + size, blk->size, i, op->offs, op->offs, op->bank, op->offs2, op->offs2, size, size); |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1128 goto err; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1129 } |
1846
88cef7758303
Implement data block offset in certain DMC64EncDecOps. This allows us to
Matti Hamalainen <ccr@tnsp.org>
parents:
1833
diff
changeset
|
1130 memcpy(dst, blk->data + op->offs2, size); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1131 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1132 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1133 case DO_SET_MEM: |
1926
f4fa11ecdc6f
Add some operators case handlers.
Matti Hamalainen <ccr@tnsp.org>
parents:
1925
diff
changeset
|
1134 case DO_SET_MEM_HI: |
f4fa11ecdc6f
Add some operators case handlers.
Matti Hamalainen <ccr@tnsp.org>
parents:
1925
diff
changeset
|
1135 case DO_SET_MEM_LO: |
f4fa11ecdc6f
Add some operators case handlers.
Matti Hamalainen <ccr@tnsp.org>
parents:
1925
diff
changeset
|
1136 case DO_SET_OP: |
1918
ba88ff5e85ea
Fix a silly bug in the generic c64 bitmap encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1917
diff
changeset
|
1137 // This operation makes no sense in encoding, so do nothing |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1138 break; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1139 |
1924
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1140 default: |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1141 return dmError(DMERR_INTERNAL, |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1142 "Unhandled op type %d in " |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1143 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1144 op->type, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1145 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1146 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1147 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1148 case DS_D020: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1149 case DS_BGCOL: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1150 case DS_D021: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1151 case DS_D022: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1152 case DS_D023: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1153 case DS_D024: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1154 switch (op->subject) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1155 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1156 case DS_D020: value = img->d020; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1157 case DS_BGCOL: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1158 case DS_D021: value = img->bgcolor; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1159 case DS_D022: value = img->d022; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1160 case DS_D023: value = img->d023; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1161 case DS_D024: value = img->d024; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1162 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1163 switch (op->type) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1164 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1165 case DO_COPY: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1166 case DO_SET_MEM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1167 *dst = value; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1168 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1169 |
1726
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
1170 case DO_SET_MEM_HI: |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
1171 *dst |= (value & 0x0f) << 4; |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
1172 break; |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
1173 |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
1174 case DO_SET_MEM_LO: |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
1175 *dst |= value & 0x0f; |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
1176 break; |
f9128665a47e
Implement operator types DO_SET_MEM_HI and DO_SET_MEM_LO. Not used yet.
Matti Hamalainen <ccr@tnsp.org>
parents:
1725
diff
changeset
|
1177 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1178 case DO_SET_OP: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1179 // Do nothing in this case |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1180 break; |
1924
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1181 |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1182 default: |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1183 return dmError(DMERR_INTERNAL, |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1184 "Unhandled op type %d in " |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1185 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1c5ea4fa8788
Add some default-case error handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
1923
diff
changeset
|
1186 op->type, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1187 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1188 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1189 |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1190 default: |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1191 return dmError(DMERR_INTERNAL, |
1853
2081bb4a998a
Improve error messaging in generic c64 image encode/decode.
Matti Hamalainen <ccr@tnsp.org>
parents:
1852
diff
changeset
|
1192 "Unhandled subject '%s' in " |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1193 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1853
2081bb4a998a
Improve error messaging in generic c64 image encode/decode.
Matti Hamalainen <ccr@tnsp.org>
parents:
1852
diff
changeset
|
1194 subjname, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1195 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1196 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1197 |
1922
3c6f638ce402
Remove the useless distinction of DO_ENC_FUNC and DO_DEC_FUNC, as the
Matti Hamalainen <ccr@tnsp.org>
parents:
1919
diff
changeset
|
1198 case DO_FUNC: |
3c6f638ce402
Remove the useless distinction of DO_ENC_FUNC and DO_DEC_FUNC, as the
Matti Hamalainen <ccr@tnsp.org>
parents:
1919
diff
changeset
|
1199 if (op->encFunction != NULL && |
3c6f638ce402
Remove the useless distinction of DO_ENC_FUNC and DO_DEC_FUNC, as the
Matti Hamalainen <ccr@tnsp.org>
parents:
1919
diff
changeset
|
1200 !op->encFunction(op, buf, img, fmt)) |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1201 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1202 res = dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1203 "Encode op custom function failed: op #%d, " |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1204 "offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1486
bc13af8954d7
Add DMC64ImageFormat to C64 bitmap format encoding/decoding ops function parameters.
Matti Hamalainen <ccr@tnsp.org>
parents:
1485
diff
changeset
|
1205 i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
bc13af8954d7
Add DMC64ImageFormat to C64 bitmap format encoding/decoding ops function parameters.
Matti Hamalainen <ccr@tnsp.org>
parents:
1485
diff
changeset
|
1206 goto err; |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1207 } |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1208 break; |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1209 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1210 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1211 |
1448
50402c225ef4
Do not insert load address to the buffer beginning in dmC64EncodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1447
diff
changeset
|
1212 res = DMERR_OK; |
535
ab8d9696225c
Add helper macros and use them to set the loading address while encoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
534
diff
changeset
|
1213 |
1447 | 1214 err: |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1215 return res; |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1216 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1217 |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1218 |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1219 // Convert a generic "C64" format bitmap in DMC64Image struct to |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1220 // a indexed/paletted bitmap image. |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1221 int dmC64ConvertGenericBMP2Image(DMImage *dst, const DMC64Image *src, |
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1222 const DMC64ImageFormat *fmt, const DMC64ImageConvSpec *spec) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1223 { |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1224 DMC64GetPixelFunc getPixel; |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1225 |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1226 // Sanity check arguments |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1227 if (dst == NULL || src == NULL || fmt == NULL || spec == NULL) |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1228 return DMERR_NULLPTR; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1229 |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1230 if (dst->width != src->fmt->width || dst->height != src->fmt->height) |
1460 | 1231 { |
1232 return dmError(DMERR_INVALID_DATA, | |
1233 "Invalid src vs. dst width/height %d x %d <-> %d x %d\n", | |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1234 src->fmt->width, src->fmt->height, dst->width, dst->height); |
1460 | 1235 } |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1236 |
1167 | 1237 dmMemset(dst->data, 0, dst->size); |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1238 |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1239 // Check pixel getter function |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1240 if (src->fmt->getPixel != NULL) |
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1241 getPixel = src->fmt->getPixel; |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1242 else |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1243 getPixel = (src->fmt->type & D64_FMT_MC) ? fmtGetGenericMCPixel : fmtGetGenericSCPixel; |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1244 |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1245 // Resolution interlaced pics need to halve the source width |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1246 int rwidth = dst->width, rheight = dst->height; |
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1247 if ((src->fmt->type & D64_FMT_ILACE) && |
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1248 src->laceType == D64_ILACE_RES) |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1249 rwidth /= 2; |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1250 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1251 // Perform conversion |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1252 for (int yc = 0; yc < rheight; yc++) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1253 { |
1919 | 1254 Uint8 *dp = dst->data + (yc * dst->pitch); |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1255 const int y = yc / 8, yb = yc & 7; |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1256 const int scroffsy = y * src->fmt->chWidth; |
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1257 const int bmoffsy = y * src->fmt->chWidth * 8 + yb; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1258 |
1927 | 1259 for (int xc = 0; xc < rwidth; xc++) |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1260 if (src->fmt->type & D64_FMT_CHAR) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1261 { |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1262 // Charmode conversion |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1263 if ((src->fmt->type & D64_FMT_MC) == D64_FMT_HIRES) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1264 { |
1927 | 1265 // Hi-res charmap |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1266 const int x = xc / 8; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1267 const int scroffs = scroffsy + x; |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1268 const int chr = src->screen[0].data[scroffs]; |
1927 | 1269 const int vshift = 7 - (xc & 7); |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1270 |
1927 | 1271 if ((src->charData[0].data[chr * C64_CHR_SIZE + yb] >> vshift) & 1) |
1919 | 1272 *dp++ = src->color[0].data[scroffs]; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1273 else |
1919 | 1274 *dp++ = src->bgcolor; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1275 } |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1276 else |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1277 { |
1927 | 1278 // Multicolor variants |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1279 const int x = xc / 4; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1280 const int scroffs = scroffsy + x; |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1281 const int chr = src->screen[0].data[scroffs]; |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1282 const int col = src->color[0].data[scroffs] & 15; |
925 | 1283 |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1284 if (col & 8) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1285 { |
1927 | 1286 const int vshift = 6 - ((xc * 2) & 6); |
1287 switch ((src->charData[0].data[chr * C64_CHR_SIZE + yb] >> vshift) & 3) | |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1288 { |
1919 | 1289 case 0: *dp++ = src->bgcolor; break; |
1290 case 1: *dp++ = src->d022; break; | |
1291 case 2: *dp++ = src->d023; break; | |
1292 case 3: *dp++ = col; | |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1293 } |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1294 } |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1295 else |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1296 { |
1927 | 1297 const int vshift = 7 - (xc & 7); |
1298 if ((src->charData[0].data[chr * C64_CHR_SIZE + yb] >> vshift) & 1) | |
1919 | 1299 *dp++ = src->color[0].data[scroffs]; |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1300 else |
1919 | 1301 *dp++ = src->bgcolor; |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1302 } |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1303 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1304 } |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1305 else |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1306 { |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1307 // Perform generic BITMAP conversion |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1308 if ((src->fmt->type & D64_FMT_MC) == D64_FMT_HIRES) |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1309 { |
1927 | 1310 // Hi-res bitmap |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1311 const int x = xc / 8; |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1312 const int scroffs = scroffsy + x; |
940
ff18d2511843
Remove the doubleMC madness completely. Should be replaced with x/y aspect
Matti Hamalainen <ccr@tnsp.org>
parents:
939
diff
changeset
|
1313 const int bmoffs = bmoffsy + (x * 8); |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1314 const int vshift = 7 - (xc & 7); |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1315 |
1919 | 1316 *dp++ = getPixel(src, bmoffs, scroffs, vshift, 0, xc, yc); |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1317 } |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1318 else |
529
1bce06b5026f
Combine conversion of interlaced and normal multicolor images to one function.
Matti Hamalainen <ccr@tnsp.org>
parents:
528
diff
changeset
|
1319 { |
1927 | 1320 // Multicolor bitmap and variants |
901
f532262f90b1
Actually fix commit 16aa5955dfb5.
Matti Hamalainen <ccr@tnsp.org>
parents:
857
diff
changeset
|
1321 const int x = xc / 4; |
f532262f90b1
Actually fix commit 16aa5955dfb5.
Matti Hamalainen <ccr@tnsp.org>
parents:
857
diff
changeset
|
1322 const int scroffs = scroffsy + x; |
940
ff18d2511843
Remove the doubleMC madness completely. Should be replaced with x/y aspect
Matti Hamalainen <ccr@tnsp.org>
parents:
939
diff
changeset
|
1323 const int bmoffs = bmoffsy + (x * 8); |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1324 const int vshift = 6 - ((xc * 2) & 6); |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1325 |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1326 if (src->fmt->type & D64_FMT_ILACE) |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1327 { |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1328 switch (src->laceType) |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1329 { |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1330 case D64_ILACE_RES: |
1919 | 1331 *dp++ = getPixel(src, bmoffs, scroffs, vshift, 0, xc, yc); |
1332 *dp++ = getPixel(src, bmoffs, scroffs, vshift, 1, xc, yc); | |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1333 break; |
1366
d4387509a363
Return DMERR_NOT_SUPPORTED for decoding color-interlaced images, for now
Matti Hamalainen <ccr@tnsp.org>
parents:
1365
diff
changeset
|
1334 |
d4387509a363
Return DMERR_NOT_SUPPORTED for decoding color-interlaced images, for now
Matti Hamalainen <ccr@tnsp.org>
parents:
1365
diff
changeset
|
1335 default: |
d4387509a363
Return DMERR_NOT_SUPPORTED for decoding color-interlaced images, for now
Matti Hamalainen <ccr@tnsp.org>
parents:
1365
diff
changeset
|
1336 return DMERR_NOT_SUPPORTED; |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1337 } |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1338 } |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1339 else |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1340 { |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1341 const Uint8 col = getPixel(src, bmoffs, scroffs, vshift, 0, xc, yc); |
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1342 *dp++ = col; |
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1343 if (spec->aspect) |
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1344 *dp++ = col; |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1345 } |
529
1bce06b5026f
Combine conversion of interlaced and normal multicolor images to one function.
Matti Hamalainen <ccr@tnsp.org>
parents:
528
diff
changeset
|
1346 } |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1347 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1348 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1349 |
508
1ed5025c2538
Return DMLIB error values instead of arbitrary 0/negatives.
Matti Hamalainen <ccr@tnsp.org>
parents:
507
diff
changeset
|
1350 return DMERR_OK; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1351 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1352 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1353 |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1354 int dmC64ConvertBMP2Image(DMImage **pdst, const DMC64Image *src, |
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1355 const DMC64ImageFormat *fmt, const DMC64ImageConvSpec *spec) |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1356 { |
940
ff18d2511843
Remove the doubleMC madness completely. Should be replaced with x/y aspect
Matti Hamalainen <ccr@tnsp.org>
parents:
939
diff
changeset
|
1357 int res; |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1358 DMImage *dst; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1359 |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1360 if (pdst == NULL || src == NULL || fmt == NULL || spec == NULL) |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1361 return DMERR_NULLPTR; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1362 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1363 // Allocate image structure |
1947
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1364 if ((*pdst = dst = dmImageAlloc( |
8896d5676f1b
Architectural change: remove some duplicated variables from DMC64Image
Matti Hamalainen <ccr@tnsp.org>
parents:
1944
diff
changeset
|
1365 src->fmt->width, src->fmt->height, DM_COLFMT_PALETTE, -1)) == NULL) |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1366 return DMERR_MALLOC; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1367 |
1426
4c7b456d7f0b
Rename global dmC64Palette to dmDefaultC64Palette.
Matti Hamalainen <ccr@tnsp.org>
parents:
1425
diff
changeset
|
1368 // Set partial palette information |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1369 dst->ncolors = C64_NCOLORS; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1370 dst->constpal = TRUE; |
1730
881a3fc421d8
Use the default C64 palette whenever we need it, but make it possible to override it.
Matti Hamalainen <ccr@tnsp.org>
parents:
1728
diff
changeset
|
1371 dst->pal = dmDefaultC64Palette; |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1372 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1373 // Convert |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1374 if (fmt->format->convertFrom != NULL) |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1375 res = fmt->format->convertFrom(dst, src, fmt, spec); |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1376 else |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1377 res = dmC64ConvertGenericBMP2Image(dst, src, fmt, spec); |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1378 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1379 return res; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1380 } |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1381 |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1382 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1383 int dmC64DecodeBMP(DMC64Image **img, const DMGrowBuf *buf, |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1384 const size_t probeOffs, const size_t loadOffs, |
516 | 1385 const DMC64ImageFormat **fmt, const DMC64ImageFormat *forced) |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1386 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1387 DMGrowBuf tmp; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1388 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1389 if (img == NULL || buf == NULL) |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1390 return DMERR_NULLPTR; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1391 |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1392 // Check for forced format |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1393 if (forced != NULL) |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1394 *fmt = forced; |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1395 else |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1396 { |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1397 // Nope, perform a generic probe |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1398 if (probeOffs >= buf->len) |
1460 | 1399 return DMERR_OUT_OF_DATA; |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1400 |
1747
5e928618fdc8
Change DMGrowBuf API somewhat and implement more copy operations.
Matti Hamalainen <ccr@tnsp.org>
parents:
1744
diff
changeset
|
1401 dmGrowBufConstCopyOffs(&tmp, buf, probeOffs); |
1780
5ea4713e9e0f
Change c64 format probing API to use DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1775
diff
changeset
|
1402 if (dmC64ProbeBMP(&tmp, fmt) == DM_PROBE_SCORE_FALSE) |
1460 | 1403 return DMERR_NOT_SUPPORTED; |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1404 } |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1405 |
1710
1f0fac3af8e3
Use buf->len instead of tmp.len, as it might not be initialized.
Matti Hamalainen <ccr@tnsp.org>
parents:
1707
diff
changeset
|
1406 if (loadOffs >= buf->len) |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1407 return DMERR_INVALID_ARGS; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1408 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1409 if (*fmt == NULL) |
1548
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1410 return DMERR_NOT_SUPPORTED; |
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1411 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1412 // Format supports only reading? |
1548
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1413 if (((*fmt)->flags & DM_FMT_RD) == 0) |
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1414 return DMERR_NOT_SUPPORTED; |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1415 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1416 // Allocate memory |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
1417 if ((*img = dmC64ImageAlloc(*fmt)) == NULL) |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1418 return DMERR_MALLOC; |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1419 |
1747
5e928618fdc8
Change DMGrowBuf API somewhat and implement more copy operations.
Matti Hamalainen <ccr@tnsp.org>
parents:
1744
diff
changeset
|
1420 dmGrowBufConstCopyOffs(&tmp, buf, loadOffs); |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1421 |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1422 // Decode the bitmap to memory layout |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1423 if ((*fmt)->decode != NULL) |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1424 return (*fmt)->decode(*img, &tmp, *fmt); |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1425 else |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1426 return dmC64DecodeGenericBMP(*img, &tmp, *fmt); |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1427 } |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1428 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1429 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1430 // Convert a generic bitmap image to DMC64Image |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1431 int dmC64ConvertGenericImage2BMP(DMC64Image *dst, const DMImage *src, |
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1432 const DMC64ImageFormat *fmt, const DMC64ImageConvSpec *spec) |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1433 { |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1434 if (dst == NULL || src == NULL || fmt == NULL || spec == NULL) |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1435 return DMERR_NULLPTR; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1436 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1437 return DMERR_OK; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1438 } |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1439 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1440 |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1441 int dmC64ConvertImage2BMP(DMC64Image **pdst, const DMImage *src, |
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1442 const DMC64ImageFormat *fmt, const DMC64ImageConvSpec *spec) |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1443 { |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1444 int res; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1445 DMC64Image *dst; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1446 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1447 if (pdst == NULL || src == NULL) |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1448 return DMERR_NULLPTR; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1449 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1450 // Allocate the basic C64 bitmap image structure |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1451 if ((*pdst = dst = dmC64ImageAlloc(fmt)) == NULL) |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1452 return DMERR_MALLOC; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1453 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1454 // Convert |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1455 if (fmt->format->convertTo != NULL) |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1456 res = fmt->format->convertTo(dst, src, fmt, spec); |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1457 else |
1931
410679d2fe8a
"Enable" the image->c64 bitmap conversion path in gfxconv. It does not work
Matti Hamalainen <ccr@tnsp.org>
parents:
1927
diff
changeset
|
1458 res = dmC64ConvertGenericImage2BMP(dst, src, fmt, spec); |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1459 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1460 return res; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1461 } |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1462 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1463 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1464 int dmC64EncodeBMP(DMGrowBuf *buf, const DMC64Image *img, const DMC64ImageFormat *fmt) |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1465 { |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1466 int res; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1467 |
1580
72f809e6eb3c
Add NULL check for growbuf pointer.
Matti Hamalainen <ccr@tnsp.org>
parents:
1573
diff
changeset
|
1468 if (buf == NULL || img == NULL || fmt == NULL) |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1469 return DMERR_NULLPTR; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1470 |
1548
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1471 if ((fmt->flags & DM_FMT_WR) == 0) |
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1472 return DMERR_NOT_SUPPORTED; |
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1473 |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1474 // Allocate a buffer |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1475 if ((res = dmGrowBufAlloc(buf, BUF_SIZE_INITIAL, BUF_SIZE_GROW)) != DMERR_OK) |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1476 goto err; |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1477 |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1478 // Add the loading address |
1828
6e1dd79c6bce
Use dmGrowBufPutU16LE() instead of two dmGrowBufPutU8() to push the loading
Matti Hamalainen <ccr@tnsp.org>
parents:
1827
diff
changeset
|
1479 if (!dmGrowBufPutU16LE(buf, fmt->addr)) |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1480 goto err; |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1481 |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1482 // Attempt to encode the image to a buffer |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1483 if (fmt->encode != NULL) |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1484 res = fmt->encode(buf, img, fmt); |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1485 else |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1486 res = dmC64EncodeGenericBMP(FALSE, buf, img, fmt); |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1487 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1488 if (res != DMERR_OK) |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1489 goto err; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1490 |
1797
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1491 // Finally, if the format has a set size and our buffer is smaller |
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1492 // than that size, we grow the buffer to match (with zeroed data). |
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1493 // This accounts for format variants that are otherwise identical. |
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1494 if (fmt->size > 0 && buf->len < fmt->size && |
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1495 !dmGrowBufCheckGrow(buf, fmt->size)) |
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1496 { |
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1497 res = DMERR_MALLOC; |
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1498 goto err; |
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1499 } |
5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
Matti Hamalainen <ccr@tnsp.org>
parents:
1790
diff
changeset
|
1500 |
1469
0046b4e1b35f
Various fixes in bmp encoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1467
diff
changeset
|
1501 return DMERR_OK; |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1502 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1503 err: |
1799 | 1504 // In error case, free the buffer |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1505 dmGrowBufFree(buf); |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1506 return res; |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1507 } |
1774
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1508 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1509 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1510 // Perform probing of the given data buffer, trying to determine |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1511 // if it contains a supported "C64" image format. Returns the |
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1512 // "probe score", see libgfx.h for list of values. If a match |
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1513 // is found, pointer to format description is set to *pfmt. |
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1514 int dmC64ProbeBMP(const DMGrowBuf *buf, const DMC64ImageFormat **pfmt) |
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1515 { |
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1516 int scoreMax = DM_PROBE_SCORE_FALSE, scoreIndex = -1; |
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1517 |
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1518 for (int i = 0; i < ndmC64ImageFormats; i++) |
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1519 { |
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1520 const DMC64ImageFormat *fmt = &dmC64ImageFormats[i]; |
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1521 int score = DM_PROBE_SCORE_FALSE; |
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1522 if (fmt->probe == NULL && fmt->size > 0 && fmt->addr > 0) |
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1523 { |
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1524 // Generic probe just checks matching size and load address |
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1525 if (buf->len == fmt->size && dmCompareAddr16(buf, 0, fmt->addr)) |
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1526 score = DM_PROBE_SCORE_GOOD; |
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1527 } |
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1528 else |
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1529 if (fmt->probe != NULL) |
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1530 score = fmt->probe(buf, fmt); |
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1531 |
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1532 if (score > scoreMax) |
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1533 { |
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1534 scoreMax = score; |
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1535 scoreIndex = i; |
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1536 } |
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1537 } |
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1538 |
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1539 if (scoreIndex >= 0) |
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1540 { |
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1541 *pfmt = &dmC64ImageFormats[scoreIndex]; |
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1542 return scoreMax; |
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1543 } |
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1544 else |
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1545 return DM_PROBE_SCORE_FALSE; |
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1546 } |
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1547 |
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1548 |
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1549 void dmC64InitializeFormats(void) |
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1550 { |
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1551 for (int i = 0; i < ndmC64ImageFormats; i++) |
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1552 { |
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1553 DMC64ImageFormat *fmt = &dmC64ImageFormats[i]; |
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1554 if (fmt->format == NULL) |
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1555 fmt->format = &fmt->formatDef; |
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1556 } |
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1557 } |