Mercurial > hg > dmlib
annotate tools/lib64gfx.c @ 1797:5204fab92c9e
If the c64 image format has a set size and our buffer after encoding in
dmC64EncodeBMP() is smaller than that size, we grow the buffer to match
(with zeroed data). This accounts for format variants that are otherwise
identical.
author | Matti Hamalainen <ccr@tnsp.org> |
---|---|
date | Thu, 14 Jun 2018 04:00:59 +0300 |
parents | 523c1d1270d6 |
children | 708d333734f9 |
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) |
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52 { |
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53 char typeStr[64], typeStr2[64]; |
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54 |
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55 dmC64GetImageTypeString(typeStr, sizeof(typeStr), fmt->format->type, TRUE); |
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56 |
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57 if (fmt != NULL) |
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58 { |
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59 fprintf(fh, |
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60 "Format : %s [%s]\n", |
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61 fmt->name, fmt->fext); |
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62 } |
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63 |
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64 if (img != NULL) |
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65 { |
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66 dmC64GetImageTypeString(typeStr2, sizeof(typeStr2), img->type, TRUE); |
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67 |
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68 fprintf(fh, |
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69 "Type : %s [%s]\n" |
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70 "Banks : %d\n", |
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71 typeStr, typeStr2, |
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72 img->nbanks); |
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73 |
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74 if (img->type & D64_FMT_ILACE) |
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75 { |
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76 char *tmps; |
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77 switch (img->laceType) |
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78 { |
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79 case D64_ILACE_COLOR: tmps = "color"; break; |
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80 case D64_ILACE_RES: tmps = "resolution"; break; |
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81 default: tmps = "ERROR"; break; |
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82 } |
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83 fprintf(fh, |
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84 "Interlace type : %s\n", |
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85 tmps); |
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86 } |
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87 |
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88 fprintf(fh, |
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89 "Width x Height : %d x %d [%d x %d]\n" |
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90 "CHwidth x CHheight : %d x %d [%d x %d]\n", |
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91 img->width, img->height, |
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92 fmt->format->width, fmt->format->height, |
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93 img->chWidth, img->chHeight, |
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94 fmt->format->chWidth, fmt->format->chHeight); |
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95 } |
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96 else |
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97 { |
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98 fprintf(fh, |
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99 "Type : %s\n" |
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100 "Width x Height : %d x %d\n" |
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101 "CHwidth x CHheight : %d x %d\n", |
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102 typeStr, |
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103 fmt->format->width, fmt->format->height, |
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104 fmt->format->chWidth, fmt->format->chHeight); |
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105 } |
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106 } |
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107 |
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108 |
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109 void dmSetDefaultC64Palette(DMImage *img) |
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110 { |
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111 img->constpal = TRUE; |
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112 img->pal = dmDefaultC64Palette; |
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113 img->ncolors = C64_NCOLORS; |
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114 img->ctransp = 255; |
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115 } |
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116 |
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117 |
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118 BOOL dmSetMixedColorC64Palette(DMImage *img) |
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119 { |
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120 if (!dmImagePaletteAlloc(img, C64_NCOLORS * C64_NCOLORS, -1)) |
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121 return FALSE; |
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122 |
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123 int n = 0; |
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124 for (int n1 = 0; n1 < C64_NCOLORS; n1++) |
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125 { |
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126 const DMColor *col1 = &dmDefaultC64Palette[n1]; |
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127 for (int n2 = 0; n2 < C64_NCOLORS; n2++) |
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128 { |
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129 const DMColor *col2 = &dmDefaultC64Palette[n2]; |
1735
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130 img->pal[n].r = (col1->r + col2->r) / 2; |
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131 img->pal[n].g = (col1->g + col2->g) / 2; |
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132 img->pal[n].b = (col1->b + col2->b) / 2; |
1732
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133 n++; |
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134 } |
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135 } |
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136 |
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137 return TRUE; |
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138 } |
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139 |
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140 |
1780
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141 BOOL dmCompareAddr16(const DMGrowBuf *buf, const size_t offs, const Uint16 addr) |
1381 | 142 { |
1780
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143 return |
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144 offs + 1 < buf->len && |
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145 buf->data[offs ] == DM_GET_ADDR_LO(addr) && |
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146 buf->data[offs + 1] == DM_GET_ADDR_HI(addr); |
1381 | 147 } |
148 | |
149 | |
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150 int dmC64ImageGetNumBanks(const DMC64ImageFormat *fmt) |
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151 { |
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152 int nbanks = 0; |
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153 for (int i = 0; i < D64_MAX_ENCDEC_OPS; i++) |
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154 { |
1591
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155 const DMC64EncDecOp *op = fmtGetEncDecOp(fmt, i); |
1668
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156 if (op->type == DO_LAST) |
1378
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157 break; |
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158 |
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159 if (op->bank > nbanks) |
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|
160 nbanks = op->bank; |
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|
161 } |
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162 |
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163 return nbanks + 1; |
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|
164 } |
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165 |
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166 |
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167 int dmC64MemBlockAlloc(DMC64MemBlock *blk, const size_t size) |
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168 { |
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169 if ((blk->data = dmMalloc0(size)) == NULL) |
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170 return DMERR_MALLOC; |
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171 |
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172 blk->size = size; |
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173 return DMERR_OK; |
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174 } |
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175 |
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|
176 |
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|
177 int dmC64MemBlockCopy(DMC64MemBlock *dst, const DMC64MemBlock *src) |
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178 { |
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179 if (src->data != NULL && src->size > 0) |
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180 { |
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|
181 dst->size = src->size; |
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182 if ((dst->data = dmMalloc(src->size)) == NULL) |
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|
183 return DMERR_MALLOC; |
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|
184 |
ca087c0cc9c4
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|
185 memcpy(dst->data, src->data, src->size); |
ca087c0cc9c4
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|
186 } |
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|
187 |
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188 return DMERR_OK; |
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189 } |
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|
190 |
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|
191 |
ca087c0cc9c4
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|
192 void dmC64MemBlockFree(DMC64MemBlock *blk) |
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|
193 { |
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|
194 if (blk != NULL) |
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|
195 { |
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|
196 dmFreeR(&blk->data); |
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|
197 blk->size = 0; |
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|
198 } |
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|
199 } |
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|
200 |
ca087c0cc9c4
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diff
changeset
|
201 |
1378
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Make c64 image bank allocation dynamic.
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1377
diff
changeset
|
202 DMC64Image *dmC64ImageAlloc(const DMC64ImageFormat *fmt) |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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|
203 { |
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Refactor the DMC64Image handling to be more dynamic, and start
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|
204 DMC64Image *img = dmMalloc0(sizeof(DMC64Image)); |
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Refactor the DMC64Image handling to be more dynamic, and start
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205 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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|
206 if (img == NULL) |
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Refactor the DMC64Image handling to be more dynamic, and start
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|
207 return NULL; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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diff
changeset
|
208 |
1378
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Make c64 image bank allocation dynamic.
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diff
changeset
|
209 // Initialize image information |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
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parents:
1774
diff
changeset
|
210 img->type = fmt->format->type; |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
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1774
diff
changeset
|
211 img->width = fmt->format->width; |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
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diff
changeset
|
212 img->height = fmt->format->height; |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
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diff
changeset
|
213 img->chWidth = fmt->format->chWidth; |
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Refactor the c64 bitmap format definitions handling to be more flexible. Again.
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diff
changeset
|
214 img->chHeight = fmt->format->chHeight; |
1491 | 215 img->nbanks = dmC64ImageGetNumBanks(fmt); |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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927
diff
changeset
|
216 |
1378
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Make c64 image bank allocation dynamic.
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diff
changeset
|
217 // Allocate banks |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
218 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
|
219 (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
|
220 (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
|
221 (img->charData = dmCalloc(img->nbanks, sizeof(DMC64MemBlock))) == NULL) |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
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|
222 goto err; |
c465860e44ed
Make c64 image bank allocation dynamic.
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diff
changeset
|
223 |
931
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Refactor the DMC64Image handling to be more dynamic, and start
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diff
changeset
|
224 return img; |
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Refactor the DMC64Image handling to be more dynamic, and start
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|
225 |
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Refactor the DMC64Image handling to be more dynamic, and start
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diff
changeset
|
226 err: |
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Refactor the DMC64Image handling to be more dynamic, and start
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diff
changeset
|
227 dmC64ImageFree(img); |
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Refactor the DMC64Image handling to be more dynamic, and start
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|
228 return NULL; |
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Refactor the DMC64Image handling to be more dynamic, and start
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|
229 } |
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Refactor the DMC64Image handling to be more dynamic, and start
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|
230 |
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Refactor the DMC64Image handling to be more dynamic, and start
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changeset
|
231 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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diff
changeset
|
232 void dmC64ImageFree(DMC64Image *img) |
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Refactor the DMC64Image handling to be more dynamic, and start
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|
233 { |
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Refactor the DMC64Image handling to be more dynamic, and start
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changeset
|
234 if (img != NULL) |
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Refactor the DMC64Image handling to be more dynamic, and start
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diff
changeset
|
235 { |
1462
9cb6dd1046bf
Fix memory leaks by freeing more things in dmC64ImageFree().
Matti Hamalainen <ccr@tnsp.org>
parents:
1461
diff
changeset
|
236 // Free the allocated areas |
1378
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Make c64 image bank allocation dynamic.
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changeset
|
237 for (int i = 0; i < img->nbanks; i++) |
931
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Refactor the DMC64Image handling to be more dynamic, and start
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diff
changeset
|
238 { |
1588
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Refactor the c64 format memory handling a bit for more flexibility.
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diff
changeset
|
239 dmC64MemBlockFree(&img->color[i]); |
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240 dmC64MemBlockFree(&img->bitmap[i]); |
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241 dmC64MemBlockFree(&img->screen[i]); |
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242 dmC64MemBlockFree(&img->charData[i]); |
931
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243 } |
1373
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244 |
1462
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245 // Free the pointers to the areas |
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246 dmFree(img->color); |
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247 dmFree(img->bitmap); |
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248 dmFree(img->screen); |
1588
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249 dmFree(img->charData); |
1462
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250 |
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251 // Extra data .. |
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252 for (int i = 0; i < C64_MAX_EXTRA_DATA; i++) |
1588
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253 dmC64MemBlockFree(&img->extraData[i]); |
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254 |
1167 | 255 dmMemset(img, 0, sizeof(DMC64Image)); |
931
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256 dmFree(img); |
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257 } |
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258 } |
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259 |
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260 |
827 | 261 int dmC64ConvertCSDataToImage(DMImage *img, |
410
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262 int xoffs, int yoffs, const Uint8 *buf, |
915 | 263 int width, int height, BOOL multicolor, |
264 int *colors) | |
407
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265 { |
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266 int yc, widthpx = width * 8; |
410
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267 Uint8 *dp; |
407
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268 |
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269 if (img == NULL) |
517
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270 return DMERR_NULLPTR; |
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271 |
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272 if (xoffs < 0 || yoffs < 0 || |
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273 xoffs > img->width - widthpx || |
407
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274 yoffs > img->height - height) |
517
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275 return DMERR_INVALID_ARGS; |
407
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276 |
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277 dp = img->data + (yoffs * img->pitch) + xoffs; |
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278 |
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279 if (multicolor) |
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280 { |
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281 for (yc = 0; yc < height; yc++) |
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282 { |
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283 const int offs = yc * width; |
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284 int xc; |
410
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285 Uint8 *d = dp; |
407
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286 |
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287 for (xc = 0; xc < widthpx / 2; xc++) |
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288 { |
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289 const int b = buf[offs + (xc / 4)]; |
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290 const int v = 6 - ((xc * 2) & 6); |
410
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291 const Uint8 c = colors[(b >> v) & 3]; |
925 | 292 |
407
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293 *d++ = c; |
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294 *d++ = c; |
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295 } |
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296 |
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297 dp += img->pitch; |
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298 } |
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299 } |
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300 else |
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301 { |
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302 for (yc = 0; yc < height; yc++) |
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303 { |
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304 const int offs = yc * width; |
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305 int xc; |
410
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|
306 Uint8 *d = dp; |
407
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307 |
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308 for (xc = 0; xc < widthpx; xc++) |
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309 { |
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310 const int b = buf[offs + (xc / 8)]; |
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311 const int v = 7 - (xc & 7); |
410
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312 const Uint8 c = colors[(b >> v) & 1]; |
925 | 313 |
407
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314 *d++ = c; |
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315 } |
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316 |
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|
317 dp += img->pitch; |
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318 } |
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|
319 } |
925 | 320 |
517
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Return better error values, using DMERR_* enums.
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|
321 return DMERR_OK; |
407
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322 } |
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323 |
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324 |
1707
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More consistently use DMGrowBuf in the lib64gfx APIs, and implement
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|
325 void dmGenericRLEAnalyze(const DMGrowBuf *buf, DMCompParams *cfg) |
1503
c7b9ef56319b
Factor all the c64 file format specific things into lib64fmt.c
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|
326 { |
1542
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|
327 #define DM_STAT_MAX 256 |
69fa95707e65
Implement dmGenericRLEAnalyze() and use it where appropriate.
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328 size_t *stats; |
1503
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Factor all the c64 file format specific things into lib64fmt.c
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329 |
1542
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330 // Allocate statistics counts buffer |
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331 if ((stats = dmMalloc0(DM_STAT_MAX * sizeof(size_t))) == NULL) |
69fa95707e65
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332 return; |
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|
333 |
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|
334 // Get statistics on the data |
1707
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More consistently use DMGrowBuf in the lib64gfx APIs, and implement
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335 for (size_t offs = 0; offs < buf->len; offs++) |
a0986cfd6f9d
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336 stats[buf->data[offs]]++; |
1542
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337 |
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338 // According to compression type .. |
1650
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339 switch (cfg->type) |
1542
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340 { |
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341 case DM_COMP_RLE_MARKER: |
1542
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342 { |
1650
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343 size_t selected = 0, |
1707
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344 smallest = buf->len; |
1542
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345 |
1650
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346 // Find least used byte value |
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347 for (size_t n = 0; n < DM_STAT_MAX; n++) |
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348 { |
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349 if (stats[n] < smallest) |
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350 { |
1660
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|
351 cfg->rleMarkerW = selected; |
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|
352 cfg->rleMarkerB = selected = n; |
1650
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353 smallest = stats[n]; |
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354 } |
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355 } |
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356 } |
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357 break; |
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358 |
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|
359 case DM_COMP_RLE_MASK: |
1660
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|
360 cfg->rleMarkerMask = 0xC0; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
361 cfg->rleMarkerBits = 0xC0; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
362 cfg->rleCountMask = 0x3f; |
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
|
363 break; |
1542
69fa95707e65
Implement dmGenericRLEAnalyze() and use it where appropriate.
Matti Hamalainen <ccr@tnsp.org>
parents:
1537
diff
changeset
|
364 } |
69fa95707e65
Implement dmGenericRLEAnalyze() and use it where appropriate.
Matti Hamalainen <ccr@tnsp.org>
parents:
1537
diff
changeset
|
365 |
69fa95707e65
Implement dmGenericRLEAnalyze() and use it where appropriate.
Matti Hamalainen <ccr@tnsp.org>
parents:
1537
diff
changeset
|
366 dmFree(stats); |
1503
c7b9ef56319b
Factor all the c64 file format specific things into lib64fmt.c
Matti Hamalainen <ccr@tnsp.org>
parents:
1501
diff
changeset
|
367 } |
c7b9ef56319b
Factor all the c64 file format specific things into lib64fmt.c
Matti Hamalainen <ccr@tnsp.org>
parents:
1501
diff
changeset
|
368 |
c7b9ef56319b
Factor all the c64 file format specific things into lib64fmt.c
Matti Hamalainen <ccr@tnsp.org>
parents:
1501
diff
changeset
|
369 |
1713
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
370 void dmSetupRLEBuffers(DMGrowBuf *dst, DMGrowBuf *src, const DMCompParams *cfg) |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
371 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
372 if (cfg->flags & DM_RLE_BACKWARDS_INPUT) |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
373 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
374 src->offs = src->len - 1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
375 src->backwards = TRUE; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
376 } |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
377 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
378 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
|
379 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
380 dst->backwards = TRUE; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
381 dst->offs = dst->size - 1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
382 } |
1718
bed88d17f28c
Fix a commit blunder here ..
Matti Hamalainen <ccr@tnsp.org>
parents:
1717
diff
changeset
|
383 } |
bed88d17f28c
Fix a commit blunder here ..
Matti Hamalainen <ccr@tnsp.org>
parents:
1717
diff
changeset
|
384 |
bed88d17f28c
Fix a commit blunder here ..
Matti Hamalainen <ccr@tnsp.org>
parents:
1717
diff
changeset
|
385 |
1713
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
386 void dmFinishRLEBuffers(DMGrowBuf *dst, DMGrowBuf *src, const DMCompParams *cfg) |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
387 { |
1741
6f1313c761aa
Actually fix the warnings .. sigh.
Matti Hamalainen <ccr@tnsp.org>
parents:
1740
diff
changeset
|
388 (void) src; |
6f1313c761aa
Actually fix the warnings .. sigh.
Matti Hamalainen <ccr@tnsp.org>
parents:
1740
diff
changeset
|
389 |
1713
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
390 if (cfg->flags & DM_RLE_BACKWARDS_OUTPUT) |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
391 { |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
392 memmove(dst->data, dst->data + dst->offs, dst->len); |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
393 dst->offs = 0; |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
394 } |
1720
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
395 |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
396 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
|
397 { |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
398 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
|
399 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
|
400 { |
1790
523c1d1270d6
Fix output buffer cropping in dmFinishRLEBuffers() for DM_OUT_CROP_END case.
Matti Hamalainen <ccr@tnsp.org>
parents:
1783
diff
changeset
|
401 memmove(dst->data, dst->data + dst->len - cfg->cropOutLen + 1, cfg->cropOutLen - 1); |
1720
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
402 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
|
403 } |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
404 break; |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
405 |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
406 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
|
407 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
|
408 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
|
409 break; |
77a4d8fab5cc
Add output buffer cropping to dmFinishRLEBuffers() and the flags and fields to DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1718
diff
changeset
|
410 } |
1713
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
411 } |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
412 |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
413 |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
414 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
|
415 { |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
416 unsigned int scount; |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
417 for (scount = count; scount; scount--) |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
418 { |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
419 if (!dmGrowBufPutU8(dst, data)) |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
420 { |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
421 return dmError(DMERR_MALLOC, |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
422 "%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
|
423 "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
|
424 cfg->func, count, data, dst->offs, dst->size); |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
425 } |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
426 } |
0a9110b4d036
Add few RLE helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1710
diff
changeset
|
427 return DMERR_OK; |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
428 } |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
429 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
430 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
431 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
|
432 { |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
433 int res; |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
434 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
|
435 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
|
436 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
437 // 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
|
438 // 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
|
439 dmGrowBufConstCopy(&src, psrc); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
440 dmSetupRLEBuffers(dst, &src, cfg); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
441 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
442 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
|
443 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
444 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
|
445 |
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
|
446 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
|
447 { |
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
|
448 // A simple marker byte RLE variant: [Marker] [count] [data] |
1744
e40227e994e2
Fix unitialized data accesses.
Matti Hamalainen <ccr@tnsp.org>
parents:
1741
diff
changeset
|
449 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
|
450 { |
1750
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
451 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
|
452 { |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
453 res = dmError(DMERR_INVALID_DATA, |
1750
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
454 "%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
|
455 cfg->func); |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
456 goto out; |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
457 } |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
458 if (!dmGrowBufGetU8(&src, &tmp2)) |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
459 { |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
460 res = dmError(DMERR_INVALID_DATA, |
b9f3c1796fba
More granular error handling in RLE decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1747
diff
changeset
|
461 "%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
|
462 cfg->func); |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
463 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
|
464 } |
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
|
465 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
|
466 { |
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 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
|
468 count = tmp1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
469 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
|
470 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
|
471 |
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
|
472 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
|
473 data = tmp1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
474 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
|
475 break; |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
476 } |
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
|
477 |
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
|
478 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
|
479 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
|
480 } |
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
|
481 else |
1744
e40227e994e2
Fix unitialized data accesses.
Matti Hamalainen <ccr@tnsp.org>
parents:
1741
diff
changeset
|
482 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
|
483 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
484 if (!dmGrowBufGetU8(&src, &tmp1) || |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
485 !dmGrowBufGetU8(&src, &tmp2) || |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
486 !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
|
487 { |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
488 res = dmError(DMERR_INVALID_DATA, |
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
489 "%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
|
490 cfg->func); |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
491 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
|
492 } |
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 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
|
494 { |
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
|
495 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
|
496 count = (tmp2 << 8) | tmp1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
497 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
|
498 break; |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
499 |
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
|
500 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
|
501 data = tmp1; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
502 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
|
503 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
|
504 } |
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
|
505 |
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
|
506 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
|
507 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
|
508 } |
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
|
509 } |
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
|
510 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
|
511 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
|
512 { |
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 // 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
|
514 // 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
|
515 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
|
516 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
517 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
|
518 { |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
519 res = dmError(DMERR_INVALID_DATA, |
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
520 "%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
|
521 cfg->func); |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
522 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
|
523 } |
1466
bc75be0546fc
More work on RLE decoder/encoder changes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1465
diff
changeset
|
524 |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
525 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
|
526 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
|
527 } |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
528 } |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
529 |
1715
c0c6fd8b288a
Use dmGenericRLEOutputRun().
Matti Hamalainen <ccr@tnsp.org>
parents:
1713
diff
changeset
|
530 if ((res = dmGenericRLEOutputRun(dst, cfg, data, count)) != DMERR_OK) |
c0c6fd8b288a
Use dmGenericRLEOutputRun().
Matti Hamalainen <ccr@tnsp.org>
parents:
1713
diff
changeset
|
531 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
|
532 } |
523
d0c0c6baeb57
Split the RLE decoding from DrazPaint/Lace and Amica paint decoders to a
Matti Hamalainen <ccr@tnsp.org>
parents:
519
diff
changeset
|
533 |
1717
7de37c01dbd4
Use dmFinishRLEBuffers() in dmDecodeGenericRLE()
Matti Hamalainen <ccr@tnsp.org>
parents:
1716
diff
changeset
|
534 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
|
535 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
|
536 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
537 out: |
1463
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
538 return res; |
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
539 } |
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
540 |
bde6a66bc2f6
Change dmDecodeGenericRLE() to use DMGrowBuf as output. Also add support
Matti Hamalainen <ccr@tnsp.org>
parents:
1462
diff
changeset
|
541 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
542 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
|
543 { |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
544 int res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
545 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
|
546 return res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
547 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
548 return dmDecodeGenericRLE(dst, src, cfg); |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
549 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
550 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
551 |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
552 int dmEncodeGenericRLESequence(DMGrowBuf *dst, const Uint8 data, const unsigned int count, const DMCompParams *cfg) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
553 { |
1496 | 554 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
|
555 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
|
556 |
3265175b24d2
Change the passing of RLE compression/decompression parameters to be in a dedicated struct.
Matti Hamalainen <ccr@tnsp.org>
parents:
1503
diff
changeset
|
557 switch (cfg->type) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
558 { |
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
|
559 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
|
560 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
|
561 (count >= cfg->rleMinCountW || data == cfg->rleMarkerW)) |
1496 | 562 { |
563 // A simple marker byte RLE variant: [Marker] [count] [data] | |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
564 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
|
565 goto err; |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
566 |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
567 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
|
568 { |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
569 case DM_RLE_ORDER_1: |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
570 if (!dmGrowBufPutU16LE(dst, count) || |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
571 !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
|
572 goto err; |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
573 break; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
574 |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
575 case DM_RLE_ORDER_2: |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
576 if (!dmGrowBufPutU8(dst, data) || |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
577 !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
|
578 goto err; |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
579 break; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
580 } |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
581 } |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
582 else |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
583 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
|
584 (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
|
585 { |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
586 // A simple marker byte RLE variant: [Marker] [count] [data] |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
587 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
|
588 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
|
589 |
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
|
590 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
|
591 { |
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
|
592 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
|
593 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
|
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; |
1573
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
596 break; |
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
597 |
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
|
598 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
|
599 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
|
600 !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
|
601 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
|
602 break; |
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
603 } |
1496 | 604 } |
605 else | |
606 copyOnly = TRUE; | |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
607 break; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
608 |
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
|
609 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
|
610 if (count >= cfg->rleMinCountB || (data & cfg->rleMarkerMask) == cfg->rleMarkerBits) |
1496 | 611 { |
612 // Mask marker RLE: usually high bit(s) of byte mark RLE sequence | |
613 // 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
|
614 if (!dmGrowBufPutU8(dst, cfg->rleMarkerBits | count) || |
1496 | 615 !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
|
616 goto err; |
1496 | 617 } |
618 else | |
619 copyOnly = TRUE; | |
620 break; | |
621 } | |
622 | |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
623 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
|
624 return res; |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
625 |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
626 return DMERR_OK; |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
627 |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
628 err: |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
629 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
|
630 "%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
|
631 cfg->func, count, data); |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
632 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
633 |
1466
bc75be0546fc
More work on RLE decoder/encoder changes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1465
diff
changeset
|
634 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
635 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
|
636 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
637 DMGrowBuf src; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
638 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
|
639 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
|
640 Uint8 data; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
641 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
642 // 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
|
643 // 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
|
644 dmGrowBufConstCopy(&src, psrc); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
645 dmSetupRLEBuffers(dst, &src, cfg); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
646 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
647 while (dmGrowBufGetU8(&src, &data)) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
648 { |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
649 // 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
|
650 // for the active runs mode(s) .. then encode the run. |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
651 if (data != prev || |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
652 ((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
|
653 (((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
|
654 { |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
655 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
|
656 goto err; |
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 count = 1; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
659 } |
1496 | 660 else |
661 count++; | |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
662 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
663 prev = data; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
664 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
665 |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
666 // 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
|
667 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
|
668 goto err; |
24b8b452925e
Improve error handling of RLE encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1513
diff
changeset
|
669 |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
670 dmFinishRLEBuffers(dst, &src, cfg); |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
671 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
672 err: |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
673 return res; |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
674 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
675 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
676 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
677 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
|
678 { |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
679 int res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
680 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
|
681 return res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
682 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
683 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
|
684 } |
d0c0c6baeb57
Split the RLE decoding from DrazPaint/Lace and Amica paint decoders to a
Matti Hamalainen <ccr@tnsp.org>
parents:
519
diff
changeset
|
685 |
519 | 686 |
1537
776aa43b2c57
Tiny improvement in MC->FLI upconversion.
Matti Hamalainen <ccr@tnsp.org>
parents:
1534
diff
changeset
|
687 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
|
688 { |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
689 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
|
690 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
691 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
|
692 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
|
693 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
|
694 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
|
695 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
|
696 switch (op->subject) |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
697 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
698 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
|
699 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
|
700 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
|
701 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
|
702 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
|
703 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
704 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
|
705 "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
|
706 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
|
707 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
708 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
709 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
710 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
|
711 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
|
712 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
713 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
|
714 "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
|
715 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
|
716 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
717 break; |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
718 } |
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
719 break; |
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
720 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
721 // Just list the allowed ops here |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
722 case DO_DEC_FUNC: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
723 case DO_ENC_FUNC: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
724 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
|
725 case DO_LAST: |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
726 break; |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
727 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
728 default: |
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 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
|
731 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 break; |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
733 } |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
734 |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
735 return DMERR_OK; |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
736 } |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
737 |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
738 |
1537
776aa43b2c57
Tiny improvement in MC->FLI upconversion.
Matti Hamalainen <ccr@tnsp.org>
parents:
1534
diff
changeset
|
739 BOOL dmC64GetOpSize(const DMC64EncDecOp *op, const DMC64ImageFormat *fmt, size_t *size) |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
740 { |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
741 switch (op->subject) |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
742 { |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
743 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
|
744 case DS_COLOR_RAM: |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
745 *size = fmt->format->chHeight * fmt->format->chWidth; |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
746 break; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
747 |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
748 case DS_BITMAP_RAM: |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
749 *size = fmt->format->chHeight * fmt->format->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
|
750 break; |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
751 |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
752 case DS_CHAR_DATA: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
753 *size = C64_MAX_CHARS * C64_CHR_SIZE; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
754 break; |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
755 |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
756 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
|
757 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
|
758 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
|
759 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
|
760 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
|
761 case DS_D024: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
762 *size = 1; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
763 break; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
764 |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
765 default: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
766 // Default to size of 0 |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
767 *size = 0; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
768 break; |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
769 } |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
770 |
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
|
771 // If the operator specified size is larger, use it. |
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
|
772 if (op->size > *size) |
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
|
773 *size = op->size; |
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
|
774 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
775 return TRUE; |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
776 } |
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
777 |
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
778 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
779 void dmC64GetOpMemBlockAndName(const DMC64Image *img, const int subject, const int bank, const DMC64MemBlock **blk, char **blkname) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
780 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
781 switch (subject) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
782 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
783 case DS_COLOR_RAM : *blk = &img->color[bank]; *blkname = "Color RAM"; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
784 case DS_SCREEN_RAM : *blk = &img->screen[bank]; *blkname = "Screen RAM"; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
785 case DS_BITMAP_RAM : *blk = &img->bitmap[bank]; *blkname = "Bitmap RAM"; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
786 case DS_CHAR_DATA : *blk = &img->charData[bank]; *blkname = "Character data"; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
787 case DS_EXTRA_DATA : *blk = &img->extraData[bank]; *blkname = "Extra data"; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
788 default: *blk = NULL; *blkname = NULL; break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
789 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
790 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
791 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
792 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
793 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
|
794 { |
1460 | 795 int res = DMERR_OK; |
796 | |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
797 if (buf == NULL || buf->data == NULL || img == NULL || fmt == NULL) |
513 | 798 return DMERR_NULLPTR; |
799 | |
925 | 800 // Clear the image structure, set basics |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
801 img->type = fmt->format->type; |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
802 img->width = fmt->format->width; |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
803 img->height = fmt->format->height; |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
804 img->chWidth = fmt->format->chWidth; |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
805 img->chHeight = fmt->format->chHeight; |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
806 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
|
807 |
518 | 808 // Perform decoding |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
809 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
|
810 { |
1591
3cc7b2aadda3
Add inline helper function fmtGetEncDecOp() and use it.
Matti Hamalainen <ccr@tnsp.org>
parents:
1588
diff
changeset
|
811 const DMC64EncDecOp *op = fmtGetEncDecOp(fmt, i); |
410
e4b2f689aff6
Stdint -> SDL types conversion.
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
812 const Uint8 *src; |
1600
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
813 DMC64MemBlock *blk = NULL; |
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
814 char *blkname = NULL; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
815 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
|
816 Uint8 value; |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
817 |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
818 // 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
|
819 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
|
820 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
|
821 |
811 | 822 // Check operation validity |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
823 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
|
824 return res; |
925 | 825 |
811 | 826 // Check size |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
827 if (!dmC64GetOpSize(op, fmt, &size)) |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
828 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
829 return dmError(DMERR_INVALID_DATA, |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
830 "Decode op SIZE out of bounds, op #%d type=%d, subj=%d, offs=%d ($%04x), " |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
831 "bank=%d, size=%d ($%04x) vs. allocated %d ($%04x)\n", |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
832 i, op->type, op->subject, op->offs, op->offs, op->bank, size, size, op->size, op->size); |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
833 } |
811 | 834 |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
835 // Is the operation inside the bounds? |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
836 if (op->offs + size > buf->len + 1) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
837 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
838 return dmError(DMERR_INVALID_DATA, |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
839 "Decode DATA out of bounds, op #%d type=%d, subj=%d, offs=%d ($%04x), " |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
840 "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
|
841 i, op->type, op->subject, op->offs, op->offs, op->bank, |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
842 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
|
843 } |
811 | 844 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
845 src = buf->data + op->offs; |
811 | 846 |
847 // 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
|
848 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
|
849 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
850 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
|
851 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
|
852 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
|
853 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
|
854 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
|
855 switch (op->subject) |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
856 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
857 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
|
858 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
|
859 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
|
860 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
|
861 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
|
862 // XXX BZZZT .. a nasty cast here --v |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
863 dmC64GetOpMemBlockAndName(img, op->subject, op->bank, (const DMC64MemBlock **) &blk, &blkname); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
864 if ((dmC64MemBlockAlloc(blk, size)) != DMERR_OK) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
865 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
866 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
|
867 "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
|
868 "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
|
869 blkname, 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
|
870 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
871 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
|
872 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
873 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
|
874 memcpy(blk->data, src, size); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
875 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
876 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
877 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
|
878 memset(blk->data, *src, size); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
879 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
880 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
881 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
|
882 memset(blk->data, op->offs, size); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
883 break; |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
884 |
1721
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
885 default: |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
886 return dmError(DMERR_INTERNAL, |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
887 "Unhandled op type %d in " |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
888 "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
|
889 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
|
890 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
891 break; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
892 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
893 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
|
894 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
|
895 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
|
896 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
|
897 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
|
898 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
|
899 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
|
900 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
901 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
|
902 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
|
903 value = *src; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
904 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
905 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
906 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
|
907 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
|
908 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
909 |
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
|
910 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
|
911 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
|
912 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
|
913 |
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
|
914 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
|
915 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
|
916 break; |
1668
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 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
|
919 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
920 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
|
921 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
|
922 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
|
923 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
|
924 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
|
925 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
|
926 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
927 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
928 |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
929 default: |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
930 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
|
931 "Unhandled subject %d in " |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
932 "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
|
933 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
|
934 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
935 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
936 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
937 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
|
938 switch (op->subject) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
939 { |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
940 case D64_CHCFG_SCREEN: |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
941 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
942 |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
943 case D64_CHCFG_LINEAR: |
1672 | 944 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
|
945 { |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
946 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
|
947 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
|
948 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
949 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
950 |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
951 default: |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
952 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
|
953 "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
|
954 "op #%d, bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
955 op->subject, i, op->bank, size, size, buf->len, buf->len); |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
956 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
957 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
958 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
959 case DO_DEC_FUNC: |
1482
df6dacb48970
Rename some struct members, and sanitize handling of DMC64Image allocation more.
Matti Hamalainen <ccr@tnsp.org>
parents:
1478
diff
changeset
|
960 if (op->decFunction == NULL) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
961 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
962 return dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
963 "Decode op is a function, but function ptr is NULL: " |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
964 "op #%d, offs=%d ($%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
|
965 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
|
966 } |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
967 if (!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
|
968 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
969 return dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
970 "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
|
971 "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
|
972 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
|
973 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
974 break; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
975 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
976 } |
916 | 977 |
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
|
978 // 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
|
979 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
|
980 { |
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
981 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
|
982 "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
|
983 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
|
984 } |
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
985 |
508
1ed5025c2538
Return DMLIB error values instead of arbitrary 0/negatives.
Matti Hamalainen <ccr@tnsp.org>
parents:
507
diff
changeset
|
986 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
|
987 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
988 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
989 |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
990 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
|
991 { |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
992 int res = DMERR_OK; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
993 |
1469
0046b4e1b35f
Various fixes in bmp encoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1467
diff
changeset
|
994 if (img == NULL || fmt == NULL) |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
995 return DMERR_NULLPTR; |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
996 |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
997 // Allocate the output buffer if requested |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
998 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
|
999 { |
1472
b9d3577d8290
Improve error handling and checking.
Matti Hamalainen <ccr@tnsp.org>
parents:
1471
diff
changeset
|
1000 dmError(res, |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1001 "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
|
1002 fmt->size); |
1447 | 1003 goto err; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1004 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1005 |
1697
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1006 if (buf->backwards) |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1007 { |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1008 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
|
1009 "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
|
1010 goto err; |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1011 } |
1506
4fd4e7a00db4
Fix handling of predefined DMGrowBuffer in dmC64EncodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1505
diff
changeset
|
1012 |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1013 // Perform encoding |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1014 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
|
1015 { |
1591
3cc7b2aadda3
Add inline helper function fmtGetEncDecOp() and use it.
Matti Hamalainen <ccr@tnsp.org>
parents:
1588
diff
changeset
|
1016 const DMC64EncDecOp *op = fmtGetEncDecOp(fmt, i); |
1364 | 1017 size_t size, chksize; |
1600
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
1018 const DMC64MemBlock *blk = NULL; |
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
1019 char *blkname = NULL; |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1020 Uint8 value; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1021 |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1022 // 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
|
1023 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
|
1024 break; |
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1025 |
811 | 1026 // Check operation validity |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
1027 if ((res = dmC64SanityCheckEncDecOp(i, op, img)) != DMERR_OK) |
1447 | 1028 goto err; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1029 |
811 | 1030 // Check size |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1031 if (!dmC64GetOpSize(op, fmt, &size)) |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1032 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1033 res = dmError(DMERR_INVALID_DATA, |
1511
62ede0de6ab0
Fix an error message, should be "Encode", not "Decode".
Matti Hamalainen <ccr@tnsp.org>
parents:
1510
diff
changeset
|
1034 "Encode op SIZE out of bounds, op #%d type=%d, offs=%d ($%04x), " |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1035 "bank=%d, size=%d ($%04x) vs. allocated %d ($%04x)\n", |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1036 i, op->type, op->offs, op->offs, op->bank, size, size, buf->size, buf->size); |
1447 | 1037 goto err; |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1038 } |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1039 |
811 | 1040 // Do we need to reallocate some more space? |
1697
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1041 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
|
1042 if (!dmGrowBufCheckGrow(buf, chksize)) |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1043 { |
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
|
1044 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
|
1045 "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
|
1046 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
|
1047 goto err; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1048 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1049 |
811 | 1050 // Perform operation |
1697
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1051 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
|
1052 switch (op->type) |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1053 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1054 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
|
1055 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
|
1056 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
|
1057 switch (op->subject) |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
1058 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1059 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
|
1060 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
|
1061 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
|
1062 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
|
1063 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
|
1064 dmC64GetOpMemBlockAndName(img, op->subject, op->bank, &blk, &blkname); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1065 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
|
1066 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1067 case DO_COPY: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1068 if (blk->data == NULL) |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1069 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1070 res = dmError(DMERR_NULLPTR, |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1071 "'%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
|
1072 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1073 blkname, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1074 goto err; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1075 } |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1076 if (size > blk->size) |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1077 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1078 res = dmError(DMERR_INTERNAL, |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1079 "'%s' size mismatch %d <> %d in " |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1080 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1081 blkname, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1082 goto err; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1083 } |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1084 memcpy(dst, blk->data, size); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1085 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1086 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1087 case DO_SET_MEM: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1088 // This operation makes no sense, so do nothing |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1089 break; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1090 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1091 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
|
1092 memset(dst, op->offs, size); |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1093 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1094 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1095 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1096 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1097 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
|
1098 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
|
1099 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
|
1100 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
|
1101 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
|
1102 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
|
1103 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
|
1104 { |
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_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
|
1106 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
|
1107 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
|
1108 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
|
1109 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
|
1110 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
|
1111 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1112 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
|
1113 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1114 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
|
1115 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
|
1116 *dst = value; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1117 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1118 |
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
|
1119 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
|
1120 *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
|
1121 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
|
1122 |
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
|
1123 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
|
1124 *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
|
1125 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
|
1126 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1127 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
|
1128 // 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
|
1129 break; |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1130 } |
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 |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1133 default: |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1134 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
|
1135 "Unhandled subject %d in " |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1136 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1137 op->subject, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1138 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1139 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1140 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1141 case DO_ENC_FUNC: |
1482
df6dacb48970
Rename some struct members, and sanitize handling of DMC64Image allocation more.
Matti Hamalainen <ccr@tnsp.org>
parents:
1478
diff
changeset
|
1142 if (op->encFunction == NULL) |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1143 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1144 res = dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1145 "Encode op is a function, but function ptr is NULL: " |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1146 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\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
|
1147 i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
1447 | 1148 goto err; |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1149 } |
1486
bc13af8954d7
Add DMC64ImageFormat to C64 bitmap format encoding/decoding ops function parameters.
Matti Hamalainen <ccr@tnsp.org>
parents:
1485
diff
changeset
|
1150 if (!op->encFunction(op, buf, img, fmt)) |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1151 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1152 res = dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1153 "Encode op custom function failed: op #%d, " |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1154 "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
|
1155 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
|
1156 goto err; |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1157 } |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1158 break; |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1159 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1160 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1161 |
1448
50402c225ef4
Do not insert load address to the buffer beginning in dmC64EncodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1447
diff
changeset
|
1162 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
|
1163 |
1447 | 1164 err: |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1165 return res; |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1166 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1167 |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1168 |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1169 // 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
|
1170 // a indexed/paletted bitmap image. |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1171 int dmC64ConvertGenericBMP2Image(DMImage *dst, const DMC64Image *src, 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
|
1172 { |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1173 DMC64GetPixelFunc getPixel; |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1174 |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1175 // Sanity check arguments |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1176 if (dst == NULL || src == NULL) |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1177 return DMERR_NULLPTR; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1178 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1179 if (dst->width < src->width || dst->height < src->height) |
1460 | 1180 { |
1181 return dmError(DMERR_INVALID_DATA, | |
1182 "Invalid src vs. dst width/height %d x %d <-> %d x %d\n", | |
1183 src->width, src->height, dst->width, dst->height); | |
1184 } | |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1185 |
1167 | 1186 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
|
1187 |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1188 // Check pixel getter function |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1189 if (fmt->format->getPixel != NULL) |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1190 getPixel = fmt->format->getPixel; |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1191 else |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1192 getPixel = (fmt->format->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
|
1193 |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1194 // Resolution interlaced pics need to halve the source width |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1195 int rwidth = src->width; |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1196 if ((src->type & D64_FMT_ILACE) && src->laceType == D64_ILACE_RES) |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1197 rwidth /= 2; |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1198 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1199 // Perform conversion |
1411 | 1200 Uint8 *dp = dst->data; |
1201 for (int yc = 0; yc < src->height; yc++) | |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1202 { |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1203 Uint8 *d = dp; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1204 const int y = yc / 8, yb = yc & 7; |
1482
df6dacb48970
Rename some struct members, and sanitize handling of DMC64Image allocation more.
Matti Hamalainen <ccr@tnsp.org>
parents:
1478
diff
changeset
|
1205 const int scroffsy = y * src->chWidth; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1206 int xc; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1207 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1208 if (src->type & D64_FMT_CHAR) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1209 { |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1210 // Charmode conversion |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1211 if ((src->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
|
1212 // Hi-res charmap |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1213 for (xc = 0; xc < rwidth; xc++) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1214 { |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1215 const int x = xc / 8; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1216 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
|
1217 const int chr = src->screen[0].data[scroffs]; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1218 const int v = 7 - (xc & 7); |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1219 |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1220 if ((src->charData[0].data[chr * C64_CHR_SIZE + yb] >> v) & 1) |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1221 *d++ = src->color[0].data[scroffs]; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1222 else |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1223 *d++ = src->bgcolor; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1224 } |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1225 else |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1226 // Multicolor variants |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1227 for (xc = 0; xc < rwidth; xc++) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1228 { |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1229 const int x = xc / 4; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1230 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
|
1231 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
|
1232 const int col = src->color[0].data[scroffs] & 15; |
925 | 1233 |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1234 if (col & 8) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1235 { |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1236 const int v = 6 - ((xc * 2) & 6); |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1237 switch ((src->charData[0].data[chr * C64_CHR_SIZE + yb] >> v) & 3) |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1238 { |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1239 case 0: *d++ = src->bgcolor; break; |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1240 case 1: *d++ = src->d022; break; |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1241 case 2: *d++ = src->d023; break; |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1242 case 3: *d++ = col; |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1243 } |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1244 } |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1245 else |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1246 { |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1247 const int v = 7 - (xc & 7); |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1248 if ((src->charData[0].data[chr * C64_CHR_SIZE + yb] >> v) & 1) |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1249 *d++ = 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
|
1250 else |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1251 *d++ = src->bgcolor; |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1252 } |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1253 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1254 } |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1255 else |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1256 { |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1257 // Perform generic BITMAP conversion |
1482
df6dacb48970
Rename some struct members, and sanitize handling of DMC64Image allocation more.
Matti Hamalainen <ccr@tnsp.org>
parents:
1478
diff
changeset
|
1258 const int bmoffsy = y * src->chWidth * 8 + yb; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1259 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1260 if ((src->type & D64_FMT_MC) == D64_FMT_HIRES) |
811 | 1261 // Hi-res bitmap |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1262 for (xc = 0; xc < rwidth; xc++) |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1263 { |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1264 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
|
1265 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
|
1266 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
|
1267 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
|
1268 |
1764
52e31cfc1e36
Implement fake X raster position for the pixel getting functions. At some
Matti Hamalainen <ccr@tnsp.org>
parents:
1750
diff
changeset
|
1269 *d++ = 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
|
1270 } |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1271 else |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1272 // Multicolor bitmap and variants |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1273 for (xc = 0; xc < rwidth; xc++) |
529
1bce06b5026f
Combine conversion of interlaced and normal multicolor images to one function.
Matti Hamalainen <ccr@tnsp.org>
parents:
528
diff
changeset
|
1274 { |
901
f532262f90b1
Actually fix commit 16aa5955dfb5.
Matti Hamalainen <ccr@tnsp.org>
parents:
857
diff
changeset
|
1275 const int x = xc / 4; |
f532262f90b1
Actually fix commit 16aa5955dfb5.
Matti Hamalainen <ccr@tnsp.org>
parents:
857
diff
changeset
|
1276 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
|
1277 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
|
1278 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
|
1279 |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1280 if (src->type & D64_FMT_ILACE) |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1281 { |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1282 switch (src->laceType) |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1283 { |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1284 case D64_ILACE_RES: |
1764
52e31cfc1e36
Implement fake X raster position for the pixel getting functions. At some
Matti Hamalainen <ccr@tnsp.org>
parents:
1750
diff
changeset
|
1285 *d++ = getPixel(src, bmoffs, scroffs, vshift, 0, xc, yc); |
52e31cfc1e36
Implement fake X raster position for the pixel getting functions. At some
Matti Hamalainen <ccr@tnsp.org>
parents:
1750
diff
changeset
|
1286 *d++ = 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
|
1287 break; |
1366
d4387509a363
Return DMERR_NOT_SUPPORTED for decoding color-interlaced images, for now
Matti Hamalainen <ccr@tnsp.org>
parents:
1365
diff
changeset
|
1288 |
d4387509a363
Return DMERR_NOT_SUPPORTED for decoding color-interlaced images, for now
Matti Hamalainen <ccr@tnsp.org>
parents:
1365
diff
changeset
|
1289 default: |
d4387509a363
Return DMERR_NOT_SUPPORTED for decoding color-interlaced images, for now
Matti Hamalainen <ccr@tnsp.org>
parents:
1365
diff
changeset
|
1290 return DMERR_NOT_SUPPORTED; |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1291 } |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1292 } |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1293 else |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1294 { |
1764
52e31cfc1e36
Implement fake X raster position for the pixel getting functions. At some
Matti Hamalainen <ccr@tnsp.org>
parents:
1750
diff
changeset
|
1295 *d++ = 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
|
1296 } |
529
1bce06b5026f
Combine conversion of interlaced and normal multicolor images to one function.
Matti Hamalainen <ccr@tnsp.org>
parents:
528
diff
changeset
|
1297 } |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1298 } |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1299 dp += dst->pitch; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1300 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1301 |
508
1ed5025c2538
Return DMLIB error values instead of arbitrary 0/negatives.
Matti Hamalainen <ccr@tnsp.org>
parents:
507
diff
changeset
|
1302 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
|
1303 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1304 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1305 |
940
ff18d2511843
Remove the doubleMC madness completely. Should be replaced with x/y aspect
Matti Hamalainen <ccr@tnsp.org>
parents:
939
diff
changeset
|
1306 int dmC64ConvertBMP2Image(DMImage **pdst, const DMC64Image *src, const DMC64ImageFormat *fmt) |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1307 { |
940
ff18d2511843
Remove the doubleMC madness completely. Should be replaced with x/y aspect
Matti Hamalainen <ccr@tnsp.org>
parents:
939
diff
changeset
|
1308 int res; |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1309 DMImage *dst; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1310 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1311 if (pdst == NULL || src == NULL) |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1312 return DMERR_NULLPTR; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1313 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1314 // Allocate image structure |
1289 | 1315 if ((*pdst = dst = dmImageAlloc(src->width, src->height, DM_IFMT_PALETTE, -1)) == NULL) |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1316 return DMERR_MALLOC; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1317 |
1426
4c7b456d7f0b
Rename global dmC64Palette to dmDefaultC64Palette.
Matti Hamalainen <ccr@tnsp.org>
parents:
1425
diff
changeset
|
1318 // Set partial palette information |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1319 dst->ncolors = C64_NCOLORS; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1320 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
|
1321 dst->pal = dmDefaultC64Palette; |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1322 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1323 // Convert |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1324 if (fmt->format->convertFrom != NULL) |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1325 res = fmt->format->convertFrom(dst, src, fmt); |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1326 else |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1327 res = dmC64ConvertGenericBMP2Image(dst, src, fmt); |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1328 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1329 return res; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1330 } |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1331 |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1332 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1333 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
|
1334 const size_t probeOffs, const size_t loadOffs, |
516 | 1335 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
|
1336 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1337 DMGrowBuf tmp; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1338 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1339 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
|
1340 return DMERR_NULLPTR; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1341 |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1342 // Check for forced format |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1343 if (forced != NULL) |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1344 *fmt = forced; |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1345 else |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1346 { |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1347 // 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
|
1348 if (probeOffs >= buf->len) |
1460 | 1349 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
|
1350 |
1747
5e928618fdc8
Change DMGrowBuf API somewhat and implement more copy operations.
Matti Hamalainen <ccr@tnsp.org>
parents:
1744
diff
changeset
|
1351 dmGrowBufConstCopyOffs(&tmp, buf, probeOffs); |
1780
5ea4713e9e0f
Change c64 format probing API to use DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1775
diff
changeset
|
1352 if (dmC64ProbeBMP(&tmp, fmt) == DM_PROBE_SCORE_FALSE) |
1460 | 1353 return DMERR_NOT_SUPPORTED; |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1354 } |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1355 |
1710
1f0fac3af8e3
Use buf->len instead of tmp.len, as it might not be initialized.
Matti Hamalainen <ccr@tnsp.org>
parents:
1707
diff
changeset
|
1356 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
|
1357 return DMERR_INVALID_ARGS; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1358 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1359 if (*fmt == NULL) |
1548
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1360 return DMERR_NOT_SUPPORTED; |
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1361 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1362 // Format supports only reading? |
1548
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1363 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
|
1364 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
|
1365 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1366 // Allocate memory |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
1367 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
|
1368 return DMERR_MALLOC; |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1369 |
1747
5e928618fdc8
Change DMGrowBuf API somewhat and implement more copy operations.
Matti Hamalainen <ccr@tnsp.org>
parents:
1744
diff
changeset
|
1370 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
|
1371 |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1372 // 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
|
1373 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
|
1374 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
|
1375 else |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1376 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
|
1377 } |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1378 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1379 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1380 // Convert a generic bitmap image to DMC64Image |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1381 int dmC64ConvertGenericImage2BMP(DMC64Image *dst, const DMImage *src, 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
|
1382 { |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1383 if (dst == NULL || src == NULL || 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
|
1384 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
|
1385 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1386 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
|
1387 } |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1388 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1389 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1390 int dmC64ConvertImage2BMP(DMC64Image **pdst, const DMImage *src, 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
|
1391 { |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1392 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
|
1393 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
|
1394 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1395 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
|
1396 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
|
1397 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1398 // 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
|
1399 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
|
1400 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
|
1401 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1402 // Convert |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1403 if (fmt->format->convertTo != NULL) |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1404 res = fmt->format->convertTo(dst, src, 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
|
1405 else |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1406 res = dmC64ConvertGenericImage2BMP(dst, src, fmt); |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1407 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1408 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
|
1409 } |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1410 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1411 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1412 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
|
1413 { |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1414 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
|
1415 |
1580
72f809e6eb3c
Add NULL check for growbuf pointer.
Matti Hamalainen <ccr@tnsp.org>
parents:
1573
diff
changeset
|
1416 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
|
1417 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
|
1418 |
1548
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1419 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
|
1420 return DMERR_NOT_SUPPORTED; |
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1421 |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1422 // Allocate a buffer |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1423 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
|
1424 goto err; |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1425 |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1426 // Add the loading address |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1427 if (!dmGrowBufPutU8(buf, DM_GET_ADDR_LO(fmt->addr)) || |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1428 !dmGrowBufPutU8(buf, DM_GET_ADDR_HI(fmt->addr))) |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1429 goto err; |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1430 |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1431 // 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
|
1432 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
|
1433 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
|
1434 else |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1435 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
|
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 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
|
1438 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
|
1439 |
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
|
1440 // 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
|
1441 // 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
|
1442 // 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
|
1443 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
|
1444 !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
|
1445 { |
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
|
1446 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
|
1447 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
|
1448 } |
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
|
1449 |
1469
0046b4e1b35f
Various fixes in bmp encoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1467
diff
changeset
|
1450 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
|
1451 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1452 err: |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1453 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
|
1454 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
|
1455 } |
1774
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1456 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1457 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1458 // 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
|
1459 // if it contains a supported "C64" image format. Returns the |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1460 // "probe score", see libgfx.h for list of values. If a match |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1461 // is found, pointer to format description is set to *pfmt. |
1780
5ea4713e9e0f
Change c64 format probing API to use DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1775
diff
changeset
|
1462 int dmC64ProbeBMP(const DMGrowBuf *buf, const DMC64ImageFormat **pfmt) |
1774
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1463 { |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1464 int scoreMax = DM_PROBE_SCORE_FALSE, scoreIndex = -1; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1465 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1466 for (int i = 0; i < ndmC64ImageFormats; i++) |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1467 { |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1468 const DMC64ImageFormat *fmt = &dmC64ImageFormats[i]; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1469 int score = DM_PROBE_SCORE_FALSE; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1470 if (fmt->probe == NULL && fmt->size > 0 && fmt->addr > 0) |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1471 { |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1472 // Generic probe just checks matching size and load address |
1780
5ea4713e9e0f
Change c64 format probing API to use DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1775
diff
changeset
|
1473 if (buf->len == fmt->size && dmCompareAddr16(buf, 0, fmt->addr)) |
1774
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1474 score = DM_PROBE_SCORE_GOOD; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1475 } |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1476 else |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1477 if (fmt->probe != NULL) |
1780
5ea4713e9e0f
Change c64 format probing API to use DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1775
diff
changeset
|
1478 score = fmt->probe(buf, fmt); |
1774
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1479 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1480 if (score > scoreMax) |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1481 { |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1482 scoreMax = score; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1483 scoreIndex = i; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1484 } |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1485 } |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1486 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1487 if (scoreIndex >= 0) |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1488 { |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1489 *pfmt = &dmC64ImageFormats[scoreIndex]; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1490 return scoreMax; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1491 } |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1492 else |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1493 return DM_PROBE_SCORE_FALSE; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1494 } |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1495 |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1496 |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1497 void dmC64InitializeFormats(void) |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1498 { |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1499 for (int i = 0; i < ndmC64ImageFormats; i++) |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1500 { |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1501 DMC64ImageFormat *fmt = &dmC64ImageFormats[i]; |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1502 if (fmt->format == NULL) |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1503 fmt->format = &fmt->formatDef; |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1504 } |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
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1505 } |