Mercurial > hg > dmlib
annotate tools/lib64gfx.c @ 1818:7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Fri, 22 Jun 2018 09:56:32 +0300 |
parents | 0b7062d874ef |
children | bea67833b9fa |
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 |
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|
185 memcpy(dst->data, src->data, src->size); |
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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)); |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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|
205 |
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Refactor the DMC64Image handling to be more dynamic, and start
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changeset
|
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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|
208 |
1378
c465860e44ed
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; |
4e4d54135baf
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
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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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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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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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changeset
|
221 (img->charData = dmCalloc(img->nbanks, sizeof(DMC64MemBlock))) == NULL) |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
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diff
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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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changeset
|
224 return img; |
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Refactor the DMC64Image handling to be more dynamic, and start
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|
225 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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diff
changeset
|
226 err: |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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changeset
|
227 dmC64ImageFree(img); |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
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diff
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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) |
2270d7f3af77
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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|
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
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|
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]); |
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
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changeset
|
240 dmC64MemBlockFree(&img->bitmap[i]); |
ca087c0cc9c4
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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++) |
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253 dmC64MemBlockFree(&img->extraData[i]); |
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254 |
1167 | 255 dmMemset(img, 0, sizeof(DMC64Image)); |
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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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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
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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 |
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328 size_t *stats; |
1503
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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) |
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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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335 for (size_t offs = 0; offs < buf->len; offs++) |
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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 { |
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343 size_t selected = 0, |
1707
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344 smallest = buf->len; |
1542
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345 |
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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
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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 { |
1818
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
563 if (count == 65536 && (cfg->flags & DM_RLE_ZERO_COUNT_MAX)) |
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
564 count = 0; |
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
565 |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
566 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
|
567 goto err; |
1660
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 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
|
570 { |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
571 case DM_RLE_ORDER_1: |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
572 if (!dmGrowBufPutU16LE(dst, count) || |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
573 !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
|
574 goto err; |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
575 break; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
576 |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
577 case DM_RLE_ORDER_2: |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
578 if (!dmGrowBufPutU8(dst, data) || |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
579 !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
|
580 goto err; |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
581 break; |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
582 } |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
583 } |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
584 else |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
585 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
|
586 (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
|
587 { |
1818
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
588 if (count == 256 && (cfg->flags & DM_RLE_ZERO_COUNT_MAX)) |
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
589 count = 0; |
7bafe5f0998d
Implement DM_RLE_ZERO_COUNT_MAX support in the generic RLE compressor.
Matti Hamalainen <ccr@tnsp.org>
parents:
1814
diff
changeset
|
590 |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
591 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
|
592 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
|
593 |
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
|
594 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
|
595 { |
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
|
596 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
|
597 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
|
598 !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
|
599 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
|
600 break; |
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
601 |
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
|
602 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
|
603 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
|
604 !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
|
605 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
|
606 break; |
86373ac0861a
Implement another RLE variant, with different ordering of marker, count and data bytes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1548
diff
changeset
|
607 } |
1496 | 608 } |
609 else | |
610 copyOnly = TRUE; | |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
611 break; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
612 |
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
|
613 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
|
614 if (count >= cfg->rleMinCountB || (data & cfg->rleMarkerMask) == cfg->rleMarkerBits) |
1496 | 615 { |
616 // Mask marker RLE: usually high bit(s) of byte mark RLE sequence | |
617 // 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
|
618 if (!dmGrowBufPutU8(dst, cfg->rleMarkerBits | count) || |
1496 | 619 !dmGrowBufPutU8(dst, data)) |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
620 goto err; |
1496 | 621 } |
622 else | |
623 copyOnly = TRUE; | |
624 break; | |
625 } | |
626 | |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
627 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
|
628 return res; |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
629 |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
630 return DMERR_OK; |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
631 |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
632 err: |
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
633 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
|
634 "%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
|
635 cfg->func, count, data); |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
636 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
637 |
1466
bc75be0546fc
More work on RLE decoder/encoder changes.
Matti Hamalainen <ccr@tnsp.org>
parents:
1465
diff
changeset
|
638 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
639 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
|
640 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
641 DMGrowBuf src; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
642 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
|
643 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
|
644 Uint8 data; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
645 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
646 // 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
|
647 // 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
|
648 dmGrowBufConstCopy(&src, psrc); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
649 dmSetupRLEBuffers(dst, &src, cfg); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
650 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
651 while (dmGrowBufGetU8(&src, &data)) |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
652 { |
1660
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
653 // 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
|
654 // 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
|
655 if (data != prev || |
7555c8803529
More work on improving the generic RLE decoder/encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1650
diff
changeset
|
656 ((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
|
657 (((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
|
658 { |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
659 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
|
660 goto err; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
661 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
662 count = 1; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
663 } |
1496 | 664 else |
665 count++; | |
1478
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
666 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
667 prev = data; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
668 } |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
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 // 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
|
671 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
|
672 goto err; |
24b8b452925e
Improve error handling of RLE encoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1513
diff
changeset
|
673 |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
674 dmFinishRLEBuffers(dst, &src, cfg); |
1478
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 err: |
1716
9731b0bdec64
Improve error handling of dmEncodeGenericRLESequence() and use dmGenericRLEOutputRun() here as well.
Matti Hamalainen <ccr@tnsp.org>
parents:
1715
diff
changeset
|
677 return res; |
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 |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
680 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
681 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
|
682 { |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
683 int res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
684 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
|
685 return res; |
d883b4c1cf48
More work on RLE encoding/decoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1476
diff
changeset
|
686 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
687 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
|
688 } |
d0c0c6baeb57
Split the RLE decoding from DrazPaint/Lace and Amica paint decoders to a
Matti Hamalainen <ccr@tnsp.org>
parents:
519
diff
changeset
|
689 |
519 | 690 |
1537
776aa43b2c57
Tiny improvement in MC->FLI upconversion.
Matti Hamalainen <ccr@tnsp.org>
parents:
1534
diff
changeset
|
691 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
|
692 { |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
693 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
|
694 { |
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_COPY: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
696 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
|
697 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
|
698 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
|
699 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
|
700 switch (op->subject) |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
701 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
702 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
|
703 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
|
704 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
|
705 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
|
706 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
|
707 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
708 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
|
709 "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
|
710 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
|
711 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
712 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
713 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
714 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
|
715 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
|
716 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
717 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
|
718 "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
|
719 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
|
720 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
721 break; |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
722 } |
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
723 break; |
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
724 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
725 // 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
|
726 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
|
727 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
|
728 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
|
729 case DO_LAST: |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
730 break; |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
731 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
732 default: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
733 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
|
734 "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
|
735 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
|
736 break; |
510
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 |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
739 return DMERR_OK; |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
740 } |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
741 |
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
742 |
1537
776aa43b2c57
Tiny improvement in MC->FLI upconversion.
Matti Hamalainen <ccr@tnsp.org>
parents:
1534
diff
changeset
|
743 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
|
744 { |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
745 switch (op->subject) |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
746 { |
1725
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
747 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
|
748 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
|
749 *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
|
750 break; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
751 |
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_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
|
753 *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
|
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_CHAR_DATA: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
757 *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
|
758 break; |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
759 |
1725
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_D020: |
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_BGCOL: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
762 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
|
763 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
|
764 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
|
765 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
|
766 *size = 1; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
767 break; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
768 |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
769 default: |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
770 // 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
|
771 *size = 0; |
40a5ba0b3838
Return size of subject in dmC64GetOpSize() despite what the operator type is.
Matti Hamalainen <ccr@tnsp.org>
parents:
1722
diff
changeset
|
772 break; |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
773 } |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
774 |
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
|
775 // 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
|
776 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
|
777 *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
|
778 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
779 return TRUE; |
927
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
780 } |
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
781 |
db495f421242
Change dmC64DefaultSizes[] array into a function instead.
Matti Hamalainen <ccr@tnsp.org>
parents:
925
diff
changeset
|
782 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
783 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
|
784 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
785 switch (subject) |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
786 { |
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_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
|
788 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
|
789 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
|
790 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
|
791 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
|
792 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
|
793 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
794 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
795 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
796 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
797 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
|
798 { |
1460 | 799 int res = DMERR_OK; |
800 | |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
801 if (buf == NULL || buf->data == NULL || img == NULL || fmt == NULL) |
513 | 802 return DMERR_NULLPTR; |
803 | |
925 | 804 // 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
|
805 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
|
806 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
|
807 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
|
808 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
|
809 img->chHeight = fmt->format->chHeight; |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
810 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
|
811 |
518 | 812 // Perform decoding |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
813 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
|
814 { |
1591
3cc7b2aadda3
Add inline helper function fmtGetEncDecOp() and use it.
Matti Hamalainen <ccr@tnsp.org>
parents:
1588
diff
changeset
|
815 const DMC64EncDecOp *op = fmtGetEncDecOp(fmt, i); |
410
e4b2f689aff6
Stdint -> SDL types conversion.
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
816 const Uint8 *src; |
1600
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
817 DMC64MemBlock *blk = NULL; |
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
818 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
|
819 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
|
820 Uint8 value; |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
821 |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
822 // 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
|
823 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
|
824 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
|
825 |
811 | 826 // Check operation validity |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
827 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
|
828 return res; |
925 | 829 |
811 | 830 // Check size |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
831 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
|
832 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
833 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
|
834 "Decode op SIZE out of bounds, op #%d type=%d, subj=%d, offs=%d ($%04x), " |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
835 "bank=%d, size=%d ($%04x) vs. allocated %d ($%04x)\n", |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
836 i, op->type, op->subject, op->offs, op->offs, op->bank, size, size, op->size, op->size); |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
837 } |
811 | 838 |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
839 // Is the operation inside the bounds? |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
840 if (op->offs + size > buf->len + 1) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
841 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
842 return dmError(DMERR_INVALID_DATA, |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
843 "Decode DATA out of bounds, op #%d type=%d, subj=%d, offs=%d ($%04x), " |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
844 "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
|
845 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
|
846 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
|
847 } |
811 | 848 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
849 src = buf->data + op->offs; |
811 | 850 |
851 // 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
|
852 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
|
853 { |
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_COPY: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
855 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
|
856 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
|
857 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
|
858 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
|
859 switch (op->subject) |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
860 { |
1668
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_COLOR_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
862 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
|
863 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
|
864 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
|
865 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
|
866 // 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
|
867 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
|
868 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
|
869 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
870 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
|
871 "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
|
872 "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
|
873 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
|
874 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
875 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
|
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_COPY: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
878 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
|
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_MEM: |
1814
0b7062d874ef
Use dmMemset() instead of memset().
Matti Hamalainen <ccr@tnsp.org>
parents:
1801
diff
changeset
|
882 dmMemset(blk->data, *src, size); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
883 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
884 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
885 case DO_SET_OP: |
1814
0b7062d874ef
Use dmMemset() instead of memset().
Matti Hamalainen <ccr@tnsp.org>
parents:
1801
diff
changeset
|
886 dmMemset(blk->data, op->offs, size); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
887 break; |
1727
8eb5ff34864a
Improve error messages in the RLE decoder.
Matti Hamalainen <ccr@tnsp.org>
parents:
1726
diff
changeset
|
888 |
1721
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
889 default: |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
890 return dmError(DMERR_INTERNAL, |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
891 "Unhandled op type %d in " |
c9a6f1dae756
Add one default case error handler.
Matti Hamalainen <ccr@tnsp.org>
parents:
1720
diff
changeset
|
892 "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
|
893 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
|
894 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
895 break; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
896 |
1668
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_D020: |
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_BGCOL: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
899 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
|
900 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
|
901 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
|
902 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
|
903 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
|
904 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
905 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
|
906 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
|
907 value = *src; |
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 |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
910 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
|
911 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
|
912 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
913 |
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
|
914 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
|
915 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
|
916 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
|
917 |
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
|
918 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
|
919 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
|
920 break; |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
921 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
922 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
|
923 { |
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_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
|
925 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
|
926 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
|
927 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
|
928 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
|
929 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
|
930 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
931 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
932 |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
933 default: |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
934 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
|
935 "Unhandled subject %d in " |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
936 "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
|
937 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
|
938 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
939 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
940 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
941 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
|
942 switch (op->subject) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
943 { |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
944 case D64_CHCFG_SCREEN: |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
945 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
946 |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
947 case D64_CHCFG_LINEAR: |
1672 | 948 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
|
949 { |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
950 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
|
951 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
|
952 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
953 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
954 |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
955 default: |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
956 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
|
957 "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
|
958 "op #%d, bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
959 op->subject, i, op->bank, size, size, buf->len, buf->len); |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
960 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
961 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
962 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
963 case DO_DEC_FUNC: |
1482
df6dacb48970
Rename some struct members, and sanitize handling of DMC64Image allocation more.
Matti Hamalainen <ccr@tnsp.org>
parents:
1478
diff
changeset
|
964 if (op->decFunction == NULL) |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
965 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
966 return dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
967 "Decode op is a function, but function ptr is NULL: " |
510
43ea59887c69
Start work on making C64 formats encoding possible by changing DMDecodeOps
Matti Hamalainen <ccr@tnsp.org>
parents:
508
diff
changeset
|
968 "op #%d, offs=%d ($%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
|
969 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
|
970 } |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
971 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
|
972 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
973 return dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
974 "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
|
975 "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
|
976 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
|
977 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
978 break; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
979 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
980 } |
916 | 981 |
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
|
982 // 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
|
983 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
|
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 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
|
986 "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
|
987 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
|
988 } |
948d6fda722d
Add sanity check for interlaced formats: check that the interlace type flags are set.
Matti Hamalainen <ccr@tnsp.org>
parents:
1645
diff
changeset
|
989 |
508
1ed5025c2538
Return DMLIB error values instead of arbitrary 0/negatives.
Matti Hamalainen <ccr@tnsp.org>
parents:
507
diff
changeset
|
990 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
|
991 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
992 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
993 |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
994 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
|
995 { |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
996 int res = DMERR_OK; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
997 |
1469
0046b4e1b35f
Various fixes in bmp encoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1467
diff
changeset
|
998 if (img == NULL || fmt == NULL) |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
999 return DMERR_NULLPTR; |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1000 |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1001 // Allocate the output buffer if requested |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1002 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
|
1003 { |
1472
b9d3577d8290
Improve error handling and checking.
Matti Hamalainen <ccr@tnsp.org>
parents:
1471
diff
changeset
|
1004 dmError(res, |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1005 "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
|
1006 fmt->size); |
1447 | 1007 goto err; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1008 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1009 |
1697
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1010 if (buf->backwards) |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1011 { |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1012 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
|
1013 "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
|
1014 goto err; |
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1015 } |
1506
4fd4e7a00db4
Fix handling of predefined DMGrowBuffer in dmC64EncodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1505
diff
changeset
|
1016 |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1017 // Perform encoding |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1018 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
|
1019 { |
1591
3cc7b2aadda3
Add inline helper function fmtGetEncDecOp() and use it.
Matti Hamalainen <ccr@tnsp.org>
parents:
1588
diff
changeset
|
1020 const DMC64EncDecOp *op = fmtGetEncDecOp(fmt, i); |
1364 | 1021 size_t size, chksize; |
1600
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
1022 const DMC64MemBlock *blk = NULL; |
e28e67358ff6
Fix some uninitialized variable warnings.
Matti Hamalainen <ccr@tnsp.org>
parents:
1597
diff
changeset
|
1023 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
|
1024 Uint8 value; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1025 |
1365
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1026 // 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
|
1027 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
|
1028 break; |
60d7240e1a63
Remove hardcoded encoding/decoding operator counts from the structures, use
Matti Hamalainen <ccr@tnsp.org>
parents:
1364
diff
changeset
|
1029 |
811 | 1030 // Check operation validity |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
1031 if ((res = dmC64SanityCheckEncDecOp(i, op, img)) != DMERR_OK) |
1447 | 1032 goto err; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1033 |
811 | 1034 // Check size |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1035 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
|
1036 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1037 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
|
1038 "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
|
1039 "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
|
1040 i, op->type, op->offs, op->offs, op->bank, size, size, buf->size, buf->size); |
1447 | 1041 goto err; |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1042 } |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1043 |
811 | 1044 // 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
|
1045 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
|
1046 if (!dmGrowBufCheckGrow(buf, chksize)) |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1047 { |
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
|
1048 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
|
1049 "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
|
1050 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
|
1051 goto err; |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1052 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1053 |
811 | 1054 // Perform operation |
1697
1036b0dcccb5
Refactor DMGrowBuf so that there can be buffers that grow "backwards".
Matti Hamalainen <ccr@tnsp.org>
parents:
1672
diff
changeset
|
1055 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
|
1056 switch (op->type) |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1057 { |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1058 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
|
1059 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
|
1060 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
|
1061 switch (op->subject) |
1373
fc5ee5b4b0e9
Improve handling of extra data.
Matti Hamalainen <ccr@tnsp.org>
parents:
1372
diff
changeset
|
1062 { |
1668
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_COLOR_RAM: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1064 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
|
1065 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
|
1066 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
|
1067 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
|
1068 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
|
1069 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
|
1070 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1071 case DO_COPY: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1072 if (blk->data == NULL) |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1073 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1074 res = dmError(DMERR_NULLPTR, |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1075 "'%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
|
1076 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1077 blkname, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1078 goto err; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1079 } |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1080 if (size > blk->size) |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1081 { |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1082 res = dmError(DMERR_INTERNAL, |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1083 "'%s' size mismatch %d <> %d in " |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1084 "op #%d, offs=%d ($%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
|
1085 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
|
1086 goto err; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1087 } |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1088 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
|
1089 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1090 |
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_MEM: |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1092 // 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
|
1093 break; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1094 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1095 case DO_SET_OP: |
1814
0b7062d874ef
Use dmMemset() instead of memset().
Matti Hamalainen <ccr@tnsp.org>
parents:
1801
diff
changeset
|
1096 dmMemset(dst, op->offs, size); |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1097 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1098 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1099 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1100 |
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_D020: |
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_BGCOL: |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1103 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
|
1104 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
|
1105 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
|
1106 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
|
1107 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
|
1108 { |
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_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
|
1110 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
|
1111 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
|
1112 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
|
1113 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
|
1114 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
|
1115 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1116 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
|
1117 { |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1118 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
|
1119 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
|
1120 *dst = value; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1121 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1122 |
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
|
1123 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
|
1124 *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
|
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 |
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
|
1127 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
|
1128 *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
|
1129 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
|
1130 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1131 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
|
1132 // 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
|
1133 break; |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1134 } |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1135 break; |
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1136 |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1137 default: |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1138 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
|
1139 "Unhandled subject %d in " |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1140 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n", |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1141 op->subject, i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1142 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1143 break; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1144 |
1668
1741717b1ae5
Big overhaul to the enc/dec operator system to be more flexible.
Matti Hamalainen <ccr@tnsp.org>
parents:
1660
diff
changeset
|
1145 case DO_ENC_FUNC: |
1482
df6dacb48970
Rename some struct members, and sanitize handling of DMC64Image allocation more.
Matti Hamalainen <ccr@tnsp.org>
parents:
1478
diff
changeset
|
1146 if (op->encFunction == NULL) |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1147 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1148 res = dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1149 "Encode op is a function, but function ptr is NULL: " |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1150 "op #%d, offs=%d ($%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
|
1151 i, op->offs, op->offs, op->bank, size, size, buf->len, buf->len); |
1447 | 1152 goto err; |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1153 } |
1486
bc13af8954d7
Add DMC64ImageFormat to C64 bitmap format encoding/decoding ops function parameters.
Matti Hamalainen <ccr@tnsp.org>
parents:
1485
diff
changeset
|
1154 if (!op->encFunction(op, buf, img, fmt)) |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1155 { |
958
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1156 res = dmError(DMERR_INTERNAL, |
985225a93aeb
Add error code parameter to dmError() and dmErrorVA().
Matti Hamalainen <ccr@tnsp.org>
parents:
946
diff
changeset
|
1157 "Encode op custom function failed: op #%d, " |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1158 "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
|
1159 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
|
1160 goto err; |
904
d3cd9f2a8ef1
Some dummy code for encfunctions.
Matti Hamalainen <ccr@tnsp.org>
parents:
903
diff
changeset
|
1161 } |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1162 break; |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1163 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1164 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1165 |
1448
50402c225ef4
Do not insert load address to the buffer beginning in dmC64EncodeGenericBMP().
Matti Hamalainen <ccr@tnsp.org>
parents:
1447
diff
changeset
|
1166 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
|
1167 |
1447 | 1168 err: |
532
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1169 return res; |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1170 } |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1171 |
128a50feff07
Implement initial generic bitmap "encoding" function, that constructs
Matti Hamalainen <ccr@tnsp.org>
parents:
531
diff
changeset
|
1172 |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1173 // 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
|
1174 // 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
|
1175 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
|
1176 { |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1177 DMC64GetPixelFunc getPixel; |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1178 |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1179 // Sanity check arguments |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1180 if (dst == NULL || src == NULL) |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1181 return DMERR_NULLPTR; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1182 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1183 if (dst->width < src->width || dst->height < src->height) |
1460 | 1184 { |
1185 return dmError(DMERR_INVALID_DATA, | |
1186 "Invalid src vs. dst width/height %d x %d <-> %d x %d\n", | |
1187 src->width, src->height, dst->width, dst->height); | |
1188 } | |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1189 |
1167 | 1190 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
|
1191 |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1192 // 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
|
1193 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
|
1194 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
|
1195 else |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1196 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
|
1197 |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1198 // 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
|
1199 int rwidth = src->width; |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1200 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
|
1201 rwidth /= 2; |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1202 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1203 // Perform conversion |
1411 | 1204 Uint8 *dp = dst->data; |
1205 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
|
1206 { |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1207 Uint8 *d = dp; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1208 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
|
1209 const int scroffsy = y * src->chWidth; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1210 int xc; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1211 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1212 if (src->type & D64_FMT_CHAR) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1213 { |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1214 // Charmode conversion |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1215 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
|
1216 // Hi-res charmap |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1217 for (xc = 0; xc < rwidth; xc++) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1218 { |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1219 const int x = xc / 8; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1220 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
|
1221 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
|
1222 const int v = 7 - (xc & 7); |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1223 |
1588
ca087c0cc9c4
Refactor the c64 format memory handling a bit for more flexibility.
Matti Hamalainen <ccr@tnsp.org>
parents:
1586
diff
changeset
|
1224 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
|
1225 *d++ = src->color[0].data[scroffs]; |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1226 else |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1227 *d++ = src->bgcolor; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1228 } |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1229 else |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1230 // Multicolor variants |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1231 for (xc = 0; xc < rwidth; xc++) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1232 { |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1233 const int x = xc / 4; |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1234 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
|
1235 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
|
1236 const int col = src->color[0].data[scroffs] & 15; |
925 | 1237 |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1238 if (col & 8) |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1239 { |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1240 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
|
1241 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
|
1242 { |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1243 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
|
1244 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
|
1245 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
|
1246 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
|
1247 } |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1248 } |
944
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1249 else |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1250 { |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1251 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
|
1252 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
|
1253 *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
|
1254 else |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1255 *d++ = src->bgcolor; |
c62bb4028cf0
Implement multicolor / standard switching support based on color ram value's
Matti Hamalainen <ccr@tnsp.org>
parents:
943
diff
changeset
|
1256 } |
917
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1257 } |
df3a74f230d9
Initial implementation of charmode support in lib64gfx.
Matti Hamalainen <ccr@tnsp.org>
parents:
916
diff
changeset
|
1258 } |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1259 else |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1260 { |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1261 // 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
|
1262 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
|
1263 |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1264 if ((src->type & D64_FMT_MC) == D64_FMT_HIRES) |
811 | 1265 // Hi-res bitmap |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1266 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
|
1267 { |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1268 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
|
1269 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
|
1270 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
|
1271 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
|
1272 |
1764
52e31cfc1e36
Implement fake X raster position for the pixel getting functions. At some
Matti Hamalainen <ccr@tnsp.org>
parents:
1750
diff
changeset
|
1273 *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
|
1274 } |
931
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1275 else |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1276 // Multicolor bitmap and variants |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1277 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
|
1278 { |
901
f532262f90b1
Actually fix commit 16aa5955dfb5.
Matti Hamalainen <ccr@tnsp.org>
parents:
857
diff
changeset
|
1279 const int x = xc / 4; |
f532262f90b1
Actually fix commit 16aa5955dfb5.
Matti Hamalainen <ccr@tnsp.org>
parents:
857
diff
changeset
|
1280 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
|
1281 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
|
1282 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
|
1283 |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1284 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
|
1285 { |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1286 switch (src->laceType) |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1287 { |
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1288 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
|
1289 *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
|
1290 *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
|
1291 break; |
1366
d4387509a363
Return DMERR_NOT_SUPPORTED for decoding color-interlaced images, for now
Matti Hamalainen <ccr@tnsp.org>
parents:
1365
diff
changeset
|
1292 |
d4387509a363
Return DMERR_NOT_SUPPORTED for decoding color-interlaced images, for now
Matti Hamalainen <ccr@tnsp.org>
parents:
1365
diff
changeset
|
1293 default: |
d4387509a363
Return DMERR_NOT_SUPPORTED for decoding color-interlaced images, for now
Matti Hamalainen <ccr@tnsp.org>
parents:
1365
diff
changeset
|
1294 return DMERR_NOT_SUPPORTED; |
1362
7bc67ba68904
Better handling of resolution interlaced pictures.
Matti Hamalainen <ccr@tnsp.org>
parents:
1361
diff
changeset
|
1295 } |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1296 } |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1297 else |
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1298 { |
1764
52e31cfc1e36
Implement fake X raster position for the pixel getting functions. At some
Matti Hamalainen <ccr@tnsp.org>
parents:
1750
diff
changeset
|
1299 *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
|
1300 } |
529
1bce06b5026f
Combine conversion of interlaced and normal multicolor images to one function.
Matti Hamalainen <ccr@tnsp.org>
parents:
528
diff
changeset
|
1301 } |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1302 } |
530
5b37a2e427b7
Greatly simplify and also improve the multicolor/hires/lace bitmap->image
Matti Hamalainen <ccr@tnsp.org>
parents:
529
diff
changeset
|
1303 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
|
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 |
508
1ed5025c2538
Return DMLIB error values instead of arbitrary 0/negatives.
Matti Hamalainen <ccr@tnsp.org>
parents:
507
diff
changeset
|
1306 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
|
1307 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1308 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1309 |
940
ff18d2511843
Remove the doubleMC madness completely. Should be replaced with x/y aspect
Matti Hamalainen <ccr@tnsp.org>
parents:
939
diff
changeset
|
1310 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
|
1311 { |
940
ff18d2511843
Remove the doubleMC madness completely. Should be replaced with x/y aspect
Matti Hamalainen <ccr@tnsp.org>
parents:
939
diff
changeset
|
1312 int res; |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1313 DMImage *dst; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1314 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1315 if (pdst == NULL || src == NULL) |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1316 return DMERR_NULLPTR; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1317 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1318 // Allocate image structure |
1801 | 1319 if ((*pdst = dst = dmImageAlloc(src->width, src->height, DM_COLFMT_PALETTE, -1)) == NULL) |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1320 return DMERR_MALLOC; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1321 |
1426
4c7b456d7f0b
Rename global dmC64Palette to dmDefaultC64Palette.
Matti Hamalainen <ccr@tnsp.org>
parents:
1425
diff
changeset
|
1322 // Set partial palette information |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1323 dst->ncolors = C64_NCOLORS; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1324 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
|
1325 dst->pal = dmDefaultC64Palette; |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1326 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1327 // Convert |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1328 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
|
1329 res = fmt->format->convertFrom(dst, src, fmt); |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1330 else |
1375
f5368c13a872
Implement more flexible generic format decoding by separating the pixel
Matti Hamalainen <ccr@tnsp.org>
parents:
1373
diff
changeset
|
1331 res = dmC64ConvertGenericBMP2Image(dst, src, fmt); |
556
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1332 |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1333 return res; |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1334 } |
44d1e0d4acf3
Improve DMC64Image -> DMImage conversion facilities.
Matti Hamalainen <ccr@tnsp.org>
parents:
548
diff
changeset
|
1335 |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
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 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
|
1338 const size_t probeOffs, const size_t loadOffs, |
516 | 1339 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
|
1340 { |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1341 DMGrowBuf tmp; |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1342 |
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1343 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
|
1344 return DMERR_NULLPTR; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1345 |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1346 // Check for forced format |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1347 if (forced != NULL) |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1348 *fmt = forced; |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1349 else |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1350 { |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1351 // 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
|
1352 if (probeOffs >= buf->len) |
1460 | 1353 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
|
1354 |
1747
5e928618fdc8
Change DMGrowBuf API somewhat and implement more copy operations.
Matti Hamalainen <ccr@tnsp.org>
parents:
1744
diff
changeset
|
1355 dmGrowBufConstCopyOffs(&tmp, buf, probeOffs); |
1780
5ea4713e9e0f
Change c64 format probing API to use DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1775
diff
changeset
|
1356 if (dmC64ProbeBMP(&tmp, fmt) == DM_PROBE_SCORE_FALSE) |
1460 | 1357 return DMERR_NOT_SUPPORTED; |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1358 } |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1359 |
1710
1f0fac3af8e3
Use buf->len instead of tmp.len, as it might not be initialized.
Matti Hamalainen <ccr@tnsp.org>
parents:
1707
diff
changeset
|
1360 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
|
1361 return DMERR_INVALID_ARGS; |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1362 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1363 if (*fmt == NULL) |
1548
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1364 return DMERR_NOT_SUPPORTED; |
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1365 |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1366 // Format supports only reading? |
1548
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1367 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
|
1368 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
|
1369 |
2270d7f3af77
Refactor the DMC64Image handling to be more dynamic, and start
Matti Hamalainen <ccr@tnsp.org>
parents:
927
diff
changeset
|
1370 // Allocate memory |
1378
c465860e44ed
Make c64 image bank allocation dynamic.
Matti Hamalainen <ccr@tnsp.org>
parents:
1377
diff
changeset
|
1371 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
|
1372 return DMERR_MALLOC; |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1373 |
1747
5e928618fdc8
Change DMGrowBuf API somewhat and implement more copy operations.
Matti Hamalainen <ccr@tnsp.org>
parents:
1744
diff
changeset
|
1374 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
|
1375 |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
410
diff
changeset
|
1376 // 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
|
1377 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
|
1378 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
|
1379 else |
1707
a0986cfd6f9d
More consistently use DMGrowBuf in the lib64gfx APIs, and implement
Matti Hamalainen <ccr@tnsp.org>
parents:
1697
diff
changeset
|
1380 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
|
1381 } |
1467
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 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1384 // 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
|
1385 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
|
1386 { |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1387 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
|
1388 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
|
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 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
|
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 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1393 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1394 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
|
1395 { |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1396 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
|
1397 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
|
1398 |
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 == 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
|
1400 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
|
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 // 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
|
1403 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
|
1404 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
|
1405 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1406 // Convert |
1775
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1407 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
|
1408 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
|
1409 else |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1410 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
|
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 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
|
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 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1415 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1416 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
|
1417 { |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1418 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
|
1419 |
1580
72f809e6eb3c
Add NULL check for growbuf pointer.
Matti Hamalainen <ccr@tnsp.org>
parents:
1573
diff
changeset
|
1420 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
|
1421 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
|
1422 |
1548
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1423 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
|
1424 return DMERR_NOT_SUPPORTED; |
20cd589366d7
Check C64 bitmap format flags in encode/decode functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
1542
diff
changeset
|
1425 |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1426 // Allocate a buffer |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1427 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
|
1428 goto err; |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1429 |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1430 // Add the loading address |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1431 if (!dmGrowBufPutU8(buf, DM_GET_ADDR_LO(fmt->addr)) || |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1432 !dmGrowBufPutU8(buf, DM_GET_ADDR_HI(fmt->addr))) |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1433 goto err; |
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1434 |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1435 // 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
|
1436 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
|
1437 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
|
1438 else |
1499
32640e1934d5
Simplify some encoding bits.
Matti Hamalainen <ccr@tnsp.org>
parents:
1498
diff
changeset
|
1439 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
|
1440 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1441 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
|
1442 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
|
1443 |
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
|
1444 // 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
|
1445 // 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
|
1446 // 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
|
1447 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
|
1448 !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
|
1449 { |
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
|
1450 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
|
1451 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
|
1452 } |
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
|
1453 |
1469
0046b4e1b35f
Various fixes in bmp encoding.
Matti Hamalainen <ccr@tnsp.org>
parents:
1467
diff
changeset
|
1454 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
|
1455 |
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1456 err: |
1799 | 1457 // In error case, free the buffer |
1467
32203356c652
Add some new functions that are mostly just stubs and not working tho.
Matti Hamalainen <ccr@tnsp.org>
parents:
1466
diff
changeset
|
1458 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
|
1459 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
|
1460 } |
1774
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1461 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1462 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1463 // 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
|
1464 // 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
|
1465 // "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
|
1466 // 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
|
1467 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
|
1468 { |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1469 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
|
1470 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1471 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
|
1472 { |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1473 const DMC64ImageFormat *fmt = &dmC64ImageFormats[i]; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1474 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
|
1475 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
|
1476 { |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1477 // 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
|
1478 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
|
1479 score = DM_PROBE_SCORE_GOOD; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1480 } |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1481 else |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1482 if (fmt->probe != NULL) |
1780
5ea4713e9e0f
Change c64 format probing API to use DMGrowBuf.
Matti Hamalainen <ccr@tnsp.org>
parents:
1775
diff
changeset
|
1483 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
|
1484 |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1485 if (score > scoreMax) |
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 scoreMax = score; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1488 scoreIndex = i; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1489 } |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1490 } |
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 if (scoreIndex >= 0) |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1493 { |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1494 *pfmt = &dmC64ImageFormats[scoreIndex]; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1495 return scoreMax; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1496 } |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1497 else |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1498 return DM_PROBE_SCORE_FALSE; |
88354355b8e1
Move dmC64ProbeBMP() to more logical place in the source.
Matti Hamalainen <ccr@tnsp.org>
parents:
1764
diff
changeset
|
1499 } |
1775
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 |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1502 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
|
1503 { |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
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1504 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
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1505 { |
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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1506 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
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1507 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
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1508 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
|
1509 } |
4e4d54135baf
Refactor the c64 bitmap format definitions handling to be more flexible. Again.
Matti Hamalainen <ccr@tnsp.org>
parents:
1774
diff
changeset
|
1510 } |