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comparison tools/libgfx.c @ 2209:7a0af15fbe97

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Add support for 'raw' 768 byte palette files.
author Matti Hamalainen <ccr@tnsp.org>
date Fri, 14 Jun 2019 05:32:58 +0300
parents 90ec1ec89c56
children ef9b55c879d6
comparison
equal deleted inserted replaced
2208:90ec1ec89c56 2209:7a0af15fbe97
329 329
330 return DMERR_OK; 330 return DMERR_OK;
331 } 331 }
332 332
333 333
334 static int fmtProbeACT(const Uint8 *buf, const size_t len) 334 static int fmtProbeACTPalette(const Uint8 *buf, const size_t len)
335 { 335 {
336 if (len == 0x304 && 336 if (len == 0x304 &&
337 buf[0x300] == 0) 337 buf[0x300] == 0)
338 return DM_PROBE_SCORE_MAX; 338 return DM_PROBE_SCORE_MAX;
339 339
387 return res; 387 return res;
388 388
389 if (!dmf_write_be16(fp, ppal->ncolors) || 389 if (!dmf_write_be16(fp, ppal->ncolors) ||
390 !dmf_write_be16(fp, ppal->ctransp >= 0 ? ppal->ctransp : 0xffff)) 390 !dmf_write_be16(fp, ppal->ctransp >= 0 ? ppal->ctransp : 0xffff))
391 return DMERR_FWRITE; 391 return DMERR_FWRITE;
392
393 return DMERR_OK;
394 }
395
396
397 static int fmtProbeRAWPalette(const Uint8 *buf, const size_t len)
398 {
399 if (len == 0x300)
400 return DM_PROBE_SCORE_MAX;
401
402 return DM_PROBE_SCORE_FALSE;
403 }
404
405
406 int dmReadRAWPalette(DMResource *fp, DMPalette **pdst)
407 {
408 int res;
409
410 if ((res = dmPaletteAlloc(pdst, 256, -1)) != DMERR_OK)
411 return res;
412
413 if ((res = dmPaletteReadData(fp, *pdst, 256)) != DMERR_OK)
414 goto error;
415
416 return res;
417
418 error:
419 dmPaletteFree(*pdst);
420 *pdst = NULL;
421 return res;
422 }
423
424
425 int dmWriteRAWPalette(DMResource *fp, const DMPalette *ppal)
426 {
427 int res;
428
429 if ((res = dmPaletteWriteData(fp, ppal, ppal->ncolors, 256)) != DMERR_OK)
430 return res;
392 431
393 return DMERR_OK; 432 return DMERR_OK;
394 } 433 }
395 434
396 435
3029 // List of formats 3068 // List of formats
3030 // 3069 //
3031 const DMPaletteFormat dmPaletteFormatList[] = 3070 const DMPaletteFormat dmPaletteFormatList[] =
3032 { 3071 {
3033 { 3072 {
3034 "act", "ACT Palette", 3073 "act", "Adobe Color Table palette",
3035 DM_PALFMT_ACT, DM_FMT_RDWR, 3074 DM_PALFMT_ACT, DM_FMT_RDWR,
3036 fmtProbeACT, dmReadACTPalette, dmWriteACTPalette, 3075 fmtProbeACTPalette, dmReadACTPalette, dmWriteACTPalette,
3076 },
3077 {
3078 "rpl", "RAW binary palette (RGB, 768 bytes)",
3079 DM_PALFMT_RAW, DM_FMT_RDWR,
3080 fmtProbeRAWPalette, dmReadRAWPalette, dmWriteRAWPalette,
3037 }, 3081 },
3038 }; 3082 };
3039 3083
3040 const int ndmPaletteFormatList = sizeof(dmPaletteFormatList) / sizeof(dmPaletteFormatList[0]); 3084 const int ndmPaletteFormatList = sizeof(dmPaletteFormatList) / sizeof(dmPaletteFormatList[0]);
3041 3085