| 356 | } |
| 357 | |
| 358 | static BitmapCol ExpandRGB(cc_uint8 bitsPerSample, int r, int g, int b) { |
| 359 | switch (bitsPerSample) { |
| 360 | case 1: |
| 361 | r *= 255; g *= 255; b *= 255; break; |
| 362 | case 2: |
| 363 | r *= 85; g *= 85; b *= 85; break; |
| 364 | case 4: |
| 365 | r *= 17; g *= 17; b *= 17; break; |
| 366 | } |
| 367 | return BitmapCol_Make(r, g, b, 0); |
| 368 | } |
| 369 | |
| 370 | cc_result Png_Decode(struct Bitmap* bmp, struct Stream* stream) { |
| 371 | cc_uint8 tmp[64]; |