Lines Matching refs:transformations
12 * Transformations that are used in both reading and writing are
91 png_ptr->transformations |= PNG_BACKGROUND;
96 png_ptr->transformations |= (need_expand ? PNG_BACKGROUND_EXPAND : 0);
107 png_ptr->transformations |= PNG_16_TO_8;
147 png_ptr->transformations |= PNG_DITHER;
518 * only do transformations on images where the file_gamma and screen_gamma
534 png_ptr->transformations |= PNG_GAMMA;
550 png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
562 * IOW, a future version of the library may make the transformations flag
579 png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
592 png_ptr->transformations |= PNG_EXPAND;
607 png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
617 png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
629 png_ptr->transformations |= PNG_GRAY_TO_RGB;
661 case 1: png_ptr->transformations |= PNG_RGB_TO_GRAY;
663 case 2: png_ptr->transformations |= PNG_RGB_TO_GRAY_WARN;
665 case 3: png_ptr->transformations |= PNG_RGB_TO_GRAY_ERR;
669 png_ptr->transformations |= PNG_EXPAND;
673 png_ptr->transformations &= ~PNG_RGB_TO_GRAY;
711 png_ptr->transformations |= PNG_USER_TRANSFORM;
750 if ((png_ptr->transformations & PNG_BACKGROUND_EXPAND) &&
754 } else if ((png_ptr->transformations & PNG_BACKGROUND) &&
755 !(png_ptr->transformations & PNG_BACKGROUND_EXPAND) &&
756 (png_ptr->transformations & PNG_GRAY_TO_RGB) &&
765 if ((png_ptr->transformations & PNG_BACKGROUND_EXPAND) &&
766 (png_ptr->transformations & PNG_EXPAND))
777 if (!(png_ptr->transformations & PNG_EXPAND_tRNS))
788 if (!(png_ptr->transformations & PNG_EXPAND_tRNS))
799 if (!(png_ptr->transformations & PNG_EXPAND_tRNS))
823 if (png_ptr->transformations & PNG_INVERT_ALPHA)
826 if (!(png_ptr->transformations & PNG_EXPAND_tRNS))
860 png_ptr->transformations &= (~PNG_GAMMA);
863 if ((png_ptr->transformations & (PNG_GAMMA | PNG_RGB_TO_GRAY)) &&
868 if (png_ptr->transformations & PNG_BACKGROUND)
1049 if ((png_ptr->transformations & PNG_BACKGROUND) &&
1082 if ((png_ptr->transformations & PNG_SHIFT) &&
1113 /* Modify the info structure to reflect the transformations. The
1115 * assuming the transformations result in valid PNG data.
1122 if (png_ptr->transformations & PNG_EXPAND)
1126 if (png_ptr->num_trans && (png_ptr->transformations & PNG_EXPAND_tRNS))
1137 if (png_ptr->transformations & PNG_EXPAND_tRNS)
1150 if (png_ptr->transformations & PNG_BACKGROUND)
1159 if (png_ptr->transformations & PNG_GAMMA)
1171 if ((png_ptr->transformations & PNG_16_TO_8) && (info_ptr->bit_depth == 16))
1176 if (png_ptr->transformations & PNG_GRAY_TO_RGB)
1181 if (png_ptr->transformations & PNG_RGB_TO_GRAY)
1186 if (png_ptr->transformations & PNG_DITHER)
1198 if ((png_ptr->transformations & PNG_PACK) && (info_ptr->bit_depth < 8))
1219 if ((png_ptr->transformations & PNG_FILLER) &&
1226 if (png_ptr->transformations & PNG_ADD_ALPHA)
1234 if(png_ptr->transformations & PNG_USER_TRANSFORM)
1254 /* Transform the row. The order of transformations is significant,
1256 * decide how it fits in with the other transformations here.
1288 if (png_ptr->transformations & PNG_EXPAND)
1298 (png_ptr->transformations & PNG_EXPAND_tRNS))
1315 if (png_ptr->transformations & PNG_RGB_TO_GRAY)
1322 if((png_ptr->transformations & PNG_RGB_TO_GRAY) ==
1325 if((png_ptr->transformations & PNG_RGB_TO_GRAY) ==
1365 if ((png_ptr->transformations & PNG_GRAY_TO_RGB) &&
1371 if ((png_ptr->transformations & PNG_BACKGROUND) &&
1387 if ((png_ptr->transformations & PNG_GAMMA) &&
1389 !((png_ptr->transformations & PNG_BACKGROUND) &&
1400 if (png_ptr->transformations & PNG_16_TO_8)
1405 if (png_ptr->transformations & PNG_DITHER)
1415 if (png_ptr->transformations & PNG_INVERT_MONO)
1420 if (png_ptr->transformations & PNG_SHIFT)
1426 if (png_ptr->transformations & PNG_PACK)
1431 if (png_ptr->transformations & PNG_BGR)
1436 if (png_ptr->transformations & PNG_PACKSWAP)
1442 if ((png_ptr->transformations & PNG_GRAY_TO_RGB) &&
1448 if (png_ptr->transformations & PNG_FILLER)
1454 if (png_ptr->transformations & PNG_INVERT_ALPHA)
1459 if (png_ptr->transformations & PNG_SWAP_ALPHA)
1464 if (png_ptr->transformations & PNG_SWAP_BYTES)
1469 if (png_ptr->transformations & PNG_USER_TRANSFORM)
2514 if (png_ptr->transformations & (PNG_GAMMA | PNG_BACKGROUND))
2623 if (png_ptr->transformations & PNG_GAMMA)
2639 if (png_ptr->transformations & PNG_BACKGROUND)
4039 if (png_ptr->transformations & ((PNG_BACKGROUND) | PNG_RGB_TO_GRAY))
4096 if (png_ptr->transformations & PNG_16_TO_8)
4119 if (png_ptr->transformations & (PNG_16_TO_8 | PNG_BACKGROUND))
4171 if (png_ptr->transformations & (PNG_BACKGROUND | PNG_RGB_TO_GRAY))
