Lines Matching refs:PNG_GAMMA
534 png_ptr->transformations |= PNG_GAMMA;
860 png_ptr->transformations &= (~PNG_GAMMA);
863 if ((png_ptr->transformations & (PNG_GAMMA | PNG_RGB_TO_GRAY)) &&
1159 if (png_ptr->transformations & PNG_GAMMA)
1387 if ((png_ptr->transformations & PNG_GAMMA) &&
2514 if (png_ptr->transformations & (PNG_GAMMA | PNG_BACKGROUND))
2623 if (png_ptr->transformations & PNG_GAMMA)
