Lines Matching refs:PNG_RGB_TO_GRAY
661 case 1: png_ptr->transformations |= PNG_RGB_TO_GRAY;
673 png_ptr->transformations &= ~PNG_RGB_TO_GRAY;
863 if ((png_ptr->transformations & (PNG_GAMMA | PNG_RGB_TO_GRAY)) &&
1181 if (png_ptr->transformations & PNG_RGB_TO_GRAY)
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) ==
4039 if (png_ptr->transformations & ((PNG_BACKGROUND) | PNG_RGB_TO_GRAY))
4171 if (png_ptr->transformations & (PNG_BACKGROUND | PNG_RGB_TO_GRAY))
