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Searched refs:PNG_RGB_TO_GRAY (Results 1 – 4 of 4) sorted by relevance

/AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/
A Dpngrtran.c983 png_ptr->transformations |= PNG_RGB_TO_GRAY; in png_set_rgb_to_gray_fixed()
1432 if ((png_ptr->transformations & PNG_RGB_TO_GRAY) != 0) in png_init_read_transformations()
1575 ((png_ptr->transformations & PNG_RGB_TO_GRAY) != 0 && in png_init_read_transformations()
1599 if ((png_ptr->transformations & PNG_RGB_TO_GRAY) != 0) in png_init_read_transformations()
1822 (png_ptr->transformations & PNG_RGB_TO_GRAY) == 0) in png_init_read_transformations()
2047 if ((png_ptr->transformations & PNG_RGB_TO_GRAY) != 0) in png_read_transform_info()
4813 if ((png_ptr->transformations & PNG_RGB_TO_GRAY) != 0) in png_do_read_transformations()
4822 if ((png_ptr->transformations & PNG_RGB_TO_GRAY) == in png_do_read_transformations()
4826 if ((png_ptr->transformations & PNG_RGB_TO_GRAY) == in png_do_read_transformations()
4883 (png_ptr->transformations & PNG_RGB_TO_GRAY) == 0 && in png_do_read_transformations()
A Dpng.c4222 if ((png_ptr->transformations & (PNG_COMPOSE | PNG_RGB_TO_GRAY)) != 0)
4310 if ((png_ptr->transformations & (PNG_COMPOSE | PNG_RGB_TO_GRAY)) != 0)
A Dpngpriv.h665 #define PNG_RGB_TO_GRAY 0x600000U /* two bits, RGB_TO_GRAY_ERR|WARN */ macro
A Dpngread.c3408 if ((png_ptr->transformations & PNG_RGB_TO_GRAY) == 0) in png_image_read_background()

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