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Searched refs:PNG_STRIP_ALPHA (Results 1 – 3 of 3) sorted by relevance

/AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/
A Dpngrtran.c152 png_ptr->transformations |= PNG_COMPOSE | PNG_STRIP_ALPHA; in png_set_background_fixed()
217 png_ptr->transformations |= PNG_STRIP_ALPHA; in png_set_strip_alpha()
1394 if ((png_ptr->transformations & PNG_STRIP_ALPHA) != 0 && in png_init_read_transformations()
2089 if ((png_ptr->transformations & PNG_STRIP_ALPHA) != 0) in png_read_transform_info()
4804 if ((png_ptr->transformations & PNG_STRIP_ALPHA) != 0 && in png_do_read_transformations()
4902 if ((png_ptr->transformations & PNG_STRIP_ALPHA) != 0 && in png_do_read_transformations()
A Dpngpriv.h660 #define PNG_STRIP_ALPHA 0x40000U macro
A DCHANGES1555 PNG_STRIP_ALPHA info to png_do_strip_filler(), to preserve ABI

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