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Searched refs:PNG_DIV257 (Results 1 – 4 of 4) sorted by relevance

/AliOS-Things-master/components/SDL2/src/image/external/libpng-1.6.37/
A Dpngread.c1855 alpha = PNG_DIV257(alpha); in png_create_colormap_entry()
1867 alpha = PNG_DIV257(alpha); in png_create_colormap_entry()
2600 gray = PNG_DIV257(png_gamma_16bit_correct(gray, in png_image_read_colormap()
A Dpngwrite.c1729 png_byte alphabyte = (png_byte)PNG_DIV257(alpha); in png_write_image_8bit()
1847 png_byte alphabyte = (png_byte)PNG_DIV257(alpha); in png_image_set_PLTE()
A Dpngpriv.h735 #define PNG_DIV257(v16) PNG_DIV65535((png_uint_32)(v16) * 255) macro
A Dpngrtran.c1516 # define CHOP(x) (x)=((png_uint_16)PNG_DIV257(x)) in png_init_read_transformations()

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