png_composite

Undocumented in source. Be warned that the author may not have intended to support it.

png_byte png_composite(png_uint_16 fg, png_uint_16 alpha, png_uint_16 bg)
png_uint_16 png_composite(png_uint_32 fg, png_uint_32 alpha, png_uint_32 bg)
png_byte png_composite(png_uint_16 fg, png_uint_16 alpha, png_uint_16 bg)
extern (C) nothrow @nogc extern (D)
static if(!(PNG_READ_COMPOSITE_NODIV_SUPPORTED))
png_byte
png_composite
(
in png_uint_16 fg
,
in png_uint_16 alpha
,
in png_uint_16 bg
)

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