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Searched refs:src_alpha (Results 1 – 2 of 2) sorted by relevance

/PHP-7.4/ext/gd/libgd/
H A Dgd_interpolation.c631 const int src_alpha = gdTrueColorGetAlpha(src); in _color_blend() local
633 if( src_alpha == gdAlphaOpaque ) { in _color_blend()
638 if( src_alpha == gdAlphaTransparent ) return dst; in _color_blend()
643 const int src_weight = gdAlphaTransparent - src_alpha; in _color_blend()
644 const int dst_weight = (gdAlphaTransparent - dst_alpha) * src_alpha / gdAlphaMax; in _color_blend()
647 alpha = src_alpha * dst_alpha / gdAlphaMax; in _color_blend()
H A Dgd.c2937 int src_alpha = gdTrueColorGetAlpha(src); in gdAlphaBlend() local
2944 if( src_alpha == gdAlphaOpaque ) in gdAlphaBlend()
2948 if( src_alpha == gdAlphaTransparent ) in gdAlphaBlend()
2958 src_weight = gdAlphaTransparent - src_alpha; in gdAlphaBlend()
2959 dst_weight = (gdAlphaTransparent - dst_alpha) * src_alpha / gdAlphaMax; in gdAlphaBlend()
2965 alpha = src_alpha * dst_alpha / gdAlphaMax; in gdAlphaBlend()

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