dst_alpha        2885 ext/gd/libgd/gd.c     int dst_alpha, alpha, red, green, blue;
dst_alpha        2894 ext/gd/libgd/gd.c     dst_alpha = gdTrueColorGetAlpha(dst);
dst_alpha        2897 ext/gd/libgd/gd.c     if( dst_alpha == gdAlphaTransparent )
dst_alpha        2906 ext/gd/libgd/gd.c     dst_weight = (gdAlphaTransparent - dst_alpha) * src_alpha / gdAlphaMax;
dst_alpha        2912 ext/gd/libgd/gd.c     alpha = src_alpha * dst_alpha / gdAlphaMax;
dst_alpha         613 ext/gd/libgd/gd_interpolation.c 		const int dst_alpha = gdTrueColorGetAlpha(dst);
dst_alpha         616 ext/gd/libgd/gd_interpolation.c 		if( dst_alpha == gdAlphaTransparent ) {
dst_alpha         621 ext/gd/libgd/gd_interpolation.c 			const int dst_weight = (gdAlphaTransparent - dst_alpha) * src_alpha / gdAlphaMax;
dst_alpha         624 ext/gd/libgd/gd_interpolation.c 			alpha = src_alpha * dst_alpha / gdAlphaMax;