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remove a / from the premultiplied path

This commit is contained in:
John Cupitt 2017-09-27 17:49:59 +01:00
parent 4b24d82e8c
commit 6da790c1e1
1 changed files with 3 additions and 3 deletions
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6
libvips/conversion/composite.c
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@ -124,10 +124,10 @@ typedef VipsConversionClass VipsCompositeClass;
G_DEFINE_TYPE( VipsComposite, vips_composite, VIPS_TYPE_CONVERSION );
#define BLEND_PREMULTIPLIED( MODE, OUT, AOUT, SRC1, A1, SRC2, A2 ) { \
#define BLEND_PREMULTIPLIED( MODE, OUT, SRC1, A1, SRC2, A2 ) { \
switch( MODE ) { \
case VIPS_BLEND_MODE_OVER: \
OUT = (SRC1 + SRC2 * (1 - A1)) / AOUT; \
OUT = (SRC1 + SRC2 * (1 - A1)); \
break; \
\
default: \
@ -157,7 +157,7 @@ G_DEFINE_TYPE( VipsComposite, vips_composite, VIPS_TYPE_CONVERSION );
else { \
for( b = 0; b < bands; b++ ) \
BLEND_PREMULTIPLIED( modei, \
pixel[b], aout, \
pixel[b], \
src1[b], a1, \
pixel[b], alpha ); \
} \