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fix(background): pass proper background RGB color

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This commit is contained in:
Tomas Aparicio 2016-09-28 00:14:29 +01:00
parent bffc7652bb
commit 5ca57a1e68
3 changed files with 5 additions and 7 deletions
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8
vips.h
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@ -277,12 +277,10 @@ vips_is_16bit (VipsInterpretation interpretation) {
}
int
vips_flatten_background_brigde(VipsImage *in, VipsImage **out, double background[3]) {
background[0] *= 256;
background[1] *= 256;
background[2] *= 256;
vips_flatten_background_brigde(VipsImage *in, VipsImage **out, double r, double g, double b) {
double background[3] = {r, g, b};
VipsArrayDouble *vipsBackground = vips_array_double_new(background, 3);
return vips_flatten(in, out,
"background", vipsBackground,
"max_alpha", vips_is_16bit(in->Type) ? 65535.0 : 255.0,