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Merge pull request #118 from shoeboxapp/png16

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Handle 16-bit PNGs
This commit is contained in:
Tomás Aparicio 2016-11-12 15:54:49 +00:00 • committed by GitHub
commit 6f8b098b47
1 changed files with 6 additions and 0 deletions
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6
vips.h
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@ -283,6 +283,12 @@ vips_is_16bit (VipsInterpretation interpretation) {
int int
vips_flatten_background_brigde(VipsImage *in, VipsImage **out, double r, double g, double b) { vips_flatten_background_brigde(VipsImage *in, VipsImage **out, double r, double g, double b) {
if (vips_is_16bit(in->Type)) {
r = 65535 * r / 255;
g = 65535 * g / 255;
b = 65535 * b / 255;
}
double background[3] = {r, g, b}; double background[3] = {r, g, b};
VipsArrayDouble *vipsBackground = vips_array_double_new(background, 3); VipsArrayDouble *vipsBackground = vips_array_double_new(background, 3);