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Add removeAlpha op, removes alpha channel if any #1248

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Lovell Fuller
2018-08-07 20:32:11 +01:00
parent 25bd2cea3e
commit c14434f9e7
10 changed files with 93 additions and 24 deletions
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5
src/operations.h
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@@ -25,6 +25,11 @@ using vips::VImage;
namespace sharp {
/*
Removes alpha channel, if any.
*/
VImage RemoveAlpha(VImage image);
/*
Alpha composite src over dst with given gravity.
Assumes alpha channels are already premultiplied and will be unpremultiplied after.