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Fix clamping. Fixes #782. Fixes #711.

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This commit is contained in:
Jake Archibald
2020-07-24 12:52:21 +01:00
parent 42e7a7e165
commit 1ce6dd73d8
1 changed files with 1 additions and 1 deletions
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2
codecs/resize/src/lib.rs
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@@ -48,7 +48,7 @@ fn alpha_multiplier_funcs(
if with_alpha_premultiplication { if with_alpha_premultiplication {
( (
|v, a| (v * (a as f32) / 255.0) as u8, |v, a| (v * (a as f32) / 255.0) as u8,
|v, a| (v as f32) * 255.0 / (a as f32).clamp(0.0, 255.0), |v, a| ((v as f32) * 255.0 / (a as f32)).clamp(0.0, 255.0),
) )
} else { } else {
(|v, _a| v as u8, |v, _a| v as f32) (|v, _a| v as u8, |v, _a| v as f32)