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Add lightness option to modulate operation

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This commit is contained in:
Tenpi
2021-08-16 22:50:17 -04:00
committed by Lovell Fuller
parent 104464c2e0
commit 4a9267ce12
10 changed files with 62 additions and 13 deletions
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6
src/pipeline.cc
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@@ -347,7 +347,8 @@ class PipelineWorker : public Napi::AsyncWorker {
bool const shouldSharpen = baton->sharpenSigma != 0.0;
bool const shouldApplyMedian = baton->medianSize > 0;
bool const shouldComposite = !baton->composite.empty();
bool const shouldModulate = baton->brightness != 1.0 || baton->saturation != 1.0 || baton->hue != 0.0;
bool const shouldModulate = baton->brightness != 1.0 || baton->saturation != 1.0 ||
baton->hue != 0.0 || baton->lightness != 0.0;
bool const shouldApplyClahe = baton->claheWidth != 0 && baton->claheHeight != 0;
if (shouldComposite && !sharp::HasAlpha(image)) {
@@ -543,7 +544,7 @@ class PipelineWorker : public Napi::AsyncWorker {
}
if (shouldModulate) {
image = sharp::Modulate(image, baton->brightness, baton->saturation, baton->hue);
image = sharp::Modulate(image, baton->brightness, baton->saturation, baton->hue, baton->lightness);
}
// Sharpen
@@ -1331,6 +1332,7 @@ Napi::Value pipeline(const Napi::CallbackInfo& info) {
baton->brightness = sharp::AttrAsDouble(options, "brightness");
baton->saturation = sharp::AttrAsDouble(options, "saturation");
baton->hue = sharp::AttrAsInt32(options, "hue");
baton->lightness = sharp::AttrAsDouble(options, "lightness");
baton->medianSize = sharp::AttrAsUint32(options, "medianSize");
baton->sharpenSigma = sharp::AttrAsDouble(options, "sharpenSigma");
baton->sharpenFlat = sharp::AttrAsDouble(options, "sharpenFlat");