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Allow ensureAlpha to set alpha transparency level #2634

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Lovell Fuller
2021-04-01 21:14:06 +01:00
parent fe0767df13
commit 8c33d0aa56
10 changed files with 91 additions and 32 deletions
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4
src/pipeline.h
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@@ -178,7 +178,7 @@ struct PipelineBaton {
VipsOperationBoolean bandBoolOp;
int extractChannel;
bool removeAlpha;
bool ensureAlpha;
double ensureAlpha;
VipsInterpretation colourspace;
int pageHeight;
std::vector<int> delay;
@@ -297,7 +297,7 @@ struct PipelineBaton {
bandBoolOp(VIPS_OPERATION_BOOLEAN_LAST),
extractChannel(-1),
removeAlpha(false),
ensureAlpha(false),
ensureAlpha(-1.0),
colourspace(VIPS_INTERPRETATION_LAST),
pageHeight(0),
delay{-1},