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Expose libvips affine operation (#2336)

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This commit is contained in:
Guillermo Varela
2020-11-16 12:27:38 +00:00
committed by GitHub
parent 2872602c9e
commit 0f473fe3b1
25 changed files with 463 additions and 25 deletions
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14
src/common.cc
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@@ -54,13 +54,13 @@ namespace sharp {
bool AttrAsBool(Napi::Object obj, std::string attr) {
return obj.Get(attr).As<Napi::Boolean>().Value();
}
std::vector<double> AttrAsRgba(Napi::Object obj, std::string attr) {
Napi::Array background = obj.Get(attr).As<Napi::Array>();
std::vector<double> rgba(background.Length());
for (unsigned int i = 0; i < background.Length(); i++) {
rgba[i] = AttrAsDouble(background, i);
std::vector<double> AttrAsVectorOfDouble(Napi::Object obj, std::string attr) {
Napi::Array napiArray = obj.Get(attr).As<Napi::Array>();
std::vector<double> vectorOfDouble(napiArray.Length());
for (unsigned int i = 0; i < napiArray.Length(); i++) {
vectorOfDouble[i] = AttrAsDouble(napiArray, i);
}
return rgba;
return vectorOfDouble;
}
std::vector<int32_t> AttrAsInt32Vector(Napi::Object obj, std::string attr) {
Napi::Array array = obj.Get(attr).As<Napi::Array>();
@@ -109,7 +109,7 @@ namespace sharp {
descriptor->createChannels = AttrAsUint32(input, "createChannels");
descriptor->createWidth = AttrAsUint32(input, "createWidth");
descriptor->createHeight = AttrAsUint32(input, "createHeight");
descriptor->createBackground = AttrAsRgba(input, "createBackground");
descriptor->createBackground = AttrAsVectorOfDouble(input, "createBackground");
}
// Limit input images to a given number of pixels, where pixels = width * height
descriptor->limitInputPixels = AttrAsUint32(input, "limitInputPixels");