40 lines
895 B
C++
40 lines
895 B
C++
#include <napi.h>
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#include <Magick++.h>
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using namespace std;
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using namespace Magick;
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class JpegWorker : public Napi::AsyncWorker {
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public:
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JpegWorker(Napi::Function& callback, string in_path)
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: Napi::AsyncWorker(callback), in_path(in_path) {}
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~JpegWorker() {}
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void Execute() {
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Image image;
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image.read(in_path);
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image.quality(1);
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image.magick("JPEG");
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image.write(&blob);
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}
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void OnOK() {
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Callback().Call({Env().Undefined(), Napi::Buffer<char>::Copy(Env(), (char *)blob.data(), blob.length())});
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}
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private:
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string in_path;
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Blob blob;
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};
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Napi::Value Jpeg(const Napi::CallbackInfo &info)
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{
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Napi::Env env = info.Env();
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string in_path = info[0].As<Napi::String>().Utf8Value();
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Napi::Function cb = info[1].As<Napi::Function>();
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JpegWorker* explodeWorker = new JpegWorker(cb, in_path);
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explodeWorker->Queue();
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return env.Undefined();
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} |