67 lines
No EOL
1.8 KiB
C++
67 lines
No EOL
1.8 KiB
C++
#include <napi.h>
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#include <list>
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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 ReverseWorker : public Napi::AsyncWorker {
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public:
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ReverseWorker(Napi::Function& callback, string in_path, bool soos, int delay)
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: Napi::AsyncWorker(callback), in_path(in_path), soos(soos), delay(delay) {}
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~ReverseWorker() {}
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void Execute() {
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list<Image> frames;
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list<Image> coalesced;
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readImages(&frames, in_path);
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coalesceImages(&coalesced, frames.begin(), frames.end());
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if (soos) {
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list<Image> copy = coalesced;
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copy.reverse();
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coalesced.insert(coalesced.end(), copy.begin(), copy.end());
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} else {
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coalesced.reverse();
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}
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for_each(coalesced.begin(), coalesced.end(), magickImage("GIF"));
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optimizeTransparency(coalesced.begin(), coalesced.end());
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if (type == "gif") {
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for (Image &image : coalesced) {
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image.quantizeDither(false);
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image.quantize();
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if (delay != 0) image.animationDelay(delay);
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}
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}
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writeImages(coalesced.begin(), coalesced.end(), &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, type;
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int delay, amount;
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Blob blob;
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bool soos;
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};
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Napi::Value Reverse(const Napi::CallbackInfo &info)
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{
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Napi::Env env = info.Env();
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Napi::Object obj = info[0].As<Napi::Object>();
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Napi::Function cb = info[1].As<Napi::Function>();
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string path = obj.Get("path").As<Napi::String>().Utf8Value();
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bool soos = obj.Has("soos") ? obj.Get("soos").As<Napi::Boolean>().Value() : false;
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int delay = obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
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ReverseWorker* explodeWorker = new ReverseWorker(cb, path, soos, delay);
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explodeWorker->Queue();
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return env.Undefined();
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} |