56 lines
No EOL
1.7 KiB
C++
56 lines
No EOL
1.7 KiB
C++
#include <napi.h>
|
|
#include <list>
|
|
#include <Magick++.h>
|
|
|
|
using namespace std;
|
|
using namespace Magick;
|
|
|
|
class CropWorker : public Napi::AsyncWorker {
|
|
public:
|
|
CropWorker(Napi::Function& callback, string in_path, string type, int delay)
|
|
: Napi::AsyncWorker(callback), in_path(in_path), type(type), delay(delay) {}
|
|
~CropWorker() {}
|
|
|
|
void Execute() {
|
|
list<Image> frames;
|
|
list<Image> coalesced;
|
|
list<Image> mid;
|
|
list<Image> result;
|
|
readImages(&frames, in_path);
|
|
coalesceImages(&coalesced, frames.begin(), frames.end());
|
|
|
|
for (Image &image : coalesced) {
|
|
image.extent(Geometry(to_string(image.columns() / image.rows() >= 1 ? image.rows() : image.columns()) + "x"), Magick::CenterGravity);
|
|
image.extent(Geometry("x" + to_string(image.columns() / image.rows() <= 1 ? image.columns() : image.rows())), Magick::CenterGravity);
|
|
image.magick(type);
|
|
mid.push_back(image);
|
|
}
|
|
|
|
optimizeImageLayers(&result, mid.begin(), mid.end());
|
|
if (delay != 0) for_each(result.begin(), result.end(), animationDelayImage(delay));
|
|
writeImages(result.begin(), result.end(), &blob);
|
|
}
|
|
|
|
void OnOK() {
|
|
Callback().Call({Env().Undefined(), Napi::Buffer<char>::Copy(Env(), (char *)blob.data(), blob.length())});
|
|
}
|
|
|
|
private:
|
|
string in_path, type;
|
|
int delay;
|
|
Blob blob;
|
|
};
|
|
|
|
Napi::Value Crop(const Napi::CallbackInfo &info)
|
|
{
|
|
Napi::Env env = info.Env();
|
|
|
|
string in_path = info[0].As<Napi::String>().Utf8Value();
|
|
string type = info[1].As<Napi::String>().Utf8Value();
|
|
int delay = info[2].As<Napi::Number>().Int32Value();
|
|
Napi::Function cb = info[3].As<Napi::Function>();
|
|
|
|
CropWorker* blurWorker = new CropWorker(cb, in_path, type, delay);
|
|
blurWorker->Queue();
|
|
return env.Undefined();
|
|
} |