mrmBot-Matrix/natives/freeze.cc
2020-07-28 09:38:55 -05:00

48 lines
No EOL
1.3 KiB
C++

#include <napi.h>
#include <list>
#include <Magick++.h>
using namespace std;
using namespace Magick;
class FreezeWorker : public Napi::AsyncWorker {
public:
FreezeWorker(Napi::Function& callback, string in_path, bool loop, string type, int delay)
: Napi::AsyncWorker(callback), in_path(in_path), loop(loop), type(type), delay(delay) {}
~FreezeWorker() {}
void Execute() {
list<Image> frames;
readImages(&frames, in_path);
for_each(frames.begin(), frames.end(), animationIterationsImage(loop ? 0 : 1));
if (delay != 0) for_each(frames.begin(), frames.end(), animationDelayImage(delay));
writeImages(frames.begin(), frames.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;
bool loop;
};
Napi::Value Freeze(const Napi::CallbackInfo &info)
{
Napi::Env env = info.Env();
string in_path = info[0].As<Napi::String>().Utf8Value();
bool loop = info[1].As<Napi::Boolean>().Value();
string type = info[2].As<Napi::String>().Utf8Value();
int delay = info[3].As<Napi::Number>().Int32Value();
Napi::Function cb = info[4].As<Napi::Function>();
FreezeWorker* blurWorker = new FreezeWorker(cb, in_path, loop, type, delay);
blurWorker->Queue();
return env.Undefined();
}