68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
#include <napi.h>
|
|
#include <list>
|
|
#include <Magick++.h>
|
|
|
|
using namespace std;
|
|
using namespace Magick;
|
|
|
|
class WdtWorker : public Napi::AsyncWorker {
|
|
public:
|
|
WdtWorker(Napi::Function& callback, string in_path, string type, int delay)
|
|
: Napi::AsyncWorker(callback), in_path(in_path), type(type), delay(delay) {}
|
|
~WdtWorker() {}
|
|
|
|
void Execute() {
|
|
list <Image> frames;
|
|
list <Image> coalesced;
|
|
list <Image> mid;
|
|
Image watermark;
|
|
readImages(&frames, in_path);
|
|
watermark.read("./assets/images/whodidthis.png");
|
|
coalesceImages(&coalesced, frames.begin(), frames.end());
|
|
|
|
for (Image &image : coalesced) {
|
|
Image watermark_new = watermark;
|
|
image.scale(Geometry("374x374>"));
|
|
watermark_new.composite(image, Magick::CenterGravity, Magick::OverCompositeOp);
|
|
watermark_new.magick(type);
|
|
watermark_new.animationDelay(delay == 0 ? image.animationDelay() : delay);
|
|
mid.push_back(watermark_new);
|
|
}
|
|
|
|
optimizeTransparency(mid.begin(), mid.end());
|
|
|
|
if (type == "gif") {
|
|
for (Image &image : mid) {
|
|
image.quantizeDitherMethod(FloydSteinbergDitherMethod);
|
|
image.quantize();
|
|
if (delay != 0) image.animationDelay(delay);
|
|
}
|
|
}
|
|
|
|
writeImages(mid.begin(), mid.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 Wdt(const Napi::CallbackInfo &info)
|
|
{
|
|
Napi::Env env = info.Env();
|
|
|
|
Napi::Object obj = info[0].As<Napi::Object>();
|
|
Napi::Function cb = info[1].As<Napi::Function>();
|
|
string path = obj.Get("path").As<Napi::String>().Utf8Value();
|
|
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
|
int delay = obj.Has("delay") ? obj.Get("delay").As<Napi::Number>().Int32Value() : 0;
|
|
|
|
WdtWorker* blurWorker = new WdtWorker(cb, path, type, delay);
|
|
blurWorker->Queue();
|
|
return env.Undefined();
|
|
} |