87 lines
No EOL
3.1 KiB
C++
87 lines
No EOL
3.1 KiB
C++
#include <napi.h>
|
|
#include <list>
|
|
#include <iostream>
|
|
#include <Magick++.h>
|
|
|
|
using namespace std;
|
|
using namespace Magick;
|
|
|
|
class WatermarkWorker : public Napi::AsyncWorker {
|
|
public:
|
|
WatermarkWorker(Napi::Function& callback, string in_path, string water_path, int gravity, string type, int delay, bool resize, bool append, bool mc)
|
|
: Napi::AsyncWorker(callback), in_path(in_path), water_path(water_path), gravity(gravity), type(type), delay(delay), resize(resize), append(append), mc(mc) {}
|
|
~WatermarkWorker() {}
|
|
|
|
void Execute() {
|
|
list <Image> frames;
|
|
list <Image> coalesced;
|
|
list <Image> mid;
|
|
list <Image> result;
|
|
Image watermark;
|
|
readImages(&frames, in_path);
|
|
watermark.read(water_path);
|
|
if (resize && append) {
|
|
string query(to_string(frames.front().baseColumns()) + "x");
|
|
watermark.scale(Geometry(query));
|
|
} else if (resize) {
|
|
string query("x" + to_string(frames.front().baseRows()));
|
|
watermark.scale(Geometry(query));
|
|
}
|
|
coalesceImages(&coalesced, frames.begin(), frames.end());
|
|
|
|
for (Image &image : coalesced) {
|
|
Image final;
|
|
if (append) {
|
|
list <Image> to_append;
|
|
to_append.push_back(image);
|
|
to_append.push_back(watermark);
|
|
appendImages(&final, to_append.begin(), to_append.end(), true);
|
|
final.repage();
|
|
} else if (mc) {
|
|
image.backgroundColor("white");
|
|
image.extent(Geometry(image.columns(), image.rows() + 15));
|
|
image.composite(watermark, Magick::GravityType(gravity), Magick::OverCompositeOp);
|
|
final = image;
|
|
} else {
|
|
image.composite(watermark, Magick::GravityType(gravity), Magick::OverCompositeOp);
|
|
final = image;
|
|
}
|
|
image.magick(type);
|
|
mid.push_back(final);
|
|
}
|
|
|
|
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, water_path, type;
|
|
int delay, gravity;
|
|
Blob blob;
|
|
bool resize, append, mc;
|
|
};
|
|
|
|
Napi::Value Watermark(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 water = obj.Get("water").As<Napi::String>().Utf8Value();
|
|
int gravity = obj.Get("gravity").As<Napi::Number>().Int32Value();
|
|
bool resize = obj.Has("resize") ? obj.Get("resize").As<Napi::Boolean>().Value() : false;
|
|
bool append = obj.Has("append") ? obj.Get("append").As<Napi::Boolean>().Value() : false;
|
|
bool mc = obj.Has("mc") ? obj.Get("mc").As<Napi::Boolean>().Value() : false;
|
|
string type = obj.Get("type").As<Napi::String>().Utf8Value();
|
|
int delay = obj.Get("delay").As<Napi::Number>().Int32Value();
|
|
|
|
WatermarkWorker* watermarkWorker = new WatermarkWorker(cb, path, water, gravity, type, delay, resize, append, mc);
|
|
watermarkWorker->Queue();
|
|
return env.Undefined();
|
|
} |