89 lines
3.3 KiB
C++
89 lines
3.3 KiB
C++
|
#include <napi.h>
|
||
|
|
#include <iostream>
|
||
|
|
#include <list>
|
||
|
|
#include <Magick++.h>
|
||
|
|
|
||
|
|
using namespace std;
|
||
|
|
using namespace Magick;
|
||
|
|
|
||
|
|
class MemeWorker : public Napi::AsyncWorker {
|
||
|
|
public:
|
||
|
|
MemeWorker(Napi::Function& callback, string in_path, string text_top, string text_bottom, string type, int delay)
|
||
|
|
: Napi::AsyncWorker(callback), in_path(in_path), text_top(text_top), text_bottom(text_bottom), type(type), delay(delay) {}
|
||
|
|
~MemeWorker() {}
|
||
|
|
|
||
|
|
void Execute() {
|
||
|
|
list<Image> frames;
|
||
|
|
list<Image> coalesced;
|
||
|
|
list<Image> mid;
|
||
|
|
Image top_text;
|
||
|
|
Image bottom_text;
|
||
|
|
readImages(&frames, in_path);
|
||
|
|
coalesceImages(&coalesced, frames.begin(), frames.end());
|
||
|
|
for_each(coalesced.begin(), coalesced.end(), scaleImage(Geometry(600, 600)));
|
||
|
|
|
||
|
|
top_text.size(Geometry(to_string(coalesced.front().columns())));
|
||
|
|
top_text.backgroundColor("none");
|
||
|
|
top_text.font("Impact");
|
||
|
|
top_text.fontPointsize(40);
|
||
|
|
top_text.textGravity(Magick::CenterGravity);
|
||
|
|
top_text.read("pango:<span foreground='white'>" + text_top + "</span>");
|
||
|
|
Image top_text_fill = top_text;
|
||
|
|
top_text_fill.channel(Magick::AlphaChannel);
|
||
|
|
top_text_fill.morphology(Magick::EdgeOutMorphology, "Octagon");
|
||
|
|
top_text_fill.backgroundColor("black");
|
||
|
|
top_text_fill.alphaChannel(Magick::ShapeAlphaChannel);
|
||
|
|
top_text.composite(top_text_fill, Magick::CenterGravity, Magick::DstOverCompositeOp);
|
||
|
|
|
||
|
|
if (text_bottom != "") {
|
||
|
|
bottom_text.size(Geometry(to_string(coalesced.front().columns())));
|
||
|
|
bottom_text.backgroundColor("none");
|
||
|
|
bottom_text.font("Impact");
|
||
|
|
bottom_text.fontPointsize(40);
|
||
|
|
bottom_text.textGravity(Magick::CenterGravity);
|
||
|
|
bottom_text.read("pango:<span foreground='white'>" + text_bottom + "</span>");
|
||
|
|
Image bottom_text_fill = bottom_text;
|
||
|
|
bottom_text_fill.channel(Magick::AlphaChannel);
|
||
|
|
bottom_text_fill.morphology(Magick::EdgeOutMorphology, "Octagon");
|
||
|
|
bottom_text_fill.backgroundColor("black");
|
||
|
|
bottom_text_fill.alphaChannel(Magick::ShapeAlphaChannel);
|
||
|
|
bottom_text.composite(bottom_text_fill, Magick::CenterGravity, Magick::DstOverCompositeOp);
|
||
|
|
}
|
||
|
|
|
||
|
|
for (Image &image : coalesced) {
|
||
|
|
image.composite(top_text, Magick::NorthGravity, Magick::OverCompositeOp);
|
||
|
|
if (text_bottom != "") image.composite(bottom_text, Magick::SouthGravity, Magick::OverCompositeOp);
|
||
|
|
image.magick(type);
|
||
|
|
mid.push_back(image);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (delay != 0) for_each(mid.begin(), mid.end(), animationDelayImage(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, text_top, text_bottom;
|
||
|
|
int delay, wordlength, i, n;
|
||
|
|
size_t bytes, type_size;
|
||
|
|
Blob blob;
|
||
|
|
};
|
||
|
|
|
||
|
|
Napi::Value Meme(const Napi::CallbackInfo &info)
|
||
|
|
{
|
||
|
|
Napi::Env env = info.Env();
|
||
|
|
|
||
|
|
string in_path = info[0].As<Napi::String>().Utf8Value();
|
||
|
|
string text_top = info[1].As<Napi::String>().Utf8Value();
|
||
|
|
string text_bottom = info[2].As<Napi::String>().Utf8Value();
|
||
|
|
string type = info[3].As<Napi::String>().Utf8Value();
|
||
|
|
int delay = info[4].As<Napi::Number>().Int32Value();
|
||
|
|
Napi::Function cb = info[5].As<Napi::Function>();
|
||
|
|
|
||
|
|
MemeWorker* blurWorker = new MemeWorker(cb, in_path, text_top, text_bottom, type, delay);
|
||
|
|
blurWorker->Queue();
|
||
|
|
return env.Undefined();
|
||
|
|
}
|