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-rw-r--r--src/main.cpp39
1 files changed, 33 insertions, 6 deletions
diff --git a/src/main.cpp b/src/main.cpp
index 5876efc..5f31427 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,4 +1,7 @@
#include <SFML/Graphics.hpp>
+#include <thread>
+#include <mutex>
+#include <deque>
int main() {
sf::Texture texture;
@@ -32,9 +35,33 @@ int main() {
int flag_width = texture.getSize().x*0.6;
int flag_height = texture.getSize().y*0.6;
+ system("rm -rf frames/*; mkdir frames");
+
+ std::deque<sf::Image> pending_frames;
+ std::mutex images_lock;
+
+ bool running = true;
+ std::thread work_thread([&images_lock, &running, &pending_frames]() mutable {
+ size_t frame_index = 0;
+ while(true) {
+ images_lock.lock();
+ if(!pending_frames.empty()) {
+ sf::Image image = std::move(pending_frames.front());
+ pending_frames.pop_front();
+ images_lock.unlock();
+ image.saveToFile("frames/" + std::to_string(frame_index) + ".png");
+ ++frame_index;
+ } else {
+ bool is_kill = !running;
+ images_lock.unlock();
+ if(is_kill)
+ break;
+ }
+ }
+ });
+
sf::Image output_image;
output_image.create(flag_width, flag_height, sf::Color::Transparent);
- std::vector<sf::Image> frames;
sf::Clock timer;
while (window.isOpen()) {
@@ -51,14 +78,14 @@ int main() {
texture_output.update(window);
sf::Image image = texture_output.copyToImage();
+
output_image.copy(image, 0, 0, sf::IntRect(flag_start_x, flag_start_y, flag_width, flag_height), false);
- frames.push_back(std::move(output_image));
+ std::lock_guard<std::mutex> lock(images_lock);
+ pending_frames.push_back(output_image);
}
- system("rm -rf frames/*; mkdir frames");
- for(size_t i = 0; i < frames.size(); ++i) {
- frames[i].saveToFile("frames/" + std::to_string(i) + ".png");
- }
+ running = false;
+ work_thread.join();
system("ffmpeg -i \"frames/%d.png\" -framerate 24 -filter_complex \"fps=24,split=2[palette_in][gif];[palette_in]palettegen[palette_out];[gif]fifo[gif_fifo]; [gif_fifo][palette_out]paletteuse\" -y frames/output.gif");
return 0;