Prepare for sound. Fix game name being gsr-ui on wayland in some cases when saving video when the ui is open

include/AudioPlayer.hpp

@@ -0,0 +1,22 @@
+#pragma once
+
+#include <thread>
+
+namespace gsr {
+    // Only plays raw stereo PCM audio in 48000hz in s16le format.
+    // Use this command to convert an audio file (input.wav) to a format playable by this class (output.pcm):
+    // ffmpeg -i input.wav -f s16le -acodec pcm_s16le -ar 48000 output.pcm
+    class AudioPlayer {
+    public:
+        AudioPlayer() = default;
+        ~AudioPlayer();
+        AudioPlayer(const AudioPlayer&) = delete;
+        AudioPlayer& operator=(const AudioPlayer&) = delete;
+
+        bool play(const char *filepath);
+    private:
+        std::thread thread;
+        bool stop_playing_audio = false;
+        int audio_file_fd = -1;
+    };
+}

include/Overlay.hpp

@@ -8,6 +8,7 @@
 #include "WindowUtils.hpp"
 #include "GlobalHotkeysLinux.hpp"
 #include "GlobalHotkeysJoystick.hpp"
+#include "AudioPlayer.hpp"
 
 #include <mglpp/window/Window.hpp>
 #include <mglpp/window/Event.hpp>
@@ -189,5 +190,7 @@ namespace gsr {
 
         mgl::Clock replay_save_clock;
         bool replay_save_show_notification = false;
+
+        AudioPlayer audio_player;
     };
 }

include/WindowUtils.hpp

@@ -18,6 +18,8 @@ namespace gsr {
 
     Window get_focused_window(Display *dpy, WindowCaptureType cap_type);
     std::string get_focused_window_name(Display *dpy, WindowCaptureType window_capture_type);
+    std::string get_window_name_at_position(Display *dpy, mgl::vec2i position, Window ignore_window);
+    std::string get_window_name_at_cursor_position(Display *dpy, Window ignore_window);
     mgl::vec2i get_cursor_position(Display *dpy, Window *window);
     mgl::vec2i create_window_get_center_position(Display *display);
     std::string get_window_manager_name(Display *display);