git.sesse.net Git - nageru/blob - player.h

   1 #ifndef _PLAYER_H
   2 #define _PLAYER_H 1
   3
   4 #include "clip_list.h"
   5
   6 #include <condition_variable>
   7 #include <functional>
   8 #include <mutex>
   9
  10 class JPEGFrameView;
  11
  12 class Player {
  13 public:
  14         Player(JPEGFrameView *destination);
  15
  16         void play_clip(const Clip &clip, unsigned stream_idx);
  17
  18         // Not thread-safe to set concurrently with playing.
  19         // Will be called back from the player thread.
  20         using done_callback_func = std::function<void()>;
  21         void set_done_callback(done_callback_func cb) { done_callback = cb; }
  22
  23 private:
  24         void thread_func();
  25
  26         JPEGFrameView *destination;
  27         done_callback_func done_callback;
  28
  29         std::mutex mu;
  30         Clip current_clip;  // Under mu.
  31         unsigned current_stream_idx;  // Under mu.
  32
  33         enum { PAUSED, PLAYING } cue_state = PAUSED;  // Under cue_state_mu.
  34         std::mutex cue_state_mu;
  35         std::condition_variable cue_is_playing;
  36 };
  37
  38 #endif  // !defined(_PLAYER_H)