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

   1 #ifndef _PLAYER_H
   2 #define _PLAYER_H 1
   3
   4 #include "clip_list.h"
   5 #include "video_stream.h"
   6
   7 #include <condition_variable>
   8 #include <functional>
   9 #include <mutex>
  10
  11 class JPEGFrameView;
  12
  13 class Player {
  14 public:
  15         Player(JPEGFrameView *destination);
  16
  17         void play_clip(const Clip &clip, unsigned stream_idx);
  18         void override_angle(unsigned stream_idx);  // For the current clip only.
  19
  20         // Not thread-safe to set concurrently with playing.
  21         // Will be called back from the player thread.
  22         using done_callback_func = std::function<void()>;
  23         void set_done_callback(done_callback_func cb) { done_callback = cb; }
  24
  25 private:
  26         void thread_func();
  27         void open_output_stream();
  28         static int write_packet2_thunk(void *opaque, uint8_t *buf, int buf_size, AVIODataMarkerType type, int64_t time);
  29         int write_packet2(uint8_t *buf, int buf_size, AVIODataMarkerType type, int64_t time);
  30
  31         JPEGFrameView *destination;
  32         done_callback_func done_callback;
  33
  34         std::mutex mu;
  35         Clip current_clip;  // Under mu. Can have pts_in = -1 for no clip.
  36         unsigned current_stream_idx;  // Under mu.
  37
  38         std::mutex queue_state_mu;
  39         std::condition_variable new_clip_changed;
  40         bool new_clip_ready = false;  // Under queue_state_mu.
  41         bool playing = false;  // Under queue_state_mu.
  42         int override_stream_idx = -1;  // Under queue_state_mu.
  43
  44         VideoStream video_stream;
  45 };
  46
  47 #endif  // !defined(_PLAYER_H)