STREAM_DURATION 42 output_example.c #define STREAM_NB_FRAMES ((int)(STREAM_DURATION * STREAM_FRAME_RATE)) STREAM_DURATION 514 output_example.c if ((!audio_st || audio_pts >= STREAM_DURATION) && STREAM_DURATION 515 output_example.c (!video_st || video_pts >= STREAM_DURATION))