Function stream_pause

ffplay.c:1106–1116

pause or resume the video */

/* pause or resume the video */
static void stream_pause(VideoState *is)
{
    if (is->paused) {
        is->frame_timer += av_gettime() / 1000000.0 + is->video_current_pts_drift - is->video_current_pts;
        if(is->read_pause_return != AVERROR(ENOSYS)){
            is->video_current_pts = is->video_current_pts_drift + av_gettime() / 1000000.0;
        }
        is->video_current_pts_drift = is->video_current_pts - av_gettime() / 1000000.0;
    }
    is->paused = !is->paused;
}

static double compute_target_time(double frame_current_pts, VideoState *is)
{