int _mmplayer_use_system_clock(MMHandleType hplayer);
int _mmplayer_set_video_share_master_clock(MMHandleType hplayer, long long clock, long long clock_delta, long long video_time, long long media_clock, long long audio_time);
int _mmplayer_get_video_share_master_clock(MMHandleType hplayer, long long *video_time, long long *media_clock, long long *audio_time);
-int _mmplayer_get_video_rotate_angle(MMHandleType hplayer, int *angle);
int _mmplayer_enable_sync_handler(MMHandleType hplayer, bool enable);
int _mmplayer_set_file_buffering_path(MMHandleType hplayer, const char* file_path);
int _mmplayer_set_uri(MMHandleType hplayer, const char* uri);