| -stats |
Prints multiple playback statistics, including showing stream duration, codec parameters, current position in the stream, and audio/video sync delta. Enabled by default, to explicitly disable it requires specifying -nostats. . |
| -fast |
Multimedia compatibility optimization for non-standardized specifications. |
| -genpts |
Generate pts. |
| -sync type |
The synchronization type sets the main clock to audio (type=audio), video (type=video) or external (type=ext). The default is audio as the main clock. |
| -ast audio_stream_specifier |
Specify the audio stream index, for example: -ast 3, play the audio stream with stream index 3 |
| -vst video_stream_specifier |
Specify the video stream index, for example: -vst 4, play the video stream with stream index 4 |
| -sst subtitle_stream_specifier |
Specify the subtitle stream index, such as -sst 5, to play the subtitle stream with stream index 5 |
| -autoexit |
Exit after the video is finished playing. |
| -exitonkeydown |
Exit playback by pressing any key on the keyboard |
| -exitonmousedown |
Exit playback by pressing any key with the mouse |
| -codec:media_specifier codec_name |
Force the use of the set multimedia decoder, the available values for media_specifier are a (audio), v (video) and s subtitles. For example: -codec:v h264_qsv forces the video to be decoded with h264_qsv |
| -acodec codec_name |
Force the use of the set audio decoder for audio decoding |
| -vcodec codec_name |
Force the use of the set video decoder for video decoding |
| -scodec codec_name |
Force the use of the set subtitle decoder for subtitle decoding |
| -autorotate |
Automatically rotate videos based on file metadata. Value is 0 or 1, default is 1. |
| -framedrop |
Drop video frames if the video is out of sync. It is enabled by default when the main clock is not the video clock. To disable it, use -noframedrop |
| -infbuf |
不限制输入缓冲区大小。尽可能快地从输入中读取尽可能多的数据。播放实时流时默认启用，如果未及时读取数据，则可能会丢弃数据。此选项将不限制缓冲区的大小。若需禁用则使用-noinfbuf |