Ffplay shortcut keys and options __ffplay

Ffplay is the FFmpeg project provides the player, the function is quite powerful, all ffmpeg supported the visual and audio format it basically supports. Even some streaming media not supported by VLC can be played (for example, rtmp), but its disadvantage is that it is not a graphical interface and must be operated by the keyboard. So this article describes its shortcut keys and options.

shortcut Keys

When playing video and audio files, you can control the playback of video and audio through the following keys

Keys	Role
Q, ESC	Exit
F	Fullscreen
P, Space	Time out
W	Show Audio waveforms
S	Display by frame
Left direction key/right ARROW key	Back 10s/forward 10s
Up ARROW/DOWN ARROW key	Back 1min/forward 1min
Page Down/page up	Back 10min/forward 10min
Mouse click Screen	Jumps to the specified position (based on the width of the mouse position relative to the screen)

Options

Before you play the video, you can preset some parameters.

In general, when playing video, use the command:

Ffplay "JJ Lin _ Jiangnan. flv"

If we want to automatically exit after the playback is complete, you can use the command:

Ffplay-autoexit "JJ Lin _ Jiangnan. flv";

All commands are shown in the following list.

Name	With parameters	Role
X	Y	Force screen width
Y	Y	Force screen Height
S	Y	Force Screen Size
Fs	N	Fullscreen
An	N	Turn off audio
Vn	N	Turn off video
Ast	Y	Set the audio stream you want to play (you need to specify the stream ID)
VSt	Y	Set the video stream you want to play (you need to specify the stream ID)
Sst	Y	Set the caption stream you want to play (you need to specify a stream ID)
Ss	Y	Play from a specified location, in seconds
T	Y	Play the specified length of video
Nodisp	N	No display screen
F	Y	Force Encapsulation Format
Pix_fmt	Y	Specify pixel format
Stats	N	Show statistic Information
iDCT	Y	IDCT algorithm
Ec	Y	Error Concealment method
Sync	Y	Video/audio sync mode (type=audio/video/ext)
AutoExit	N	Playback completes auto exit
Exitonkeydown	N	Press the key to exit
Exitonmousedown	N	Press the mouse to exit
Loop	Y	Specify the number of loops
Framedrop	N	Lose the frame when the CPU is not enough
Window_title	Y	Display the title of a window
Rdftspeed	Y	RDFT speed
Showmode	Y	Display Mode (0 = video, 1 = waves, 2 = rdft)
Codec	Y	Force decoder