FFmpeg commands in Windows

• Print a list of supported devices for DirectShow

-list_devices true -f dshow -i dummy

• Turn on the camera, save the video in Out.mp4.

 ffmpeg -f dshow -i video="Lenovo EasyCamera" out.mp4

• Turn on the microphone and save the recording in Out.mp3

ffmpeg -f dshow -i audio="@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\wave_{7DB78E33-271D-431B-9E43-F4A54BD675BD}" out.mp4

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• Turn on the camera, turn on the mic, save the recording in Out.mp4

ffmpeg -f dshow -i video="Lenovo EasyCamera":audio="@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\wave_{7DB78E33-271D-431B-9E43-F4A54BD675BD}" out.mp4

• Turn on the camera, turn on the mic, record the video 10s, save it in Out.mp4

-t 10 -f dshow -i video="Lenovo EasyCamera":audio="@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\wave_{7DB78E33-271D-431B-9E43-F4A54BD675BD}" out.mp4

• Turn on camera, frame rate 25,h264 video encoding, push video stream to remote RTP address

-r 25 -f dshow -i video="Lenovo EasyCamera" -vcodec libx264 -preset:v ultrafast -tune:v zerolatency -f h264 rtp://192.168.1.10:6666 

• Turn on the microphone and push the audio stream to the remote RTP address

-f dshow -i audio="@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\wave_{7DB78E33-271D-431B-9E43-F4A54BD675BD}" -f mp2 udp://192.168.1.103:6666

• Watch a stream over UDP, with a max reordering delay of 0.5 seconds:

-max_delay 500000 -rtsp_transport udp rtsp://server/video.mp4

• Watch a stream tunneled over HTTP:

-rtsp_transport http rtsp://server/video.mp4

• Send a stream in realtime to a RTSP server, for others to watch:

-re -i input -f rtsp -muxdelay 0.1 rtsp://server/live.sdp

• Receive a stream in realtime:

-rtsp_flags listen -i rtsp://ownaddress/live.sdp output

• Use the FFmpeg to stream over UDP to a remote endpoint:

-i input -f format udp://hostname:port

• Use the FFmpeg to stream in MPEGTS format over UDP using 188 sized UDP packets, using a large input buffer:

-i input -f mpegts udp://hostname:port?pkt_size=188&buffer_size=65535

• Use FFmpeg to receive over UDP from a remote endpoint:

...

• FFmpeg forwarding

-i "e:\tt.sdp" -vcodec flv -acodec aac -ab 8000 -f flv rtmp://192.168.0.201:1935/live/stream3 

• FFmpeg forwarding

-i "vlc.sdp" -vcodec flv -acodec aac -ab 8000 -f flv rtp://192.168.1.103:5004 

• Push the stream when you want to push the audio and video separately to be able to VLC.SDP playback

-fflags +genpts -re -i 4.ts -an -vcodec copy -f rtp rtp://192.168.1.103:5004 -vn -acodec copy -f rtp rtp://192.168.1.103:5005 > vlc.sdpffplay rtp://192.168.1.101:5004/test.sdp

• The following command implements the sending of the bare stream "chunwan.h264" to the address of H. rtp://233.233.233.223:6666

-re -i 4.ts -vcodec copy -f rtp rtp://192.168.1.103:6666 > test0207.sdp 

FFmpeg commands in Windows