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Created October 13, 2022 12:45
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Stream Windows webcam/desktop via RTSP
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file.md

Can be used for streaming data (webcam or screen capture) from the Windows to WSL

Install

  1. Simple RTSP Server
  2. ffmpeg

Get the internal IP of WSL

Run from a WSL terminal

ip route list default | awk '{print $3}'

RTSP Server

Start the simple rtsp server (in Windows) before running any of the ffmpeg commands

Webcam

All of the ffmpeg commands should be executed within the Windows environment. Add -hide_banner -loglevel error to any ffmpeg command to hide the log messages

View available devices (wiki)

ffmpeg -list_devices true -f dshow -i dummy

View available resolutions

ffmpeg -list_options true -f dshow -i video="Integrated Camera"

Stream from one of the available video devices (replace Integrated Camera with the video device name and <ip> with the IP address from the commands above)

ffmpeg -f dshow -i video="Integrated Camera" -framerate 30 -video_size 640x480 -f rtsp -rtsp_transport udp rtsp://<ip>:8554/webcam.h264

This stream can be opened on Python OpenCV from WSL (replace <ip>)

cv2.VideoCapture("rtsp://<ip>:8554/desktop.h264")

Desktop (screen capture)

Replace <ip> with the WSL IP

ffmpeg -f gdigrab -framerate 15 -i desktop -f h264 -f rtsp -rtsp_transport tcp rtsp://<ip>:8554/desktop.h264
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