hardware:raspi-vc

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hardware:raspi-vc [2020/05/15 16:05] derpeterhardware:raspi-vc [2020/07/15 10:13] – [read encoded video with gst and provide output via srt server] derpeter
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 = Video capture and encoding on the Raspberry pi = Video capture and encoding on the Raspberry pi
 This page is currently a research collection and commands might not work This page is currently a research collection and commands might not work
 +
 +{{ :hardware:signal-attachment-2020-05-15-153418.jpeg?400|}}
 +
 +* https://www.raspberrypi.org/documentation/raspbian/applications/camera.md
 +* https://github.com/thaytan/gst-rpicamsrc
 +* https://github.com/waveform80/picamera
 +* https://stamm-wilbrandt.de/en/Raspberry_camera.html
  
 == gstreamer pipe gen srt mit kaputtem alsasrc-audio vom usb: == gstreamer pipe gen srt mit kaputtem alsasrc-audio vom usb:
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 gst-launch-1.0 -v tcpclientsrc host=10.23.42.145 port=5000 ! gdpdepay ! rtph264depay ! decodebin !  autovideosink sync=false gst-launch-1.0 -v tcpclientsrc host=10.23.42.145 port=5000 ! gdpdepay ! rtph264depay ! decodebin !  autovideosink sync=false
 +
 +== Capture from UVC capture device and stream rtmp
 +
 +=== video4linux
 +gst-launch-1.0  v4l2src device=/dev/video0 do-timestamp=true ! videoscale !  videorate  ! videoconvert ! video/x-raw,width=1920,height=1080,framerate=25/ ! omxh264enc control-rate=variable target-bitrate=5000000  !  h264parse ! flvmux ! rtmpsink location='rtmp://<host>/stream/picam live=1'
 +
 +=== raspivid wrapper
 +gst-launch-1.0 rpicamsrc bitrate=5000000  do-timestamp=true ! h264parse ! flvmux ! rtmpsink location='rtmp://<host>/stream/picam'
 +
 += read encoded video with ffmpeg from the cam
 +ffmpeg -f video4linux2 -input_format h264 -video_size 1920x1080 -framerate 30 -i /dev/video0 -vcodec copy -an test.h264
 +
 += read encoded video with gst and provide output via srt server
 +gst-launch-1.0 rpicamsrc bitrate=8000000 ! video/x-h264, framerate=25/1, profile=high ! h264parse config-interval=1 !  mpegtsmux ! queue ! srtserversink uri=srt://:10000/
  • hardware/raspi-vc.txt
  • Last modified: 2020/12/14 02:20
  • by andi