Gstreamer: Difference between revisions
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gst-launch v4l2src ! ffmpegcolorspace ! pngenc ! filesink location=test.png | gst-launch v4l2src ! ffmpegcolorspace ! pngenc ! filesink location=test.png | ||
== Raw audio streaming == | |||
An example of streaming from a Rasberry PI, credits to Stéfan Piat, taken from his blog (http://rearwndw.wordpress.com/2013/05/17/raw-vorbis/) | |||
SENDER: | |||
gst-launch -v autoaudiosrc ! audioconvert ! audioresample ! vorbisenc ! udpsink host=192.168.2.102 port=5000 | |||
RECEIVER: | |||
gst-launch -v udpsrc port=5000 ! vorbisdec ! audioconvert ! alsasink sync=false | |||
Revision as of 14:23, 17 May 2013
http://gstreamer.freedesktop.org/
Amazing audio/video processing, from the commandline!
- GStreamer on the One Laptop Per Child wiki
- GStreamer cheat sheet
- http://www.twm-kd.com/linux/webcam-and-linux-gstreamer-tutorial/
- http://noraisin.net/diary/?p=40
Streaming
Transmitter:
gst-launch-0.10 v4l2src ! 'video/x-raw-yuv,width=640,height=480,framerate=30/1' ! videoflip method=5 ! x264enc pass=qual quantizer=20 tune=zerolatency ! rtph264pay ! udpsink host=192.168.0.150 port=3333
Receiver:
gst-launch-0.10 udpsrc port=3333 ! "application/x-rtp, payload=127" ! rtph264depay ! ffdec_h264 ! xvimagesink sync=false
Take a still image
gst-launch v4l2src ! ffmpegcolorspace ! pngenc ! filesink location=test.png
Raw audio streaming
An example of streaming from a Rasberry PI, credits to Stéfan Piat, taken from his blog (http://rearwndw.wordpress.com/2013/05/17/raw-vorbis/)
SENDER:
gst-launch -v autoaudiosrc ! audioconvert ! audioresample ! vorbisenc ! udpsink host=192.168.2.102 port=5000
RECEIVER:
gst-launch -v udpsrc port=5000 ! vorbisdec ! audioconvert ! alsasink sync=false