hardware:en-decoder

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hardware:en-decoder [2020/11/16 20:07] – derpeterhardware:en-decoder [2021/10/15 10:43] (current) – derpeter
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 = Video Acceleration = Video Acceleration
- 
   * https://en.wikipedia.org/wiki/Category:Video_acceleration   * https://en.wikipedia.org/wiki/Category:Video_acceleration
   * https://en.wikipedia.org/wiki/Category:Video_compression_and_decompression_ASIC   * https://en.wikipedia.org/wiki/Category:Video_compression_and_decompression_ASIC
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 <code>sudo gst-inspect-1.0 vaapi </code> <code>sudo gst-inspect-1.0 vaapi </code>
 gstreamer1.0-vaapi needs to be installed for this to work. Replace vaapi with the API you want to use e.g. omx. gstreamer1.0-vaapi needs to be installed for this to work. Replace vaapi with the API you want to use e.g. omx.
 +There are some envirement variables that can be set to change gstreamers behavior / driver usage
 +
 +<code>
 +LIBVA_DRIVER_NAME=iHD DRI_PRIME=/dev/dri/renderD128 GST_VAAPI_ALL_DRIVERS=1
 +</code>
 +where the first one is in most cases enough.
 +
 +
 The output will look like: The output will look like:
  
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 </code> </code>
  
 +  * https://blogs.igalia.com/vjaquez/2018/03/28/gstreamer-va-api-troubleshooting/ <= trouble shooting guide
   * https://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-vaapi-plugins/html/ch01.html   * https://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-vaapi-plugins/html/ch01.html
   * https://gstreamer.freedesktop.org/documentation/tutorials/playback/hardware-accelerated-video-decoding.html   * https://gstreamer.freedesktop.org/documentation/tutorials/playback/hardware-accelerated-video-decoding.html
  • hardware/en-decoder.1605553645.txt.gz
  • Last modified: 2020/11/16 20:07
  • by derpeter