Hardware encoding on intel
Paul Barber
paul.barber at oncology.ox.ac.uk
Fri Jan 30 09:09:24 PST 2015
That's great.
I have i5 Haswell and Ubuntu 12.04 on the target machine.
I have read around a bit and tried to get any of the vaapi plugins working but have failed.
Are there anywhere complete instructions on how to install the correct libraries and drivers?
Cheers,
Paul.
From: "Spruyt, Randy"<Randy.Spruyt at christiedigital.com>
To: Discussion of the development of and with GStreamer
<gstreamer-devel at lists.freedesktop.org>
Subject: RE: Hardware encoding on intel
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<BC3A5CD34524E4468CEC38A99142631601774440B2 at cktexmb01.cds.int>
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Yes, i3,i5,i7 ivybridge and haswell, through the vaapi. There was a recent bug fix by intel ( earlier this week) that fixed a bug with the hardware scaler -> intel encoder caps negotiation, i.e.
vaapipostproc ! vaapiencode_h264
that no longer requires the use of a vaapisink. Note to use h264 encoding will need to use gstreamer-vaapi version 0.5.9+ which contains the vaapiencode_h264 element.
Currently I am seeing an issue with Ubuntu 14.04 locking up completely (all machines I've tried) after a period of time, in particular when pushing QuickSync hard (i.e. 7+ video decode), if you see the same issue, please let me know.
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