[FFmpeg-trac] #2591(avcodec:open): Feature Request: Add ability to use Quick Sync to transcode video files

FFmpeg trac at avcodec.org
Mon Jun 23 11:22:07 CEST 2014


#2591: Feature Request:  Add ability to use Quick Sync to transcode video files
-------------------------------------+-----------------------------------
             Reporter:  zjacobs      |                    Owner:
                 Type:  enhancement  |                   Status:  open
             Priority:  wish         |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  h264 vaapi   |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by dreamcat4):

 A fork of ffmpeg has implemented quick sync support.

 https://github.com/drocon11/ffmpeg-qsv

 HOWEVER, like all similar before it - depends on the Intel Media SDK as a
 build requirement. Which Intel only provides Windows and Linux. (no OS X,
 no FreeBSD).

 So it is probably needing some pre-compiled assembly, DLL or ELF / .so lib
 files to link from the Media SDK.

 Maybe if the only dependancy was on C files & headers. Then something
 truly portable could be built for all platforms. So perhaps the best hope
 is to ask nicely, beg and borrow from the VLC team*.

 https://github.com/videolan/vlc/blob/master/modules/codec/qsv.c

  * Author: Julien 'Lta' BALLET <contact at lta.io>

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Ticket URL: <https://trac.ffmpeg.org/ticket/2591#comment:8>
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