[mythtv] Adding support for external ffmpeg-mt library

[Janne Grunau]

Hej,

On Sat, Jul 04, 2009 at 09:59:52AM +1200, Matthew Grant wrote:
> 
> I am planning to get this happening for 0.22/svn-trunk.
> 
> I want to add support for ffmep-mt as an alternate decoder alongside
> ffmpeg.  This is so that people can get HD TV viewing functional on
> multi-core machines with ATI cards etc.
> 
> The idea is to make this a compile time only feature, that can be used
> individuals to get HD functional.

It won't work. At least not with ffmpeg-mt's libavcodec as external
replacement for for mythtv's internal one. Both are binary incompatible.

> I will first do proof of concept against MythTV 0.21-fixes so that any
> problems with the ffmpeg-mt libraries are obvious and easier to
> resolve.

this is much harder since -fixes has a much older libavcodec snapshot.

> Second stage is to get this working in svn-trunk.  This is will be the
> supported code  for the use of ffmpeg-mt.

I'm preparing right now the next ffmpeg sync. current patch is
http://www.grunau.be/mythtv_20788_ffmpeg_sync_19327.patch.bz2