[mythtv-users] Playback problem with VDPAU

Michael T. Dean mtdean at thirdcontact.com
Sun Sep 18 21:18:06 UTC 2011

On 09/18/2011 09:58 AM, Christopher Kerr wrote:
> On Sun, Sep 18, 2011 at 10:40 PM, Michael T. Dean wrote:
>> (Note, though, that resolution isn't really a good indicator of resource
>> requirements for those who have mixed video CODECs or very-different
>> bitrates of same-CODEC videos.  So, you may just want to find the
>> profile settings that work on all videos and use it on all videos.)
> Are you sure about that? Since deinterlacing is performed after the
> video is decoded, shouldn't resource requirements (for deinterlacing
> alone) be proportional to resolution regardless of the original codec?
> Obviously that's an approximation, but if decoding is being offloaded
> to VDPAU, it seems like it ought to be a good one?

Here, I was talking about decoding and deinterlacing in general. 
Because he's using VDPAU, all the deinterlacers are "hardware" 
deinterlacers, so the same thing doing the decoding is going to be doing 
the deinterlacing.


More information about the mythtv-users mailing list