[mythtv-users] OSD display fade causes playback stutter

Jim Stichnoth stichnot at gmail.com
Mon Dec 21 15:34:16 UTC 2009


On Mon, Dec 21, 2009 at 7:25 AM, Michael T. Dean
<mtdean at thirdcontact.com> wrote:
> On 12/21/2009 10:11 AM, Gerald Brandt wrote:
>>
>> I'm running Mythbuntu .22 fixes on an Atom 330 with vdpau.  My output is
>> 1920x1080 onto an LCD HDTV.
>>
>> When watching TV or recordings (less so in recordings), whenever the OSD
>> fades away, it causes stutter on my playback.  Is anyone else seeing this
>> problem?  Is there a way to turn off the fading?
>>
>> It is worse on SD channels than it is on HD.
>
> In your playback profiles, you need to disable the OSD fade.
>  http://www.mythtv.org/wiki/Playback_profiles
>
> (Note that a profile is the entry within the playback profile group (i.e.
> Slim is a group--and a good one to use--and each entry within Slim is a
> profile).  Therefore, you need to edit each profile within your group.)

Regarding the higher level question.  The OSD is currently not
accelerated, so the processor may do a fair bit of work, especially
for a fade.  I believe this is currently being addressed in a branch,
for VDPAU, OpenGL, and others.

Jim


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