[mythtv-users] deinterlacing and non-smooth playback at 1080i

[Mario Minati]

Seth Daniel schrieb:
> Hello,
>
> I saw the recent "Bob deinterlacing drops frames" thread and became
> interested.  I don't know if the problem(s) I am seeing are exactly the
> same but I'm hoping maybe someone can help me resolve my issues with Bob
> deinterlacing and non-smooth playback when my TV is at 1080i.
>
> I have an nvidia 6200TC connected to my RPTV over DVI. 
>
> I have 0/SyncToVBlank set to 1 and 0/XVideoTextureSyncToVBlank set to 1
> in my nvidia-settings-rc file.  OpenGL sync and real-time priority
> threads are turned on in the frontend.  
>
> xvidtune shows the following as my modeline:
> "1920x1080"    74.18   1920 2008 2056 2200   1080 1084 1089 1124 +hsync +vsync interlace
>
> Can anyone determine what is going on?  Playback with Bob (or any
> mythtv deinterlacer) is sporadically choppy.  It looks like every now
> and then a frame or two gets dropped.  It isn't always choppy with quick
> panning, sometimes it will be choppy without any panning or camera
> movement at all.
>
>   
I thought when your TV is expecting interlace data you don't make a 
deinterlacing in MythTV as your TV is taking care of that.

Greets
Mario Minati