[mythtv-users] ivtv decoder and pal works, but... (and encoder issues)

John Harvey john.p.harvey at btinternet.com
Sat Oct 11 19:43:21 EDT 2003


I'm trying to get it all going and pulling together all the patches needed.
If you can send me the patches you have made to ivtv & mythtv i can start to
have
a look. I was in the process of trying to patch the ivtv-fb code last night
so this may save me some time and we may get the pal stuff working a bit
quicker.

I had mythtv working the other day just using the ivtv decoder but it did
seem to crash reasonably often but i was really trying to pull together all
the
bits first before investigating the crashes.

Thanks


John

> -----Original Message-----
> From: mythtv-users-bounces at mythtv.org
> [mailto:mythtv-users-bounces at mythtv.org]On Behalf Of Leonard Penzer
> Sent: 11 October 2003 11:26
> To: Discussion about mythtv
> Subject: [mythtv-users] ivtv decoder and pal works,but... (and encoder
> issues)
>
>
> Hi,
>
> I am using the ivtv-driver and a PVR-350.
>
> I grabbed the  myth-sources from CVS and just modified the
> ivtv-decoder-part from myth to support also PAL (with help from a
> ivtv-guy) and patched (as mentionied on the ivtv-mailinglist) the
> framebufferdriver to support also PAL. So I have PAL-Output with OSD.
>
> But I have some problems with playback:
>
> - The OSD is not completely visible. This is a overscan-issue, I think.
> Is it possible to move the OSD-Part more in the middle (downscale).
>
> - In Part, the OSD is visible twise. If I press pause, at the top and on
> the bottom (in the right corners). Is there a way to handle this?
>
> ********
>
> But I think I have also a problem related to the encoder:
>
> If I start the backend everything is fine. But after the first recording
> has started, mythbackend consumes all my CPU-Resources. Perhaps it is
> related to the following errormessage:  "IVTV_IOC_FRAMESYNC: Bad file
> descriptor". It appears on the console (where mythbackend is running)
> every second (more or less).
>
> I had no problems using dd for playback and the recordtools from the
> ivtv-guys.
>
> Has anyone managed to use myth in a PAL-country with the PVR-350 (in
> part) without these problems?
>
> --Leonard
>
>



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