Re: Shrill audio recording on Pixelview PlayTV MPEG-2 4900

[Cyrus Adkisson <lists@xxxxxxxxxxxxxxxxxx>]

Cyrus Adkisson wrote:

> The card (mostly) works with modprobe.conf options:
>
> options bttv card=34 tuner=43
> options tuner addr=0x61
>
> That is, it gives video and the audio sounds fine both directly out of 
> the device and through the onboard (alsa-powered) audio card. However, 
> I'm still getting high-pitched, staticy, shrill audio when trying to 
> record an MPEG-4 file with ffmpeg. I'm using this same ffmpeg version 
> on various other computers and bttv card models without trouble. If 
> someone has any suggestions or comments, I would greatly appreciate them.
>
> Cyrus
>
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Additional information:

The shrill audio seems to be uniform no matter what video format it is 
encoded in. I have recorded a couple of 3-5 second segments of video you 
can get here:

http://hq.dynalias.com/outfile0.avi
http://hq.dynalias.com/outfile0.mpg

Thought they might be useful in helping to diagnose what is going on.

Cyrus

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