[mythtv-users] What resolution am I recording at?
daniel at agar.ca
Tue Nov 20 14:42:23 UTC 2007
> I've got a question about the resolutions I'm making my recordings at.
> I set my mythtv frontend to record at 720x480 resolution. I've got a
> mythdora 4 combined FE/BE, but the setting that I am talking about is on
> frontend under setup>tv settings>recording profiles>mpeg2 encoder cards.
> I set my GNOME/X to run at 640x480.
> V4l2-ctl tells me that my encoder card is set for 480x480 output.
> I have a 4:3 television and was under the assumption that all my videos
> coming out are 720x480. I realize now that's not a valid 4:3 resolution,
> but it really doesn't matter at this point because I'm not sure that
> affected much of anything. I checked the mpg files produced by my
> pvr-500 and a single screenshot of them has a resolution of 640x480.
> So am I right in assuming that the resolution I'm recording at is 640x480?
> Why does v4l ctl tell me that my card is outputting 480x480? Is my
> upconverting to make it 640x480?
> This is all relevant because as I'm exploring nuvexport, it's pulling from
> the database that my movies are 480x480, and that it needs to crop them to
> 460x460, so what I am left with is a clip where the right side of the
> is missing. To remedy, I just hardcoded into the mencoder.pm that the
> setting should be 620x460, but I really think my editing of the scripts is
> just a hack and not the correct way of going about it.
Did you change the resolution for all recording profiles? The default
profile is what is usually used for recordings.
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