[mythtv-users] transcoding widescreen recordings

Fred Squires fsquires at gmail.com
Wed Jul 9 18:58:09 UTC 2008


On Wed, Jul 9, 2008 at 12:20 PM, Shawn Flynn <sflynn1 at rogers.com> wrote:
> From: David Smiley on July 8, 2008 11:29 PM
>> Unfortunately, the "Playback Groups" doesn't let one set the "adjust
>> fill" (i.e. a playback aspect ratio) setting.  I'd really love it if
>> it did; it must be an oversite by the developers.  Alternatively,
>> I've rigged my setup to use a different recording profile.
>> ~ David
>
> Or better still, have mythtv automatically detect the letterbox/pillarbox
> status of the recording and adjust the 'fill' value appropriately. I wish I
> were a better programmer, as this is an itch I'd really like to scratch.
>
> Like you, in the meantime, I've created a workaround that suits me well
> enough for now. I run a userjob on the letterboxed 4:3 shows which crops the
> top and bottom 60 lines off the recording and resets the aspect ratio to
> 16:9 leaving all the other video codec parameters the same as the original
> file. What I end up with is a 720x360 16:9 mpg2 recording that looks almost
> identical to the original (sans black bars). I then insert the transcoded
> file in place of the original, run a commflag --rebuild, and mythtranscode
> --mpeg2 for good measure, and set the 'widescreen' flag in the database in
> place of the 'hdtv' flag (just to satisfy my OCD). The script can be found
> at http://shawnflynn.com/2008/07/06/removing-letterboxing-in-mythtv/ if
> anybody is interested in using/improving it.
>
> Shawn Flynn

This looks great to me shawn.  The adjust fill patch in SVN would work
well except when I'm watching shows on my laptop.  My laptop's a
macbook and adjust fill doesn't seem to work on the mac, at least it
doesn't on mine.

-- 
It was supposed to be so Easy.


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