[mythtv] Patch to autodetect 4:3 Zoom aspect ratio

Mark Buechler mark.buechler at gmail.com
Tue Mar 4 18:27:12 UTC 2008


On Mon, Mar 3, 2008 at 1:36 PM, aaron <memoryguy at gmail.com> wrote:

> On 2/29/08, Mårten Bohlin <mabo at mochc.net> wrote:
> > Time for a new version of the patch.
> >
> > The major change I have done is that I check if the top and bottom
> > bars has a solid color instead of just a treshold. This was intended
> > to solve Aarons problem with Stargate Atlantis. But it turned out that
> > it worked could switch to the right mode much quicker in many of my
> > test cases. Because now it could se the diferens between black and
> > black.
> >
> This version works quite well. Thanks for this feature :)   I had
> actually been thinking about it mere days before you originally posted
> it.
> It still has some interesting behaviours on some shows, but I
> definitely find it good enough.
> And it is able to correctly zoom on the Stargate Atlantis recording
> that it had problems with before.
> If I ever get some free time I'd still like to try to see if I can
> hook it into the letterbox detection from the commflagger, but it's
> definitely going to be a while before I can get to it...
> --
> aaron
> "Oh oh oh. I'm incoherent with excitement. Please tell me what fascinating
> bit of badger-sputumly inconsequential trivia you will assail me with
> next."
>        -- Arthur Dent
> _______________________________________________
> mythtv-dev mailing list
> mythtv-dev at mythtv.org
> http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-dev

I've been testing this for the past few days and have to say, for me, it
works extremely well. I haven't found an occasion where black borders were
not correctly identified. I did have to set the limit from 70 to 60,

- Mark.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://mythtv.org/pipermail/mythtv-dev/attachments/20080304/a2a47383/attachment.htm 

More information about the mythtv-dev mailing list