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

[Mark Buechler]

Hi

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
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>

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,
however.

- Mark.
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