[FFmpeg-devel] [PATCH] Add alphaextract, alphamerge filters

[Stefano Sabatini]

On date Tuesday 2012-07-17 17:27:56 +0200, Michael Niedermayer encoded:
> On Tue, Jul 17, 2012 at 02:02:27PM +0200, Nicolas George wrote:
> > > From b2ebe95c7890c8ba65606d92236f22d8044dc00b Mon Sep 17 00:00:00 2001
> > > From: Steven Robertson <steven at strobe.cc>
> > > Date: Tue, 10 Jul 2012 22:14:57 -0700
> > > Subject: [PATCH] Add alphaextract, alphamerge filters.
> > > 
> > > These filters are designed for storing and transmitting video sequences
> > > with alpha using higher-efficiency codecs such as x264 which don't
> > > natively support an alpha channel. 'alphaextract' takes an input stream
> > > with an alpha channel and returns a video containing just the alpha
> > > component as a grayscale value; 'alphamerge' takes an RGB or YUV stream
> > > and adds an alpha channel recovered from a second grayscale stream.
> > 
> > It looks ok. I am no specialist of the FATE part, though.
> > 
> 
> > Is there anyone else that want to comment?
> 
> not me, iam fine with the code if you are fine with it

I should have a look at it possibly tomorrow, please wait (I'll
directly push it if it will look OK).
-- 
FFmpeg = Foolish & Fiendish MultiPurpose Elaborated Geek