[MPlayer-dev-eng] [PATCH] CQMs in x264

[Robert Swain]

On 7/12/05, Guillaume POIRIER <poirierg at gmail.com> wrote:
> Hi,
> 
> On 7/12/05, Robert Swain <robert.swain at gmail.com> wrote:
> >
> > I was going to suggest we does as has been done in x264 and include an
> > example file taken from JM.
> 
> Why not. I was thinking of doing something such as:
> http://mplayerhq.hu/DOCS/HTML/en/custommatrices.html and maybe give a
> link to doom9 forum where, to the best of my knowledge, all the CQM
> experiments are taking place.

I think we could do something like that, yes. Although the only
matrices available at the moment, to the best of my knowledge, are
those contained within the JM source and SharkTooth's.

> > The problem is Windows paths are given as "C:\path\to\mymatrix.cfg".
> > As this path contains ':' it causes problems because it thinks
> > "\path\to\mymatrix.cfg" is the next x264 option.
> 
> Ok. I think there are two solutions available. One is using double or
> single quotes when the path is in windows format. Untested, but that
> might work.
> 
> The other solution is to make use of the recent code Reimar committed
> to the subopt parser.
> 
> Here is what the doc says:
> 
> NOTE: The suboption parser (used for example for -ao pcm suboptions)
> supports a special kind of string-escaping in- tended for use with
> external GUIs.
> It has the following format:
> %n%string_of_length_n
> EXAMPLE:
> mplayer -ao pcm:file=%10%C:test.wav test.avi

That looks good. I'll look into it later.

Regards,
Robert Swain