[FFmpeg-devel] [PATCH] lswr/rematrix: avoid clipping for floats too.

Michael Niedermayer michaelni at gmx.at
Thu Aug 8 19:17:36 CEST 2013


On Wed, Aug 07, 2013 at 07:21:52PM +0200, Nicolas George wrote:
> A later conversion to a limited range is rather likely, either
> inside ffmpeg or at a later step of the processing, and having
> the rematrix coefficients depend on the format is fragile.
> The old behaviour can be emulated by setting the rematrix_maxval
> option to a large value.
> 
> Signed-off-by: Nicolas George <nicolas.george at normalesup.org>
> ---
>  libswresample/rematrix.c |    5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> 

> Whether this is a good or a bad thing is open to discussion.

yes, its mostly a question what users prefer

if its applied though it should be documented what the default is and
how to change it



[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Breaking DRM is a little like attempting to break through a door even
though the window is wide open and the only thing in the house is a bunch
of things you dont want and which you would get tomorrow for free anyway
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