[FFmpeg-devel] [PATCH] avcodec/exr/c Add support for applying a transfer characteristic curve to OpenEXR inputs.

Michael Niedermayer michaelni at gmx.at
Thu Sep 10 23:51:45 CEST 2015


On Tue, Sep 01, 2015 at 12:46:21PM +0100, Kevin Wheatley wrote:
> This actually marks up the buffers as having the state given by the applied trc,
> 
> Kevin
> 
> On Tue, Sep 1, 2015 at 12:04 PM, Kevin Wheatley
> <kevin.j.wheatley at gmail.com> wrote:
> > This adds the actual usage and allows for command lines similar to this:
> >
> > ffmpeg -apply_trc bt709 -i linear.exr bt709.png
> > ffmpeg -apply_trc smpte2084 -i linear.exr smpte2084.png
> > ffmpeg -apply_trc iec61966_2_1 -i linear.exr sRGB.png
> >
> >
> > Which assuming the correct primaries in the linear OpenEXR file will
> > generate the appropriate file.
> >
> > Kevin

>  exr.c |    3 +++
>  1 file changed, 3 insertions(+)
> 366da9c44d8bcbe2f00090588fefd868ced6f441  0007-Mark-up-the-decoded-buffer-as-the-appropriate-transf.patch
> From 0e6bd2437146dafef0e6a89c9db378ba534211bd Mon Sep 17 00:00:00 2001
> From: Kevin Wheatley <kevin.j.wheatley at gmail.com>
> Date: Tue, 1 Sep 2015 12:35:55 +0100
> Subject: [PATCH 7/7] Mark up the decoded buffer as the appropriate transfer characteristic when applying one

equivalent patches from github applied (i assume they match these)

thanks

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Complexity theory is the science of finding the exact solution to an
approximation. Benchmarking OTOH is finding an approximation of the exact
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