From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH] avcodec/exrdec: restore applying color transfer characteristics for float16 samples
Date: Sun, 16 Mar 2025 00:35:17 +0100
Message-ID: <20250315233517.GR4991@pb2> (raw)
In-Reply-To: <20250314020809.14220-1-jamrial@gmail.com>
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Hi
On Thu, Mar 13, 2025 at 11:08:09PM -0300, James Almer wrote:
> Regression since 0e917389fe73c932049635d947bba076f1709589.
> This change also reverts commit 431805c096738da7661a0baee2b12fe9724dcc95.
>
> Signed-off-by: James Almer <jamrial@gmail.com>
> ---
> libavcodec/exr.c | 38 ++++++++++++++++++++++++++++++++++++--
> 1 file changed, 36 insertions(+), 2 deletions(-)
We dont do that for any other codec.
For every other case we export all the color and gamma information
but do not modify the sample values to some "normalized" representation
Its also lossy to do it in the decoder like this
thx
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Frequently ignored answer#1 FFmpeg bugs should be sent to our bugtracker. User
questions about the command line tools should be sent to the ffmpeg-user ML.
And questions about how to use libav* should be sent to the libav-user ML.
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next prev parent reply other threads:[~2025-03-15 23:35 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-14 2:08 James Almer
2025-03-15 23:35 ` Michael Niedermayer [this message]
2025-03-15 23:36 ` James Almer
2025-03-15 23:42 ` Michael Niedermayer
2025-03-16 0:09 ` James Almer
2025-03-16 0:20 ` Michael Niedermayer
2025-03-16 0:30 ` [FFmpeg-devel] [PATCH] avcodec/exr: deprecate gamma and apply_trc options James Almer
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