Re: [FFmpeg-devel] [FFmpeg-cvslog] avcodec/exr: do not output 32bit floats when a file stores 16bit floats

Re: [FFmpeg-devel] [FFmpeg-cvslog] avcodec/exr: do not output 32bit floats when a file stores 16bit floats

[Martin Storsjö]

On Wed, 5 Mar 2025, Michael Niedermayer wrote:

> ffmpeg | branch: master | Michael Niedermayer <michael@niedermayer.cc> | Thu Jan  9 23:08:23 2025 +0100| [0e917389fe73c932049635d947bba076f1709589] | committer: Michael Niedermayer
>
> avcodec/exr: do not output 32bit floats when a file stores 16bit floats
>
> exr should not do a internal pixel format convert
>
> Sponsored-by: Sovereign Tech Fund
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
>
>> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0e917389fe73c932049635d947bba076f1709589
> ---

This change causes failures in the tests 
fate-exr-rgb-tile-half-piz-dw-large and fate-exr-rgb-tile-half-zip on 
aarch64 (with both GCC and Clang) - please have a look.

// Martin

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Re: [FFmpeg-devel] [FFmpeg-cvslog] avcodec/exr: do not output 32bit floats when a file stores 16bit floats

[Michael Niedermayer]

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Hi Martin

On Wed, Mar 05, 2025 at 09:22:11AM +0200, Martin Storsjö wrote:
> On Wed, 5 Mar 2025, Michael Niedermayer wrote:
> 
> > ffmpeg | branch: master | Michael Niedermayer <michael@niedermayer.cc> | Thu Jan  9 23:08:23 2025 +0100| [0e917389fe73c932049635d947bba076f1709589] | committer: Michael Niedermayer
> > 
> > avcodec/exr: do not output 32bit floats when a file stores 16bit floats
> > 
> > exr should not do a internal pixel format convert
> > 
> > Sponsored-by: Sovereign Tech Fund
> > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> > 
> > > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0e917389fe73c932049635d947bba076f1709589
> > ---
> 
> This change causes failures in the tests fate-exr-rgb-tile-half-piz-dw-large
> and fate-exr-rgb-tile-half-zip on aarch64 (with both GCC and Clang) - please
> have a look.

sorry for not noticing this sooner

jamrial posted a fix here:
http://pastie.org/p/3dkYLjUMDmz2Y12XgSnvjb
(this needs a fate update too)

thx

[...]
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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