[FFmpeg-devel] [PATCH v7] avcodec/jpeg2000: Fix FF_DWT97_INT to pass the conformance testing defined in ISO/IEC 15444-4

[WATANABE Osamu]

Thanks.

I found the cause of these UBSAN errors.
I will send a patch to fix those soon.

> On Nov 10, 2024, at 0:54, James Almer <jamrial at gmail.com> wrote:
> 
> On 11/8/2024 2:23 AM, Pierre-Anthony Lemieux wrote:
>> Ok will merge the patch below.
> 
> src/libavcodec/jpeg2000dec.c:1972:117: runtime error: left shift of 1 by 31 places cannot be represented in type 'int'
> 
> https://fate.ffmpeg.org/report.cgi?time=20241109021127&slot=x86_64-archlinux-gcc-ubsan
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