[FFmpeg-devel] [PATCH] vp9dec: support exporting QP tables through the AVVideoEncParams API

[James Almer]

On 5/11/2020 6:32 AM, Anton Khirnov wrote:
> ---
> Now the nb_block_structure reset is moved to decode_frame_header(),
> which fixes block-structure export with frame threading. No idea how I
> didn't notice this before

Thread sanitizer complains about a race with this change.

http://fate.ffmpeg.org/report.cgi?time=20210218211624&slot=x86_64-archlinux-gcc-tsan

Look for vp9-encparams.

For that matter, tsan fate results are a mess. Lots of noise that makes 
noticing new regressions hard.