[FFmpeg-devel] [PATCH v3] ffmpeg CLI multithreading
Anton Khirnov
anton at khirnov.net
Thu Dec 7 12:52:47 EET 2023
Quoting Michael Niedermayer (2023-12-06 21:21:55)
> On Wed, Dec 06, 2023 at 11:27:06AM +0100, Anton Khirnov wrote:
> > Hi,
> > this should hopefully be the last version of this set. If nobody has new
> > comments, I will push it in a few days.
>
> I have a case that becomes really non deterministic
>
> for i in `seq 10` ; do ./ffmpeg -v 0 -bitexact -i mszh-zlib/monika_zlib.avi -bitexact -t 1 -f crc - ; done
> CRC=0x52e2e323
> CRC=0x747761ba
> CRC=0x747761ba
> CRC=0x52e2e323
> CRC=0x9d872a4b
> CRC=0x5f5cacfd
> CRC=0xda55c458
> CRC=0x2eccf1c8
> CRC=0x747761ba
> CRC=0x1a4775bd
>
> sample from here probably: https://samples.ffmpeg.org/V-codecs/mszh-zlib/
>
> before:
>
> for i in `seq 10` ; do ./ffmpeg -v 0 -bitexact -i mszh-zlib/monika_zlib.avi -bitexact -t 1 -f crc - ; done
> CRC=0x192dc994
> CRC=0x192dc994
> CRC=0x192dc994
> CRC=0x192dc994
> CRC=0x192dc994
> CRC=0x192dc994
> CRC=0x192dc994
> CRC=0x192dc994
> CRC=0x192dc994
> CRC=0x192dc994
Should now be fixed in my git tree.
--
Anton Khirnov
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