From: Anton Khirnov <anton@khirnov.net>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH v3] ffmpeg CLI multithreading
Date: Thu, 07 Dec 2023 11:52:47 +0100
Message-ID: <170194636795.8914.10856420212676770043@lain.khirnov.net> (raw)
In-Reply-To: <20231206202155.GB3543730@pb2>
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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next prev parent reply other threads:[~2023-12-07 10:53 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-06 10:27 Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 01/10] fftools/ffmpeg_filter: make sub2video heartbeat more robust Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 02/10] fftools/ffmpeg_filter: move filtering to a separate thread Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 03/10] fftools/ffmpeg_filter: buffer sub2video heartbeat frames like other frames Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 04/10] fftools/ffmpeg_filter: reindent Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 05/10] fftools/ffmpeg_mux: add muxing thread private data Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 06/10] fftools/ffmpeg_mux: move bitstream filtering to the muxer thread Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 07/10] fftools/ffmpeg_demux: switch from AVThreadMessageQueue to ThreadQueue Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 08/10] fftools/ffmpeg_enc: move encoding to a separate thread Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 09/10] fftools/ffmpeg: add thread-aware transcode scheduling infrastructure Anton Khirnov
2023-12-06 10:27 ` [FFmpeg-devel] [PATCH 10/10] fftools/ffmpeg: convert to a threaded architecture Anton Khirnov
2023-12-06 11:22 ` Paul B Mahol
2023-12-06 11:31 ` Anton Khirnov
2023-12-06 10:51 ` [FFmpeg-devel] [PATCH] web: add a news entry for ffmpeg CLI threading Anton Khirnov
2023-12-06 10:55 ` [FFmpeg-devel] [PATCH v3] ffmpeg CLI multithreading Nicolas George
2023-12-06 12:06 ` Zhao Zhili
2023-12-06 12:10 ` Nicolas George
2023-12-06 12:30 ` Anton Khirnov
2023-12-06 12:58 ` Nicolas George
2023-12-06 17:31 ` Anton Khirnov
2023-12-06 20:14 ` Nicolas George
2023-12-06 20:53 ` Vittorio Giovara
2023-12-06 19:29 ` Marton Balint
2023-12-06 19:36 ` Anton Khirnov
2023-12-06 20:16 ` Nicolas George
[not found] ` <6F5C6E5F-1538-47F0-9C71-CA10A1D38C3F@cosmin.at>
2023-12-06 20:29 ` Cosmin Stejerean via ffmpeg-devel
2023-12-06 21:00 ` Anton Khirnov
2023-12-06 20:29 ` Anton Khirnov
2023-12-06 20:03 ` Vittorio Giovara
2023-12-06 20:21 ` Michael Niedermayer
2023-12-07 10:52 ` Anton Khirnov [this message]
2023-12-07 18:10 ` Michael Niedermayer
2023-12-07 18:27 ` Michael Niedermayer
2023-12-11 9:06 ` Anton Khirnov
2024-01-15 23:51 ` Marth64
2024-01-24 12:51 ` Anton Khirnov
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