From: Michael Niedermayer <michael@niedermayer.cc>
To: ffmpeg-devel@ffmpeg.org
Subject: Re: [FFmpeg-devel] [FFmpeg-cvslog] fftools/ffmpeg: move stream-dependent starttime correction to transcode_init()
Date: Tue, 16 Aug 2022 21:03:30 +0200
Message-ID: <20220816190330.GB4098689@pb2> (raw)
In-Reply-To: <20220813120131.9B07F411AF5@natalya.videolan.org>
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On Sat, Aug 13, 2022 at 12:01:30PM +0000, Anton Khirnov wrote:
> ffmpeg | branch: master | Anton Khirnov <anton@khirnov.net> | Tue Aug 9 09:51:25 2022 +0200| [86e9cef77ba8a1481a6b83fd73638f24b645bdb4] | committer: Anton Khirnov
>
> fftools/ffmpeg: move stream-dependent starttime correction to transcode_init()
>
> Currently this code is located in the discontinuity handling block,
> where it does not belong.
>
> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=86e9cef77ba8a1481a6b83fd73638f24b645bdb4
> ---
>
> fftools/ffmpeg.c | 40 ++++++++++++++++++++++------------------
> 1 file changed, 22 insertions(+), 18 deletions(-)
This seems to change the output between "start_at_zero" and "":
./ffmpeg -i ~/tickets/3176/copyts_pictures_dup.ts -copyts -an -vcodec libx264 -profile:v baseline -r 25 -s 144x96 -b:v 200k -preset ultrafast -filter:v yadif -omit_video_pes_length 0 -f mpegts /tmp/before.ts
./ffmpeg -i ~/tickets/3176/copyts_pictures_dup.ts -copyts -start_at_zero -an -vcodec libx264 -profile:v baseline -r 25 -s 144x96 -b:v 200k -preset ultrafast -filter:v yadif -omit_video_pes_length 0 -f mpegts /tmp/before-saz.ts
3409c03a6e6554cc61afcb1f43d452fe384522e1 /tmp/after-saz.ts
3409c03a6e6554cc61afcb1f43d452fe384522e1 /tmp/after.ts
3409c03a6e6554cc61afcb1f43d452fe384522e1 /tmp/before-saz.ts
2950e5d60c2386f0b73f0f73ed1dd1dee6a2a88e /tmp/before.ts
not sure that was intended or not
thx
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Why not whip the teacher when the pupil misbehaves? -- Diogenes of Sinope
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parent reply other threads:[~2022-08-16 19:03 UTC|newest]
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