[FFmpeg-trac] #9990(ffmpeg:closed): FilterGraph + Map creates too many output streams, causes wrong output
FFmpeg
trac at avcodec.org
Tue Oct 25 23:10:21 EEST 2022
#9990: FilterGraph + Map creates too many output streams, causes wrong output
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Reporter: U. Artie Eoff | Owner: (none)
Type: defect | Status: closed
Priority: important | Component: ffmpeg
Version: git-master | Resolution: invalid
Keywords: regression | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Changes (by elenril):
* status: new => closed
* resolution: => invalid
Comment:
Two output streams in this case is not a bug, rather the previous
behaviour was incorrect and against the documentation. From
`-filter_complex` manual section:
Unlabeled outputs are added to the first output file.
Your commandline contains one explicit map and one unlabeled filtergraph
output, which is supposed to result in two output video streams.
Previously, the map would be silently ignored. After
0d821edb40d27848304a7354b1c64c2e30e00e7d it is honored as it should be.
The commit message actually mentions the behavior change.
> All input frames get decoded regardless of vframes setting.
This actually is a bug, but unrelated to the report. I will see about
fixing it.
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Ticket URL: <https://trac.ffmpeg.org/ticket/9990#comment:3>
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