#10629: ffmpeg concat destroys metadata tracks when combining TS (Transport
Stream)
files
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Reporter: superbonaci | Owner: (none)
Type: defect | Status: closed
Priority: minor | Component:
| undetermined
Version: 6.0 | Resolution: invalid
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Changes (by mkver):
* status: new => closed
* resolution: => invalid
Comment:
Replying to [comment:4 superbonaci]:
> The file muxed by ffmpeg using the concat demuxer should match in hash
(sha1) the one downloaded by "Video Download Helper" or
"TwitchDownloaderCLI", because I think there's only one way to properly
mux these parts into a single file so it's not noticeable any difference
(correct me if I am wrong please).
That is absolutely wrong: If you simply want to combine all these
transport streams, use cat; instead of simply combining these files,
FFmpeg demuxes the input files and remuxes them. (You could use the concat
protocol together with the data demuxer ("-f data" as input option) and
the data muxer to do what concat does.)
--
Ticket URL: <https://trac.ffmpeg.org/ticket/10629#comment:5>
FFmpeg <https://ffmpeg.org>
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