[FFmpeg-trac] #10284(ffprobe:new): Captured HD DVR (HDHomeRun) streams (in the UK) - wrongly identified as 1080p when it should be 1080i
FFmpeg
trac at avcodec.org
Thu May 25 19:02:26 EEST 2023
#10284: Captured HD DVR (HDHomeRun) streams (in the UK) - wrongly identified as
1080p when it should be 1080i
-------------------------------------+-------------------------------------
Reporter: minxster | Owner: (none)
Type: defect | Status: new
Priority: normal | Component: ffprobe
Version: 6.0 | Resolution:
Keywords: interlaced, | Blocked By:
ffprobe, mpegts |
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Comment (by minxster):
I'm working on a set of scripts that can detect the files correctly and
then decide whether they need transcoding/re-encoding or not. Currently
files passed to things like Plex or Jellyfin are hit or miss on whether
they will play correctly. In the problem/case I posted about, both pieces
of software incorrectly identified the file and playback was badly
affected. And ironically, both are using a form (I know Plex has it's own
custom version) of FFmpeg!
Having a better scanning/checking facility, I think, is needed. Ideally
we'd want to know if things are: (a) interlaced (b) progressive or (c)
mixed. Maybe this needs to be an extra option of a "deep scan"? But
clearly there are problems if files are miss-identified, wither it be
media playback system, or people (like me) wanting to process the files
correctly.
By having FFmpeg/probe better identify file(s), I can at least have
scripts to clear up the problem. Let alone the other dependency
systems/apps being better off.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/10284#comment:2>
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