[mythtv-users] IPTV recorder seems broken -- large jumpy files

Mark Perkins perkins1724 at hotmail.com
Sat Mar 17 22:11:41 UTC 2018

On 03/03/18 23:32, Brian J. Murrell wrote:
> I have been trying to use the IPTV recorder to record from a particular
> HLS stream.
> The files resulting from this recording are on the order of 10GB per
> hour, which is ridiculous.  They also "jump" around while trying to
> play them, even with something as generic as mplayer.
> I have used "ffmpeg -acodec copy -vcodec copy" to record from the exact
> same m3u8 that I am giving to the IPTV recorder and I get something
> more reasonably on the order of 1GB per hour and perfectly playable.
> I wonder if anyone else has experienced anything similar.
> I wonder if anyone has written an "external recorder" around ffmpeg as
> a stream copier that they want to share as an alternative to the IPTV
> recorder.
> Cheers,
> b.
Have you tried using ffmpeg -i or mediainfo or something equivalent to 
compare the file created by mythtv to the file created from ffmpeg? I 
would be curious to know what was in the big file that was making it so big.

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