[mythtv-users] converting home movies via mythtv?

Simon Hobson linux at thehobsons.co.uk
Thu Dec 21 18:54:08 UTC 2017

Stephen Worthington <stephen_agent at jsw.gen.nz> wrote:

> The method suggested by Simon of concatenating the files and then running them through ffmpeg is overly complicated.  There is no need for ffmpeg, and they way he is using it may cause problems with the resulting file as it may not copy all the streams properly.

That's the problem I had - though subtitles aren't really important to me. The issue was that the subtitle stream doesn't start until part way through the file, after ffmpeg has determined what streams there are.

> Instead, just use cat on its own and send the result to a .mpg file.  That will create a valid MPEG2 format file with all the streams intact.

Thanks for that - I'll try it next time I have a DVD to rip.

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