[mythtv-users] Cleaning up DVB-T recordings

[Roy Lofthouse]

2010/1/19 David Watkins <watkinshome at gmail.com>:
> 2010/1/19 Mike Perkins <mikep at randomtraveller.org.uk>:
>> I've been looking at some of my recordings, intending to trim the garbage
>> from the ends and then possibly achive them away. Standard stuff.
>>
>> Unfortunately, because they are OTA reception, there are occasional errors
>> during transmission. On most of these they are no more than the odd blemish.
>>
>> However, I can't run these through mythtranscode because it barfs on the
>> errors. Is there anything available I can run these through that will 'clean
>> up' these files so that I can then process them? Something that will
>> discover the errors and substitute them with a suitable 'fake' block which
>> will permit me to process further? It doesn't have to look any prettier than
>> what was there before, just legal for the file format.
>>
>> I would be interested in Linux solutions only.
>
> I use this magic incantation before transcoding dvb files.  I believe
> that it performs a lossless transcode and it certainly helps with some
> of my files.
>
> ffmpeg -i $1.mpg -acodec copy -vcodec copy $tempfile.mpg
>
> Maybe it will help you.
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That just worked for my last remaining mpg I needed to cut the ends
off... cheers :)