[mythtv-users] Movie downloaded from MythWeb with bad runtime: how to fix?
lists at glidos.net
Thu Jan 7 19:29:19 UTC 2010
Robert McNamara wrote:
> On Thu, Jan 7, 2010 at 11:06 AM, Paul Gardiner <lists at glidos.net> wrote:
>> Paul Gardiner wrote:
>>> Robert McNamara wrote:
>>>> If you want to be able to play it *everywhere*, you will likely need
>>>> to remux the recording into a new container.
>>>> ffmpeg -i infile.mpg -acodec copy -vcodec copy outfile.mpg
>>> That's the sort of thing I was looking for. And I thought it had
>>> worked when I tried it. Well it had to some degree. That
>>> produced a file that Nero Showtime will play and show the correct
>>> runtime, but Windows Media Player plays the audio only, and
>>> NeroVision Express shows it as blank (although with the
>>> correct runtime). It's NeroVision that is really my target here.
>> Is there a similar command that means recompress to the same
>> format... hmmm I guess not since that would be very rarely
>> any use. :-(
> Not quite sure what you mean-- if you want to transcode, you'd need to
> actually come up with all the parameters. The above just remuxes the
> streams with no transcode.
> It's probably worth noting that for most people/situations, their
> .mpg's are actually Transport Streams. passing ffmepg an outfile of
> .mpg actually creates a Program Stream, so you might try:
> ffmpeg -i infile.mpg -acodec copy -vcodec copy outfile.ts
> to trigger a mux to a TS. It might change matters, it might not.
> Give it a shot.
Thanks, will do. I think with the remux ffmpeg may have been
confused by the interlacing. It complained:
Seems stream 5 codec frame rate differs from container frame rate: 50.00
(50/1) -> 25.00 (25/1)
Maybe that doesn't matter.
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