[mythtv] [PATCH] generic libavformat seek support (7)

[J. Donavan Stanley]

Mark Spieth wrote:

>heres my updated patch for the new ffmpeg.
>found an extra bug in the url_fsize function. basically it couldnt work
>before. had to change the interface to url_seek so that it returns an
>int64_t as current pos. before it returned an int and 0 always which is a
>bit useless =) as a result a couple more files needed tweeks in libavformat.
>I took stuff out of ringbuffer seek for seekend and put it in
>avformatdecoder instead.
>may work better for mpegs now. tried it with all I had.
>john, give it a try with your replay tv stuff now. may be better.
>should be ok for cvs. commented out instrumentation in utils.c is still
>there if that is a problem isaac.
>Ill be able to fix any bugs tomorrow that people find.
>  
>

Worked well for all the files I tried it on.