[MEncoder-users] Bug (1338) while demuxing on 64 bit systems

[Reimar Döffinger]

On Sun, Mar 22, 2009 at 12:50:04PM +0100, HennR wrote:
> When I try to demux an audio stream (6 channels) from DVDs that I ripped
> to my HD, some of the streams from the DVDs have the length of 1h 7m and
> 37 secs or of 1m and 25 secs. I assume that this is a problem with a
> wrong datatype.
> 
> When I only extract 2 channels everything is ok. I have also the correct
> sound length when I open the DVD on the HD like this (with 2 channels):
> smplayer /path/to/dvd/on/my/HD
> 
> I tested 2 DVDs with different options, here are my results:
> 
> Basically I used the following options:
> 
> mplayer -nolirc -nocache -noframedrop -noconfig all -mc 0 -vc dummy -vo
> null -ao pcm:waveheader:file=/tmp/fifo.129 -srate 44100 -af
> volnorm=1,lavcresample=44100 -channels 2 -aid 129 -dvd-device
> "/path/to/my/DVD/on/my/HD/" dvd://1

WAV files larger than 2 GB are invalid, so this can not really work.
Using better hacks to write or read such such invalid files might make
sense but they still are invalid and you can't expect it to work in
general.