Yes, it did.

Although glav still died because of missing /dev/dsp.

I remember from a few years ago that glav uses OSS not Alsa. Can you
please help what to do next? 

On Tue, 18 Oct 2022 19:27:45 +0200
Bernhard Praschinger <bernh...@griesbach.at> wrote:

> Hallo,
> 
> my fault. You have a .wav file an need to add that to the video file.
> So you can skip this command: cat audio.wav | mp2enc -v 2 -V -o
> sound.mp2
> 
> And just use that command:
> lavaddwav video_without_sound.avi audio.wav output.avi
> 
> I hope that works.
> 
> Regards, Bernhard
> 
> Janos G Komaromi wrote:
> > Hi Bernie,
> > 
> > I had to recompile (re-emerge in Gentoo) mjpegtools with quicktime
> > and dv included (with -f a the file size was over 2 Gig). Looks
> > like I had the right idea but not the precise way to get there.
> > Followed your instructions, but still not finshed. Note, I had to
> > add -n n parameters to the yuvscaler because it did not recognize
> > the format. Here is the problem:
> > 
> > Quote
> > 
> > janos@andraslinux ~/tmp $ cat audio.wav | mp2enc -v 2 -V -o
> > sound.mp2 ...
> > --DEBUG: [mp2enc] 6533 seconds done
> >     INFO: [mp2enc] Num frames 250036 Avg slots/frame = 731.429;
> > b/smp = 5.08; br = 224.000 kbps INFO: [mp2enc] Encoding to layer 2
> > with psychoacoustic model 2 is finished INFO: [mp2enc] The MPEG
> > encoded output file name is "sound.mp2"
> > 
> > janos@andraslinux ~/tmp $ lavaddwav video_without_sound.avi
> > sound.mp2 output.avi --DEBUG: [lavaddwav] File:
> > video_without_sound.avi --DEBUG: [lavaddwav]    format:
> > q --DEBUG: [lavaddwav]    frames:        195950
> > --DEBUG: [lavaddwav]    width:            480
> > --DEBUG: [lavaddwav]    height:           480
> > --DEBUG: [lavaddwav]    interlacing:        0
> > --DEBUG: [lavaddwav]    frames/sec:    30.000
> > --DEBUG: [lavaddwav]    duration:    6531.667 sec
> > --DEBUG: [lavaddwav]
> > **ERROR: [lavaddwav] Error in WAV header of sound.mp2
> > **ERROR: [lavaddwav] Unable to fill audio file structure
> > 
> > Unquote
> > 
> > The original video excap0001.avi is 753 MiB
> > The video_without_sound.avi is 5.7 GiB (same as with -a a)
> > The  sound.mp2 is 174 MiB
> > 
> > Why is the "Error in WAV header"?
> > My audio.wav file is 1.1 GiB
> > 
> > 
> > On Sun, 16 Oct 2022 10:38:41 +0200
> > Bernhard Praschinger <bernh...@griesbach.at> wrote:
> >   
> >> Hallo,
> >>
> >> Sorry for the delay.
> >> When you want to convert the file so you can edit it with glav, you
> >> need to change the commands a little bit so glav understand the
> >> AVI. You need to create a intermediate AVI file:
> >>
> >> mkfifo stream.yuv
> >> cat stream.yuv │ yuvscaler -O SVCD │ yuv2lav -q 90 -f a -o
> >> video_without_sound.avi &
> >> mplayer -nosound -noframedrop -vo yuv4mpeg ezcap0001.avi
> >>
> >> mplayer -vo null -ao pcm:file=audio.wav ezcap0001.avi
> >> cat audio.wav │ mp2enc -v 2 -V -o sound.mp2
> >>
> >> You need than to add the sound/audio to the video:
> >> lavaddwav video_without_sound.avi sound.mp2 output.avi
> >>
> >> If the avi file reaches the 2GB Filesizelimit you should change to
> >> the Quicktime. You need to replace the yuv2lav option -f a with:
> >> -f q
> >>
> >> output.avi contains video and sound, you can edit it with glav.
> >> After editing you get the edilist file, you can process as you are
> >> used. to.
> >>
> >> Janos G Komaromi wrote:  
> >>> Progress report after reading the FM.
> >>>
> >>> Executed the followig commands:
> >>> mplayer -ao pcm:fast:file=audio.wav -v null ezcap0001.avi
> >>> cat audio.wav | mp2enc -o audio.mp2
> >>> mplex audio.mp2 video_svcd.m2v -o test.mpg
> >>> mplex -V -r 1740 audio.mp2 video_svcd.m2v -o test.mpg
> >>> mplayer test.mpg
> >>> glav test.mpg
> >>>
> >>> Results:
> >>> (1) mplex in either forms complains about too many frames dropped
> >>> and then quits.
> >>> (2) mplayer plays the file, but it is a long video, so I stopped
> >>> B4 completion.
> >>> (3) glav has the same error as in my initial post.
> >>>
> >>> So I'm still asking for help. There is no video editor available
> >>> for Gentoo. I like glav and would like to use it for my video
> >>> files transferred from old video recorder tapes.
> >>>
> >>> Thx - Janos
> >>>
> >>>
> >>> On Mon, 10 Oct 2022 14:51:11 -0400
> >>> Janos G Komaromi <ja...@andraslinux.jgklinux.jankom.net> wrote:  
> 



-- 
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