Re: lavplay does not work

Bernhard Praschinger <[email protected]>
Newsgroups gmane.comp.video.mjpeg.user
Message-ID <[email protected]>
Hallo

jankomEarthlink wrote:
> Sorry for the late reaction and thanks. I was traveling.
No Problem.

> Bernhard Praschinger wrote:
>> You can change the check in the configure script:
> This really helped. Not changing the script, but studying and trying
> to understand the entire thing. In fact, I found the problem!
> SOLUTION: I did not have the SDL development rpm installed, so after
>  installing it software encoder was included. As I mentioned before,
> this is now a completely restored FC -3 installation, and I have
> failed to install all development packages. In the past this was not
> a problem, because when I bastardized the system I installed
> components by compiling source codes. Again, I have learned
> something. Thank you for your patience and guidance.
That's good.

>> Did you try downloading the latest (or newer) mjpeg-tools tar.gz
>> package unpacking it to a folder and try t compile it ?
> Not yet, I hope my system will work as it is. It did work in the
> past. All I'm trying to do is to create a "normal", not "bastardized"
> system, and only install additional source codes if they are not part
> of the original set-up, such as video editing.
Ok.

> NEW PROBLEM: Now that I compiled again glav works, it plays the
> test.avi file I captured from my video recorder. However, there is no
> sound. I had this problem before, and at the time the solution was
> not to over-modulate the sound while recording, i.e. to keep capture
> volume low. This time no matter what I do with recording levels glav
> has no sound. I can play the video clip with xine, the sound is fine
> (louder or softer depending on the setting at capture), but glav
> produces no sound. Any suggestions? Could this be something like not
> having some devel rpm installed? When I compiled mjpegtools
> everything was OK (configure, make, make check, make install). Just
> to summarize: streamer does record an avi file with video and audio
> content that can play normally in xine, however glav only shows video
> without sound.
You can use the -U/--use-write Option and see if that helps.

Did you check the mixer settings when you play back the file ?
It could be that environment Variable  LAV_AUDIO_DEV is set wrong.

Can you run lavinfo filename.avi and post at least the audio related 
info, it should look like that:
has_audio=1
audio_bps=4
audio_chans=2
audio_bits=16
audio_rate=44100
---ENDE---

> P.S. One other thing: I did not get email from the mailing list, so I
> copied and pasted the last message from the web site.
I hope that it works this time they way it should.

auf hoffentlich bald,

Berni the Chaos of Woodquarter

Email: [email protected]
www: http://www.lysator.liu.se/~gz/bernhard

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