[linux-audio-user] Analyzing ogg files

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I don't know if what happens is that the header of a sound file has been 
treated as sound and it  is generating the noise.
You can cut it out with rezound, for example...

GZS


Mark Knecht wrote:
> On Mon, 2003-12-01 at 20:08, Ross Vandegrift wrote:
> 
> 
>>Check out ogginfo(1) - it should've come with vorbis-tools and tells you
>>all that good stuff:
> 
> 
> Thanks. That's definitely more interesting. I still don't see what
> should cause one to create a huge popping noise when it starts and the
> other doesn't.
> 
> My suspicion is that the first one, which pops, is generated from 240bit
> audio, whereas I'm thinking that the second is generated from 16-bit
> audio, but I don't know that for sure, and ogginfo doesn't seem to tell
> me.
> 
> 
> bash-2.05b$ ogginfo gmc2.ogg 
> Processing file "gmc2.ogg"...
> 
> New logical stream (#1, serial: 3691a8a7): type vorbis
> Vorbis headers parsed for stream 1, information follows...
> Version: 0
> Vendor: Xiphophorus libVorbis I 20011231 (1.0 rc3)
> Channels: 2
> Rate: 44100
> 
> Nominal bitrate: 128.031000 kb/s
> Upper bitrate not set
> Lower bitrate not set
> Vorbis stream 1:
>         Total data length: 4372644 bytes
>         Playback length: 5m:05s
>         Average bitrate: 114.389712 kbps
> Logical stream 1 ended
> bash-2.05b$ 
> bash-2.05b$ 
> bash-2.05b$ ogginfo examplesustain.ogg  
> Processing file "examplesustain.ogg"...
> 
> New logical stream (#1, serial: 6378c0ce): type vorbis
> Vorbis headers parsed for stream 1, information follows...
> Version: 0
> Vendor: Xiph.Org libVorbis I 20020717 (1.0)
> Channels: 2
> Rate: 44100
> 
> Nominal bitrate: 224.000000 kb/s
> Upper bitrate: 256.000000 kb/s
> Lower bitrate not set
> Vorbis stream 1:
>         Total data length: 3122631 bytes
>         Playback length: 2m:08s
>         Average bitrate: 193.935677 kbps
> Logical stream 1 ended
> bash-2.05b$ 
> 
> 
> 


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