[Speex-dev] Problems with Line in encoding

[Jean-Marc Valin]

Using /dev/audio directly is usually a really bad idea. What you're
going to get is usually unpredictable and on many systems, the format
default to u-law, which is not supported by speexenc.

	Jean-Marc

Le jeudi 19 mai 2005 à 19:55 +0530, santosh hegde a écrit :
> hi,
>        The problem associated with Line in Encoding (as discussed in the 
> mail dated Mon May 2 05:09:11 PDT 2005 -SUB:Line in Encoding) is still 
> persisting.
>     I tried encoding raw input (speech) at sampling rate of 16kHz (The 
> encoding was done on the Cirrus ARM EDB9302 in linux platform)My command 
> line  was
>    ./speexenc  --rate 16000  /dev/audio  /filename.spx
>    The encoding was fine for the first time .But when I tried to encode 
> again with the same parameters, the decoded speech was too fast and noisy.My 
> initial guess was that the device driver files got corrupted?However, the 
> inbuilt functions to record and play wav files were working properly. Next i 
> rebooted the board and repeated the procedure but the results were same.
> Why is it that the encoding is not  happening only the first time?
> Thanks with advance.
> Regards,
> Santosh
> 
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-- 
Jean-Marc Valin <Jean-Marc.Valin at USherbrooke.ca>
Université de Sherbrooke