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I am not able to convert a certain format of WAV to MP3   Message List  
Reply | Forward Message #11 of 15 |
Re: I am not able to convert a certain format of WAV to MP3

--- In arbingersys-dev@yahoogroups.com, "vince_zwp" <vince_zwp@...> wrote:
>
> I compiled Aumplib_10b3_src and got it running.
> However when I tried to encode WAVE muLaw 8000Hz 64kbps mono to MP3,
> it failed.
>
> Is this a limitation?

Yes, a limitation in the underlying MP3 converter, lame_enc.dll. It
requires 16 bit PCM samples. You could use libsndfile to convert it to
this format of WAV first, then convert.

I had thought, but never tried it, to use libsndfile to write to a
memorystream as a file, then access the samples in the stream to
encode to MP3, effectively allowing other conversions with LAME. If
you're ambitious, this might be something to try.




Thu Jun 7, 2007 9:10 pm

arbingersys
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I compiled Aumplib_10b3_src and got it running. However when I tried to encode WAVE muLaw 8000Hz 64kbps mono to MP3, it failed. Is this a limitation? Thanks...
vince_zwp
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May 1, 2007
7:15 pm

... Yes, a limitation in the underlying MP3 converter, lame_enc.dll. It requires 16 bit PCM samples. You could use libsndfile to convert it to this format of...
arbingersys
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Jun 7, 2007
9:11 pm
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