[asterisk-biz] Speech recording compression optimization

Sevana Oy sales at sevana.fi
Sat Aug 27 07:35:13 CDT 2011


Hi,

Thanks for all the feedback on the ring back tone detection question! Now 
another question to the respectful community: is there interest to optimize 
size of speech recordings stored in your system?

For example such codecs as Speex or AMR give a possibility to choose quality 
factor when compressing voice files. The trick would be to choose the 
optimal one that gives best compression and lowest audio size. This can 
easily be done using AQuA as a brute force (or more intellectual) routine as 
described here, but for speech: 
http://blog.sevana.fi/optimize-bitrate-and-size-preserving-high-audio-quality-in-tracks-podcasts-tunes-with-aqua-wideband/

We can provide this both as a service or as product deployment with 
correspondent methodology, which is though quite simple.

Thanks again for your feedback and attention!

Best Regards,
Sevana Oy 




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