[Vorbis-dev] How do I start using Vorbis Codec?

Ralph Giles giles at xiph.org
Thu Sep 10 07:42:57 PDT 2009


On Thu, Sep 10, 2009 at 2:47 AM, Niranjan Udipi <ucniranjan at gmail.com> wrote:

>      I am trying to port Ogg Vorbis Codec on to an embedded Processor. The
> Processor allows me to code computationally intensive part of the program on
> to on-chip hardware. Please let me know which functions in the Codec program
> are computationally intensive? Are there MDCT and FFT computations? Is there
> an implementation tutorial/guide of Ogg Vorbis Codec?

The best place to start for such optimizations is generally to profile
the established code on your device. Then you can start optimizing the
portions which take the most time.

 -r


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