[Speex-dev] FFTW3 for libspeexdsp
thorvald at natvig.com
Sun May 25 06:40:33 PDT 2008
Attached is a patch which enables FFTW3 to be used by libspeexdsp. Using
SSE, the FFT code is more than twice as fast, and it's 50% faster even
without SSE. To enable the library, you'll need to call configure with
Based on the benchmarking we did, this also changes the default FFT to
smallft for floating point implementations when not using FFTW3.
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