# Fourier

### From Openmoko

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(New page: Fourier does a realtime frequency analysis of recorded sound data and displays it on screen. The sampling rate is 44100 and it uses 256 samples to calculate the transform. The output is d...) |
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The sampling rate is 44100 and it uses 256 samples to calculate the transform. The output is done in a sliding window fashion. | The sampling rate is 44100 and it uses 256 samples to calculate the transform. The output is done in a sliding window fashion. | ||

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+ | opkg install http://www.angstrom-distribution.org/feeds/2007/ipk/glibc/armv4t/base/libfftw3-3_3.1.2-r1_armv4t.ipk libsdl-1.2-0 http://www.opkg.org/packages/fourier_1.0_arm.ipk |

## Revision as of 11:25, 20 November 2008

Fourier does a realtime frequency analysis of recorded sound data and displays it on screen.

The sampling rate is 44100 and it uses 256 samples to calculate the transform. The output is done in a sliding window fashion.

opkg install http://www.angstrom-distribution.org/feeds/2007/ipk/glibc/armv4t/base/libfftw3-3_3.1.2-r1_armv4t.ipk libsdl-1.2-0 http://www.opkg.org/packages/fourier_1.0_arm.ipk