Wiki » History » Version 1

Chris Cannam, 2013-10-21 11:41 AM

1 1 Chris Cannam
h1. Summary of results
2 1 Chris Cannam
3 1 Chris Cannam
We compared
4 1 Chris Cannam
5 1 Chris Cannam
 * @decimate@: the Decimator implementation in the "qm-dsp":/projects/qm-dsp library, which uses an 8-tap IIR lowpass filter;
6 1 Chris Cannam
7 1 Chris Cannam
 * @resample_hq@, @resample_mq@, @resample_lq@: the Resampler implementation in the "qm-dsp":/projects/qm-dsp library, which uses a lengthy Kaiser-windowed sinc filter, at three different quality settings;
8 1 Chris Cannam
   
9 1 Chris Cannam
 * @src@: the sndfile-resample program which uses "libsamplerate":http://mega-nerd.com/SRC/, a well trusted resampler also using a Kaiser-windowed sinc implementation, at its default quality setting;
10 1 Chris Cannam
11 1 Chris Cannam
 * @zoh@: the sndfile-resample zero-order hold resampler, which just takes every Nth sample without any filtering, serving as a baseline.