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--- license [2022/03/29 17:22]
jan
+++ license [2022/07/03 03:09] (current)
jan license for Hifi-Lofi
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 {{ :cc-by-nc-nd-88x31.png}}
+===== Licensing information and acknowledgements =====
 (c) COPYRIGHT 1999 ... 2022 Blue Hell / Jan Punter
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   * The TuneSmithy idea came from [[http://robertinventor.com/software/tunesmithy/music.htm | Robert Inventor]].
   * The PADSynth idea came from [[http://zynaddsubfx.sourceforge.net/doc/PADsynth/PADsynth.htm | Nasca Octavian Paul]].
+  * Sample rate conversion is done with the r8b DLL, it was designed by Aleksy Vaneev of Voxengo and it was published under a MIT licence. See the [[https://github.com/avaneev/r8brain-free-src | github]] page for details. Wren uses the DLL and a modified version of the published pascal interface for it.
+  * Convolution was implemented using code from [[https://github.com/HiFi-LoFi/FFTConvolver | Hifi-Lofi]] translated to Pascal for use in Wren. It uses FFTW for the fourier transformations. The Hifi-Lofi code was publised under a MIT licence.
   * The Moog filter types were found at [[https://github.com/ddiakopoulos/MoogLadders | github]]. The following information was requested to be made available on reproduction of the code:

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