lwc:programming:puredata:extensions [wiki]

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===== Helmholtz~ =====
  * may be better than ''sigmund~'' or ''fiddle~'' for detecting pitch
  * might be able to track 2 pitches at once
    * [[https://www.katjaas.nl/ippass/ippass.html|related writeup]]
==== Building ====
  * wget https://forum.puredata.info/uploads/files/1571510401254-helmholtz.zip (link from [[here|https://forum.puredata.info/topic/12358/helmholtz-compiling-for-windows-64/4]])
  * the compiled version for linux is for 32 bit so it needs to be recompiled. A simple ''make'' in the ''src'' directory uses ''pd-lib-builder'' to build
  * after ''make'' there will be two ''.pd_linux'' files which need to be combined: ''g++ -static-libgcc -static-libstdc++ -shared -W -o helmholtz~.pd_linux helmholtz~.o Helmholtz.o''
==== References ====
  * https://forum.pdpatchrepo.info/topic/5975/helmholtz-guess-what-it-is