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pothosware / PothosWidgets

Graphical widgets to supplement the Pothos GUI
https://github.com/pothosware/PothosWidgets/wiki
Boost Software License 1.0
6 stars 6 forks source link

periodigram: fft bins have an edge issue #16

Closed guruofquality closed 10 years ago

guruofquality commented 10 years ago

Looks like the end-bin math may be bad (after the shift to put DC in center). This shows up in the periodigram at the bin[0] index as random jumps up to 0dB

guruofquality commented 10 years ago

https://github.com/pothosware/pothos/commit/658ec2ece5bed9beb976c6abfd7c9944dd0efcdf