Re: [music-dsp] Clock drift and compensation

2018-02-04 Thread robert bristow-johnson
Ben, can you confirm that what you want to do is Asynchronous Sample Rate Conversion (ASRC)? this is what Steffan is talking about and what it looked like you were looking for in your first post. If ASRC is what you wanna do, that is a combination of the SRC task (like what is done to a sou

[music-dsp] Release pyo 0.8.9 (Python dsp library)

2018-02-04 Thread Olivier Bélanger
Hello all, pyo 0.8.9 is now available to download on pyo's web site : http://ajaxsoundstudio.com/software/pyo/ pyo's documentation: http://ajaxsoundstudio.com/pyodoc/ Latest sources and bug tracker: https://github.com/belangeo/pyo Bug Fixes: - Fixed erroneous condition in listscramble func

Re: [music-dsp] Elliptic filters coefficients

2018-02-04 Thread gm
I don't have a paper about this and I don't see how you could get the SNR from it. For frequency detection (prefilter) -> HilbertTransform -> atan2  gives you the phase differenciate and unwrap gives you the angular frequency: diff = phase_new - phase_old if phase_old > Pi and phase_new < Pi t