pyACA.ToolMidi2Freq Namespace Reference

Functions
	ToolMidi2Freq (pInMidi, fA4InHz=440)
	helper function: convert MIDI to Hz

Function Documentation

ToolMidi2Freq()

ToolMidi2Freq	(		pInMidi,
			fA4InHz = 440 )

helper function: convert MIDI to Hz

Parameters

pInMidi	MIDI pitch
fA4InHz	The reference tuning frequency (default: 440Hz)

Returns

fInHz: frequency in Hz

Definition at line 12 of file ToolMidi2Freq.py.

def ToolMidi2Freq(pInMidi, fA4InHz=440):
    def convert_midi2freq_scalar(p, fA4InHz):
 
        if p < 0:
            return 0
        else:
            return fA4InHz * 2**((p-69) / 12)
 
    pInMidi = np.asarray(pInMidi)
    if pInMidi.ndim == 0:
        return convert_midi2freq_scalar(pInMidi, fA4InHz)
 
    fInHz = np.zeros(pInMidi.shape)
    for k, p in enumerate(pInMidi):
        fInHz[k] = convert_midi2freq_scalar(p, fA4InHz)
            
    return fInHz