victormurcia

#Define tones. Upper case are white keys in piano. Lower case are black keys
scale_intervals = ['A','a','B','C','c','D','d','E','F','f','G','g']

victormurcia

#Find index of desired key
index = scale_intervals.index(whichKey)

#Redefine scale interval so that scale intervals begins with whichKey
new_scale = scale_intervals[index:12] + scale_intervals[:index]

victormurcia

    #Choose scale
    if whichScale == 'AEOLIAN':
        scale = [0, 2, 3, 5, 7, 8, 10]
    elif whichScale == 'BLUES':
        scale = [0, 2, 3, 4, 5, 7, 9, 10, 11]
    elif whichScale == 'PHYRIGIAN':
        scale = [0, 1, 3, 5, 7, 8, 10]
    elif whichScale == 'CHROMATIC':
        scale = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11]
    elif whichScale == 'DORIAN':

victormurcia

#Make harmony dictionary (i.e. fundamental, perfect fifth, major third, octave)
#unison           = U0 #semitone         = ST
#major second     = M2 #minor third      = m3 
#major third      = M3 #perfect fourth   = P4
#diatonic tritone = DT #perfect fifth    = P5
#minor sixth      = m6 #major sixth      = M6
#minor seventh    = m7 #major seventh    = M7
#octave           = O8
harmony_select = {'U0' : 1,
                      'ST' : 16/15,

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#Get length of scale (i.e., how many notes in scale)
nNotes = len(scale)

#Initialize arrays
freqs = []
#harmony = []
#harmony_val = harmony_select[makeHarmony]
for i in range(nNotes):
    note = new_scale[scale[i]] + str(whichOctave)
    freqToAdd = note_freqs[note]

victormurcia

pixel_scale = makeScale(3, 'a', 'HARMONIC_MINOR')
pixel_song, pixel_df,pixel_df_harmony = img2music(pixel_art, 
                                                  pixel_scale, 
                                                  T = 0.2, 
                                                  randomPixels = True)

wavfile.write('pixel_song2.wav'    , rate = 22050, data = pixel_song.astype(np.float32))
ipd.Audio(pixel_song, rate = sr)

victormurcia

from pedalboard import Pedalboard, Chorus, Reverb, Compressor, Gain, LadderFilter 
from pedalboard import Phaser, Delay, PitchShift, Distortion
from pedalboard.io import AudioFile
# Read in a whole audio file:
with AudioFile('water_song.wav', 'r') as f:
    audio = f.read(f.frames)
    samplerate = f.samplerate

# Make a Pedalboard object, containing multiple plugins:
board = Pedalboard([

victormurcia

# Read in a whole audio file:
with AudioFile('catterina_song.wav', 'r') as f:
    audio = f.read(f.frames)
    samplerate = f.samplerate
print(samplerate)
# Make a Pedalboard object, containing multiple plugins:
board = Pedalboard([
    LadderFilter(mode=LadderFilter.Mode.HPF12, cutoff_hz=100),
    Delay(delay_seconds = 0.3),
    Reverb(room_size = 0.6, wet_level=0.2, width = 1.0),

victormurcia

# Read in a whole audio file:
with AudioFile('nature_harmony_combined.wav', 'r') as f:
    audio = f.read(f.frames)
    samplerate = f.samplerate
# Make a Pedalboard object, containing multiple plugins:
board = Pedalboard([
    LadderFilter(mode=LadderFilter.Mode.HPF12, cutoff_hz=100),
    Delay(delay_seconds = 0.1),
    Reverb(room_size = 1, wet_level=0.1, width = 0.5),
    PitchShift(semitones = 6),

victormurcia

#Convert frequency to a note
catterina_df['notes'] = catterina_df.apply(lambda row : librosa.hz_to_note(row['frequencies']), 
                                           axis = 1)  
#Convert note to a midi number
catterina_df['midi_number'] = catterina_df.apply(lambda row : librosa.note_to_midi(row['notes']), 
                                                 axis = 1)