diff --git a/blues_solo.py b/blues_solo.py index 45791ad..5052d92 100644 --- a/blues_solo.py +++ b/blues_solo.py @@ -3,6 +3,7 @@ from Nsound import * import numpy as np from random import choice +import random def add_note(out, instr, key_num, duration, bpm, volume): """ Adds a note from the given instrument to the specified stream @@ -31,6 +32,33 @@ def add_note(out, instr, key_num, duration, bpm, volume): blues_scale = [25, 28, 30, 31, 32, 35, 37, 40, 42, 43, 44, 47, 49, 52, 54, 55, 56, 59, 61] beats_per_minute = 45 # Let's make a slow blues solo -add_note(solo, bass, blues_scale[0], 1.0, beats_per_minute, 1.0) +curr_note = 0 +add_note(solo, bass, blues_scale[curr_note], 1.0, beats_per_minute, 1.0) -solo >> "blues_solo.wav" \ No newline at end of file +licks = [ [ [1,0.5], [1,0.6], [1, 0.3], [-1, 0.6] ], + [ [-1, 0.7], [-1, 0.5], [-1, 0.2], [1, 0.6] ], + [ [1, 0.5*1.1], [1, 0.5*0.9], [-1, 0.5*1.1], [1, 0.5*0.9] ], + [ [2, 0.5*1.5], [-1, 0.5*0.6], [1, 0.5*0.8], [0, 0.5*1.1] ], + [ [2, 0.5*1.5], [-2, 0.5*0.6], [-1, 0.5*0.8], [0, 0.5*1.1] ] + ] +for i in range(7): + volume = random.choice([0.8,1,1.2]) + n = random.choice([0,1,2,3,4]) + lick = licks[n] + for note in lick: + curr_note += note[0] + if curr_note in range(0,len(blues_scale)): + add_note(solo, bass, blues_scale[curr_note], note[1], beats_per_minute, volume) + +backing_track = AudioStream(sampling_rate, 1) +Wavefile.read('backing.wav', backing_track) + +m = Mixer() + +solo *= 0.5 # adjust relative volumes to taste +backing_track *= 2.0 + +m.add(2.25, 0, solo) # delay the solo to match up with backing track +m.add(0, 0, backing_track) + +m.getStream(500.0) >> "slow_blues.wav" \ No newline at end of file diff --git a/slow_blues.wav b/slow_blues.wav new file mode 100644 index 0000000..8c5b72d Binary files /dev/null and b/slow_blues.wav differ