pic2music.py

from pyknon.genmidi import Midi
from pyknon.music import NoteSeq
from pyknon.music import Note,Rest
import pic
import random
import sys
import os
import hashlib

def pic2music(imgfile):
        sizes=50
        lightness,imageAttr =pic.getImageInfo(imgfile)

        random.seed(hashlib.new("md5",imageAttr).hexdigest())
        sett1=[[11,4,6,7,2],[0,2,4,7,9],[1,3,6,8,10],[2,4,6,7,9],[2,4,7,9,11]]

        j=0

        notes1=NoteSeq("")
        diao=int((lightness*5))
        octave = int((lightness*10))
        for i in imageAttr:
                if (j+1)%sizes<sizes:
                        if abs(imageAttr[j%sizes]-imageAttr[(j+1)%sizes])>3:
                                if((j%12)%2==0):
                                        notes1=notes1+Note(value=sett1[diao][random.randint(0,4)], octave=random.randint(octave,octave+3),dur=0.08*random.randint(0,4), volume=127)

                #	else :
                #		notes1=notes1+Note(value=1, octave=1,dur=0.01, volume=0)
                        
                j+=1

        midi = Midi(1, tempo=90,instrument=0)
        midi.seq_notes(notes1, track=0)
        midi.write(imgfile+".mid")

if __name__ == "__main__":
        imgfile = sys.argv[1]
        pic2music(imgfile)