def recordAll(score, args, splitRecord = [], counter = 1): #score needs to be flat
#splitRecord is used to split the original score into pieces
#because it is possible that the splitRecord is generated by structural
#analysis in the future, so we seperate the score splitting code after all
#recording are finished
#record perfs and generate split file
if len(score) == 0:
#splitRecFilename= args.outputDir
#splitRecFilename+= settings.getScoreName(args.scoreFilename)+'.split.json'
splitRecFilename = settings.getSplitRecFilename(args.scoreFilename,
args.outputDir)
with open(splitRecFilename, 'w') as f:
simplejson.dump(splitRecord, f, indent = 3)
print('[INFO] splitting record saved to ' + splitRecFilename)
return
else:
try:
print("[INFO] Now playing score."),
print("You can start to record anytime by pressing Ctrl+c")
record.playStream(score); #provide stop button
except KeyboardInterrupt:
pass
print("[INFO] =====Now recording phrase no." + str(counter) + "=====")
#recLogFilename = settings.getRecLogFilename(args.scoreFilename +'.'+ str(counter))
#recLogFilename = args.outputDir + settings.getScoreName(args.scoreFilename)
#recLogFilename += '.'+ str(counter) + '.log'
recLogFilename = settings.getRecLogFilename(counter,
args.scoreFilename,
args.outputDir)
settings.printDebug(recLogFilename)
record.record(score, recLogFilename)
perf = musicGenerator.generatePerf(score, recLogFilename)
#outFilename= args.outputDir + settings.getScoreName(args.scoreFilename)
#outFilename+= '.'+ str(counter) + '.perf' + settings.defaultOutputFormat
outFilename = settings.getOutFilename(counter,
args.scoreFilename,
args.outputDir)
musicGenerator.savePerf2File(perf, outFilename)
scoreHead= score[:len(perf)]
#if settings.DEBUG:
# settings.printDebug('')
# scoreHead.show('text')
scoreTail= score[len(perf):]
#if settings.DEBUG:
#settings.printDebug('')
#scoreTail.show('text')
scoreHeadOffsets = [n.offset for n in scoreHead]
splitRecord.append(scoreHeadOffsets)
settings.printDebug(splitRecord)
#splitRecord.extend(scoreHead)
#capture mouse
#pos = pygame.mouse.get_pos()
#print("mouse position: "+pos)
recordAll(scoreTail, args, splitRecord, counter+1)
def record(recLogFilename):
period = 1; # in ms
cmd = ['synclient', '-m' , str(period)];
settings.printDebug(cmd)
key = 'r';
while (key != ''):
with open(recLogFilename, 'w') as outfile:
p = subprocess.Popen(cmd, stdout = outfile);
key = raw_input('Press ENTER to continue, "r"-Enter to restart.');
settings.printDebug(key)
p.kill();
def split(splitRecFilename, origScoreFilename, outputDir):
with open(splitRecFilename, 'r') as f:
splitRec = simplejson.load(f)
origScore = music21.converter.parse(origScoreFilename)
timeSigList = computeTimeSigList(origScore)
settings.printDebug(timeSigList)
#scoreElemsAll is all notational elements for each segments
#e.g. [[timeSig1, key1], [timeSig2, key2]...]
scoreElemsAll= zip(timeSigList) #may have key etc
#for offsetSegment, scoreElems in zip(splitRec, scoreElemsAll):
writeSegments(splitRec, scoreElemsAll, origScore, outputDir, origScoreFilename)
def savePerf2File(perf, outFilename):
tempo = music21.tempo.MetronomeMark(number=120)
onsetDuraObjs= [tempo.secondsToDuration(n['onset']) for n in perf]
#for d in onsetDuraObjs:
# settings.printDebug(d)
onsets = [d.quarterLength for d in onsetDuraObjs ]
durations= [tempo.secondsToDuration(n['duration']) for n in perf]
velocities= [n['velocity'] for n in perf]
pitches = [n['pitch'] for n in perf]
outStream = music21.stream.Stream()
for onset, duration, vel, pitch in zip(onsets, durations, velocities, pitches):
note = music21.note.Note()
note.duration = duration
note.volume.velocity = vel
note.pitch = pitch
settings.printDebug(onset)
settings.printDebug(note)
outStream.insert(onset, note)
settings.printDebug('')
if settings.DEBUG: outStream.show('text')
midifile = music21.midi.translate.streamToMidiFile(outStream)
midifile.open(outFilename, 'wb')
midifile.write()
midifile.close()
print('[INFO] Expressive performance wrote to ' + outFilename)
def record(score, recLogFilename):
period = 1; # in ms
print("[INFO] Remember to turn on SHMConfig for the touchpad. See README for detail.")
cmd = ['synclient', '-m' , str(period)]
settings.printDebug(cmd)
p = subprocess.Popen(cmd, stdout = subprocess.PIPE)
print('[INFO] Press Ctrl+c to cut off the current phrase.')
noteIter = iter(score)
recLogLines = ['time\t y\t z\t f\t w\t l\t r\t u\t d\t m\t multi\n']
prevFingerCount= 0
while True:
try:
line = p.stdout.readline()
settings.printDebug(line),
sys.stdout.flush()
if len(line.split()) != 12:
settings.printDebug('Not a data line format. Skipped.'),
continue;
(time, x, y, z, f, w, l, r, u, d, m, multi) = line.split();
fingerCount = int(f)
if fingerCount > prevFingerCount:
#Note on event
settings.printDebug("Note ON")
try:
note = noteIter.next()
except StopIteration:
print('[ERROR]: Your recording is longer than the score. Force cut.')
break
#raise Exception('[ERROR]: Your recording is longer than the score. Stopped')
t = threading.Thread(target=playNote, args=(note,))
t.start()
#playNote(note)
recLogLines.append(line)
prevFingerCount = fingerCount
except KeyboardInterrupt:
print('[INFO] Current phrase is cut by user')
break
p.kill()
with open(recLogFilename, 'w') as f:
f.writelines(recLogLines)
def parseRecLog(filename):
recLog = []
settings.printDebug(filename)
with open(filename, 'r') as recLogFile:
for line in recLogFile:
#settings.printDebug(line.split())
#if len(line.split()) == 17:
# (time, x, y, z, f, w, l, r, u, d, m, multi, gl, gm, gr, gdx, gdy) = line.split();
if len(line.split()) == 12:
(time, x, y, z, f, w, l, r, u, d, m, multi) = line.split();
try:
recLog.append({'time': float(time), 'pressure': int(z), 'fingerCount': int(f)})
except ValueError:
settings.printDebug('Title line, skipped')
pass
else:
settings.printDebug('Not a data line format in ' + filename + ". Skipped.");
continue;
return recLog
def generatePerf(score, recLogFilename):
recLog = parseRecLog(recLogFilename)
queue = deque() #enqueue from right, dequeue from left
perf = []
noteIter = iter(score)
for prevLine, thisLine in zip(recLog, recLog[1:]):
if thisLine['fingerCount'] > prevLine['fingerCount']:
try:
note = noteIter.next()
except StopIteration:
raise Exception('[ERROR]: Your recording is longer than the score. Stopped')
queue.append({'onset':thisLine['time'],
'velocity': thisLine['pressure'],
'pitch': note.pitch,
'duration': None
})
settings.printDebug(queue)
elif thisLine['fingerCount'] < prevLine['fingerCount']:
note = queue.popleft()
settings.printDebug(queue)
note['duration'] = thisLine['time'] - note['onset']
perf.append(note)
settings.printDebug(perf)
return perf
def writeSegments(splitRec, scoreElemsAll, origScore,
outputDir, scoreFilename, counter = 1): #score needs to be flat
#see split for def of scoreElemsAll
if len(splitRec) == 0:
return
splitRecHead = splitRec[0]
splitRecTail = splitRec[1:]
scoreElemsAllHead = scoreElemsAll[0]
scoreElemsAllTail = scoreElemsAll[1:]
minOffset = min(splitRecHead)
maxOffset = max(splitRecHead)
settings.printDebug(origScore)
scoreSegment = (origScore.flat.getElementsByOffset(minOffset, maxOffset))
if settings.DEBUG:
settings.printDebug('')
scoreSegment.show('text')
settings.printDebug(scoreSegment[0].offset)
for scoreElem in scoreElemsAllHead:
scoreSegment.insert(scoreSegment[0].offset, scoreElem)
if settings.DEBUG:
settings.printDebug('')
scoreSegment.show('text')
#settings.printDebug(scoreSegment.notes[0])
#settings.printDebug(scoreSegment.notes[0].beat)
scoreSegment.shiftElements(-(scoreSegment.lowestOffset))
# segment no >2 need shift, or will have heading rests
# If not start at first beat, insert rests
# However, the "beat" is right but "offset" is not.
# Inserting rest will increase readability. But may screw up beat
startBeat = scoreSegment.notes[0].beat
if startBeat > 1: # If not start at first beat, insert rests
r = music21.note.Rest(quarterLength=(startBeat-1))
settings.printDebug(r.quarterLength)
scoreSegment.insertAndShift(scoreSegment.notes[0].offset, r)
if settings.DEBUG:
settings.printDebug('')
scoreSegment.show('text')
scoreMeasures = scoreSegment.makeMeasures()
#splittedScoreFilename = outputDir + scoreName
#splittedScoreFilename += '.'+ str(counter) + '.score.xml'
splittedScoreFilename = settings.getSplittedScoreFilename(counter,
scoreFilename,
outputDir)
scoreMeasures.write(settings.defaultScoreFormatName, splittedScoreFilename)
print('[INFO] Splitted score saved to ' + splittedScoreFilename)
writeSegments(splitRecTail, scoreElemsAllTail, origScore,
outputDir, scoreFilename, counter+1)
return
for elem in sop.flat:
if elem.isChord:
tmpElem = elem[0]
else:
tmpElem = elem
output.append(tmpElem)
#settings.printDebug(os.path.dirname(scoreName))
#settings.printDebug(os.path.basename(scoreName))
#settings.printDebug(os.path.splitext(scoreName))
#settings.printDebug(os.path.split(scoreName))
#pathElems = os.path.split(scoreName)[:-1]
if useCorpus:
pieceName = scoreName
else:
pieceName = os.path.basename(scoreName)
settings.printDebug(pieceName)
pathWOtitle= os.path.splitext(pieceName)[0]
workTitle = '.'.join(pathWOtitle.split('/'))
#workTitle = os.path.splitext(os.path.basename(scoreName))[0]
outFilename = outputDir + workTitle+ '.score.xml'
output.write('musicxml', outFilename)
print('[INFO] '+ outFilename + ' created.')
#outFilename = outputDir + workTitle+ '.score.mid'
#sop.write('midi', outFilename)
#print('[INFO] '+ outFilename + ' created.')
except (ValueError, AttributeError):
print('[ERROR] '+ scoreName+ ' conversion FAILED.')
pass
