def __init__(self, filename):
self.lstSourceMIDI = {}
self.sourceMIDI = None
#
rpp = open(filename, "r")
rpp = rpp.read()
rpp = rpp.split("\n")
rpp.reverse()
self.rppRoot = RppTree()
self.lineNum = 0
self.decodeRppTree(rpp, self.rppRoot)
self.rppRoot = self.rppRoot.branch[0]
for rT in self.rppRoot.branch:
if rT.getTag() == chunkDefines.TRACK:
for rT2 in rT.branch:
if rT2.getTag() == chunkDefines.ITEM:
for lf in rT2.leaves:
if lf.getTag() == chunkDefines.NAME:
print lf.getName()
srcMIDI = rT2.getBranch(chunkDefines.SOURCE_MIDI)
print srcMIDI
self.sourceMIDI = SourceMIDI()
# self.sourceMIDI.NAME = lf.getName()
self.lstSourceMIDI[lf.getName()] = self.sourceMIDI
for lfMIDI in srcMIDI.leaves:
tag = lfMIDI.getTag()
p = lfMIDI.getParams()
if tag == chunkDefines.HASDATA:
self.PPQ = int(p[1])
print self.PPQ
if tag == chunkDefines.NOTE_SELECTED or tag == chunkDefines.NOTE_UNSELECTED:
state = int(p[1], 16) & 0xF0
if state != EnumMsg.NOTE_OFF and state != EnumMsg.NOTE_ON:
continue
delta = int(p[0])
channel = int(p[1], 16) & 0x0F
pitch = int(p[2], 16)
velocity = int(p[3], 16)
self.sourceMIDI.addMsgNote(MsgNote(delta, state, channel, pitch, velocity))
pass
pass
for rTag in self.rppRoot.leaves:
if rTag.getTag() == chunkDefines.TEMPO:
params = rTag.getParams()
self.tempo = float(params[0])
# todo 4/4 params[1]/params[2]
print "tempo", rTag.getTag(), rTag.getParams()
class RppReader:
lstSourceMIDI = {}
PPQ = 0
def __init__(self, filename):
self.lstSourceMIDI = {}
self.sourceMIDI = None
#
rpp = open(filename, "r")
rpp = rpp.read()
rpp = rpp.split("\n")
rpp.reverse()
self.rppRoot = RppTree()
self.lineNum = 0
self.decodeRppTree(rpp, self.rppRoot)
self.rppRoot = self.rppRoot.branch[0]
for rT in self.rppRoot.branch:
if rT.getTag() == chunkDefines.TRACK:
for rT2 in rT.branch:
if rT2.getTag() == chunkDefines.ITEM:
for lf in rT2.leaves:
if lf.getTag() == chunkDefines.NAME:
print lf.getName()
srcMIDI = rT2.getBranch(chunkDefines.SOURCE_MIDI)
print srcMIDI
self.sourceMIDI = SourceMIDI()
# self.sourceMIDI.NAME = lf.getName()
self.lstSourceMIDI[lf.getName()] = self.sourceMIDI
for lfMIDI in srcMIDI.leaves:
tag = lfMIDI.getTag()
p = lfMIDI.getParams()
if tag == chunkDefines.HASDATA:
self.PPQ = int(p[1])
print self.PPQ
if tag == chunkDefines.NOTE_SELECTED or tag == chunkDefines.NOTE_UNSELECTED:
state = int(p[1], 16) & 0xF0
if state != EnumMsg.NOTE_OFF and state != EnumMsg.NOTE_ON:
continue
delta = int(p[0])
channel = int(p[1], 16) & 0x0F
pitch = int(p[2], 16)
velocity = int(p[3], 16)
self.sourceMIDI.addMsgNote(MsgNote(delta, state, channel, pitch, velocity))
pass
pass
for rTag in self.rppRoot.leaves:
if rTag.getTag() == chunkDefines.TEMPO:
params = rTag.getParams()
self.tempo = float(params[0])
# todo 4/4 params[1]/params[2]
print "tempo", rTag.getTag(), rTag.getParams()
pass
def decodeRppTree(self, toRead, tree):
rpp = toRead
rppTrees = tree
while rpp:
line = rpp.pop()
line = line.strip()
if line:
self.lineNum += 1
if line[0] == "<":
line = line.split("<")
newTree = RppTree()
newTree.setSection(line[1])
tree.branch.append(newTree)
self.decodeRppTree(rpp, newTree)
continue
if line[0] == ">":
break
rppTrees.leaves.append(RppLeaf(line))
pass
def getSourceMIDIList(self):
return self.lstSourceMIDI.keys()
def getSourceMIDIbyName(self, itemName):
for sourceMIDI in self.lstSourceMIDI:
if sourceMIDI.NAME == itemName:
return sourceMIDI
def getPPQ(self):
return self.PPQ
def getJNoteVOs(self, name, ch=0):
lstMsg = self.lstSourceMIDI[name].getSMMsOnChannel(ch)
lstNoteOn = {}
length = len(lstMsg)
lstJNote = []
position = 0
for i in range(0, length):
msgNote = lstMsg[i]
position += msgNote.delta
if msgNote.state == EnumMsg.NOTE_ON:
jNoteVO = JNoteVO()
jNoteVO.deltaStart = position
jNoteVO.ch = msgNote.channel
jNoteVO.pitch = msgNote.pitch
jNoteVO.velocity = msgNote.velocity
lstNoteOn[msgNote.pitch] = jNoteVO
if msgNote.state == EnumMsg.NOTE_OFF:
jNoteVO = lstNoteOn[msgNote.pitch]
jNoteVO.deltaEnd = position
jNoteVO.index = len(lstJNote)
jNoteVO.idGroup = jNoteVO.index
lstJNote.append(jNoteVO)
print jNoteVO
pass
return lstJNote
