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authorRobert Jonsson <spamatica@gmail.com>2013-02-18 20:32:11 +0000
committerRobert Jonsson <spamatica@gmail.com>2013-02-18 20:32:11 +0000
commit612acc2cd3979edf441d2f33403f6b3403c1cf05 (patch)
tree65a31bbef994e949153ee4ca94a2c3397a4f13a9 /muse2/share/scripts/RandomPosition1
parent760c21462a1fe1bd460cc98ea5209e8a270c411e (diff)
some script fiddling
Diffstat (limited to 'muse2/share/scripts/RandomPosition1')
-rwxr-xr-xmuse2/share/scripts/RandomPosition196
1 files changed, 96 insertions, 0 deletions
diff --git a/muse2/share/scripts/RandomPosition1 b/muse2/share/scripts/RandomPosition1
new file mode 100755
index 00000000..6f1e1fb8
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+++ b/muse2/share/scripts/RandomPosition1
@@ -0,0 +1,96 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+# MusE external midi processing script
+# By: Robert Jonsson 2013
+# Quantize
+#=============================================================================
+# MusE
+# Linux Music Editor
+# $Id:$
+#
+# Copyright (C) 2002-2011 by Werner Schweer and others
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the
+# Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+#=============================================================================
+
+
+import sys,time
+from PyQt4 import QtGui, QtCore
+import random
+
+class Quantize(QtGui.QWidget):
+ def __init__(self, parent=None):
+ QtGui.QWidget.__init__(self, parent)
+
+ self.setWindowTitle('Randomize note positions')
+
+ self.spreadEdit = QtGui.QLineEdit()
+ self.spreadEdit.setText('3')
+
+ button = QtGui.QPushButton("Execute")
+ self.connect(button, QtCore.SIGNAL('clicked()'), self.execute)
+
+ grid = QtGui.QGridLayout()
+ grid.setSpacing(3)
+
+ grid.addWidget(QtGui.QLabel('Spread(ticks)'), 2, 0)
+ grid.addWidget(self.spreadEdit, 2, 1)
+ grid.addWidget(button, 3, 1)
+
+ self.setLayout(grid)
+ self.resize(200, 100)
+ button.setFocus()
+
+ def execute(self):
+ testFile = file(sys.argv[1],"r")
+ inputEvents = testFile.readlines()
+ testFile.close()
+
+ minSize=0 # fill in when we get the beat size value
+ outputEvents=[]
+ quantLen=0
+ random.seed()
+
+ #loop through events and quantize to the given beat
+ eventList=[]
+ for line in inputEvents:
+ if line.startswith('NOTE'):
+ tag,tick,pitch,length,velocity = line.split(' ')
+
+ newTick = int(tick)
+ # apply swing factor to every beat
+ newTick=int(random.gauss(newTick,self.spreadEdit.text().toInt()[0]))
+
+ newLine="NOTE "+ str(newTick)+" " + pitch + " "+ length + " " + velocity
+ print "oldTick:", tick
+ print "newLine:",newLine.strip()
+ outputEvents.append(newLine)
+ else:
+ outputEvents.append(line)
+
+
+
+ testFile = file(sys.argv[1],"w")
+ testFile.writelines(outputEvents)
+ testFile.close()
+
+ quit()
+
+
+app = QtGui.QApplication(sys.argv)
+qb = Quantize()
+qb.show()
+sys.exit(app.exec_())