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#!/usr/bin/python
# freeseer - vga/presentation capture software
#
# Copyright (C) 2010 Free and Open Source Software Learning Centre
# http://fosslc.org
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
# For support, questions, suggestions or any other inquiries, visit:
# the #fosslc channel on IRC (freenode.net)
import sys
from PyQt4 import QtGui, QtCore
CONFIG = dict()
CMD_FFMPEG = ("ffmpeg -i \"%(FILENAME)s.avi\" -async 3 -acodec libvorbis \"%(FILENAME)s.ogg\"")
class MainApp(QtGui.QWidget):
def __init__(self, parent=None):
QtGui.QWidget.__init__(self, parent)
self.ffmpeg = QtCore.QProcess()
# layout
layout = QtGui.QVBoxLayout()
self.encode = QtGui.QPushButton("Encode")
self.encode.setCheckable(True)
layout.addWidget(self.encode)
self.list = QtGui.QListWidget()
layout.addWidget(self.list)
self.setLayout(layout)
# connectors
self.connect(self.encode, QtCore.SIGNAL('toggled(bool)'), self.Encode)
self.connect(self.ffmpeg, QtCore.SIGNAL('readyReadStandardOutput()'), self.ffmpegReadOutput)
self.connect(self.ffmpeg, QtCore.SIGNAL('finished(int)'), self.EncodeFin)
# Add values
dir = QtCore.QDir()
dir.setFilter(QtCore.QDir.Files)
list = dir.entryList()
while (not list.isEmpty()):
self.list.addItem(list.takeFirst())
def ffmpegReadOutput(self):
print QtCore.QString(self.ffmpeg.readAllStandardOutput())
def Encode(self):
if not (self.encode.isChecked()):
self.stopEncoding()
return
self.startEncoding()
def startEncoding(self):
CONFIG['FILENAME'] = self.list.currentItem().text().remove(".avi")
self.ffmpeg.start(CMD_FFMPEG % CONFIG)
self.encode.setText('Stop')
print 'Started encoding'
def stopEncoding(self):
self.ffmpeg.close()
self.encode.setText('Encode')
print 'Stopped encoding'
def EncodeFin(self):
print 'Encoding completed'
self.encode.setChecked(False)
#######################
# Program starts here #
#######################
app = QtGui.QApplication(sys.argv)
widget = MainApp()
widget.show()
widget.resize(480, 320)
sys.exit(app.exec_())
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