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src/freeseer/plugins/audiomixer/multiaudio/multiaudio.py
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''' | ||
freeseer - vga/presentation capture software | ||
Copyright (C) 2013 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: | ||
http://wiki.github.com/Freeseer/freeseer/ | ||
@author: Aaron Brubacher | ||
''' | ||
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import ConfigParser | ||
import pygst | ||
pygst.require('0.10') | ||
import gst | ||
from PyQt4 import QtGui, QtCore | ||
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from freeseer.framework.plugin import IAudioMixer | ||
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class MultiAudio(IAudioMixer): | ||
name = 'Multiple Audio Inputs' | ||
os = ['linux', 'linux2', 'win32', 'cygwin', 'darwin'] | ||
input1 = None | ||
input2 = None | ||
widget = None | ||
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def get_audiomixer_bin(self): | ||
mixerbin = gst.Bin() | ||
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audiomixer = gst.element_factory_make('adder', 'audiomixer') | ||
mixerbin.add(audiomixer) | ||
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# ghost pads | ||
sinkpad1 = audiomixer.get_pad('sink%d') | ||
sink_ghostpad1 = gst.GhostPad('sink1', sinkpad1) | ||
mixerbin.add_pad(sink_ghostpad1) | ||
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sinkpad2 = audiomixer.get_pad('sink%d') | ||
sink_ghostpad2 = gst.GhostPad('sink2', sinkpad2) | ||
mixerbin.add_pad(sink_ghostpad2) | ||
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srcpad = audiomixer.get_pad('src') | ||
src_ghostpad = gst.GhostPad('src', srcpad) | ||
mixerbin.add_pad(src_ghostpad) | ||
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return mixerbin | ||
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def get_inputs(self): | ||
inputs = [(self.input1, 0), (self.input2, 1)] | ||
return inputs | ||
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def load_inputs(self, player, mixer, inputs): | ||
input1 = inputs[0] | ||
player.add(input1) | ||
input1.link(mixer) | ||
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input2 = inputs[1] | ||
player.add(input2) | ||
input2.link(mixer) | ||
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def load_config(self, plugman): | ||
self.plugman = plugman | ||
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try: | ||
self.input1 = self.plugman.get_plugin_option(self.CATEGORY, self.get_config_name(), 'Audio Input 1') | ||
self.input2 = self.plugman.get_plugin_option(self.CATEGORY, self.get_config_name(), 'Audio Input 2') | ||
except ConfigParser.NoSectionError: | ||
self.plugman.set_plugin_option(self.CATEGORY, self.get_config_name(), 'Audio Input 1', self.input1) | ||
self.plugman.set_plugin_option(self.CATEGORY, self.get_config_name(), 'Audio Input 2', self.input2) | ||
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def get_widget(self): | ||
if self.widget is None: | ||
self.widget = QtGui.QWidget() | ||
layout = QtGui.QGridLayout() | ||
self.widget.setLayout(layout) | ||
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self.source1_label = QtGui.QLabel('Source 1') | ||
self.source1_combobox = QtGui.QComboBox() | ||
self.source1_combobox.setSizePolicy(QtGui.QSizePolicy.Minimum, QtGui.QSizePolicy.Maximum) | ||
self.source1_button = QtGui.QPushButton("Setup") | ||
layout.addWidget(self.source1_label, 0, 0) | ||
layout.addWidget(self.source1_combobox, 0, 1) | ||
layout.addWidget(self.source1_button, 0, 2) | ||
self.widget.connect(self.source1_combobox, QtCore.SIGNAL('currentIndexChanged(const QString&)'), self.set_input1) | ||
self.widget.connect(self.source1_button, QtCore.SIGNAL('clicked()'), self.source1_setup) | ||
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self.source2_label = QtGui.QLabel('Source 2') | ||
self.source2_combobox = QtGui.QComboBox() | ||
self.source2_combobox.setSizePolicy(QtGui.QSizePolicy.Minimum, QtGui.QSizePolicy.Maximum) | ||
self.source2_button = QtGui.QPushButton("Setup") | ||
layout.addWidget(self.source2_label, 1, 0) | ||
layout.addWidget(self.source2_combobox, 1, 1) | ||
layout.addWidget(self.source2_button, 1, 2) | ||
self.widget.connect(self.source2_combobox, QtCore.SIGNAL('currentIndexChanged(const QString&)'), self.set_input2) | ||
self.widget.connect(self.source2_button, QtCore.SIGNAL('clicked()'), self.source2_setup) | ||
return self.widget | ||
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def widget_load_config(self, plugman): | ||
self.load_config(plugman) | ||
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plugins = self.plugman.get_audioinput_plugins() | ||
self.widget.disconnect(self.source1_combobox, QtCore.SIGNAL('currentIndexChanged(const QString&)'), self.set_input1) | ||
self.widget.disconnect(self.source2_combobox, QtCore.SIGNAL('currentIndexChanged(const QString&)'), self.set_input2) | ||
self.source1_combobox.clear() | ||
self.source2_combobox.clear() | ||
for i, source in enumerate(plugins): | ||
name = source.plugin_object.get_name() | ||
self.source1_combobox.addItem(name) | ||
if self.input1 == name: | ||
self.source1_combobox.setCurrentIndex(i) | ||
self.source2_combobox.addItem(name) | ||
if self.input2 == name: | ||
self.source2_combobox.setCurrentIndex(i) | ||
self.widget.connect(self.source1_combobox, QtCore.SIGNAL('currentIndexChanged(const QString&)'), self.set_input1) | ||
self.widget.connect(self.source2_combobox, QtCore.SIGNAL('currentIndexChanged(const QString&)'), self.set_input2) | ||
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def source1_setup(self): | ||
plugin_name = str(self.source1_combobox.currentText()) | ||
plugin = self.plugman.get_plugin_by_name(plugin_name, "AudioInput") | ||
plugin.plugin_object.set_instance(0) | ||
plugin.plugin_object.get_dialog() | ||
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def source2_setup(self): | ||
plugin_name = str(self.source2_combobox.currentText()) | ||
plugin = self.plugman.get_plugin_by_name(plugin_name, "AudioInput") | ||
plugin.plugin_object.set_instance(1) | ||
plugin.plugin_object.get_dialog() | ||
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def set_input1(self, input1): | ||
self.input1 = input1 | ||
self.plugman.set_plugin_option(self.CATEGORY, self.get_config_name(), 'Audio Input 1', self.input1) | ||
self.plugman.save() | ||
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def set_input2(self, input2): | ||
self.input2 = input2 | ||
self.plugman.set_plugin_option(self.CATEGORY, self.get_config_name(), 'Audio Input 2', self.input2) | ||
self.plugman.save() | ||
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def get_properties(self): | ||
return ['Input1', 'Input2'] | ||
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def get_property_value(self, p): | ||
if p == 'Input1': | ||
return self.input1 | ||
elif p == 'Input2': | ||
return self.input2 | ||
else: | ||
return "There's no property with such name" | ||
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def set_property_value(self, p, value): | ||
if value not in self.plugman.get_audioinput_plugins(): | ||
print "Choose an available Input" | ||
#TODO List available options | ||
return | ||
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if p == 'Input1': | ||
self.set_input1(value) | ||
elif p == 'Input2': | ||
self.set_input2(value) | ||
else: | ||
return "Error: There's no property with such name" | ||
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src/freeseer/plugins/audiomixer/multiaudio/multiaudio.yapsy-plugin
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[Core] | ||
Name = Multiple Audio Inputs | ||
Module = multiaudio | ||
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[Documentation] | ||
Author = Aaron Brubacher | ||
Version = 0.1 | ||
Website = http://fosslc.org | ||
Description = Audio mixer for multiple audio inputs. |