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<?xml version="1.0" encoding="UTF-8"?>
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<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
<head>
<title>Phonon.AudioOutput</title>
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KDE 4.7 PyKDE API Reference
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<h1>AudioOutput Class Reference</h1>
<code>from PyKDE4.phonon import *</code>
<p>
Inherits: <a href="../phonon/Phonon.MediaNode.html">Phonon.MediaNode</a><br />
Namespace: <a href="../phonon/Phonon.html">Phonon</a><br />
<h2>Detailed Description</h2>
<p>\class AudioOutput audiooutput.h phonon/AudioOutput
Class for audio output to the soundcard.
</p>
<p>
Use this class to define the audio output.
</p>
<p>
<dl class="author" compact><dt><b>Author:</b></dt><dd> Matthias Kretz <kretz@kde.org> </dd></dl>
<dl class="see" compact><dt><b>See also:</b></dt><dd> Phonon.Ui.VolumeSlider
</dd></dl>
</p>
<table border="0" cellpadding="0" cellspacing="0"><tr><td colspan="2"><br><h2>Signals</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#mutedChanged">mutedChanged</a> (bool a0)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#outputDeviceChanged">outputDeviceChanged</a> (Phonon::ObjectDescription<Phonon::AudioOutputDeviceType> newAudioOutputDevice)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#volumeChanged">volumeChanged</a> (float newVolume)</td></tr>
<tr><td colspan="2"><br><h2>Methods</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#AudioOutput">__init__</a> (self, Phonon::Category category, QObject parent=0)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#AudioOutput">__init__</a> (self, QObject parent=0)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">Phonon::Category </td><td class="memItemRight" valign="bottom"><a class="el" href="#category">category</a> (self)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="#isMuted">isMuted</a> (self)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">QString </td><td class="memItemRight" valign="bottom"><a class="el" href="#name">name</a> (self)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">Phonon::ObjectDescription<Phonon::AudioOutputDeviceType> </td><td class="memItemRight" valign="bottom"><a class="el" href="#outputDevice">outputDevice</a> (self)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#setMuted">setMuted</a> (self, bool mute)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#setName">setName</a> (self, QString newName)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="#setOutputDevice">setOutputDevice</a> (self, Phonon::ObjectDescription<Phonon::AudioOutputDeviceType> newAudioOutputDevice)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#setVolume">setVolume</a> (self, float newVolume)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="#setVolumeDecibel">setVolumeDecibel</a> (self, float newVolumeDecibel)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="#volume">volume</a> (self)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="#volumeDecibel">volumeDecibel</a> (self)</td></tr>
</table>
<hr><h2>Signal Documentation</h2><a class="anchor" name="mutedChanged"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname"> mutedChanged</td>
<td>(</td>
<td class="paramtype">bool </td>
<td class="paramname"><em>a0</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"><p>This signal is emitted when the muted property has changed. As
this property can change by IPC (DBus) calls a UI element showing
the muted property should listen to this signal.
</p><dl compact><dt><b>Signal syntax:</b></dt><dd><code>QObject.connect(source, SIGNAL("mutedChanged(bool)"), target_slot)</code></dd></dl></div></div><a class="anchor" name="outputDeviceChanged"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname"> outputDeviceChanged</td>
<td>(</td>
<td class="paramtype">Phonon::ObjectDescription<Phonon::AudioOutputDeviceType> </td>
<td class="paramname"><em>newAudioOutputDevice</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"><p>This signal is emitted when the (hardware) device for the output
has changed.
</p>
<p>
The change can happen either through setOutputDevice or if the
global configuration for the used category has changed.
</p>
<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd> outputDevice
</dd></dl>
</p><dl compact><dt><b>Signal syntax:</b></dt><dd><code>QObject.connect(source, SIGNAL("outputDeviceChanged(const Phonon::AudioOutputDevice&)"), target_slot)</code></dd></dl></div></div><a class="anchor" name="volumeChanged"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname"> volumeChanged</td>
<td>(</td>
<td class="paramtype">float </td>
<td class="paramname"><em>newVolume</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"><p>This signal is emitted whenever the volume has changed. As the
volume can change without a call to setVolume (calls over dbus)
this is important
to keep a widget showing the current volume up to date.
</p><dl compact><dt><b>Signal syntax:</b></dt><dd><code>QObject.connect(source, SIGNAL("volumeChanged(qreal)"), target_slot)</code></dd></dl></div></div><hr><h2>Method Documentation</h2><a class="anchor" name="AudioOutput"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname">__init__</td>
<td>(</td>
<td class="paramtype"> <em>self</em>, </td>
<td class="paramname"></td>
</tr><tr>
<td class="memname"></td>
<td></td>
<td class="paramtype">Phonon::Category </td>
<td class="paramname"><em>category</em>, </td>
</tr>
<tr>
<td class="memname"></td>
<td></td>
<td class="paramtype">QObject </td>
<td class="paramname"><em>parent=0</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"><p>Creates a new AudioOutput that defines output to a physical
device.
</p>
<p>
</p><dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td></td><td valign="top"><em>category</em> </td><td> The category can be used by mixer applications to group volume
controls of applications into categories. That makes it easier for
the user to identify the programs.
The category is also used for the default output device that is
configured centrally. As an example: often users want to have the
audio signal of a VoIP application go to their USB headset while
all other sounds should go to the internal soundcard.
</td></tr>
</table></dl>
<p> </p><dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td></td><td valign="top"><em>parent</em> </td><td> QObject parent
</td></tr>
</table></dl>
<p> <dl class="see" compact><dt><b>See also:</b></dt><dd> Phonon.categoryToString
</dd></dl> <dl class="see" compact><dt><b>See also:</b></dt><dd> outputDevice
</dd></dl>
</p></div></div><a class="anchor" name="AudioOutput"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname">__init__</td>
<td>(</td>
<td class="paramtype"> <em>self</em>, </td>
<td class="paramname"></td>
</tr><tr>
<td class="memname"></td>
<td></td>
<td class="paramtype">QObject </td>
<td class="paramname"><em>parent=0</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="category"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname">Phonon::Category category</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname"><em>self</em> )</td>
<td width="100%"> </td>
</tr>
</table>
</div>
<div class="memdoc"><p>Returns the category of this output.
</p>
<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd> AudioOutput(Phonon.Category, QObject *)
</dd></dl>
</p></div></div><a class="anchor" name="isMuted"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname">bool isMuted</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname"><em>self</em> )</td>
<td width="100%"> </td>
</tr>
</table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="name"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname">QString name</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname"><em>self</em> )</td>
<td width="100%"> </td>
</tr>
</table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="outputDevice"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname">Phonon::ObjectDescription<Phonon::AudioOutputDeviceType> outputDevice</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname"><em>self</em> )</td>
<td width="100%"> </td>
</tr>
</table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="setMuted"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname"> setMuted</td>
<td>(</td>
<td class="paramtype"> <em>self</em>, </td>
<td class="paramname"></td>
</tr><tr>
<td class="memname"></td>
<td></td>
<td class="paramtype">bool </td>
<td class="paramname"><em>mute</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="setName"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname"> setName</td>
<td>(</td>
<td class="paramtype"> <em>self</em>, </td>
<td class="paramname"></td>
</tr><tr>
<td class="memname"></td>
<td></td>
<td class="paramtype">QString </td>
<td class="paramname"><em>newName</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="setOutputDevice"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname">bool setOutputDevice</td>
<td>(</td>
<td class="paramtype"> <em>self</em>, </td>
<td class="paramname"></td>
</tr><tr>
<td class="memname"></td>
<td></td>
<td class="paramtype">Phonon::ObjectDescription<Phonon::AudioOutputDeviceType> </td>
<td class="paramname"><em>newAudioOutputDevice</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="setVolume"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname"> setVolume</td>
<td>(</td>
<td class="paramtype"> <em>self</em>, </td>
<td class="paramname"></td>
</tr><tr>
<td class="memname"></td>
<td></td>
<td class="paramtype">float </td>
<td class="paramname"><em>newVolume</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="setVolumeDecibel"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname"> setVolumeDecibel</td>
<td>(</td>
<td class="paramtype"> <em>self</em>, </td>
<td class="paramname"></td>
</tr><tr>
<td class="memname"></td>
<td></td>
<td class="paramtype">float </td>
<td class="paramname"><em>newVolumeDecibel</em></td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td>
<td></td>
<td width="100%"> </td>
</tr></table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="volume"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname">float volume</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname"><em>self</em> )</td>
<td width="100%"> </td>
</tr>
</table>
</div>
<div class="memdoc"></div></div><a class="anchor" name="volumeDecibel"></a>
<div class="memitem">
<div class="memproto">
<table class="memname"><tr>
<td class="memname">float volumeDecibel</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname"><em>self</em> )</td>
<td width="100%"> </td>
</tr>
</table>
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