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/* |
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* JSampler - a java front-end for LinuxSampler |
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* |
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* Copyright (C) 2005-2006 Grigor Iliev <grigor@grigoriliev.com> |
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* |
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* This file is part of JSampler. |
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* |
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* JSampler is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 |
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* as published by the Free Software Foundation. |
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* |
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* JSampler is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with JSampler; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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|
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package org.jsampler.task; |
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|
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import java.util.logging.Level; |
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|
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import org.jsampler.AudioDeviceModel; |
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import org.jsampler.CC; |
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import org.jsampler.HF; |
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import org.jsampler.SamplerModel; |
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|
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import org.linuxsampler.lscp.AudioOutputDevice; |
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import org.linuxsampler.lscp.AudioOutputDriver; |
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import org.linuxsampler.lscp.Parameter; |
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|
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import static org.jsampler.JSI18n.i18n; |
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|
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|
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/** |
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* Provides the audio specific tasks. |
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* @author Grigor Iliev |
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*/ |
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public class Audio { |
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/** Forbits the instantiation of this class. */ |
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private Audio() { } |
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|
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/** |
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* This task retrieves all audio output drivers currently |
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* available for the LinuxSampler instance. |
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*/ |
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public static class GetDrivers extends EnhancedTask<AudioOutputDriver[]> { |
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/** Creates a new instance of <code>GetDrivers</code>. */ |
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public |
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GetDrivers() { |
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setTitle("Audio.GetDrivers_task"); |
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setDescription(i18n.getMessage("Audio.GetDrivers.desc")); |
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} |
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|
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/** The entry point of the task. */ |
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public void |
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run() { |
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try { setResult(CC.getClient().getAudioOutputDrivers()); } |
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catch(Exception x) { |
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setErrorMessage(getDescription() + ": " + HF.getErrorMessage(x)); |
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CC.getLogger().log(Level.FINE, getErrorMessage(), x); |
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} |
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} |
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} |
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|
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/** |
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* This task creates a new audio output device. |
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*/ |
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public static class CreateDevice extends EnhancedTask<Integer> { |
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private String driver; |
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private Parameter[] parameters; |
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|
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|
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/** |
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* Creates a new instance of <code>CreateDevice</code>. |
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* @param driver The desired audio output system. |
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* @param parameters An optional list of driver specific parameters. |
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*/ |
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public |
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CreateDevice(String driver, Parameter... parameters) { |
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setTitle("Audio.CreateDevice_task"); |
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setDescription(i18n.getMessage("Audio.CreateDevice.desc")); |
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|
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this.driver = driver; |
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this.parameters = parameters; |
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} |
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|
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/** The entry point of the task. */ |
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public void |
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run() { |
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try { |
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Integer deviceId = |
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CC.getClient().createAudioOutputDevice(driver, parameters); |
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setResult(deviceId); |
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} catch(Exception x) { |
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setErrorMessage(getDescription() + ": " + HF.getErrorMessage(x)); |
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CC.getLogger().log(Level.FINE, getErrorMessage(), x); |
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} |
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} |
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} |
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|
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/** |
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* This task destroys the specified audio output device. |
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*/ |
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public static class DestroyDevice extends EnhancedTask { |
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private int deviceId; |
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|
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|
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/** |
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* Creates a new instance of <code>DestroyDevice</code>. |
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* @param deviceId The ID of the audio output device to be destroyed. |
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*/ |
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public |
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DestroyDevice(int deviceId) { |
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setTitle("Audio.DestroyDevice_task"); |
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setDescription(i18n.getMessage("Audio.DestroyDevice.desc", deviceId)); |
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|
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this.deviceId = deviceId; |
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} |
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|
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/** The entry point of the task. */ |
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public void |
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run() { |
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try { CC.getClient().destroyAudioOutputDevice(deviceId); } |
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catch(Exception x) { |
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setErrorMessage(getDescription() + ": " + HF.getErrorMessage(x)); |
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CC.getLogger().log(Level.FINE, getErrorMessage(), x); |
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} |
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} |
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} |
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|
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/** |
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* This task enables/disables a specific audio output device. |
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*/ |
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public static class EnableDevice extends EnhancedTask { |
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private int dev; |
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private boolean enable; |
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|
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/** |
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* Creates new instance of <code>EnableDevice</code>. |
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* @param dev The id of the device to be enabled/disabled. |
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* @param enable Specify <code>true</code> to enable the audio device; |
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* code>false</code> to disable it. |
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*/ |
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public |
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EnableDevice(int dev, boolean enable) { |
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setTitle("Audio.EnableDevice_task"); |
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setDescription(i18n.getMessage("Audio.EnableDevice.desc", dev)); |
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|
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this.dev = dev; |
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this.enable = enable; |
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} |
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|
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/** The entry point of the task. */ |
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public void |
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run() { |
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try { |
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CC.getClient().enableAudioOutputDevice(dev, enable); |
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|
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// Not needed, but eventually speeds up the change. |
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CC.getSamplerModel().getAudioDeviceModel(dev).setActive(enable); |
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} catch(Exception x) { |
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setErrorMessage(getDescription() + ": " + HF.getErrorMessage(x)); |
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CC.getLogger().log(Level.FINE, getErrorMessage(), x); |
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} |
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} |
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} |
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|
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/** |
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* This task alters a specific setting of an audio output channel. |
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*/ |
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public static class SetChannelParameter extends EnhancedTask { |
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private int dev; |
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private int channel; |
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private Parameter prm; |
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|
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/** |
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* Creates new instance of <code>SetChannelParameter</code>. |
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* @param dev The id of the device whose port parameter should be set. |
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* @param channel The channel number. |
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* @param prm The parameter to be set. |
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*/ |
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public |
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SetChannelParameter(int dev, int channel, Parameter prm) { |
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setTitle("Audio.SetChannelParameter_task"); |
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setDescription(i18n.getMessage("Audio.SetChannelParameter.desc")); |
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|
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this.dev = dev; |
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this.channel = channel; |
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this.prm = prm; |
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} |
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|
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/** The entry point of the task. */ |
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public void |
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run() { |
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try { CC.getClient().setAudioOutputChannelParameter(dev, channel, prm); } |
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catch(Exception x) { |
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setErrorMessage(getDescription() + ": " + HF.getErrorMessage(x)); |
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CC.getLogger().log(Level.FINE, getErrorMessage(), x); |
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} |
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} |
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} |
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|
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/** |
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* This task changes the channel number of the speicifed audio output device. |
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*/ |
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public static class SetChannelCount extends EnhancedTask { |
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private int deviceId; |
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private int channels; |
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|
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/** |
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* Creates new instance of <code>SetChannelCount</code>. |
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* @param deviceId The id of the device whose channels number will be changed. |
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* @param channels The new number of audio channels. |
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*/ |
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public |
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SetChannelCount(int deviceId, int channels) { |
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setTitle("SetAudioOutputChannelCount_task"); |
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setDescription(i18n.getMessage("Audio.SetChannelCount.desc", deviceId)); |
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|
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this.deviceId = deviceId; |
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this.channels = channels; |
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} |
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|
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/** The entry point of the task. */ |
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public void |
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run() { |
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try { CC.getClient().setAudioOutputChannelCount(deviceId, channels); } |
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catch(Exception x) { |
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setErrorMessage(getDescription() + ": " + HF.getErrorMessage(x)); |
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CC.getLogger().log(Level.FINE, getErrorMessage(), x); |
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} |
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} |
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} |
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|
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|
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/** |
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* This task updates the setting of an audio output device. |
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*/ |
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public static class UpdateDeviceInfo extends EnhancedTask { |
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private int dev; |
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|
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/** |
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* Creates new instance of <code>UpdateDeviceInfo</code>. |
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* @param dev The id of the device, which settings should be updated. |
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*/ |
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public |
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UpdateDeviceInfo(int dev) { |
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setTitle("Audio.UpdateDeviceInfo_task"); |
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setDescription(i18n.getMessage("Audio.UpdateDeviceInfo.desc", dev)); |
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|
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this.dev = dev; |
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} |
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|
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/** The entry point of the task. */ |
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public void |
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run() { |
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try { |
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AudioOutputDevice d = CC.getClient().getAudioOutputDeviceInfo(dev); |
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CC.getSamplerModel().getAudioDeviceModel(dev).setDeviceInfo(d); |
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} catch(Exception x) { |
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setErrorMessage(getDescription() + ": " + HF.getErrorMessage(x)); |
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CC.getLogger().log(Level.FINE, getErrorMessage(), x); |
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} |
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} |
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} |
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|
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/** |
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* This task updates the audio output device list. |
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*/ |
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public static class UpdateDevices extends EnhancedTask { |
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/** Creates a new instance of <code>UpdateDevices</code>. */ |
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public |
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UpdateDevices() { |
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setTitle("Audio.UpdateDevices_task"); |
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setDescription(i18n.getMessage("Audio.UpdateDevices.desc")); |
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} |
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|
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/** The entry point of the task. */ |
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public void |
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run() { |
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try { |
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SamplerModel sm = CC.getSamplerModel(); |
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Integer[] devIDs = CC.getClient().getAudioOutputDeviceIDs(); |
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|
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boolean found = false; |
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|
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for(AudioDeviceModel m : sm.getAudioDeviceModels()) { |
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for(int i = 0; i < devIDs.length; i++) { |
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if(m.getDeviceId() == devIDs[i]) { |
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devIDs[i] = -1; |
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found = true; |
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} |
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} |
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|
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if(!found) sm.removeAudioDevice(m.getDeviceId()); |
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found = false; |
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} |
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|
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AudioOutputDevice d; |
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|
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for(int id : devIDs) { |
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if(id >= 0) { |
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d = CC.getClient().getAudioOutputDeviceInfo(id); |
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sm.addAudioDevice(d); |
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} |
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} |
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} catch(Exception x) { |
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setErrorMessage(getDescription() + ": " + HF.getErrorMessage(x)); |
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CC.getLogger().log(Level.FINE, getErrorMessage(), x); |
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} |
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} |
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} |
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|
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} |