|
1 /**************************************************************************** |
|
2 ** |
|
3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
|
4 ** All rights reserved. |
|
5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
|
6 ** |
|
7 ** This file is part of the examples of the Qt Toolkit. |
|
8 ** |
|
9 ** $QT_BEGIN_LICENSE:LGPL$ |
|
10 ** No Commercial Usage |
|
11 ** This file contains pre-release code and may not be distributed. |
|
12 ** You may use this file in accordance with the terms and conditions |
|
13 ** contained in the Technology Preview License Agreement accompanying |
|
14 ** this package. |
|
15 ** |
|
16 ** GNU Lesser General Public License Usage |
|
17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
|
18 ** General Public License version 2.1 as published by the Free Software |
|
19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
|
20 ** packaging of this file. Please review the following information to |
|
21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
|
22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
|
23 ** |
|
24 ** In addition, as a special exception, Nokia gives you certain additional |
|
25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
|
26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
|
27 ** |
|
28 ** If you have questions regarding the use of this file, please contact |
|
29 ** Nokia at qt-info@nokia.com. |
|
30 ** |
|
31 ** |
|
32 ** |
|
33 ** |
|
34 ** |
|
35 ** |
|
36 ** |
|
37 ** |
|
38 ** $QT_END_LICENSE$ |
|
39 ** |
|
40 ****************************************************************************/ |
|
41 |
|
42 |
|
43 #include <QDebug> |
|
44 #include <QAudioDeviceInfo> |
|
45 |
|
46 #include "audiodevices.h" |
|
47 |
|
48 AudioDevicesBase::AudioDevicesBase( QMainWindow *parent, Qt::WFlags f ) |
|
49 { |
|
50 Q_UNUSED(parent) |
|
51 Q_UNUSED(f) |
|
52 setupUi( this ); |
|
53 } |
|
54 |
|
55 AudioDevicesBase::~AudioDevicesBase() {} |
|
56 |
|
57 |
|
58 AudioTest::AudioTest( QMainWindow *parent, Qt::WFlags f ) |
|
59 : AudioDevicesBase( parent, f ) |
|
60 { |
|
61 nearestFreq->setDisabled(true); |
|
62 nearestChannel->setDisabled(true); |
|
63 nearestCodec->setDisabled(true); |
|
64 nearestSampleSize->setDisabled(true); |
|
65 nearestSampleType->setDisabled(true); |
|
66 nearestEndian->setDisabled(true); |
|
67 logOutput->setDisabled(true); |
|
68 |
|
69 mode = QAudio::AudioOutput; |
|
70 modeBox->addItem("Input"); |
|
71 modeBox->addItem("Output"); |
|
72 |
|
73 connect(testButton,SIGNAL(clicked()),SLOT(test())); |
|
74 connect(modeBox,SIGNAL(activated(int)),SLOT(modeChanged(int))); |
|
75 connect(deviceBox,SIGNAL(activated(int)),SLOT(deviceChanged(int))); |
|
76 connect(frequencyBox,SIGNAL(activated(int)),SLOT(freqChanged(int))); |
|
77 connect(channelsBox,SIGNAL(activated(int)),SLOT(channelChanged(int))); |
|
78 connect(codecsBox,SIGNAL(activated(int)),SLOT(codecChanged(int))); |
|
79 connect(sampleSizesBox,SIGNAL(activated(int)),SLOT(sampleSizeChanged(int))); |
|
80 connect(sampleTypesBox,SIGNAL(activated(int)),SLOT(sampleTypeChanged(int))); |
|
81 connect(endianBox,SIGNAL(activated(int)),SLOT(endianChanged(int))); |
|
82 |
|
83 modeBox->setCurrentIndex(0); |
|
84 modeChanged(0); |
|
85 deviceBox->setCurrentIndex(0); |
|
86 deviceChanged(0); |
|
87 } |
|
88 |
|
89 AudioTest::~AudioTest() |
|
90 { |
|
91 } |
|
92 |
|
93 void AudioTest::test() |
|
94 { |
|
95 // tries to set all the settings picked. |
|
96 logOutput->clear(); |
|
97 logOutput->append("NOTE: an invalid codec audio/test exists for testing, to get a fail condition."); |
|
98 |
|
99 if (!deviceInfo.isNull()) { |
|
100 if (deviceInfo.isFormatSupported(settings)) { |
|
101 logOutput->append("Success"); |
|
102 nearestFreq->setText(""); |
|
103 nearestChannel->setText(""); |
|
104 nearestCodec->setText(""); |
|
105 nearestSampleSize->setText(""); |
|
106 nearestSampleType->setText(""); |
|
107 nearestEndian->setText(""); |
|
108 } else { |
|
109 QAudioFormat nearest = deviceInfo.nearestFormat(settings); |
|
110 logOutput->append(tr("Failed")); |
|
111 nearestFreq->setText(QString("%1").arg(nearest.frequency())); |
|
112 nearestChannel->setText(QString("%1").arg(nearest.channels())); |
|
113 nearestCodec->setText(nearest.codec()); |
|
114 nearestSampleSize->setText(QString("%1").arg(nearest.sampleSize())); |
|
115 |
|
116 switch(nearest.sampleType()) { |
|
117 case QAudioFormat::SignedInt: |
|
118 nearestSampleType->setText("SignedInt"); |
|
119 break; |
|
120 case QAudioFormat::UnSignedInt: |
|
121 nearestSampleType->setText("UnSignedInt"); |
|
122 break; |
|
123 case QAudioFormat::Float: |
|
124 nearestSampleType->setText("Float"); |
|
125 break; |
|
126 case QAudioFormat::Unknown: |
|
127 nearestSampleType->setText("Unknown"); |
|
128 } |
|
129 switch(nearest.byteOrder()) { |
|
130 case QAudioFormat::LittleEndian: |
|
131 nearestEndian->setText("LittleEndian"); |
|
132 break; |
|
133 case QAudioFormat::BigEndian: |
|
134 nearestEndian->setText("BigEndian"); |
|
135 } |
|
136 } |
|
137 } |
|
138 else |
|
139 logOutput->append("No Device"); |
|
140 } |
|
141 |
|
142 void AudioTest::modeChanged(int idx) |
|
143 { |
|
144 // mode has changed |
|
145 if(idx == 0) |
|
146 mode=QAudio::AudioInput; |
|
147 else |
|
148 mode=QAudio::AudioOutput; |
|
149 |
|
150 deviceBox->clear(); |
|
151 foreach (const QAudioDeviceInfo &deviceInfo, QAudioDeviceInfo::deviceList(mode)) |
|
152 deviceBox->addItem(deviceInfo.deviceName(), qVariantFromValue(deviceInfo)); |
|
153 } |
|
154 |
|
155 void AudioTest::deviceChanged(int idx) |
|
156 { |
|
157 if (deviceBox->count() == 0) |
|
158 return; |
|
159 |
|
160 // device has changed |
|
161 deviceInfo = deviceBox->itemData(idx).value<QAudioDeviceInfo>(); |
|
162 |
|
163 frequencyBox->clear(); |
|
164 QList<int> freqz = deviceInfo.supportedFrequencies(); |
|
165 for(int i = 0; i < freqz.size(); ++i) |
|
166 frequencyBox->addItem(QString("%1").arg(freqz.at(i))); |
|
167 if(freqz.size()) |
|
168 settings.setFrequency(freqz.at(0)); |
|
169 |
|
170 channelsBox->clear(); |
|
171 QList<int> chz = deviceInfo.supportedChannels(); |
|
172 for(int i = 0; i < chz.size(); ++i) |
|
173 channelsBox->addItem(QString("%1").arg(chz.at(i))); |
|
174 if(chz.size()) |
|
175 settings.setChannels(chz.at(0)); |
|
176 |
|
177 codecsBox->clear(); |
|
178 QStringList codecz = deviceInfo.supportedCodecs(); |
|
179 for(int i = 0; i < codecz.size(); ++i) |
|
180 codecsBox->addItem(QString("%1").arg(codecz.at(i))); |
|
181 if(codecz.size()) |
|
182 settings.setCodec(codecz.at(0)); |
|
183 // Add false to create failed condition! |
|
184 codecsBox->addItem("audio/test"); |
|
185 |
|
186 sampleSizesBox->clear(); |
|
187 QList<int> sampleSizez = deviceInfo.supportedSampleSizes(); |
|
188 for(int i = 0; i < sampleSizez.size(); ++i) |
|
189 sampleSizesBox->addItem(QString("%1").arg(sampleSizez.at(i))); |
|
190 if(sampleSizez.size()) |
|
191 settings.setSampleSize(sampleSizez.at(0)); |
|
192 |
|
193 sampleTypesBox->clear(); |
|
194 QList<QAudioFormat::SampleType> sampleTypez = deviceInfo.supportedSampleTypes(); |
|
195 for(int i = 0; i < sampleTypez.size(); ++i) { |
|
196 switch(sampleTypez.at(i)) { |
|
197 case QAudioFormat::SignedInt: |
|
198 sampleTypesBox->addItem("SignedInt"); |
|
199 break; |
|
200 case QAudioFormat::UnSignedInt: |
|
201 sampleTypesBox->addItem("UnSignedInt"); |
|
202 break; |
|
203 case QAudioFormat::Float: |
|
204 sampleTypesBox->addItem("Float"); |
|
205 break; |
|
206 case QAudioFormat::Unknown: |
|
207 sampleTypesBox->addItem("Unknown"); |
|
208 } |
|
209 if(sampleTypez.size()) |
|
210 settings.setSampleType(sampleTypez.at(0)); |
|
211 } |
|
212 |
|
213 endianBox->clear(); |
|
214 QList<QAudioFormat::Endian> endianz = deviceInfo.supportedByteOrders(); |
|
215 for(int i = 0; i < endianz.size(); ++i) { |
|
216 switch(endianz.at(i)) { |
|
217 case QAudioFormat::LittleEndian: |
|
218 endianBox->addItem("Little Endian"); |
|
219 break; |
|
220 case QAudioFormat::BigEndian: |
|
221 endianBox->addItem("Big Endian"); |
|
222 break; |
|
223 } |
|
224 } |
|
225 if(endianz.size()) |
|
226 settings.setByteOrder(endianz.at(0)); |
|
227 } |
|
228 |
|
229 void AudioTest::freqChanged(int idx) |
|
230 { |
|
231 // freq has changed |
|
232 settings.setFrequency(frequencyBox->itemText(idx).toInt()); |
|
233 } |
|
234 |
|
235 void AudioTest::channelChanged(int idx) |
|
236 { |
|
237 settings.setChannels(channelsBox->itemText(idx).toInt()); |
|
238 } |
|
239 |
|
240 void AudioTest::codecChanged(int idx) |
|
241 { |
|
242 settings.setCodec(codecsBox->itemText(idx)); |
|
243 } |
|
244 |
|
245 void AudioTest::sampleSizeChanged(int idx) |
|
246 { |
|
247 settings.setSampleSize(sampleSizesBox->itemText(idx).toInt()); |
|
248 } |
|
249 |
|
250 void AudioTest::sampleTypeChanged(int idx) |
|
251 { |
|
252 switch(sampleTypesBox->itemText(idx).toInt()) { |
|
253 case QAudioFormat::SignedInt: |
|
254 settings.setSampleType(QAudioFormat::SignedInt); |
|
255 break; |
|
256 case QAudioFormat::UnSignedInt: |
|
257 settings.setSampleType(QAudioFormat::UnSignedInt); |
|
258 break; |
|
259 case QAudioFormat::Float: |
|
260 settings.setSampleType(QAudioFormat::Float); |
|
261 } |
|
262 } |
|
263 |
|
264 void AudioTest::endianChanged(int idx) |
|
265 { |
|
266 switch(endianBox->itemText(idx).toInt()) { |
|
267 case QAudioFormat::LittleEndian: |
|
268 settings.setByteOrder(QAudioFormat::LittleEndian); |
|
269 break; |
|
270 case QAudioFormat::BigEndian: |
|
271 settings.setByteOrder(QAudioFormat::BigEndian); |
|
272 } |
|
273 } |
|
274 |