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Diffstat (limited to 'src/plugins/opensles/qopenslesdeviceinfo.cpp')
-rw-r--r-- | src/plugins/opensles/qopenslesdeviceinfo.cpp | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/plugins/opensles/qopenslesdeviceinfo.cpp b/src/plugins/opensles/qopenslesdeviceinfo.cpp new file mode 100644 index 000000000..8301beaa5 --- /dev/null +++ b/src/plugins/opensles/qopenslesdeviceinfo.cpp @@ -0,0 +1,115 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qopenslesdeviceinfo.h" + +#include "qopenslesengine.h" + +QT_BEGIN_NAMESPACE + +QOpenSLESDeviceInfo::QOpenSLESDeviceInfo(const QByteArray &device, QAudio::Mode mode) + : m_engine(QOpenSLESEngine::instance()) + , m_device(device) + , m_mode(mode) +{ +} + +bool QOpenSLESDeviceInfo::isFormatSupported(const QAudioFormat &format) const +{ + QOpenSLESDeviceInfo *that = const_cast<QOpenSLESDeviceInfo*>(this); + return that->supportedCodecs().contains(format.codec()) + && that->supportedSampleRates().contains(format.sampleRate()) + && that->supportedChannelCounts().contains(format.channelCount()) + && that->supportedSampleSizes().contains(format.sampleSize()) + && that->supportedByteOrders().contains(format.byteOrder()) + && that->supportedSampleTypes().contains(format.sampleType()); +} + +QAudioFormat QOpenSLESDeviceInfo::preferredFormat() const +{ + QAudioFormat format; + format.setCodec(QStringLiteral("audio/pcm")); + format.setSampleSize(16); + format.setSampleType(QAudioFormat::SignedInt); + format.setSampleRate(44100); + format.setChannelCount(m_mode == QAudio::AudioInput ? 1 : 2); + return format; +} + +QString QOpenSLESDeviceInfo::deviceName() const +{ + return m_device; +} + +QStringList QOpenSLESDeviceInfo::supportedCodecs() +{ + return QStringList() << QStringLiteral("audio/pcm"); +} + +QList<int> QOpenSLESDeviceInfo::supportedSampleRates() +{ + return m_engine->supportedSampleRates(m_mode); +} + +QList<int> QOpenSLESDeviceInfo::supportedChannelCounts() +{ + return m_engine->supportedChannelCounts(m_mode); +} + +QList<int> QOpenSLESDeviceInfo::supportedSampleSizes() +{ + if (m_mode == QAudio::AudioInput) + return QList<int>() << 16; + else + return QList<int>() << 8 << 16; +} + +QList<QAudioFormat::Endian> QOpenSLESDeviceInfo::supportedByteOrders() +{ + return QList<QAudioFormat::Endian>() << QAudioFormat::LittleEndian; +} + +QList<QAudioFormat::SampleType> QOpenSLESDeviceInfo::supportedSampleTypes() +{ + return QList<QAudioFormat::SampleType>() << QAudioFormat::SignedInt; +} + +QT_END_NAMESPACE |