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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.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(QOpenSLESEngine::getOutputValue(QOpenSLESEngine::SampleRate, 48000));
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
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