qandroidaudiodevice.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include "qandroidaudiodevice_p.h"
 
#include "qopenslesengine_p.h"
 
QT_BEGIN_NAMESPACE
 
QOpenSLESDeviceInfo::QOpenSLESDeviceInfo(const QByteArray &device, const QString &desc, QAudioDevice::Mode mode)
    : QAudioDevicePrivate(device, mode),
      m_engine(QOpenSLESEngine::instance())
{
    description = desc;
 
    auto channels = m_engine->supportedChannelCounts(mode);
    if (channels.size()) {
        minimumChannelCount = channels.first();
        maximumChannelCount = channels.last();
    }
 
    auto sampleRates = m_engine->supportedSampleRates(mode);
    if (sampleRates.size()) {
        minimumSampleRate = sampleRates.first();
        maximumSampleRate = sampleRates.last();
    }
    if (mode == QAudioDevice::Input)
        supportedSampleFormats.append(QAudioFormat::UInt8);
    supportedSampleFormats.append(QAudioFormat::Int16);
 
    preferredFormat.setChannelCount(2);
    preferredFormat.setSampleRate(48000);
    QAudioFormat::SampleFormat f = QAudioFormat::Int16;
    if (!supportedSampleFormats.contains(f))
        f = supportedSampleFormats.value(0, QAudioFormat::Unknown);
    preferredFormat.setSampleFormat(f);
}
 
QT_END_NAMESPACE