qt-everywhere-src-5.14.1/qtmultimedia/src/plugins/pulseaudio/qaudiodeviceinfo_pulse.cpp

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#include "qaudiodeviceinfo_pulse.h"
#include "qpulseaudioengine.h"
#include "qpulsehelpers.h"

QT_BEGIN_NAMESPACE

QPulseAudioDeviceInfo::QPulseAudioDeviceInfo(const QByteArray &device, QAudio::Mode mode)
    : m_device(device)
    , m_mode(mode)
{
}

bool QPulseAudioDeviceInfo::isFormatSupported(const QAudioFormat &format) const
{
    pa_sample_spec spec = QPulseAudioInternal::audioFormatToSampleSpec(format);
    if (!pa_sample_spec_valid(&spec))
        return false;

    return true;
}

QAudioFormat QPulseAudioDeviceInfo::preferredFormat() const
{
    QPulseAudioEngine *pulseEngine = QPulseAudioEngine::instance();
    QAudioFormat format = pulseEngine->m_preferredFormats.value(m_device);
    return format;
}

QString QPulseAudioDeviceInfo::deviceName() const
{
    return m_device;
}

QStringList QPulseAudioDeviceInfo::supportedCodecs()
{
    return QStringList() << "audio/pcm";
}

QList<int> QPulseAudioDeviceInfo::supportedSampleRates()
{
    return QList<int>() << 8000 << 11025 << 22050 << 44100 << 48000;
}

QList<int> QPulseAudioDeviceInfo::supportedChannelCounts()
{
    return QList<int>() << 1 << 2 << 4 << 6 << 8;
}

QList<int> QPulseAudioDeviceInfo::supportedSampleSizes()
{
    return QList<int>() << 8 << 16 << 24 << 32;
}

QList<QAudioFormat::Endian> QPulseAudioDeviceInfo::supportedByteOrders()
{
    return QList<QAudioFormat::Endian>() << QAudioFormat::BigEndian << QAudioFormat::LittleEndian;
}

QList<QAudioFormat::SampleType> QPulseAudioDeviceInfo::supportedSampleTypes()
{
    return QList<QAudioFormat::SampleType>() << QAudioFormat::SignedInt << QAudioFormat::UnSignedInt << QAudioFormat::Float;
}

QT_END_NAMESPACE