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| |
| #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 |