diff options
-rw-r--r-- | examples/multimedia/spectrum/app/engine.cpp | 19 | ||||
-rw-r--r-- | examples/multimedia/spectrum/app/engine.h | 1 | ||||
-rw-r--r-- | src/plugins/qnx-audio/audio/qnxaudiooutput.cpp | 39 | ||||
-rw-r--r-- | src/plugins/qnx-audio/audio/qnxaudiooutput.h | 6 |
4 files changed, 65 insertions, 0 deletions
diff --git a/examples/multimedia/spectrum/app/engine.cpp b/examples/multimedia/spectrum/app/engine.cpp index 3a01fa7a7..eae4c8e74 100644 --- a/examples/multimedia/spectrum/app/engine.cpp +++ b/examples/multimedia/spectrum/app/engine.cpp @@ -103,6 +103,23 @@ Engine::Engine(QObject *parent) this, SLOT(spectrumChanged(FrequencySpectrum))); + // This code might misinterpret things like "-something -category". But + // it's unlikely that that needs to be supported so we'll let it go. + QStringList arguments = QCoreApplication::instance()->arguments(); + for (int i = 0; i < arguments.count(); ++i) { + if (arguments.at(i) == QStringLiteral("--")) + break; + + if (arguments.at(i) == QStringLiteral("-category") + || arguments.at(i) == QStringLiteral("--category")) { + ++i; + if (i < arguments.count()) + m_audioOutputCategory = arguments.at(i); + else + --i; + } + } + initialize(); #ifdef DUMP_DATA @@ -494,6 +511,7 @@ bool Engine::initialize() } m_audioOutput = new QAudioOutput(m_audioOutputDevice, m_format, this); m_audioOutput->setNotifyInterval(NotifyIntervalMs); + m_audioOutput->setCategory(m_audioOutputCategory); } } else { if (m_file) @@ -508,6 +526,7 @@ bool Engine::initialize() ENGINE_DEBUG << "Engine::initialize" << "m_bufferLength" << m_bufferLength; ENGINE_DEBUG << "Engine::initialize" << "m_dataLength" << m_dataLength; ENGINE_DEBUG << "Engine::initialize" << "format" << m_format; + ENGINE_DEBUG << "Engine::initialize" << "m_audioOutputCategory" << m_audioOutputCategory; return result; } diff --git a/examples/multimedia/spectrum/app/engine.h b/examples/multimedia/spectrum/app/engine.h index db76d7b42..af08b83cc 100644 --- a/examples/multimedia/spectrum/app/engine.h +++ b/examples/multimedia/spectrum/app/engine.h @@ -287,6 +287,7 @@ private: const QList<QAudioDeviceInfo> m_availableAudioOutputDevices; QAudioDeviceInfo m_audioOutputDevice; QAudioOutput* m_audioOutput; + QString m_audioOutputCategory; qint64 m_playPosition; QBuffer m_audioOutputIODevice; diff --git a/src/plugins/qnx-audio/audio/qnxaudiooutput.cpp b/src/plugins/qnx-audio/audio/qnxaudiooutput.cpp index d08d01e6d..084c5b371 100644 --- a/src/plugins/qnx-audio/audio/qnxaudiooutput.cpp +++ b/src/plugins/qnx-audio/audio/qnxaudiooutput.cpp @@ -214,6 +214,16 @@ qreal QnxAudioOutput::volume() const return m_volume; } +void QnxAudioOutput::setCategory(const QString &category) +{ + m_category = category; +} + +QString QnxAudioOutput::category() const +{ + return m_category; +} + void QnxAudioOutput::pullData() { if (m_state == QAudio::StoppedState || m_state == QAudio::SuspendedState) @@ -303,6 +313,7 @@ bool QnxAudioOutput::open() } snd_pcm_channel_params_t params = QnxAudioUtils::formatToChannelParams(m_format, QAudio::AudioOutput, info.max_fragment_size); + setTypeName(¶ms); if ((errorCode = snd_pcm_plugin_params(m_pcmHandle, ¶ms)) < 0) { qWarning("QnxAudioOutput: open error, couldn't set channel params (0x%x)", -errorCode); @@ -400,6 +411,34 @@ qint64 QnxAudioOutput::write(const char *data, qint64 len) } } +#if _NTO_VERSION >= 700 + +void QnxAudioOutput::setTypeName(snd_pcm_channel_params_t *params) +{ + if (m_category.isEmpty()) + return; + + QByteArray latin1Category = m_category.toLatin1(); + + if (QString::fromLatin1(latin1Category) != m_category) { + qWarning("QnxAudioOutput: audio category name isn't a Latin1 string."); + return; + } + + if (latin1Category.size() >= static_cast<int>(sizeof(params->audio_type_name))) { + qWarning("QnxAudioOutput: audio category name too long."); + return; + } + + strcpy(params->audio_type_name, latin1Category.constData()); +} + +#else + +void QnxAudioOutput::setTypeName(snd_pcm_channel_params_t *) {} + +#endif + QnxPushIODevice::QnxPushIODevice(QnxAudioOutput *output) : QIODevice(output), m_output(output) diff --git a/src/plugins/qnx-audio/audio/qnxaudiooutput.h b/src/plugins/qnx-audio/audio/qnxaudiooutput.h index 5ee69b542..c4fe37516 100644 --- a/src/plugins/qnx-audio/audio/qnxaudiooutput.h +++ b/src/plugins/qnx-audio/audio/qnxaudiooutput.h @@ -47,6 +47,7 @@ #include <QIODevice> #include <sys/asoundlib.h> +#include <sys/neutrino.h> QT_BEGIN_NAMESPACE @@ -80,6 +81,8 @@ public: QAudioFormat format() const Q_DECL_OVERRIDE; void setVolume(qreal volume) Q_DECL_OVERRIDE; qreal volume() const Q_DECL_OVERRIDE; + void setCategory(const QString &category) Q_DECL_OVERRIDE; + QString category() const Q_DECL_OVERRIDE; private slots: void pullData(); @@ -90,6 +93,8 @@ private: void setError(QAudio::Error error); void setState(QAudio::State state); + void setTypeName(snd_pcm_channel_params_t *params); + friend class QnxPushIODevice; qint64 write(const char *data, qint64 len); @@ -102,6 +107,7 @@ private: QAudio::State m_state; QAudioFormat m_format; qreal m_volume; + QString m_category; int m_periodSize; snd_pcm_t *m_pcmHandle; |