diff options
Diffstat (limited to 'src/imports/audioengine/qaudioengine_openal_p.cpp')
| -rw-r--r-- | src/imports/audioengine/qaudioengine_openal_p.cpp | 433 |
1 files changed, 0 insertions, 433 deletions
diff --git a/src/imports/audioengine/qaudioengine_openal_p.cpp b/src/imports/audioengine/qaudioengine_openal_p.cpp deleted file mode 100644 index d9038c2bb..000000000 --- a/src/imports/audioengine/qaudioengine_openal_p.cpp +++ /dev/null @@ -1,433 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the plugins 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 "qaudioengine_openal_p.h" - -#include <QtCore/QMutex> -#include <QtCore/QThread> -#include <QtNetwork/QNetworkRequest> -#include <QtNetwork/QNetworkReply> -#include <QtNetwork/QNetworkAccessManager> - -#include "qsamplecache_p.h" - -#include "qdebug.h" - -#define DEBUG_AUDIOENGINE - -QT_USE_NAMESPACE - -QSoundBufferPrivateAL::QSoundBufferPrivateAL(QObject *parent) - : QSoundBuffer(parent) -{ -} - - -StaticSoundBufferAL::StaticSoundBufferAL(QObject *parent, const QUrl &url, QSampleCache *sampleLoader) - : QSoundBufferPrivateAL(parent), - m_ref(1), - m_url(url), - m_alBuffer(0), - m_state(Creating), - m_sample(0), - m_sampleLoader(sampleLoader) -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "creating new StaticSoundBufferOpenAL"; -#endif -} - -StaticSoundBufferAL::~StaticSoundBufferAL() -{ - if (m_sample) - m_sample->release(); - - if (m_alBuffer != 0) { - alGetError(); // clear error - alDeleteBuffers(1, &m_alBuffer); - QAudioEnginePrivate::checkNoError("delete buffer"); - } -} - -QSoundBuffer::State StaticSoundBufferAL::state() const -{ - return m_state; -} - -void StaticSoundBufferAL::load() -{ - if (m_state == Loading || m_state == Ready) - return; - - m_state = Loading; - emit stateChanged(m_state); - - m_sample = m_sampleLoader->requestSample(m_url); - connect(m_sample, SIGNAL(error()), this, SLOT(decoderError())); - connect(m_sample, SIGNAL(ready()), this, SLOT(sampleReady())); - switch (m_sample->state()) { - case QSample::Ready: - sampleReady(); - break; - case QSample::Error: - decoderError(); - break; - default: - break; - } -} - -void StaticSoundBufferAL::bindToSource(ALuint alSource) -{ - Q_ASSERT(m_alBuffer != 0); - alSourcei(alSource, AL_BUFFER, m_alBuffer); -} - -void StaticSoundBufferAL::unbindFromSource(ALuint alSource) -{ - alSourcei(alSource, AL_BUFFER, 0); -} - -void StaticSoundBufferAL::sampleReady() -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "StaticSoundBufferOpenAL:sample[" << m_url << "] loaded"; -#endif - - disconnect(m_sample, SIGNAL(error()), this, SLOT(decoderError())); - disconnect(m_sample, SIGNAL(ready()), this, SLOT(sampleReady())); - - if (m_sample->data().size() > 1024 * 1024 * 4) { - qWarning() << "source [" << m_url << "] size too large!"; - decoderError(); - return; - } - - if (m_sample->format().channelCount() > 2) { - qWarning() << "source [" << m_url << "] channel > 2!"; - decoderError(); - return; - } - - ALenum alFormat = 0; - if (m_sample->format().sampleSize() == 8) { - alFormat = m_sample->format().channelCount() == 1 ? AL_FORMAT_MONO8 : AL_FORMAT_STEREO8; - } else if (m_sample->format().sampleSize() == 16) { - alFormat = m_sample->format().channelCount() == 1 ? AL_FORMAT_MONO16 : AL_FORMAT_STEREO16; - } else { - qWarning() << "source [" << m_url << "] invalid sample size:" - << m_sample->format().sampleSize() << "(should be 8 or 16)"; - decoderError(); - return; - } - - alGenBuffers(1, &m_alBuffer); - if (!QAudioEnginePrivate::checkNoError("create buffer")) { - decoderError(); - return; - } - alBufferData(m_alBuffer, alFormat, m_sample->data().data(), - m_sample->data().size(), m_sample->format().sampleRate()); - if (!QAudioEnginePrivate::checkNoError("fill buffer")) { - decoderError(); - return; - } - - m_sample->release(); - m_sample = 0; - - m_state = Ready; - emit stateChanged(m_state); - emit ready(); -} - -void StaticSoundBufferAL::decoderError() -{ - qWarning() << "loading [" << m_url << "] failed"; - - disconnect(m_sample, SIGNAL(error()), this, SLOT(decoderError())); - disconnect(m_sample, SIGNAL(ready()), this, SLOT(sampleReady())); - - m_sample->release(); - m_sample = 0; - - m_state = Error; - emit stateChanged(m_state); - emit error(); -} - - -///////////////////////////////////////////////////////////////// -QAudioEnginePrivate::QAudioEnginePrivate(QObject *parent) - : QObject(parent) -{ - m_updateTimer.setInterval(200); - connect(&m_updateTimer, SIGNAL(timeout()), this, SLOT(updateSoundSources())); - - m_sampleLoader = new QSampleCache(this); - m_sampleLoader->setCapacity(0); - connect(m_sampleLoader, SIGNAL(isLoadingChanged()), this, SIGNAL(isLoadingChanged())); - -#ifdef DEBUG_AUDIOENGINE - qDebug() << "default openal device = " << alcGetString(NULL, ALC_DEFAULT_DEVICE_SPECIFIER); - - const ALCchar* devNames = alcGetString(NULL, ALC_DEVICE_SPECIFIER); - int cc = 0; - qDebug() << "device list:"; - while (true) { - qDebug() << " " << devNames + cc; - while (devNames[cc] != 0) - ++cc; - ++cc; - if (devNames[cc] == 0) - break; - } -#endif - - ALCdevice *device = alcOpenDevice(0); - if (!device) { - qWarning() << "Can not create openal device!"; - return; - } - - ALCcontext* context = alcCreateContext(device, 0); - if (!context) { - qWarning() << "Can not create openal context!"; - return; - } - alcMakeContextCurrent(context); - alDistanceModel(AL_NONE); - alDopplerFactor(0); -} - -QAudioEnginePrivate::~QAudioEnginePrivate() -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QAudioEnginePrivate::dtor"; -#endif - const QObjectList children = this->children(); - for (QObject *child : children) { - QSoundSourcePrivate* s = qobject_cast<QSoundSourcePrivate*>(child); - if (!s) - continue; - s->release(); - } - - for (QSoundBufferPrivateAL *buffer : qAsConst(m_staticBufferPool)) { - delete buffer; - } - m_staticBufferPool.clear(); - - delete m_sampleLoader; - - ALCcontext* context = alcGetCurrentContext(); - ALCdevice *device = alcGetContextsDevice(context); - alcDestroyContext(context); - alcCloseDevice(device); -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QAudioEnginePrivate::dtor: all done"; -#endif -} - -bool QAudioEnginePrivate::isLoading() const -{ - return m_sampleLoader->isLoading(); -} - -QSoundSource* QAudioEnginePrivate::createSoundSource() -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QAudioEnginePrivate::createSoundSource()"; -#endif - QSoundSourcePrivate *instance = NULL; - if (m_instancePool.count() == 0) { - instance = new QSoundSourcePrivate(this); - } else { - instance = m_instancePool.front(); - m_instancePool.pop_front(); - } - connect(instance, SIGNAL(activate(QObject*)), this, SLOT(soundSourceActivate(QObject*))); - return instance; -} - -void QAudioEnginePrivate::releaseSoundSource(QSoundSource *soundInstance) -{ - QSoundSourcePrivate *privInstance = static_cast<QSoundSourcePrivate*>(soundInstance); -#ifdef DEBUG_AUDIOENGINE - qDebug() << "recycle soundInstance" << privInstance; -#endif - privInstance->unbindBuffer(); - m_instancePool.push_front(privInstance); - m_activeInstances.removeOne(privInstance); -} - -QSoundBuffer* QAudioEnginePrivate::getStaticSoundBuffer(const QUrl& url) -{ - StaticSoundBufferAL *staticBuffer = NULL; - QMap<QUrl, QSoundBufferPrivateAL*>::iterator it = m_staticBufferPool.find(url); - if (it == m_staticBufferPool.end()) { - staticBuffer = new StaticSoundBufferAL(this, url, m_sampleLoader); - m_staticBufferPool.insert(url, staticBuffer); - } else { - staticBuffer = static_cast<StaticSoundBufferAL*>(*it); - staticBuffer->addRef(); - } - return staticBuffer; -} - -void QAudioEnginePrivate::releaseSoundBuffer(QSoundBuffer *buffer) -{ -#ifdef DEBUG_AUDIOENGINE - qDebug() << "QAudioEnginePrivate: recycle sound buffer"; -#endif - if (StaticSoundBufferAL *staticBuffer = qobject_cast<StaticSoundBufferAL *>(buffer)) { - //decrement the reference count, still kept in memory for reuse - staticBuffer->release(); - //TODO implement some resource recycle strategy - } else { - //TODO - Q_ASSERT(0); - qWarning() << "Unknown soundbuffer type for recycle" << buffer; - } -} - -bool QAudioEnginePrivate::checkNoError(const char *msg) -{ - ALenum error = alGetError(); - if (error != AL_NO_ERROR) { - qWarning() << "Failed on" << msg << "[OpenAL error code =" << error << "]"; - return false; - } - return true; -} - -QVector3D QAudioEnginePrivate::listenerPosition() const -{ - ALfloat x, y, z; - alGetListener3f(AL_POSITION, &x, &y, &z); - checkNoError("get listener position"); - return QVector3D(x, y, z); -} - -QVector3D QAudioEnginePrivate::listenerVelocity() const -{ - ALfloat x, y, z; - alGetListener3f(AL_VELOCITY, &x, &y, &z); - checkNoError("get listener velocity"); - return QVector3D(x, y, z); -} - -qreal QAudioEnginePrivate::listenerGain() const -{ - ALfloat gain; - alGetListenerf(AL_GAIN, &gain); - checkNoError("get listener gain"); - return gain; -} - -void QAudioEnginePrivate::setListenerPosition(const QVector3D& position) -{ - alListener3f(AL_POSITION, position.x(), position.y(), position.z()); - checkNoError("set listener position"); -} - -void QAudioEnginePrivate::setListenerOrientation(const QVector3D& direction, const QVector3D& up) -{ - ALfloat orientation[6]; - orientation[0] = direction.x(); - orientation[1] = direction.y(); - orientation[2] = direction.z(); - orientation[3] = up.x(); - orientation[4] = up.y(); - orientation[5] = up.z(); - alListenerfv(AL_ORIENTATION, orientation); - checkNoError("set listener orientation"); -} - -void QAudioEnginePrivate::setListenerVelocity(const QVector3D& velocity) -{ - alListener3f(AL_VELOCITY, velocity.x(), velocity.y(), velocity.z()); - checkNoError("set listener velocity"); -} - -void QAudioEnginePrivate::setListenerGain(qreal gain) -{ - alListenerf(AL_GAIN, gain); - checkNoError("set listener gain"); -} - -void QAudioEnginePrivate::setDopplerFactor(qreal dopplerFactor) -{ - alDopplerFactor(dopplerFactor); -} - -void QAudioEnginePrivate::setSpeedOfSound(qreal speedOfSound) -{ - alSpeedOfSound(speedOfSound); -} - -void QAudioEnginePrivate::soundSourceActivate(QObject *soundSource) -{ - QSoundSourcePrivate *ss = qobject_cast<QSoundSourcePrivate*>(soundSource); - ss->checkState(); - if (ss->isLooping()) - return; - if (!m_activeInstances.contains(ss)) - m_activeInstances.push_back(ss); - if (!m_updateTimer.isActive()) - m_updateTimer.start(); -} - -void QAudioEnginePrivate::updateSoundSources() -{ - for (QList<QSoundSourcePrivate*>::Iterator it = m_activeInstances.begin(); - it != m_activeInstances.end();) { - QSoundSourcePrivate *instance = *it; - instance->checkState(); - if (instance->state() == QSoundSource::StoppedState) { - it = m_activeInstances.erase(it); - } else { - ++it; - } - } - - if (m_activeInstances.count() == 0) { - m_updateTimer.stop(); - } -} |