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Diffstat (limited to 'src/multimedia/qaudiocapturesource.cpp')
| -rw-r--r-- | src/multimedia/qaudiocapturesource.cpp | 275 |
1 files changed, 0 insertions, 275 deletions
diff --git a/src/multimedia/qaudiocapturesource.cpp b/src/multimedia/qaudiocapturesource.cpp deleted file mode 100644 index 4696171..0000000 --- a/src/multimedia/qaudiocapturesource.cpp +++ /dev/null @@ -1,275 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qmediaobject_p.h" -#include <qaudiocapturesource.h> -#include "qaudioendpointselector.h" - -QT_BEGIN_NAMESPACE - -/*! - \class QAudioCaptureSource - \brief The QAudioCaptureSource class provides an interface to query and select an audio input endpoint. - \inmodule QtMultimedia - \ingroup multimedia - \since 1.0 - - QAudioCaptureSource provides access to the audio inputs available on your system. - - You can query these inputs and select one to use. - - A typical implementation example: - \snippet doc/src/snippets/multimedia-snippets/media.cpp Audio capture source - - The audiocapturesource interface is then used to: - - - Get and Set the audio input to use. - - The capture interface is then used to: - - - Set the destination using setOutputLocation() - - - Set the format parameters using setAudioCodec(), - - - Control the recording using record(),stop() - - \sa QMediaRecorder -*/ - -class QAudioCaptureSourcePrivate : public QMediaObjectPrivate -{ -public: - Q_DECLARE_PUBLIC(QAudioCaptureSource) - - void initControls() - { - Q_Q(QAudioCaptureSource); - - if (service != 0) - audioEndpointSelector = qobject_cast<QAudioEndpointSelector*>(service->requestControl(QAudioEndpointSelector_iid)); - - if (audioEndpointSelector) { - q->connect(audioEndpointSelector, SIGNAL(activeEndpointChanged(const QString&)), - SIGNAL(activeAudioInputChanged(const QString&))); - q->connect(audioEndpointSelector, SIGNAL(availableEndpointsChanged()), - SIGNAL(availableAudioInputsChanged())); - q->connect(audioEndpointSelector, SIGNAL(availableEndpointsChanged()), - SLOT(statusChanged())); - errorState = QtMultimedia::NoError; - } - } - - QAudioCaptureSourcePrivate():provider(0), audioEndpointSelector(0), errorState(QtMultimedia::ServiceMissingError) {} - QMediaServiceProvider *provider; - QAudioEndpointSelector *audioEndpointSelector; - QtMultimedia::AvailabilityError errorState; -}; - -/*! - Construct a QAudioCaptureSource using the QMediaService from \a provider, with \a parent. - \since 1.0 -*/ - -QAudioCaptureSource::QAudioCaptureSource(QObject *parent, QMediaServiceProvider *provider): - QMediaObject(*new QAudioCaptureSourcePrivate, parent, provider->requestService(Q_MEDIASERVICE_AUDIOSOURCE)) -{ - Q_D(QAudioCaptureSource); - - d->provider = provider; - d->initControls(); -} - -/*! - Destroys the audiocapturesource object. -*/ - -QAudioCaptureSource::~QAudioCaptureSource() -{ - Q_D(QAudioCaptureSource); - - if (d->service && d->audioEndpointSelector) - d->service->releaseControl(d->audioEndpointSelector); - - if (d->provider) - d->provider->releaseService(d->service); -} - -/*! - Returns the error state of the audio capture service. - \since 1.0 -*/ - -QtMultimedia::AvailabilityError QAudioCaptureSource::availabilityError() const -{ - Q_D(const QAudioCaptureSource); - - return d->errorState; -} - -/*! - Returns true if the audio capture service is available, otherwise returns false. - \since 1.0 -*/ -bool QAudioCaptureSource::isAvailable() const -{ - Q_D(const QAudioCaptureSource); - - if (d->service != NULL) { - if (d->audioEndpointSelector && d->audioEndpointSelector->availableEndpoints().size() > 0) - return true; - } - return false; -} - - -/*! - Returns a list of available audio inputs - \since 1.0 -*/ - -QList<QString> QAudioCaptureSource::audioInputs() const -{ - Q_D(const QAudioCaptureSource); - - QList<QString> list; - if (d && d->audioEndpointSelector) - list <<d->audioEndpointSelector->availableEndpoints(); - - return list; -} - -/*! - Returns the description of the audio input device with \a name. - \since 1.0 -*/ - -QString QAudioCaptureSource::audioDescription(const QString& name) const -{ - Q_D(const QAudioCaptureSource); - - if(d->audioEndpointSelector) - return d->audioEndpointSelector->endpointDescription(name); - else - return QString(); -} - -/*! - Returns the default audio input name. - \since 1.0 -*/ - -QString QAudioCaptureSource::defaultAudioInput() const -{ - Q_D(const QAudioCaptureSource); - - if(d->audioEndpointSelector) - return d->audioEndpointSelector->defaultEndpoint(); - else - return QString(); -} - -/*! - Returns the active audio input name. - \since 1.0 -*/ - -QString QAudioCaptureSource::activeAudioInput() const -{ - Q_D(const QAudioCaptureSource); - - if(d->audioEndpointSelector) - return d->audioEndpointSelector->activeEndpoint(); - else - return QString(); -} - -/*! - Set the active audio input to \a name. - \since 1.0 -*/ - -void QAudioCaptureSource::setAudioInput(const QString& name) -{ - Q_D(const QAudioCaptureSource); - - if(d->audioEndpointSelector) - return d->audioEndpointSelector->setActiveEndpoint(name); -} - -/*! - \fn QAudioCaptureSource::activeAudioInputChanged(const QString& name) - - Signal emitted when active audio input changes to \a name. - \since 1.0 -*/ - -/*! - \fn QAudioCaptureSource::availableAudioInputsChanged() - - Signal is emitted when the available audio inputs change. - \since 1.0 -*/ - -/*! - \internal - \since 1.0 -*/ -void QAudioCaptureSource::statusChanged() -{ - Q_D(QAudioCaptureSource); - - if (d->audioEndpointSelector) { - if (d->audioEndpointSelector->availableEndpoints().size() > 0) { - d->errorState = QtMultimedia::NoError; - emit availabilityChanged(true); - } else { - d->errorState = QtMultimedia::BusyError; - emit availabilityChanged(false); - } - } else { - d->errorState = QtMultimedia::ServiceMissingError; - emit availabilityChanged(false); - } -} - -#include "moc_qaudiocapturesource.cpp" -QT_END_NAMESPACE - |