Replaced QAudioCaptureSource with QAudioRecorder.
QAudioCaptureSource name is confusing, it's essentially an audio recording service but it's not evident from API. QAudioRecorder replaces QAudioCaptureSource+QMediaRecorder combination. Change-Id: I0082d766fc0d1b8d5ecbfc527f13e715add730c8 Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
This commit is contained in:
Dmytro Poplavskiy
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Qt by Nokia
Qt by Nokia
parent
8c74e5e7e7
commit
69cef0c24c
231
src/multimedia/recording/qaudiorecorder.cpp
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231
src/multimedia/recording/qaudiorecorder.cpp
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/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qaudiorecorder.h"
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#include "qaudioendpointselector.h"
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#include "qmediaobject_p.h"
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#include "qmediarecorder_p.h"
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#include <qmediaservice.h>
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#include <qmediaserviceprovider.h>
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#include <QtCore/qdebug.h>
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#include <QtCore/qurl.h>
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#include <QtCore/qstringlist.h>
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#include <QtCore/qmetaobject.h>
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#include <qaudioformat.h>
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QT_BEGIN_NAMESPACE
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/*!
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\class QAudioRecorder
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\inmodule QtMultimedia
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\ingroup multimedia
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\ingroup multimedia_recording
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\brief The QAudioRecorder class is used for the recording of media content.
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The QAudioRecorder class is a high level media recording class.
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*/
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class QAudioRecorderObject : public QMediaObject
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{
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public:
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QAudioRecorderObject(QObject *parent, QMediaService *service)
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:QMediaObject(parent, service)
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{
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}
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~QAudioRecorderObject()
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{
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}
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};
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class QAudioRecorderPrivate : public QMediaRecorderPrivate
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{
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Q_DECLARE_NON_CONST_PUBLIC(QAudioRecorder)
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public:
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void initControls()
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{
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Q_Q(QAudioRecorder);
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audioEndpointSelector = 0;
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QMediaService *service = mediaObject ? mediaObject->service() : 0;
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if (service != 0)
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audioEndpointSelector = qobject_cast<QAudioEndpointSelector*>(service->requestControl(QAudioEndpointSelector_iid));
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if (audioEndpointSelector) {
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q->connect(audioEndpointSelector, SIGNAL(activeEndpointChanged(QString)),
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SIGNAL(audioInputChanged(QString)));
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q->connect(audioEndpointSelector, SIGNAL(availableEndpointsChanged()),
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SIGNAL(availableAudioInputsChanged()));
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}
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}
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QAudioRecorderPrivate():
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QMediaRecorderPrivate(),
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provider(0),
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audioEndpointSelector(0) {}
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QMediaServiceProvider *provider;
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QAudioEndpointSelector *audioEndpointSelector;
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};
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/*!
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Constructs an audio recorder.
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The \a parent is passed to QMediaObject.
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*/
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QAudioRecorder::QAudioRecorder(QObject *parent, QMediaServiceProvider *serviceProvider):
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QMediaRecorder(*new QAudioRecorderPrivate, 0, parent)
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{
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Q_D(QAudioRecorder);
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d->provider = serviceProvider;
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QMediaService *service = d->provider->requestService(Q_MEDIASERVICE_AUDIOSOURCE);
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setMediaObject(new QAudioRecorderObject(this, service));
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d->initControls();
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}
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/*!
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Destroys an audio recorder object.
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*/
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QAudioRecorder::~QAudioRecorder()
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{
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Q_D(QAudioRecorder);
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QMediaService *service = d->mediaObject ? d->mediaObject->service() : 0;
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QMediaObject *mediaObject = d->mediaObject;
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setMediaObject(0);
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if (service && d->audioEndpointSelector)
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service->releaseControl(d->audioEndpointSelector);
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if (d->provider && service)
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d->provider->releaseService(service);
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delete mediaObject;
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}
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/*!
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Returns a list of available audio inputs
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*/
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QStringList QAudioRecorder::audioInputs() const
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{
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return d_func()->audioEndpointSelector->availableEndpoints();
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}
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/*!
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Returns the readable translated description of the audio input device with \a name.
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*/
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QString QAudioRecorder::audioInputDescription(const QString& name) const
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{
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Q_D(const QAudioRecorder);
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if (d->audioEndpointSelector)
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return d->audioEndpointSelector->endpointDescription(name);
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else
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return QString();
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}
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/*!
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Returns the default audio input name.
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*/
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QString QAudioRecorder::defaultAudioInput() const
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{
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Q_D(const QAudioRecorder);
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if (d->audioEndpointSelector)
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return d->audioEndpointSelector->defaultEndpoint();
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else
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return QString();
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}
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/*!
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Returns the active audio input name.
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*/
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QString QAudioRecorder::audioInput() const
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{
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Q_D(const QAudioRecorder);
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if (d->audioEndpointSelector)
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return d->audioEndpointSelector->activeEndpoint();
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else
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return QString();
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}
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/*!
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Set the active audio input to \a name.
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*/
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void QAudioRecorder::setAudioInput(const QString& name)
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{
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Q_D(const QAudioRecorder);
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if (d->audioEndpointSelector)
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return d->audioEndpointSelector->setActiveEndpoint(name);
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}
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/*!
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\fn QAudioRecorder::activeAudioInputChanged(const QString& name)
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Signal emitted when active audio input changes to \a name.
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*/
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/*!
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\fn QAudioRecorder::availableAudioInputsChanged()
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Signal is emitted when the available audio inputs change.
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*/
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#include "moc_qaudiorecorder.cpp"
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QT_END_NAMESPACE
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