bbfccc7135
Qt copyrights are now in The Qt Company, so we could update the source code headers accordingly. In the same go we should also fix the links to point to qt.io. Change-Id: I1c6faa4f59f8eca54f01ef20941fa60161dd7872 Reviewed-by: Yoann Lopes <yoann.lopes@theqtcompany.com>
80 lines
2.7 KiB
C++
80 lines
2.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company 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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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QAUDIOBUFFER_P_H
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#define QAUDIOBUFFER_P_H
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#include <qtmultimediadefs.h>
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#include <qmultimedia.h>
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#include "qaudioformat.h"
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QT_BEGIN_NAMESPACE
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// Required for QDoc workaround
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class QString;
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class Q_MULTIMEDIA_EXPORT QAbstractAudioBuffer {
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public:
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virtual ~QAbstractAudioBuffer() {}
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// Lifetime management
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virtual void release() = 0;
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// Format related
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virtual QAudioFormat format() const = 0;
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virtual qint64 startTime() const = 0;
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virtual int frameCount() const = 0;
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// R/O Data
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virtual void *constData() const = 0;
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// For writable data we do this:
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// If we only have one reference to the provider,
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// call writableData(). If that does not return 0,
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// then we're finished. If it does return 0, then we call
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// writableClone() to get a new buffer and then release
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// the old clone if that succeeds. If it fails, we create
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// a memory clone from the constData and release the old buffer.
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// If writableClone() succeeds, we then call writableData() on it
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// and that should be good.
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virtual void *writableData() = 0;
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virtual QAbstractAudioBuffer *clone() const = 0;
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};
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QT_END_NAMESPACE
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#endif // QAUDIOBUFFER_P_H
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