441ce7e6d6
As of Qt5, this macro is defined to be empty; simply get rid of these leftovers. Change-Id: Id24056c0afd013904b1e098dc49e502038fd77a4 Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
92 lines
3.1 KiB
C++
92 lines
3.1 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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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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** 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 Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/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 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: 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, Digia gives you certain additional
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** rights. These rights are described in the Digia 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
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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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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#ifndef QAUDIOBUFFER_P_H
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#define QAUDIOBUFFER_P_H
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#include <qtmultimediadefs.h>
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#include <qtmedianamespace.h>
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#include "qaudioformat.h"
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QT_BEGIN_HEADER
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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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QT_END_HEADER
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#endif // QAUDIOBUFFER_P_H
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