2732e23887
- Renamed LICENSE.LGPL to LICENSE.LGPLv21 - Added LICENSE.LGPLv3 & LICENSE.GPLv2 - Removed LICENSE.GPL Change-Id: Ied06887225df341064c12bcc14c259ae74116f2e Reviewed-by: Jani Heikkinen <jani.heikkinen@digia.com>
103 lines
3.4 KiB
C++
103 lines
3.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2014 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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** $QT_BEGIN_LICENSE:LGPL21$
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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 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 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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** 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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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef MFAUDIODECODERCONTROL_H
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#define MFAUDIODECODERCONTROL_H
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#include "qaudiodecodercontrol.h"
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#include "mfdecodersourcereader.h"
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#include "sourceresolver.h"
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QT_USE_NAMESPACE
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class MFAudioDecoderControl : public QAudioDecoderControl
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{
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Q_OBJECT
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public:
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MFAudioDecoderControl(QObject *parent = 0);
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~MFAudioDecoderControl();
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QAudioDecoder::State state() const;
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QString sourceFilename() const;
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void setSourceFilename(const QString &fileName);
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QIODevice* sourceDevice() const;
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void setSourceDevice(QIODevice *device);
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void start();
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void stop();
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QAudioFormat audioFormat() const;
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void setAudioFormat(const QAudioFormat &format);
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QAudioBuffer read();
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bool bufferAvailable() const;
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qint64 position() const;
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qint64 duration() const;
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private Q_SLOTS:
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void handleMediaSourceReady();
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void handleMediaSourceError(long hr);
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void handleSampleAdded();
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void handleSourceFinished();
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private:
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void updateResamplerOutputType();
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void activatePipeline();
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void onSourceCleared();
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MFDecoderSourceReader *m_decoderSourceReader;
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SourceResolver *m_sourceResolver;
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IMFTransform *m_resampler;
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QAudioDecoder::State m_state;
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QString m_sourceFilename;
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QIODevice *m_device;
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QAudioFormat m_audioFormat;
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DWORD m_mfInputStreamID;
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DWORD m_mfOutputStreamID;
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bool m_bufferReady;
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QAudioBuffer m_cachedAudioBuffer;
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qint64 m_duration;
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qint64 m_position;
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bool m_loadingSource;
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IMFMediaType *m_mfOutputType;
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IMFSample *m_convertSample;
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QAudioFormat m_sourceOutputFormat;
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bool m_sourceReady;
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bool m_resamplerDirty;
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};
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#endif//MFAUDIODECODERCONTROL_H
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