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This is the verbatim text of the mediarecorderplugininterface.h include file. It is provided only for illustration; the copyright remains with Trolltech.
/**********************************************************************
** Copyright (C) 2000-2002 Trolltech AS. All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef MEDIA_RECORDER_PLUGIN_INTERFACE_H
#define MEDIA_RECORDER_PLUGIN_INTERFACE_H
#include <qtopia/qcom.h>
#ifndef QT_NO_COMPONENT
// {c0093632-b44c-4cf7-a279-d82fe8a8890d}
# ifndef IID_MediaRecorderPlugin
# define IID_MediaRecorderPlugin QUuid( 0xc0093632, 0xb44c, 0x4cf7, 0xa2, 0x79, 0xd8, 0x2f, 0xe8, 0xa8, 0x89, 0x0d )
# endif
#endif
class MediaRecorderEncoder {
public:
virtual ~MediaRecorderEncoder() { }
// About Plugin
virtual int pluginNumFormats() const = 0;
virtual QString pluginFormatName( int format ) const = 0;
virtual QString pluginFormatTag( int format ) const = 0;
virtual QString pluginComment() const = 0;
virtual double pluginVersion() const = 0;
virtual QString pluginMimeType() const = 0;
// I/O device management
virtual bool begin( QIODevice *device, const QString& formatTag ) = 0;
virtual bool end() = 0;
virtual bool isActive() const = 0;
// Audio record functionality
virtual bool setAudioChannels( int channels ) = 0;
virtual bool setAudioFrequency( int frequency ) = 0;
virtual bool writeAudioSamples( const short *samples, long numSamples ) = 0;
// TODO - video recording API's
// Add comments and other meta information
virtual bool addComment( const QString& tag, const QString& contents ) = 0;
// Space estimation.
virtual long estimateAudioBps( int frequency, int channels, const QString& formatTag ) = 0;
// Capabilities
virtual bool supportsAudio() const = 0;
virtual bool supportsVideo() const = 0;
virtual bool supportsComments() const = 0;
virtual bool requiresDirectAccess() const = 0;
};
struct MediaRecorderPluginInterface : public QUnknownInterface
{
virtual MediaRecorderEncoder *encoder() = 0;
};
#endif
| Copyright © 2001-2002 Trolltech | Trademarks | Qtopia version 1.7.1
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