strawberry-audio-player-win.../3rdparty/taglib/audioproperties.cpp

118 lines
5.6 KiB
C++

/***************************************************************************
copyright : (C) 2002 - 2008 by Scott Wheeler
email : wheeler@kde.org
***************************************************************************/
/***************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* This library is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
* 02110-1301 USA *
* *
* Alternatively, this file is available under the Mozilla Public *
* License Version 1.1. You may obtain a copy of the License at *
* http://www.mozilla.org/MPL/ *
***************************************************************************/
#include <tbytevector.h>
#include "aiffproperties.h"
#include "apeproperties.h"
#include "asfproperties.h"
#include "flacproperties.h"
#include "mp4properties.h"
#include "mpcproperties.h"
#include "mpegproperties.h"
#include "opusproperties.h"
#include "speexproperties.h"
#include "trueaudioproperties.h"
#include "vorbisproperties.h"
#include "wavproperties.h"
#include "wavpackproperties.h"
#include "dsfproperties.h"
#include "dsdiffproperties.h"
#include "audioproperties.h"
using namespace Strawberry_TagLib::TagLib;
// This macro is a workaround for the fact that we can't add virtual functions.
// Should be true virtual functions in taglib2.
#define VIRTUAL_FUNCTION_WORKAROUND(function_name, default_value) \
if(dynamic_cast<const APE::Properties*>(this)) \
return dynamic_cast<const APE::Properties*>(this)->function_name(); \
else if(dynamic_cast<const ASF::Properties*>(this)) \
return dynamic_cast<const ASF::Properties*>(this)->function_name(); \
else if(dynamic_cast<const FLAC::Properties*>(this)) \
return dynamic_cast<const FLAC::Properties*>(this)->function_name(); \
else if(dynamic_cast<const MP4::Properties*>(this)) \
return dynamic_cast<const MP4::Properties*>(this)->function_name(); \
else if(dynamic_cast<const MPC::Properties*>(this)) \
return dynamic_cast<const MPC::Properties*>(this)->function_name(); \
else if(dynamic_cast<const MPEG::Properties*>(this)) \
return dynamic_cast<const MPEG::Properties*>(this)->function_name(); \
else if(dynamic_cast<const Ogg::Opus::Properties*>(this)) \
return dynamic_cast<const Ogg::Opus::Properties*>(this)->function_name(); \
else if(dynamic_cast<const Ogg::Speex::Properties*>(this)) \
return dynamic_cast<const Ogg::Speex::Properties*>(this)->function_name(); \
else if(dynamic_cast<const TrueAudio::Properties*>(this)) \
return dynamic_cast<const TrueAudio::Properties*>(this)->function_name(); \
else if(dynamic_cast<const RIFF::AIFF::Properties*>(this)) \
return dynamic_cast<const RIFF::AIFF::Properties*>(this)->function_name(); \
else if(dynamic_cast<const RIFF::WAV::Properties*>(this)) \
return dynamic_cast<const RIFF::WAV::Properties*>(this)->function_name(); \
else if(dynamic_cast<const Vorbis::Properties*>(this)) \
return dynamic_cast<const Vorbis::Properties*>(this)->function_name(); \
else if(dynamic_cast<const WavPack::Properties*>(this)) \
return dynamic_cast<const WavPack::Properties*>(this)->function_name(); \
else if(dynamic_cast<const DSF::Properties*>(this)) \
return dynamic_cast<const DSF::Properties*>(this)->function_name(); \
else if(dynamic_cast<const DSDIFF::Properties*>(this)) \
return dynamic_cast<const DSDIFF::Properties*>(this)->function_name(); \
else \
return (default_value);
class AudioProperties::AudioPropertiesPrivate
{
};
////////////////////////////////////////////////////////////////////////////////
// public methods
////////////////////////////////////////////////////////////////////////////////
AudioProperties::~AudioProperties()
{
}
int AudioProperties::lengthInSeconds() const
{
VIRTUAL_FUNCTION_WORKAROUND(lengthInSeconds, 0)
}
int AudioProperties::lengthInMilliseconds() const
{
VIRTUAL_FUNCTION_WORKAROUND(lengthInMilliseconds, 0)
}
////////////////////////////////////////////////////////////////////////////////
// protected methods
////////////////////////////////////////////////////////////////////////////////
AudioProperties::AudioProperties(ReadStyle) :
d(0)
{
}