344 lines
9.8 KiB
C++
344 lines
9.8 KiB
C++
/***************************************************************************
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copyright : (C) 2002 - 2008 by Scott Wheeler
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email : wheeler@kde.org
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copyright : (C) 2010 by Alex Novichkov
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email : novichko@atnet.ru
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(added APE file support)
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***************************************************************************/
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/***************************************************************************
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License version *
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* 2.1 as published by the Free Software Foundation. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
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* 02110-1301 USA *
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* *
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* Alternatively, this file is available under the Mozilla Public *
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* License Version 1.1. You may obtain a copy of the License at *
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* http://www.mozilla.org/MPL/ *
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***************************************************************************/
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#include <tfile.h>
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#include <tstring.h>
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#include <tdebug.h>
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#include <trefcounter.h>
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#include "fileref.h"
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#include "asffile.h"
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#include "mpegfile.h"
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#include "vorbisfile.h"
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#include "flacfile.h"
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#include "oggflacfile.h"
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#include "mpcfile.h"
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#include "mp4file.h"
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#include "wavpackfile.h"
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#include "speexfile.h"
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#include "opusfile.h"
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#include "trueaudiofile.h"
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#include "aifffile.h"
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#include "wavfile.h"
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#include "apefile.h"
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#include "modfile.h"
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#include "s3mfile.h"
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#include "itfile.h"
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#include "xmfile.h"
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using namespace TagLib;
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namespace
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{
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typedef List<const FileRef::FileTypeResolver *> ResolverList;
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ResolverList fileTypeResolvers;
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// Templatized internal functions. T should be String or IOStream*.
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template <typename T>
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FileName toFileName(T arg)
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{
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debug("FileRef::toFileName<T>(): This version should never be called.");
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return FileName(L"");
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}
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template <>
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FileName toFileName<IOStream *>(IOStream *arg)
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{
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return arg->name();
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}
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template <>
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FileName toFileName<FileName>(FileName arg)
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{
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return arg;
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}
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template <typename T>
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File *resolveFileType(T arg, bool readProperties,
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AudioProperties::ReadStyle style)
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{
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debug("FileRef::resolveFileType<T>(): This version should never be called.");
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return 0;
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}
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template <>
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File *resolveFileType<IOStream *>(IOStream *arg, bool readProperties,
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AudioProperties::ReadStyle style)
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{
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return 0;
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}
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template <>
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File *resolveFileType<FileName>(FileName arg, bool readProperties,
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AudioProperties::ReadStyle style)
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{
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ResolverList::ConstIterator it = fileTypeResolvers.begin();
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for(; it != fileTypeResolvers.end(); ++it) {
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File *file = (*it)->createFile(arg, readProperties, style);
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if(file)
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return file;
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}
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return 0;
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}
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template <typename T>
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File* createInternal(T arg, bool readAudioProperties,
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AudioProperties::ReadStyle audioPropertiesStyle)
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{
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File *file = resolveFileType(arg, readAudioProperties, audioPropertiesStyle);
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if(file)
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return file;
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#ifdef _WIN32
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const String s = toFileName(arg).toString();
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#else
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const String s(toFileName(arg));
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#endif
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String ext;
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const int pos = s.rfind(".");
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if(pos != -1)
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ext = s.substr(pos + 1).upper();
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// If this list is updated, the method defaultFileExtensions() should also be
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// updated. However at some point that list should be created at the same time
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// that a default file type resolver is created.
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if(ext.isEmpty())
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return 0;
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if(ext == "MP3")
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return new MPEG::File(arg, ID3v2::FrameFactory::instance(), readAudioProperties, audioPropertiesStyle);
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if(ext == "OGG")
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return new Ogg::Vorbis::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "OGA") {
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/* .oga can be any audio in the Ogg container. First try FLAC, then Vorbis. */
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File *file = new Ogg::FLAC::File(arg, readAudioProperties, audioPropertiesStyle);
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if(file->isValid())
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return file;
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delete file;
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return new Ogg::Vorbis::File(arg, readAudioProperties, audioPropertiesStyle);
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}
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if(ext == "FLAC")
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return new FLAC::File(arg, ID3v2::FrameFactory::instance(), readAudioProperties, audioPropertiesStyle);
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if(ext == "MPC")
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return new MPC::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "WV")
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return new WavPack::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "SPX")
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return new Ogg::Speex::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "OPUS")
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return new Ogg::Opus::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "TTA")
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return new TrueAudio::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "M4A" || ext == "M4R" || ext == "M4B" || ext == "M4P" || ext == "MP4" || ext == "3G2" || ext == "M4V")
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return new MP4::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "WMA" || ext == "ASF")
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return new ASF::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "AIF" || ext == "AIFF" || ext == "AFC" || ext == "AIFC")
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return new RIFF::AIFF::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "WAV")
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return new RIFF::WAV::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "APE")
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return new APE::File(arg, readAudioProperties, audioPropertiesStyle);
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// module, nst and wow are possible but uncommon extensions
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if(ext == "MOD" || ext == "MODULE" || ext == "NST" || ext == "WOW")
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return new Mod::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "S3M")
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return new S3M::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "IT")
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return new IT::File(arg, readAudioProperties, audioPropertiesStyle);
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if(ext == "XM")
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return new XM::File(arg, readAudioProperties, audioPropertiesStyle);
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return 0;
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}
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}
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class FileRef::FileRefPrivate : public RefCounter
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{
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public:
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FileRefPrivate(File *f) :
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RefCounter(),
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file(f) {}
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~FileRefPrivate() {
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delete file;
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}
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File *file;
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};
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////////////////////////////////////////////////////////////////////////////////
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// public members
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////////////////////////////////////////////////////////////////////////////////
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FileRef::FileRef() :
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d(new FileRefPrivate(0))
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{
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}
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FileRef::FileRef(FileName fileName, bool readAudioProperties,
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AudioProperties::ReadStyle audioPropertiesStyle) :
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d(new FileRefPrivate(createInternal(fileName, readAudioProperties, audioPropertiesStyle)))
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{
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}
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FileRef::FileRef(IOStream* stream, bool readAudioProperties, AudioProperties::ReadStyle audioPropertiesStyle) :
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d(new FileRefPrivate(createInternal(stream, readAudioProperties, audioPropertiesStyle)))
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{
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}
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FileRef::FileRef(File *file) :
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d(new FileRefPrivate(file))
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{
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}
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FileRef::FileRef(const FileRef &ref) :
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d(ref.d)
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{
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d->ref();
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}
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FileRef::~FileRef()
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{
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if(d->deref())
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delete d;
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}
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Tag *FileRef::tag() const
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{
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if(isNull()) {
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debug("FileRef::tag() - Called without a valid file.");
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return 0;
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}
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return d->file->tag();
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}
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AudioProperties *FileRef::audioProperties() const
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{
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if(isNull()) {
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debug("FileRef::audioProperties() - Called without a valid file.");
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return 0;
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}
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return d->file->audioProperties();
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}
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File *FileRef::file() const
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{
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return d->file;
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}
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bool FileRef::save()
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{
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if(isNull()) {
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debug("FileRef::save() - Called without a valid file.");
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return false;
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}
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return d->file->save();
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}
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const FileRef::FileTypeResolver *FileRef::addFileTypeResolver(const FileRef::FileTypeResolver *resolver) // static
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{
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fileTypeResolvers.prepend(resolver);
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return resolver;
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}
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StringList FileRef::defaultFileExtensions()
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{
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StringList l;
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l.append("ogg");
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l.append("flac");
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l.append("oga");
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l.append("mp3");
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l.append("mpc");
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l.append("wv");
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l.append("spx");
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l.append("tta");
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l.append("m4a");
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l.append("m4r");
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l.append("m4b");
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l.append("m4p");
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l.append("3g2");
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l.append("mp4");
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l.append("m4v");
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l.append("wma");
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l.append("asf");
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l.append("aif");
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l.append("aiff");
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l.append("wav");
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l.append("ape");
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l.append("mod");
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l.append("module"); // alias for "mod"
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l.append("nst"); // alias for "mod"
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l.append("wow"); // alias for "mod"
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l.append("s3m");
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l.append("it");
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l.append("xm");
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return l;
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}
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bool FileRef::isNull() const
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{
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return (!d->file || !d->file->isValid());
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}
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FileRef &FileRef::operator=(const FileRef &ref)
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{
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FileRef(ref).swap(*this);
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return *this;
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}
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void FileRef::swap(FileRef &ref)
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{
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using std::swap;
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swap(d, ref.d);
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}
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bool FileRef::operator==(const FileRef &ref) const
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{
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return (ref.d->file == d->file);
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}
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bool FileRef::operator!=(const FileRef &ref) const
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{
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return (ref.d->file != d->file);
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}
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File *FileRef::create(FileName fileName, bool readAudioProperties,
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AudioProperties::ReadStyle audioPropertiesStyle) // static
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{
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return createInternal(fileName, readAudioProperties, audioPropertiesStyle);
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}
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