Clementine-audio-player-Mac.../3rdparty/taglib/fileref.cpp

287 lines
8.3 KiB
C++

/***************************************************************************
copyright : (C) 2002 - 2008 by Scott Wheeler
email : wheeler@kde.org
copyright : (C) 2010 by Alex Novichkov
email : novichko@atnet.ru
(added APE file support)
***************************************************************************/
/***************************************************************************
* 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 <tfile.h>
#include <tstring.h>
#include <tdebug.h>
#include "trefcounter.h"
#include "fileref.h"
#include "asffile.h"
#include "mpegfile.h"
#include "vorbisfile.h"
#include "flacfile.h"
#include "oggflacfile.h"
#include "mpcfile.h"
#include "mp4file.h"
#include "wavpackfile.h"
#include "speexfile.h"
#include "opusfile.h"
#include "trueaudiofile.h"
#include "aifffile.h"
#include "wavfile.h"
#include "apefile.h"
#include "modfile.h"
#include "s3mfile.h"
#include "itfile.h"
#include "xmfile.h"
using namespace TagLib;
class FileRef::FileRefPrivate : public RefCounter
{
public:
FileRefPrivate(File *f) : RefCounter(), file(f) {}
~FileRefPrivate() {
delete file;
}
File *file;
static List<const FileTypeResolver *> fileTypeResolvers;
};
List<const FileRef::FileTypeResolver *> FileRef::FileRefPrivate::fileTypeResolvers;
////////////////////////////////////////////////////////////////////////////////
// public members
////////////////////////////////////////////////////////////////////////////////
FileRef::FileRef()
{
d = new FileRefPrivate(0);
}
FileRef::FileRef(FileName fileName, bool readAudioProperties,
AudioProperties::ReadStyle audioPropertiesStyle)
{
d = new FileRefPrivate(create(fileName, readAudioProperties, audioPropertiesStyle));
}
FileRef::FileRef(File *file)
{
d = new FileRefPrivate(file);
}
FileRef::FileRef(const FileRef &ref) : d(ref.d)
{
d->ref();
}
FileRef::~FileRef()
{
if(d->deref())
delete d;
}
Tag *FileRef::tag() const
{
if(isNull()) {
debug("FileRef::tag() - Called without a valid file.");
return 0;
}
return d->file->tag();
}
AudioProperties *FileRef::audioProperties() const
{
if(isNull()) {
debug("FileRef::audioProperties() - Called without a valid file.");
return 0;
}
return d->file->audioProperties();
}
File *FileRef::file() const
{
return d->file;
}
bool FileRef::save()
{
if(isNull()) {
debug("FileRef::save() - Called without a valid file.");
return false;
}
return d->file->save();
}
const FileRef::FileTypeResolver *FileRef::addFileTypeResolver(const FileRef::FileTypeResolver *resolver) // static
{
FileRefPrivate::fileTypeResolvers.prepend(resolver);
return resolver;
}
StringList FileRef::defaultFileExtensions()
{
StringList l;
l.append("ogg");
l.append("flac");
l.append("oga");
l.append("mp3");
l.append("mpc");
l.append("wv");
l.append("spx");
l.append("tta");
l.append("m4a");
l.append("m4r");
l.append("m4b");
l.append("m4p");
l.append("3g2");
l.append("mp4");
l.append("wma");
l.append("asf");
l.append("aif");
l.append("aiff");
l.append("wav");
l.append("ape");
l.append("mod");
l.append("module"); // alias for "mod"
l.append("nst"); // alias for "mod"
l.append("wow"); // alias for "mod"
l.append("s3m");
l.append("it");
l.append("xm");
return l;
}
bool FileRef::isNull() const
{
return !d->file || !d->file->isValid();
}
FileRef &FileRef::operator=(const FileRef &ref)
{
if(&ref == this)
return *this;
if(d->deref())
delete d;
d = ref.d;
d->ref();
return *this;
}
bool FileRef::operator==(const FileRef &ref) const
{
return ref.d->file == d->file;
}
bool FileRef::operator!=(const FileRef &ref) const
{
return ref.d->file != d->file;
}
File *FileRef::create(FileName fileName, bool readAudioProperties,
AudioProperties::ReadStyle audioPropertiesStyle) // static
{
List<const FileTypeResolver *>::ConstIterator it = FileRefPrivate::fileTypeResolvers.begin();
for(; it != FileRefPrivate::fileTypeResolvers.end(); ++it) {
File *file = (*it)->createFile(fileName, readAudioProperties, audioPropertiesStyle);
if(file)
return file;
}
// Ok, this is really dumb for now, but it works for testing.
String ext;
{
#ifdef _WIN32
String s = fileName.toString();
#else
String s = fileName;
#endif
const int pos = s.rfind(".");
if(pos != -1)
ext = s.substr(pos + 1).upper();
}
// If this list is updated, the method defaultFileExtensions() should also be
// updated. However at some point that list should be created at the same time
// that a default file type resolver is created.
if(!ext.isEmpty()) {
if(ext == "MP3")
return new MPEG::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "OGG")
return new Ogg::Vorbis::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "OGA") {
/* .oga can be any audio in the Ogg container. First try FLAC, then Vorbis. */
File *file = new Ogg::FLAC::File(fileName, readAudioProperties, audioPropertiesStyle);
if (file->isValid())
return file;
delete file;
return new Ogg::Vorbis::File(fileName, readAudioProperties, audioPropertiesStyle);
}
if(ext == "FLAC")
return new FLAC::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "MPC")
return new MPC::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "WV")
return new WavPack::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "SPX")
return new Ogg::Speex::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "OPUS")
return new Ogg::Opus::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "TTA")
return new TrueAudio::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "M4A" || ext == "M4R" || ext == "M4B" || ext == "M4P" || ext == "MP4" || ext == "3G2")
return new MP4::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "WMA" || ext == "ASF")
return new ASF::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "AIF" || ext == "AIFF")
return new RIFF::AIFF::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "WAV")
return new RIFF::WAV::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "APE")
return new APE::File(fileName, readAudioProperties, audioPropertiesStyle);
// module, nst and wow are possible but uncommon extensions
if(ext == "MOD" || ext == "MODULE" || ext == "NST" || ext == "WOW")
return new Mod::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "S3M")
return new S3M::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "IT")
return new IT::File(fileName, readAudioProperties, audioPropertiesStyle);
if(ext == "XM")
return new XM::File(fileName, readAudioProperties, audioPropertiesStyle);
}
return 0;
}