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/***************************************************************************
* Copyright (C) 2008-2012 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <QtGui>
#include <taglib/tag.h>
#include <taglib/fileref.h>
#include <taglib/flacfile.h>
#include <taglib/oggflacfile.h>
#include <taglib/xiphcomment.h>
#include <taglib/tmap.h>
#include "cueparser.h"
#include "decoder_flac.h"
#include "flacmetadatamodel.h"
#include "decoderflacfactory.h"
// DecoderFLACFactory
bool DecoderFLACFactory::supports(const QString &source) const
{
return source.endsWith(".flac", Qt::CaseInsensitive) || source.endsWith(".oga", Qt::CaseInsensitive);
}
bool DecoderFLACFactory::canDecode(QIODevice *input) const
{
char buf[36];
if (input->peek(buf, 36) != 36)
return false;
if(!memcmp(buf, "fLaC", 4)) //native flac
return true;
if(!memcmp(buf, "OggS", 4) && !memcmp(buf + 29, "FLAC", 4)) //ogg flac
return true;
return false;
}
const DecoderProperties DecoderFLACFactory::properties() const
{
DecoderProperties properties;
properties.name = tr("FLAC Plugin");
properties.filters << "*.flac" << "*.oga";
properties.description = tr("FLAC Files");
properties.contentTypes << "audio/x-flac";
properties.shortName = "flac";
properties.protocols << "flac";
properties.hasAbout = true;
properties.hasSettings = false;
return properties;
}
Decoder *DecoderFLACFactory::create(const QString &path, QIODevice *i)
{
return new DecoderFLAC(path, i);
}
QList<FileInfo *> DecoderFLACFactory::createPlayList(const QString &fileName, bool useMetaData)
{
QList <FileInfo*> list;
TagLib::Ogg::XiphComment *tag = 0;
TagLib::FLAC::Properties *ap = 0;
TagLib::FLAC::File *flacFile = 0;
TagLib::Ogg::FLAC::File *oggFlacFile = 0;
//extract metadata of one cue track
if(fileName.contains("://"))
{
QString path = QUrl(fileName).path();
path.replace(QString(QUrl::toPercentEncoding("#")), "#");
path.replace(QString(QUrl::toPercentEncoding("?")), "?");
path.replace(QString(QUrl::toPercentEncoding("%")), "%");
path.replace(QString(QUrl::toPercentEncoding(":")), ":");
int track = fileName.section("#", -1).toInt();
list = createPlayList(path, true);
if (list.isEmpty() || track <= 0 || track > list.count())
{
qDeleteAll(list);
list.clear();
return list;
}
FileInfo *info = list.takeAt(track - 1);
qDeleteAll(list);
return QList<FileInfo *>() << info;
}
if(fileName.endsWith(".flac", Qt::CaseInsensitive))
{
flacFile = new TagLib::FLAC::File(fileName.toLocal8Bit().constData());
tag = useMetaData ? flacFile->xiphComment() : 0;
ap = flacFile->audioProperties();
}
else if(fileName.endsWith(".oga", Qt::CaseInsensitive))
{
oggFlacFile = new TagLib::Ogg::FLAC::File(fileName.toLocal8Bit().constData());
tag = useMetaData ? oggFlacFile->tag() : 0;
ap = oggFlacFile->audioProperties();
}
else
return list;
FileInfo *info = new FileInfo(fileName);
if (tag && !tag->isEmpty())
{
info->setMetaData(Qmmp::ALBUM,
QString::fromUtf8(tag->album().toCString(true)).trimmed());
info->setMetaData(Qmmp::ARTIST,
QString::fromUtf8(tag->artist().toCString(true)).trimmed());
info->setMetaData(Qmmp::COMMENT,
QString::fromUtf8(tag->comment().toCString(true)).trimmed());
info->setMetaData(Qmmp::GENRE,
QString::fromUtf8(tag->genre().toCString(true)).trimmed());
info->setMetaData(Qmmp::TITLE,
QString::fromUtf8(tag->title().toCString(true)).trimmed());
info->setMetaData(Qmmp::YEAR, tag->year());
info->setMetaData(Qmmp::TRACK, tag->track());
if (tag->fieldListMap().contains("CUESHEET"))
{
CUEParser parser(tag->fieldListMap()["CUESHEET"].toString().toCString(true), fileName);
list = parser.createPlayList();
delete info;
if(flacFile)
delete flacFile;
if(oggFlacFile)
delete oggFlacFile;
return list;
}
//additional metadata
TagLib::StringList fld;
if(!(fld = tag->fieldListMap()["COMPOSER"]).isEmpty())
info->setMetaData(Qmmp::COMPOSER,
QString::fromUtf8(fld.toString().toCString(true)).trimmed());
if(!(fld = tag->fieldListMap()["DISCNUMBER"]).isEmpty())
info->setMetaData(Qmmp::DISCNUMBER,
QString::fromUtf8(fld.toString().toCString(true)).trimmed());
}
if(ap)
info->setLength(ap->length());
list << info;
if(flacFile)
delete flacFile;
if(oggFlacFile)
delete oggFlacFile;
return list;
}
MetaDataModel*DecoderFLACFactory::createMetaDataModel(const QString &path, QObject *parent)
{
if (!path.contains("://") || path.startsWith("flac://"))
return new FLACMetaDataModel(path, parent);
else
return 0;
}
void DecoderFLACFactory::showSettings(QWidget *)
{}
void DecoderFLACFactory::showAbout(QWidget *parent)
{
QMessageBox::about (parent, tr("About FLAC Audio Plugin"),
tr("Qmmp FLAC Audio Plugin")+"\n"+
tr("Written by: Ilya Kotov <forkotov02@hotmail.ru>"));
}
QTranslator *DecoderFLACFactory::createTranslator(QObject *parent)
{
QTranslator *translator = new QTranslator(parent);
QString locale = Qmmp::systemLanguageID();
translator->load(QString(":/flac_plugin_") + locale);
return translator;
}
Q_EXPORT_PLUGIN2(flac,DecoderFLACFactory)
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