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/***************************************************************************
* Copyright (C) 2013-2018 by Ilya Kotov *
* forkotov02@ya.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., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <QMessageBox>
#include <QTranslator>
#include <taglib/tag.h>
#include <taglib/fileref.h>
#include <taglib/opusfile.h>
#include "decoder_opus.h"
#include "opusmetadatamodel.h"
#include "decoderopusfactory.h"
// DecoderOpusFactory
bool DecoderOpusFactory::canDecode(QIODevice *input) const
{
char buf[36];
if (input->peek(buf, 36) == 36 && !memcmp(buf, "OggS", 4)
&& !memcmp(buf + 28, "OpusHead", 8))
return true;
return false;
}
const DecoderProperties DecoderOpusFactory::properties() const
{
DecoderProperties properties;
properties.name = tr("Opus Plugin");
properties.shortName = "opus";
properties.filters << "*.opus";
properties.description = tr("Ogg Opus Files");
properties.contentTypes << "audio/opus";
properties.hasAbout = true;
properties.hasSettings = false;
properties.noInput = false;
return properties;
}
Decoder *DecoderOpusFactory::create(const QString &url, QIODevice *input)
{
return new DecoderOpus(url, input);
}
MetaDataModel* DecoderOpusFactory::createMetaDataModel(const QString &path, QObject *parent)
{
return new OpusMetaDataModel(path, parent);
}
QList<TrackInfo *> DecoderOpusFactory::createPlayList(const QString &path, TrackInfo::Parts parts, QStringList *)
{
TrackInfo *info = new TrackInfo(path);
if(parts == TrackInfo::NoParts)
return QList<TrackInfo*>() << info;
TagLib::Ogg::Opus::File fileRef(QStringToFileName(path));
if((parts & TrackInfo::MetaData) && fileRef.tag() && !fileRef.tag()->isEmpty())
{
TagLib::Ogg::XiphComment *tag = fileRef.tag();
info->setValue(Qmmp::ALBUM, TStringToQString(tag->album()));
info->setValue(Qmmp::ARTIST, TStringToQString(tag->artist()));
info->setValue(Qmmp::COMMENT, TStringToQString(tag->comment()));
info->setValue(Qmmp::GENRE, TStringToQString(tag->genre()));
info->setValue(Qmmp::TITLE, TStringToQString(tag->title()));
info->setValue(Qmmp::YEAR, tag->year());
info->setValue(Qmmp::TRACK, tag->track());
}
if((parts & TrackInfo::Properties) && fileRef.audioProperties())
{
info->setValue(Qmmp::BITRATE, fileRef.audioProperties()->bitrate());
info->setValue(Qmmp::SAMPLERATE, fileRef.audioProperties()->sampleRate());
info->setValue(Qmmp::CHANNELS, fileRef.audioProperties()->channels());
info->setValue(Qmmp::BITS_PER_SAMPLE, 32); //float
info->setValue(Qmmp::FORMAT_NAME, "Ogg Opus");
info->setDuration(fileRef.audioProperties()->lengthInMilliseconds());
}
if((parts & TrackInfo::ReplayGainInfo) && fileRef.tag() && !fileRef.tag()->isEmpty())
{
TagLib::Ogg::XiphComment *tag = fileRef.tag();
TagLib::Ogg::FieldListMap items = tag->fieldListMap();
if(items.contains("REPLAYGAIN_TRACK_GAIN"))
info->setValue(Qmmp::REPLAYGAIN_TRACK_GAIN, TStringToQString(items["REPLAYGAIN_TRACK_GAIN"].front()));
if(items.contains("REPLAYGAIN_TRACK_PEAK"))
info->setValue(Qmmp::REPLAYGAIN_TRACK_PEAK, TStringToQString(items["REPLAYGAIN_TRACK_PEAK"].front()));
if(items.contains("REPLAYGAIN_ALBUM_GAIN"))
info->setValue(Qmmp::REPLAYGAIN_ALBUM_GAIN, TStringToQString(items["REPLAYGAIN_ALBUM_GAIN"].front()));
if(items.contains("REPLAYGAIN_ALBUM_PEAK"))
info->setValue(Qmmp::REPLAYGAIN_ALBUM_PEAK, TStringToQString(items["REPLAYGAIN_ALBUM_PEAK"].front()));
}
return QList<TrackInfo*>() << info;
}
void DecoderOpusFactory::showSettings(QWidget *)
{}
void DecoderOpusFactory::showAbout(QWidget *parent)
{
QMessageBox::about (parent, tr("About Opus Audio Plugin"),
tr("Qmmp Opus Audio Plugin")+"\n"+
tr("Written by: Ilya Kotov <forkotov02@ya.ru>"));
}
QTranslator *DecoderOpusFactory::createTranslator(QObject *parent)
{
QTranslator *translator = new QTranslator(parent);
QString locale = Qmmp::systemLanguageID();
translator->load(QString(":/opus_plugin_") + locale);
return translator;
}
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