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/***************************************************************************
* Copyright (C) 2008-2018 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 "wavpackmetadatamodel.h"
#include "decoder_wavpack.h"
#include "decoderwavpackfactory.h"
#include "cueparser.h"
// DecoderWavPackFactory
bool DecoderWavPackFactory::canDecode(QIODevice *input) const
{
char buf[4];
return (input->peek(buf, 4) == 4 && !memcmp(buf, "wvpk", 4));
}
DecoderProperties DecoderWavPackFactory::properties() const
{
DecoderProperties properties;
properties.name = tr("WavPack Plugin");
properties.filters << "*.wv";
properties.description = tr("WavPack Files");
//properties.contentType = ;
properties.shortName = "wavpack";
properties.hasAbout = true;
properties.hasSettings = false;
properties.noInput = true;
properties.protocols << "file" << "wvpack";
return properties;
}
Decoder *DecoderWavPackFactory::create(const QString &p, QIODevice *)
{
return new DecoderWavPack(p);
}
QList<TrackInfo *> DecoderWavPackFactory::createPlayList(const QString &path, TrackInfo::Parts parts, QStringList *ignoredFiles)
{
//extract metadata of one cue track
if(path.contains("://"))
{
QString filePath = path;
filePath.remove("wvpack://");
filePath.remove(QRegExp("#\\d+$"));
int track = filePath.section("#", -1).toInt();
QList<TrackInfo *> list = createPlayList(filePath, parts, ignoredFiles);
if (list.isEmpty() || track <= 0 || track > list.count())
{
qDeleteAll(list);
list.clear();
return list;
}
TrackInfo *info = list.takeAt(track - 1);
qDeleteAll(list);
return QList<TrackInfo *>() << info;
}
TrackInfo *info = new TrackInfo(path);
if(parts == TrackInfo::NoParts)
return QList<TrackInfo *>() << info;
char err[80];
int cue_len = 0;
#if defined(Q_OS_WIN) && defined(OPEN_FILE_UTF8)
WavpackContext *ctx = WavpackOpenFileInput (path.toUtf8().constData(),
err, OPEN_WVC | OPEN_TAGS | OPEN_FILE_UTF8, 0);
#else
WavpackContext *ctx = WavpackOpenFileInput (path.toLocal8Bit().constData(),
err, OPEN_WVC | OPEN_TAGS, 0);
#endif
if (!ctx)
{
qWarning("DecoderWavPackFactory: error: %s", err);
delete info;
return QList<TrackInfo *>();
}
if(parts & TrackInfo::MetaData)
{
cue_len = WavpackGetTagItem (ctx, "cuesheet", NULL, 0);
if (cue_len)
{
delete info;
char value[cue_len + 1];
memset(value, 0, cue_len + 1);
WavpackGetTagItem(ctx, "cuesheet", value, cue_len + 1);
WavpackCloseFile(ctx);
CUEParser parser(value, path);
return parser.createPlayList();
}
else
{
char value[200] = { 0 };
WavpackGetTagItem (ctx, "Album", value, sizeof(value));
info->setValue(Qmmp::ALBUM, QString::fromUtf8(value));
WavpackGetTagItem (ctx, "Artist", value, sizeof(value));
info->setValue(Qmmp::ARTIST, QString::fromUtf8(value));
WavpackGetTagItem (ctx, "Album Artist", value, sizeof(value));
info->setValue(Qmmp::ALBUMARTIST, QString::fromUtf8(value));
WavpackGetTagItem (ctx, "Comment", value, sizeof(value));
info->setValue(Qmmp::COMMENT, QString::fromUtf8(value));
WavpackGetTagItem (ctx, "Genre", value, sizeof(value));
info->setValue(Qmmp::GENRE, QString::fromUtf8(value));
WavpackGetTagItem (ctx, "Title", value, sizeof(value));
info->setValue(Qmmp::TITLE, QString::fromUtf8(value));
WavpackGetTagItem (ctx, "Composer", value, sizeof(value));
info->setValue(Qmmp::COMPOSER, QString::fromUtf8(value));
WavpackGetTagItem (ctx, "Year", value, sizeof(value));
info->setValue(Qmmp::YEAR, QString::fromUtf8(value).toInt());
WavpackGetTagItem (ctx, "Track", value, sizeof(value));
info->setValue(Qmmp::TRACK, QString::fromUtf8(value).toInt());
WavpackGetTagItem (ctx, "Disc", value, sizeof(value));
info->setValue(Qmmp::DISCNUMBER, QString::fromUtf8(value).toInt());
}
}
if(parts & TrackInfo::Properties)
{
info->setValue(Qmmp::BITRATE, WavpackGetAverageBitrate(ctx, 1));
info->setValue(Qmmp::SAMPLERATE, WavpackGetSampleRate(ctx));
info->setValue(Qmmp::CHANNELS, WavpackGetNumChannels(ctx));
info->setValue(Qmmp::BITS_PER_SAMPLE, WavpackGetBitsPerSample(ctx));
info->setValue(Qmmp::FORMAT_NAME, "WavPack");
info->setDuration((qint64)WavpackGetNumSamples(ctx) * 1000 / WavpackGetSampleRate(ctx));
}
if(parts & TrackInfo::ReplayGainInfo)
{
char value[200] = { 0 };
WavpackGetTagItem(ctx, "REPLAYGAIN_TRACK_GAIN", value, sizeof(value));
info->setValue(Qmmp::REPLAYGAIN_TRACK_GAIN, value);
WavpackGetTagItem(ctx, "REPLAYGAIN_TRACK_PEAK", value, sizeof(value));
info->setValue(Qmmp::REPLAYGAIN_TRACK_PEAK, value);
WavpackGetTagItem(ctx, "REPLAYGAIN_ALBUM_GAIN", value, sizeof(value));
info->setValue(Qmmp::REPLAYGAIN_ALBUM_GAIN, value);
WavpackGetTagItem(ctx, "REPLAYGAIN_ALBUM_PEAK", value, sizeof(value));
info->setValue(Qmmp::REPLAYGAIN_ALBUM_PEAK, value);
}
WavpackCloseFile (ctx);
return QList<TrackInfo *>() << info;
}
MetaDataModel* DecoderWavPackFactory::createMetaDataModel(const QString &path, bool readOnly, QObject *parent)
{
if (!path.contains("://") || path.startsWith("wvpack://"))
return new WavPackMetaDataModel(path, readOnly, parent);
else
return 0;
}
void DecoderWavPackFactory::showSettings(QWidget *)
{}
void DecoderWavPackFactory::showAbout(QWidget *parent)
{
QMessageBox::about (parent, tr("About WavPack Audio Plugin"),
tr("Qmmp WavPack Audio Plugin")+"\n"+
tr("WavPack library version:") +
QString(" %1").arg(WavpackGetLibraryVersionString ())+"\n"+
tr("Written by: Ilya Kotov <forkotov02@ya.ru>"));
}
QString DecoderWavPackFactory::translation() const
{
return QLatin1String(":/wavpack_plugin_");
}
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