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path: root/src/plugins/Input/opus/decoderopusfactory.h
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/***************************************************************************
 *   Copyright (C) 2013-2021 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.         *
 ***************************************************************************/
#ifndef DECODEROPUSFACTORY_H
#define DECODEROPUSFACTORY_H

#include <qmmp/decoderfactory.h>


/**
    @author Ilya Kotov <forkotov02@ya.ru>
*/
class DecoderOpusFactory : public QObject, DecoderFactory
{
Q_OBJECT
Q_PLUGIN_METADATA(IID "org.qmmp.qmmp.DecoderFactoryInterface.1.0")
Q_INTERFACES(DecoderFactory)

public:
    bool canDecode(QIODevice *input) const override;
    DecoderProperties properties() const override;
    Decoder *create(const QString &path, QIODevice *input) override;
    MetaDataModel* createMetaDataModel(const QString &path, bool readOnly) override;
    QList<TrackInfo *> createPlayList(const QString &path, TrackInfo::Parts parts, QStringList *) override;
    void showSettings(QWidget *parent) override;
    void showAbout(QWidget *parent) override;
    QString translation() const override;
};

#endif //DECODEROPUSFACTORY_H
generated by cgit v1.2.3-13-gbd6f (git 2.30.0) at 2025-12-21 10:46:59 +0000
/span>input->atEnd()) { if(input->peek(buf, sizeof(buf)) != sizeof(buf)) return false; if(!memcmp(buf, "fmt ", 4)) { subformat = (quint16(buf[9]) << 8) + buf[8]; break; } else if(!memcmp(buf, "JUNK", 4) || !memcmp(buf, "bext", 4)) { size_t size = buf[4] + (buf[5] << 8) + (buf[6] << 16) + (buf[7] << 24); if(!input->seek(input->pos() + size + 8)) break; } else { break; } } input->seek(0); } switch (subformat) { case WAVE_FORMAT_PCM: case WAVE_FORMAT_ADPCM: case WAVE_FORMAT_IEEE_FLOAT: case WAVE_FORMAT_ALAW: case WAVE_FORMAT_MULAW: return true; default: return false; } } else if(!memcmp(buf, "FORM", 4)) { if(!memcmp(buf + 8, "AIFF", 4)) return true; if(!memcmp(buf + 8, "8SVX", 4)) return true; } else if(!memcmp(buf, ".snd", 4) || !memcmp(buf, "dns.", 4)) return true; else if(!memcmp(buf, "fap ", 4) || !memcmp(buf, " paf", 4)) return true; else if(!memcmp(buf, "NIST", 4)) return true; else if(!memcmp(buf, "Crea", 4) && !memcmp(buf + 4, "tive", 4)) return true; else if(!memcmp(buf, "riff", 4)) return true; return false; } DecoderProperties DecoderSndFileFactory::properties() const { DecoderProperties properties; properties.name = tr("Sndfile Plugin"); properties.filters << "*.wav" << "*.au" << "*.snd" << "*.aif" << "*.aiff" << "*.8svx"; properties.filters << "*.sph" << "*.sf" << "*.voc" << "*.w64"; properties.description = tr("PCM Files"); //properties.contentType = ""; properties.shortName = "sndfile"; properties.hasAbout = true; properties.hasSettings = false; properties.noInput = false; return properties; } Decoder *DecoderSndFileFactory::create(const QString &, QIODevice *input) { return new DecoderSndFile(input); } QList<TrackInfo *> DecoderSndFileFactory::createPlayList(const QString &path, TrackInfo::Parts parts, QStringList *) { TrackInfo *info = new TrackInfo(path); if(parts == TrackInfo::NoParts) return QList<TrackInfo*>() << info; SF_INFO snd_info; SNDFILE *sndfile = nullptr; memset(&snd_info, 0, sizeof(snd_info)); snd_info.format = 0; #ifdef Q_OS_WIN sndfile = sf_wchar_open(reinterpret_cast<LPCWSTR>(path.utf16()), SFM_READ, &snd_info); #else sndfile = sf_open(path.toLocal8Bit().constData(), SFM_READ, &snd_info); #endif if(!sndfile) { delete info; return QList<TrackInfo *>(); } if(parts & TrackInfo::MetaData) { const char *title = sf_get_string(sndfile, SF_STR_TITLE); info->setValue(Qmmp::TITLE, title ? QString::fromUtf8(title) : QString()); const char *date = sf_get_string(sndfile, SF_STR_DATE); info->setValue(Qmmp::YEAR, date ? QString::fromUtf8(date) : QString()); const char *album = sf_get_string(sndfile, SF_STR_ALBUM); info->setValue(Qmmp::ALBUM, album ? QString::fromUtf8(album) : QString()); const char *track = sf_get_string(sndfile, SF_STR_TRACKNUMBER); info->setValue(Qmmp::TRACK, track ? QString::fromUtf8(track) : QString()); const char *artist = sf_get_string(sndfile, SF_STR_ARTIST); info->setValue(Qmmp::ARTIST, artist ? QString::fromUtf8(artist) : QString()); const char *comment = sf_get_string(sndfile, SF_STR_COMMENT); info->setValue(Qmmp::COMMENT, comment ? QString::fromUtf8(comment) : QString()); const char *genre = sf_get_string(sndfile, SF_STR_GENRE); info->setValue(Qmmp::COMMENT, genre ? QString::fromUtf8(genre) : QString()); } if(parts & TrackInfo::Properties) { info->setValue(Qmmp::BITRATE, QFileInfo(path).size() * 8000.0 / info->duration() + 0.5); info->setValue(Qmmp::SAMPLERATE, snd_info.samplerate); info->setValue(Qmmp::CHANNELS, snd_info.channels); switch(snd_info.format & SF_FORMAT_SUBMASK) { case SF_FORMAT_PCM_S8: case SF_FORMAT_PCM_U8: info->setValue(Qmmp::BITS_PER_SAMPLE, 8); break; case SF_FORMAT_PCM_16: info->setValue(Qmmp::BITS_PER_SAMPLE, 16); break; case SF_FORMAT_PCM_24: info->setValue(Qmmp::BITS_PER_SAMPLE, 24); break; case SF_FORMAT_PCM_32: case SF_FORMAT_FLOAT: info->setValue(Qmmp::BITS_PER_SAMPLE, 32); break; case SF_FORMAT_DOUBLE: info->setValue(Qmmp::BITS_PER_SAMPLE, 64); break; } SF_FORMAT_INFO format_info; memset(&format_info, 0, sizeof(format_info)); format_info.format = (snd_info.format & SF_FORMAT_TYPEMASK); sf_command(nullptr, SFC_GET_FORMAT_INFO, &format_info, sizeof(format_info)); info->setValue(Qmmp::FORMAT_NAME, QString::fromLatin1(format_info.name)); info->setDuration(int(snd_info.frames * 1000 / snd_info.samplerate)); } sf_close(sndfile); return QList<TrackInfo *>() << info; } MetaDataModel* DecoderSndFileFactory::createMetaDataModel(const QString&, bool) { return nullptr; } void DecoderSndFileFactory::showSettings(QWidget *) {} void DecoderSndFileFactory::showAbout(QWidget *parent) { char version [128] = { 0 }; sf_command (nullptr, SFC_GET_LIB_VERSION, version, sizeof (version)) ; QMessageBox::about (parent, tr("About Sndfile Audio Plugin"), tr("Qmmp Sndfile Audio Plugin")+"\n"+ tr("Compiled against")+" "+QString(version)+"\n" + tr("Written by: Ilya Kotov <forkotov02@ya.ru>")); } QString DecoderSndFileFactory::translation() const { return QLatin1String(":/sndfile_plugin_"); }
generated by cgit v1.2.3-13-gbd6f (git 2.30.0) at 2025-12-21 10:46:59 +0000