strawberry-audio-player-win.../ext/libstrawberry-tagreader/tagreader.h

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2018-02-27 18:06:05 +01:00
/* This file is part of Strawberry.
Copyright 2013, David Sansome <me@davidsansome.com>
Strawberry 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 3 of the License, or
(at your option) any later version.
Strawberry 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TAGREADER_H
#define TAGREADER_H
#include <QByteArray>
#include <taglib/xiphcomment.h>
#include "config.h"
#include "tagreadermessages.pb.h"
class QNetworkAccessManager;
class QString;
class QTextCodec;
class QUrl;
namespace TagLib {
class FileRef;
class String;
namespace ID3v2 {
class Tag;
class PopularimeterFrame;
}
}
class FileRefFactory;
/**
* This class holds all useful methods to read and write tags from/to files.
* You should not use it directly in the main process but rather use a
* TagReaderWorker process (using TagReaderClient)
*/
class TagReader {
public:
TagReader();
void ReadFile(const QString& filename, pb::tagreader::SongMetadata *song) const;
bool SaveFile(const QString& filename, const pb::tagreader::SongMetadata &song) const;
bool IsMediaFile(const QString &filename) const;
QByteArray LoadEmbeddedArt(const QString &filename) const;
static void Decode(const TagLib::String& tag, const QTextCodec *codec, std::string *output);
static void Decode(const QString &tag, const QTextCodec *codec, std::string *output);
void ParseFMPSFrame(const QString &name, const QString &value, pb::tagreader::SongMetadata *song) const;
void ParseOggTag(const TagLib::Ogg::FieldListMap &map, const QTextCodec *codec, QString *disc, QString *compilation, pb::tagreader::SongMetadata *song) const;
void SetVorbisComments(TagLib::Ogg::XiphComment *vorbis_comments, const pb::tagreader::SongMetadata &song) const;
pb::tagreader::SongMetadata_Type GuessFileType(TagLib::FileRef *fileref) const;
void SetUserTextFrame(const QString &description, const QString &value, TagLib::ID3v2::Tag *tag) const;
void SetUserTextFrame(const std::string &description, const std::string& value, TagLib::ID3v2::Tag *tag) const;
void SetTextFrame(const char *id, const QString &value, TagLib::ID3v2::Tag *tag) const;
void SetTextFrame(const char *id, const std::string &value, TagLib::ID3v2::Tag *tag) const;
private:
FileRefFactory *factory_;
QNetworkAccessManager *network_;
const std::string kEmbeddedCover;
};
#endif // TAGREADER_H