Audio file detection by content
This commit is contained in:
Jonas Kvinge
201
3rdparty/taglib/tag.h
vendored
Normal file
201
3rdparty/taglib/tag.h
vendored
Normal file
@@ -0,0 +1,201 @@
|
||||
/***************************************************************************
|
||||
copyright : (C) 2002 - 2008 by Scott Wheeler
|
||||
email : wheeler@kde.org
|
||||
***************************************************************************/
|
||||
|
||||
/***************************************************************************
|
||||
* This library is free software; you can redistribute it and/or modify *
|
||||
* it under the terms of the GNU Lesser General Public License version *
|
||||
* 2.1 as published by the Free Software Foundation. *
|
||||
* *
|
||||
* This library 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 *
|
||||
* Lesser General Public License for more details. *
|
||||
* *
|
||||
* You should have received a copy of the GNU Lesser General Public *
|
||||
* License along with this library; if not, write to the Free Software *
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
|
||||
* 02110-1301 USA *
|
||||
* *
|
||||
* Alternatively, this file is available under the Mozilla Public *
|
||||
* License Version 1.1. You may obtain a copy of the License at *
|
||||
* http://www.mozilla.org/MPL/ *
|
||||
***************************************************************************/
|
||||
|
||||
#ifndef TAGLIB_TAG_H
|
||||
#define TAGLIB_TAG_H
|
||||
|
||||
#include "taglib_export.h"
|
||||
#include "tstring.h"
|
||||
|
||||
namespace TagLib {
|
||||
|
||||
//! A simple, generic interface to common audio meta data fields
|
||||
|
||||
/*!
|
||||
* This is an attempt to abstract away the difference in the meta data formats
|
||||
* of various audio codecs and tagging schemes. As such it is generally a
|
||||
* subset of what is available in the specific formats but should be suitable
|
||||
* for most applications. This is meant to compliment the generic APIs found
|
||||
* in TagLib::AudioProperties, TagLib::File and TagLib::FileRef.
|
||||
*/
|
||||
|
||||
class PropertyMap;
|
||||
|
||||
class TAGLIB_EXPORT Tag
|
||||
{
|
||||
public:
|
||||
|
||||
/*!
|
||||
* Destroys this Tag instance.
|
||||
*/
|
||||
virtual ~Tag();
|
||||
|
||||
/*!
|
||||
* Exports the tags of the file as dictionary mapping (human readable) tag
|
||||
* names (Strings) to StringLists of tag values.
|
||||
* The default implementation in this class considers only the usual built-in
|
||||
* tags (artist, album, ...) and only one value per key.
|
||||
*/
|
||||
PropertyMap properties() const;
|
||||
|
||||
/*!
|
||||
* Removes unsupported properties, or a subset of them, from the tag.
|
||||
* The parameter \a properties must contain only entries from
|
||||
* properties().unsupportedData().
|
||||
* BIC: Will become virtual in future releases. Currently the non-virtual
|
||||
* standard implementation of TagLib::Tag does nothing, since there are
|
||||
* no unsupported elements.
|
||||
*/
|
||||
void removeUnsupportedProperties(const StringList& properties);
|
||||
|
||||
/*!
|
||||
* Sets the tags of this File to those specified in \a properties. This default
|
||||
* implementation sets only the tags for which setter methods exist in this class
|
||||
* (artist, album, ...), and only one value per key; the rest will be contained
|
||||
* in the returned PropertyMap.
|
||||
*/
|
||||
PropertyMap setProperties(const PropertyMap &properties);
|
||||
|
||||
/*!
|
||||
* Returns the track name; if no track name is present in the tag
|
||||
* String::null will be returned.
|
||||
*/
|
||||
virtual String title() const = 0;
|
||||
|
||||
/*!
|
||||
* Returns the artist name; if no artist name is present in the tag
|
||||
* String::null will be returned.
|
||||
*/
|
||||
virtual String artist() const = 0;
|
||||
|
||||
/*!
|
||||
* Returns the album name; if no album name is present in the tag
|
||||
* String::null will be returned.
|
||||
*/
|
||||
virtual String album() const = 0;
|
||||
|
||||
/*!
|
||||
* Returns the track comment; if no comment is present in the tag
|
||||
* String::null will be returned.
|
||||
*/
|
||||
virtual String comment() const = 0;
|
||||
|
||||
/*!
|
||||
* Returns the genre name; if no genre is present in the tag String::null
|
||||
* will be returned.
|
||||
*/
|
||||
virtual String genre() const = 0;
|
||||
|
||||
/*!
|
||||
* Returns the year; if there is no year set, this will return 0.
|
||||
*/
|
||||
virtual unsigned int year() const = 0;
|
||||
|
||||
/*!
|
||||
* Returns the track number; if there is no track number set, this will
|
||||
* return 0.
|
||||
*/
|
||||
virtual unsigned int track() const = 0;
|
||||
|
||||
/*!
|
||||
* Sets the title to \a s. If \a s is String::null then this value will be
|
||||
* cleared.
|
||||
*/
|
||||
virtual void setTitle(const String &s) = 0;
|
||||
|
||||
/*!
|
||||
* Sets the artist to \a s. If \a s is String::null then this value will be
|
||||
* cleared.
|
||||
*/
|
||||
virtual void setArtist(const String &s) = 0;
|
||||
|
||||
/*!
|
||||
* Sets the album to \a s. If \a s is String::null then this value will be
|
||||
* cleared.
|
||||
*/
|
||||
virtual void setAlbum(const String &s) = 0;
|
||||
|
||||
/*!
|
||||
* Sets the comment to \a s. If \a s is String::null then this value will be
|
||||
* cleared.
|
||||
*/
|
||||
virtual void setComment(const String &s) = 0;
|
||||
|
||||
/*!
|
||||
* Sets the genre to \a s. If \a s is String::null then this value will be
|
||||
* cleared. For tag formats that use a fixed set of genres, the appropriate
|
||||
* value will be selected based on a string comparison. A list of available
|
||||
* genres for those formats should be available in that type's
|
||||
* implementation.
|
||||
*/
|
||||
virtual void setGenre(const String &s) = 0;
|
||||
|
||||
/*!
|
||||
* Sets the year to \a i. If \a s is 0 then this value will be cleared.
|
||||
*/
|
||||
virtual void setYear(unsigned int i) = 0;
|
||||
|
||||
/*!
|
||||
* Sets the track to \a i. If \a s is 0 then this value will be cleared.
|
||||
*/
|
||||
virtual void setTrack(unsigned int i) = 0;
|
||||
|
||||
/*!
|
||||
* Returns true if the tag does not contain any data. This should be
|
||||
* reimplemented in subclasses that provide more than the basic tagging
|
||||
* abilities in this class.
|
||||
*/
|
||||
virtual bool isEmpty() const;
|
||||
|
||||
/*!
|
||||
* Copies the generic data from one tag to another.
|
||||
*
|
||||
* \note This will no affect any of the lower level details of the tag. For
|
||||
* instance if any of the tag type specific data (maybe a URL for a band) is
|
||||
* set, this will not modify or copy that. This just copies using the API
|
||||
* in this class.
|
||||
*
|
||||
* If \a overwrite is true then the values will be unconditionally copied.
|
||||
* If false only empty values will be overwritten.
|
||||
*/
|
||||
static void duplicate(const Tag *source, Tag *target, bool overwrite = true);
|
||||
|
||||
protected:
|
||||
/*!
|
||||
* Construct a Tag. This is protected since tags should only be instantiated
|
||||
* through subclasses.
|
||||
*/
|
||||
Tag();
|
||||
|
||||
private:
|
||||
Tag(const Tag &);
|
||||
Tag &operator=(const Tag &);
|
||||
|
||||
class TagPrivate;
|
||||
TagPrivate *d;
|
||||
};
|
||||
}
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user