/*************************************************************************** copyright : (C) 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_WAVFILE_H #define TAGLIB_WAVFILE_H #include "rifffile.h" #include "id3v2tag.h" #include "infotag.h" #include "wavproperties.h" namespace TagLib { namespace RIFF { //! An implementation of WAV metadata /*! * This is an implementation of WAV metadata. * * This supports an ID3v2 tag as well as reading stream from the ID3 RIFF * chunk as well as properties from the file. */ namespace WAV { //! An implementation of TagLib::File with WAV specific methods /*! * This implements and provides an interface for WAV files to the * TagLib::Tag and TagLib::AudioProperties interfaces by way of implementing * the abstract TagLib::File API as well as providing some additional * information specific to WAV files. */ class TAGLIB_EXPORT File : public TagLib::RIFF::File { public: enum TagTypes { //! Empty set. Matches no tag types. NoTags = 0x0000, //! Matches ID3v2 tags. ID3v2 = 0x0001, //! Matches INFO tags. Info = 0x0002, //! Matches all tag types. AllTags = 0xffff }; /*! * Constructs a WAV file from \a file. If \a readProperties is \c true the * file's audio properties will also be read. * * \note In the current implementation, \a propertiesStyle is ignored. * * If this file contains an ID3v2 tag, the frames will be created using * \a frameFactory (default if null). */ File(FileName file, bool readProperties = true, Properties::ReadStyle propertiesStyle = Properties::Average, ID3v2::FrameFactory *frameFactory = nullptr); /*! * Constructs a WAV file from \a stream. If \a readProperties is \c true the * file's audio properties will also be read. * * \note TagLib will *not* take ownership of the stream, the caller is * responsible for deleting it after the File object. * * \note In the current implementation, \a propertiesStyle is ignored. * * If this file contains an ID3v2 tag, the frames will be created using * \a frameFactory (default if null). */ File(IOStream *stream, bool readProperties = true, Properties::ReadStyle propertiesStyle = Properties::Average, ID3v2::FrameFactory *frameFactory = nullptr); /*! * Destroys this instance of the File. */ ~File() override; File(const File &) = delete; File &operator=(const File &) = delete; /*! * Returns the tag for this file. This will be a RIFF INFO tag, an * ID3v2 tag or a combination of the two. */ TagLib::Tag *tag() const override; /*! * Returns the ID3v2 Tag for this file. * * \note This always returns a valid pointer regardless of whether or not * the file on disk has an ID3v2 tag. Use hasID3v2Tag() to check if the * file on disk actually has an ID3v2 tag. * * \see hasID3v2Tag() */ ID3v2::Tag *ID3v2Tag() const; /*! * Returns the RIFF INFO Tag for this file. * * \note This always returns a valid pointer regardless of whether or not * the file on disk has a RIFF INFO tag. Use hasInfoTag() to check if the * file on disk actually has a RIFF INFO tag. * * \see hasInfoTag() */ Info::Tag *InfoTag() const; /*! * This will strip the tags that match the OR-ed together TagTypes from the * file. By default it strips all tags. It returns \c true if the tags are * successfully stripped. * * \note This will update the file immediately. */ void strip(TagTypes tags = AllTags); /*! * Implements the unified property interface -- export function. * This method forwards to ID3v2::Tag::properties(). */ PropertyMap properties() const override; void removeUnsupportedProperties(const StringList &unsupported) override; /*! * Implements the unified property interface -- import function. * This method forwards to ID3v2::Tag::setProperties(). */ PropertyMap setProperties(const PropertyMap &) override; /*! * Returns the WAV::Properties for this file. If no audio properties * were read then this will return a null pointer. */ Properties *audioProperties() const override; /*! * Saves the file. */ bool save() override; /*! * Save the file. If \a strip is specified, it is possible to choose if * tags not specified in \a tags should be stripped from the file or * retained. With \a version, it is possible to specify whether ID3v2.4 * or ID3v2.3 should be used. */ bool save(TagTypes tags, StripTags strip = StripOthers, ID3v2::Version version = ID3v2::v4); /*! * Returns whether or not the file on disk actually has an ID3v2 tag. * * \see ID3v2Tag() */ bool hasID3v2Tag() const; /*! * Returns whether or not the file on disk actually has a RIFF INFO tag. * * \see InfoTag() */ bool hasInfoTag() const; /*! * Returns whether or not the given \a stream can be opened as a WAV * file. * * \note This method is designed to do a quick check. The result may * not necessarily be correct. */ static bool isSupported(IOStream *stream); private: void read(bool readProperties); void removeTagChunks(TagTypes tags); friend class Properties; class FilePrivate; TAGLIB_MSVC_SUPPRESS_WARNING_NEEDS_TO_HAVE_DLL_INTERFACE std::unique_ptr d; }; } // namespace WAV } // namespace RIFF } // namespace TagLib #endif