121 lines
4.3 KiB
C++
121 lines
4.3 KiB
C++
/**************************************************************************
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copyright : (C) 2007 by Lukáš Lalinský
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email : lalinsky@gmail.com
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**************************************************************************/
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/***************************************************************************
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License version *
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* 2.1 as published by the Free Software Foundation. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
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* 02110-1301 USA *
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* *
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* Alternatively, this file is available under the Mozilla Public *
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* License Version 1.1. You may obtain a copy of the License at *
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* http://www.mozilla.org/MPL/ *
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***************************************************************************/
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#ifndef TAGLIB_MP4FILE_H
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#define TAGLIB_MP4FILE_H
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#include "tag.h"
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#include "tfile.h"
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#include "taglib_export.h"
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#include "mp4properties.h"
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#include "mp4tag.h"
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namespace Strawberry_TagLib {
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namespace TagLib {
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//! An implementation of MP4 (AAC, ALAC, ...) metadata
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namespace MP4 {
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class Atoms;
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/*!
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* This implements and provides an interface for MP4 files to the
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* TagLib::Tag and TagLib::AudioProperties interfaces by way of implementing
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* the abstract TagLib::File API as well as providing some additional
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* information specific to MP4 files.
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*/
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class TAGLIB_EXPORT File : public Strawberry_TagLib::TagLib::File {
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public:
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/*!
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* Constructs an MP4 file from \a file.
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* If \a readProperties is true the file's audio properties will also be read.
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*
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* \note In the current implementation, \a propertiesStyle is ignored.
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*/
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explicit File(FileName file, bool readProperties = true, AudioProperties::ReadStyle audioPropertiesStyle = AudioProperties::Average);
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/*!
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* Constructs an MP4 file from \a stream.
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* If \a readProperties is true the file's audio properties will also be read.
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*
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* \note TagLib will *not* take ownership of the stream, the caller is
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* responsible for deleting it after the File object.
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*
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* \note In the current implementation, \a propertiesStyle is ignored.
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*/
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explicit File(IOStream *stream, bool readProperties = true, AudioProperties::ReadStyle audioPropertiesStyle = AudioProperties::Average);
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/*!
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* Destroys this instance of the File.
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*/
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~File() override;
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/*!
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* Returns a pointer to the MP4 tag of the file.
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*
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* MP4::Tag implements the tag interface, so this serves as the reimplementation of TagLib::File::tag().
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*
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* \note The Tag <b>is still</b> owned by the MP4::File and should not be deleted by the user.
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* It will be deleted when the file (object) is destroyed.
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*/
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Tag *tag() const override;
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/*!
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* Returns the MP4 audio properties for this file.
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*/
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AudioProperties *audioProperties() const override;
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/*!
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* Save the file.
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*
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* This returns true if the save was successful.
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*/
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bool save() override;
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/*!
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* Returns whether or not the file on disk actually has an MP4 tag, or the file has a Metadata Item List (ilst) atom.
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*/
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bool hasMP4Tag() const;
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/*!
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* Returns whether or not the given \a stream can be opened as an ASF file.
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*
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* \note This method is designed to do a quick check. The result may not necessarily be correct.
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*/
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static bool isSupported(IOStream *stream);
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private:
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void read(bool readProperties);
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class FilePrivate;
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FilePrivate *d;
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};
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} // namespace MP4
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} // namespace TagLib
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} // namespace Strawberry_TagLib
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#endif
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