Metadata describes meta information that is part of an audio or video file. More...

Inherits Reference.

Public Member Functions
virtual MetaAttributeList *	attributes () const =0
	Returns a modifiable collection with all the attributes in the Metadata object. More...

virtual MetaPictureList *	pictures () const =0
	Returns a modifiable collection with all the pictures in the Metadata object. More...

Public Member Functions inherited from Reference
virtual int32_t	retain () const =0
	Retains the instance. More...

virtual int32_t	release () const =0
	Releases the instance. More...

virtual int32_t	retainCount () const =0
	Returns the current reference count. More...

Protected Member Functions
virtual	~Metadata ()
	This object can be destroyed only by the library that has created it. More...

Detailed Description

Metadata describes meta information that is part of an audio or video file.

It can hold various textual information and images.

See Also: Library::createMetaAttribute; Library::createMetaPicture; Library::createMetadata

Constructor & Destructor Documentation

virtual ~Metadata ( )

protectedvirtual

This object can be destroyed only by the library that has created it.

virtual MetaAttributeList* attributes ( ) const

pure virtual

Returns a modifiable collection with all the attributes in the Metadata object.

Returns: A collection of MetaAttribute objects. The default value is an empty collection which can be modified but it cannot be replaced.

The returned collection exists only in the context of the Metadata object.

virtual MetaPictureList* pictures ( ) const

pure virtual

Returns a modifiable collection with all the pictures in the Metadata object.

Returns: A collection of MetaPicture objects. The default value is an empty collection which can be modified but it cannot be replaced.

The returned collection exists only in the context of the Metadata object.