WPD_CONTENT_TYPE_AUDIO

An object that describes its type as WPD_CONTENT_TYPE_AUDIO represents an audio file, such as a Windows Media Audio (WMA) or MP3 file.

This type of object supports the following properties.

Property Name	Required or Optional
WPD_OBJECT_ID	Required, read-only. A client cannot set this property, even at creation time.
WPD_OBJECT_PARENT_ID	Required.
WPD_OBJECT_NAME	Required if the object represents a file.
WPD_OBJECT_PERSISTENT_UNIQUE_ID	Required, read-only. A client cannot set this property, even at creation time.
WPD_OBJECT_FORMAT	Required.
WPD_OBJECT_CONTENT_TYPE	Required.
WPD_OBJECT_ISHIDDEN	Required if the object is hidden.
WPD_OBJECT_ISSYSTEM	Required if the object is a system object (represents a system file).
WPD_OBJECT_SIZE	Required if the object has at least one resource.
WPD_OBJECT_ORIGINAL_FILE_NAME	Required if the object represents a file.
WPD_OBJECT_NON_CONSUMABLE	Recommended if the object is not meant for consumption by the device.
WPD_OBJECT_REFERENCES	Required if the object has references to other objects.
WPD_OBJECT_KEYWORDS	Optional.
WPD_OBJECT_SYNC_ID	Optional.
WPD_OBJECT_IS_DRM_PROTECTED	Required if the object is protected by DRM technology.
WPD_OBJECT_DATE_CREATED	Optional.
WPD_OBJECT_DATE_MODIFIED	Recommended.
WPD_OBJECT_DATE_AUTHORED	Optional.
WPD_OBJECT_BACK_REFERENCES	Recommended if the object is referenced by another object.
WPD_OBJECT_CONTAINER_FUNCTIONAL_OBJECT_ID	Optional.
WPD_OBJECT_GENERATE_THUMBNAIL_FROM_RESOURCE	Optional.
WPD_OBJECT_CAN_DELETE	Required if the object can be deleted.
WPD_OBJECT_LANGUAGE_LOCALE	Optional.
WPD_MEDIA_TOTAL_BITRATE	Recommended.
WPD_MEDIA_BITRATE_TYPE	Optional.
WPD_MEDIA_COPYRIGHT	Optional.
WPD_MEDIA_SUBSCRIPTION_CONTENT_ID	Recommended if this object represents content from an online subscription service.
WPD_MEDIA_USE_COUNT	Recommended.
WPD_MEDIA_SKIP_COUNT	Optional.
WPD_MEDIA_LAST_ACCESSED_TIME	Optional.
WPD_MEDIA_PARENTAL_RATING	Optional.
WPD_MEDIA_META_GENRE	Optional.
WPD_MEDIA_COMPOSER	Optional.
WPD_MEDIA_EFFECTIVE_RATING	Optional.
WPD_MEDIA_SUB_TITLE	Optional.
WPD_MEDIA_RELEASE_DATE	Recommended.
WPD_MEDIA_SAMPLE_RATE	Optional.
WPD_MEDIA_STAR_RATING	Recommended.
WPD_MEDIA_USER_EFFECTIVE_RATING	Recommended.
WPD_MEDIA_TITLE	Required.
WPD_MEDIA_DURATION	Required.
WPD_MEDIA_BUY_NOW	Recommended.
WPD_MEDIA_ENCODING_PROFILE	Optional.
WPD_MEDIA_ARTIST	Recommended.
WPD_MEDIA_ALBUM_ARTIST	Recommended.
WPD_MEDIA_SOURCE_URL	Optional.
WPD_MEDIA_DESTINATION_URL	Optional.
WPD_MEDIA_DESCRIPTION	Optional.
WPD_MEDIA_GENRE	Optional.
WPD_MEDIA_TIME_BOOKMARK	Optional.
WPD_MEDIA_BYTE_BOOKMARK	Optional.
WPD_MEDIA_GUID	Optional.
WPD_MEDIA_SUB_DESCRIPTION	Optional.
WPD_MUSIC_ALBUM	Recommended.
WPD_MUSIC_TRACK	Recommended.
WPD_MUSIC_LYRICS	Optional.
WPD_MUSIC_MOOD	Optional.
WPD_AUDIO_BITRATE	Recommended.
WPD_AUDIO_CHANNEL_COUNT	Optional.
WPD_AUDIO_FORMAT_CODE	Optional.
WPD_AUDIO_BIT_DEPTH	Optional.
WPD_AUDIO_BLOCK_ALIGNMENT	Optional.

 

Typical Resources

These objects typically include the following resources.

Resource Name	Required or Optional	Description
WPD_RESOURCE_DEFAULT	Optional.	Contains the complete audio file.
WPD_RESOURCE_ALBUM_ART	Recommended, if available.	Contains the picture for the album.
WPD_RESOURCE_AUDIOCLIP	Optional.	Contains a sample clip of the complete audio file.

 

Related topics

Requirements for Objects