Metadata 20.3

This release is currently under development and content of this page is subject to change without notice.

MediaHaven has a wide variety of metadata fields. This table list various information about these fields.

Legend

Key / Sub Key: The name of the field as it appears the metadata XML and JSON
Format: extra information about the format of the value, see Metadata Concepts for more information about the used terms
Read-only: This field cannot be modified in the user interface or API calls
Search: When performing a search query APIs you must use the flattened key, for example +Title:"Breaking News!" +KeywordsKeyword:Politics
Searchable: In the MediaHaven REST API you can search and sort on thie field

Descriptive Fields

Descriptive fields are modifiable fields that describe files for purposes such as discovery.

Key	Sub Key	Description	Format
`Title`		The title of the file
`Description`		Description about the file
`CreationDate`		The date and time the file was originally created	`yyyy:MM:dd HH:mm:ss`
`RightsOwner`		The name of the (copyright) owner of the file
`Rights`		A description about how the file can or can not be disseminated.
`Keywords`		Series of keywords about the file	`ListField`
`Keywords`	`Keyword`	Sub field of `Keywords` containing an individual keyword
`Categories`		Series of categories about the file	ListField
`Categories`	`Category`	Sub field of `Categories` containing an individual category
`Publisher`		Publisher of the file
`Authors`		A list of various authors of the file	MulitItemField
`AuthorsAuthor`		Sub field of `Authors` containing an individual author
`Address`		Address of corresponding with the Location	MulitItemField
`Address`	`Formatted`	Sub field of `Address` describing the full address in a single line, e.g. Trump Tower, 725 5th Ave, New York, NY 10022, Verenigde Staten
`Location`		GPS coordinates corresponding with the `Address`
`Publications`		List of locations where the file is published	`ListField`
`Publications`	`Comment`	Sub field of `Publications` describing a comme
`OriginalFilename`		The name of the file as it was ingested into MediaHaven
`UploadedBy`		The name of the user that uploaded the file
`KeyframeStart`		By default the the field `PathToKeyframe` refers to the closest keyframe before to time provided by the field `FragmentStart`. When `KeyframeStart` is defined it overrides this time.	frames (using a fictitious 25 fps)

Administrative Fields

Administrative Fields are human readable read-only fields which are used for managing and preserving files in MediaHaven.

Key	DigiHaven / MediHaven 2.0	Description	Format
`OrganisationName`		The name of the organisation to which the file belongs
`LastModifiedDate`		The date and time when the file was last edited	ISO-8601
`ExternalId`		The ID of the file in an external platform. This field is only for advanced installations.
`ArchiveDate`		The date and time the file was ingested	`yyyy:MM:dd HH:mm:ss`
`Type`		The type of the file (e.g. image, document, page, image, layer, newspaperpage, article, video, videofragment, audio, audiofragment, set, collection, newspaper, metadataonly)
`DepartmentName`		The name of the department that published the file
`Workflow`		Describes through which workflow a file was ingested (if applicable)
`IngestTape`		Describes on which ingest tape the file was provided (if applicable)
`IsSynchronized`		Indicates whether or not this file or fragment has been synchronized from another MediaHaven.	0 or 1
`ExternalUrl`		When this file has been sychronized from another MediaHaven, this URL refers to file in the web site of the original MediaHaven.	URL
`IsOriginal`		Indicates if the file is an original file	0 or 1
`IsPreservation`	Yes	Indicates if the file is valid for preservation means	0 or 1
`IsAccess`	Yes	Indicates if the file is valid for access means	0 or 1
`RecordType`	Yes	The type of the record.
`RecordStatus`	Yes	The status of the record (e.g. but not limited to New or Published)
`OrganisationExternalId`		External id of the organisation to which the file belongs.
`OrganisationLongName`		The full name of an organisation including white space and punctuation

Technical Fields

Technical fields are predominantly read-only fields whose values are inherent to data file itself. (Re)-ingesting the file, possibly in a different MediaHaven, will result in exactly the same values.

Common

Key	Description	Format
`OriginalExtension`	The extension of the file as it was ingested into MediaHaven
`FileSize`	The size of the file in bytes
`Md5`	The MD5 checksum of the file
`MimeType`	The mime type of the file, e.g. image/jpg
`PronomId`	The Pronom ID is a file identification mechanism developed by the National Archives
`Width`	The width of the file	pixels
`Height`	The height of the file	pixels
`ImageSize`	Width times height, e.g 1920x1080	pixels times pixels
`ImageQuality`	The quality of the image	high (image: 1920x1200, video: 1280x720) medium (image: 1024x768, video: 720x540) low
`ImageOrientation`	The orientation of the image	panorama (aspect >= 2) landscape (2 > aspect >= 1.1) square (1.1 >= aspect > 0.9) portrait (0.9 >= aspect > 0.5) strip (aspect < 0.5)

Time codes

Key	Description	Format
`DurationTimeCode`	The duration of the media file	HH:mm:ss.SSS
`StartTimeCode`	The start time of the media file	HH:mm:ss.SSS
`EndTimeCode`	The end time of the media file	HH:mm:ss.SSS
`DurationFrames`	The duration of the media file, expressed in frames against a fictitious 25 frames per second, e.g. 0000000025	frames (using a fictitious 25 fps)
`StartFrames`	The start time of the media file, expressed in frames against a fictitious 25 frames per second, e.g. 0000000025	frames (using a fictitious 25 fps)
`EndFrames`	The end time of the media file, expressed in frames against a fictitious 25 frames per second, e.g. 0000000025	frames (using a fictitious 25 fps)

Video

Key	Description	Format
`VideoCodec`	Description about the video encoding of the file
`VideoFps`	Frames per second of the video in the file	frames per second (fps)
`VideoBitRate`	Average bit rate of the video in the file	bits per second (bps)
`AudioCodec`	Description about the audio encoding of the file
`AudioChannels`	Total number of audio channels in the file, if the file has multiple audio tracks, this is the cumulative sum over all tracks
`AudioSampleRate`	Sample rate of the first audio track in the file	Hz
`AudioBitRate`	Total average bitrate of all audio tracks	bits per second (bps)
`AudioTracks`	The amount of audio tracks in the file
`BitRate`	Total average bit rate of the container (includes video and audio)	bits per second (bps)

MXF Video

Key	Description	Format
`Origin`	Number of edit units to skip at the start of the source video codec before the logical of start of the essence	frames
`EssenceOffset`	File offset to the first partition containing essence	bytes
`EditUnitByteSize`	> 0: Constant Bit Rate (CBR) MXF: Each edit unit has this fixed size 0: Variable Bit Rate (VBR) MXF: Edit units have a variable size -1: Unrecognized edit unit structure	bytes
`RunIn`	File offset to the first KLV in the file, typically `0`	bytes
`FramesPerEditUnit`	Number of frames per edit unit	frames
`EditRate`	Number of edit units per second, if `FramesPerEditUnit` is `1` this equals the `VideoFps`	fraction
`IndexEditRate`	Advanced MXF feature, stored for future usage	fraction

Internal Fields

Internal fields are read-only metadata fields proper to MediaHaven and often not a human readable format opposed to the administrative fields.

Key	Description	Remark
`MediaObjectId`	The unique identifier of the file	64 characters
`FragmentId`	The unique identifier of the fragment of the file	96 characters
`OriginalStatus`	Status of the validation and ingest of the file	in_progress: file is being processed completed: file is successfully stored on storage failed: ingest failed and the file is not succesfully stored on storage
`BrowseStatus`	Status of the creation of the preview of the file	in_progress: browse is being generated completed: browse is successfully created no_browse: no browse is created for this file type cancelled: ingest failed before a browse was created failed: browse could not be created
`ArchiveStatus`	The possible values are documented here: Ingest Monitoring
`OrganisationId`	The ID of the organisation to which the file belongs to. The administrative field `OrganisationName` provides the human readable name.
`IngestSpaceId`	The ID of the ingest space the file belongs or belonged to	UUID
`IsInIngestSpace`	Whether the file still belongs to an ingest space	0 or 1
`UploadedById`	The user ID of the user that uploaded the file, the administrative field `UploadedBy` provides the human readable name.	UUID
`DepartmentId`	uuid of the department the file was published with, the administrative field `DepartmentName` provides the human readable name.	UUID
`IsFragment`	Indicates whether or not the file is the main fragment or non-main fragment (i.e. page of a document, videofragment of a video)	0 or 1
`HasKeyframes`	Indicates whether or not the the file has a series of keyframes (applicable to documents, multi-page images, video and audio)	0 or 1
`ContainsGeoData`	Indicates whether or not the file has geolocation data associated to it	0 or 1

Browses

Key	Sub Key #1	Sub Key #2	Description	Remark
`Browses`			List of browse formats generated for the file	ComplexField
`Browses`	`Browse`		Description of a single browse format of the file	MapField
`Browses`	`Browse`	`Label`	Unique label of this browse format
`Browses`	`Browse`	`Container`	Extension of the container of this browse, e.g. jpg, mp4
`Browses`	`Browse`	`BaseUrl`	URL to the path containing the files associated with this browse format
`Browses`	`Browse`	`PathToKeyframe`	Relative path to the main still image of the file. Prefix with `BaseUrl` to obtain the complete URL.
`Browses`	`Browse`	`PathToKeyframeThumb`	Relative path to the main still image of the file (thumb version). Prefix with `BaseUrl` to obtain the complete URL.
`Browses`	`Browse`	`PathToVideo`	Relative path to the video preview of the file. Prefix with `BaseUrl` to obtain the complete URL.
`Browses`	`Browse`	`FileSize`	File size of the `PathToVideo` for audio / video or `PathToKeyframe` for other content.	bytes
`Browses`	`Browse`	`Width`	Width of the preview (P`athToKeyframe)`	pixels
`Browses`	`Browse`	`Height`	Height of the preview (P`athToKeyframe)`	pixels
`Browses`	`Browse`	...	All keys available under the item #Video on this same page

Distributions

Key	Sub Key	Description	Remark	Read-only	Searchable
`Distributions`		List of distribution channels where the file has been distributed to	ListField
`Distributions`	`Distribution`	Provides information about a single channel in the form of <protocol>:<ID>, e.g. jwplayer:bZZVWxol	protocol:id

Workflows

Key	Sub Key	Sub Key #2	Description	Remark
Tasks			List of tasks active for this record	ComplexField
Tasks	Task		Provides information about a single task	MapField
Tasks	Task	Id	Unique ID of this task	SimpleField
Tasks	Task	TypeName	Type of task (human readable)	SimpleField
Tasks	Task	TypeId	Type of task	SimpleField
Tasks	Task	ProcessName	Name of the process this task belongs to	SimpleField
Tasks	Task	ProcessId	The ID of the process this task belongs to	SimpleField
Tasks	Task	AssigneeUserId	ID of the assigned user	SimpleField
Tasks	Task	AssigneeUserLogin	Login of the assigned user	SimpleField
Tasks	Task	AssigneeFunction	Function necessary to complete this task	SimpleField
Tasks	Task	CreationDate	Date on which this task was created	DateField
Tasks	Task	DueDate	This task should be completed before this date	DateField

Structural Fields

Structural fields provide how compound files such as collections are put together or how files are related between each other. Three categories exist: Fragments, Ensembles and Relations.

Fragments

Key	Sub Key	Description	Remark
`Fragments`		Series of fragments belonging to this file. The main fragment which corresponds to the file itself (i.e. the entire video) is non contained in this series, hence this list is empty if the file contains no pure (= non main) fragments.	ListField
`Fragments`	`Fragment`	Sub field of `Fragments` giving the `FragmentId` of each fragment this file contains	FragmentId
`MainFragment`		For a pure fragment, this refers the `FragmentId` of main fragment. For the main fragment this field is empty.	SimpleField
`FragmentStartFrames`		The start time of a fragment, relative to the start of the media file, expressed in frames against a fictitious 25 frames per second	frames (using a fictitious 25 fps)
`FragmentEndFrames`		The end time of a fragment, relative to the start of the media file, expressed in frames against a fictitious 25 frames per second	frames (using a fictitious 25 fps)
`FragmentDurationFrames`		The duration of a fragment, expressed in frames against a fictitious 25 frames per second	frames (using a fictitious 25 fps)
`FragmentStartTimeCode`		The start time of a fragment, relative to the start of the media file	HH:mm:ss.SSS
`FragmentEndTimeCode`		The end time of a fragment, relative to the start of the media file	HH:mm:ss.SSS
`FragmentDurationTimeCode`		The duration of a fragment	HH:mm:ss.SSS

Versioning

Key	Sub Key	Description	Remark
`Versioning`		Provides structural information about the chain versions of the same logical file. Each record in the chain is a separate record itself with its own MediaObjectId / FragmentId. All records in the chain have the same Versioning > Id.	MapField
`Versioning`	Status	Untracked for records without versioning, otherwise possible values are Draft, Head, Rejected, Tail.	EnumField
`Versioning`	`Id`	Has the same value for an entire versioning chain; its value is the MediaObjectId of the first record in the chain (with Version = 1).	SimpleField
`Versioning`	`Version`	Positional index in the chain of versions, starting from Version 1.	LongField

Ensembles

Key	Sub Key	Description	Remark
`Collections`		Series of collections the file belongs to	ListField
`Collections`	`Collection`	Sub field of `Collections` providing the ID of an individual the collection the file belongs to
`Sets`		Series of sets the file belongs to	ListField
`Sets`	`Set`	Sub field of `Sets` providing the ID of an individual set the file belongs to
`Newspapers`		Series of newspapers the file belongs to	ListField
`Newspapers`	`Newspaper`	Sub field of `Newspapers` providing the ID of an individual newspaper the file belongs to

Relations

Key	Sub Key	Description	Remark
`Relations`		Series of files related with this file. Depending on your installation different sub fields of `Relations` might be defined.	MultiItemField
`Relations`	`PreviousVersion`	Sub field of `Relations` providing the `FragmentId` of an individual file which is the previous version of this file	FragmentId
`Relations`	`NextVersion`	Sub field of `Relations` providing the `FragmentId` of an individual file which is the next version of this file	FragmentId
`Relations`	`Contains`	Sub field of `Relations` providing the `FragmentId` of an individual file which this file contains	FragmentId
`Relations`	`ContainedBy`	Sub field of `Relations` providing the `FragmentId` of an individual file that contains this file	FragmentId
`Relations`	`Associated`	Sub field of `Relations` providing the `FragmentId` of an individual file which is associated with this file	FragmentId

Rights Management Fields

Rights management fields provide information about who can access, edit or export files.

Key	Sub Key	Description	Remark
`Permissions`		The different permissions associated with the file	MultiItemField
`Permissions`	`Read`	Sub field of `Permissions` providing ID of a user group with read rights	UUID
`Permissions`	`Write`	Sub field of `Permissions` providing ID of a user group with write rights	UUID
`Permissions`	`Export`	Sub field of `Permissions` providing ID of the user groups with export rights	UUID
`ExpiryDate`		The date the file will expire (at this date the file will be assigned new rights). This field is only for advanced installations.	`yyyy:MM:dd HH:mm:ss`
`ExpiryStatus`		Whether or not the file is expired. This field is only for advanced installations.

Changelog

Changes versus /wiki/spaces/CS/pages/1595408491

New administrative fields RecordStatus
Removed column sortable because all searchable fields are now sortable
New metadata family Workflows and its first field Tasks