Use the descriptor essenceTrackStandard to identify a larger technical system/standard or overarching media architecture under which various media formats exist, e.g., NTSC is a system/standard under which many video formats exist.
XPATH LOCATION:
/ pbcoreDescriptionDocument / pbcoreInstantiation / instantiationEssenceTrack / essenceTrackStandard
USAGE RULES:
Occurs:
1 time or less
May Contain:
4 or less optional attributes, specific:
- source (text, may be empty)
- ref (text, may be empty)
- version (text, may be empty)
- annotation (text, may be empty)
Contained by:
Contained with:
[Any elements used MUST appear in this relative order]
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackType
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackIdentifier
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackStandard
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackEncoding
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackDataRate
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackFrameRate
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackPlaybackSpeed
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackSamplingRate
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackBitDepth
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackFrameSize
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackAspectRatio
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackTimeStart
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackDuration
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackLanguage
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackAnnotation
- /pbcoreDescriptionDocument/pbcoreInstantiation/instantiationEssenceTrack/essenceTrackExtension
EXAMPLES:
-
<essenceTrackStandard source="PBCore essenceTrack/video" ref="http://metadataregistry.org/concept/show/id/3144.html">NTSC</essenceTrackStandard>
-
<essenceTrackStandard>DVB-T</essenceTrackStandard>
-
<essenceTrackStandard>RIAA equalization</essenceTrackStandard>
VOCABULARIES:
- PBCore essenceTrackStandard/video (recommended)
- PBCore essenceTrackStandard/audio (recommended)
What are the correct vocabularies to use for VP8 video and Vorbis audio codecs?