DDEX Data Dictionary , 2010-06-18

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VideoCodec

A supporting term for echo:ExtensionsMessage, erns:NewReleaseMessage, ernm:NewReleaseMessage, echo:ReleaseAvailabilityMessage, and echo:ReleaseStatusInformationMessage.

An algorithm to compress and uncompress a Video Resource for storage and/or transmission.

Relationships
Parents	Codec	An algorithm to compress and uncompress a Resource for storage and/or transmission.
Children	AVC	Advanced Video Coding as specified in ISO/IEC 14496-10.
	H.261	A VideoCodec as specified in ITU-T ddex_H.261.
	H.263	A VideoCodec as specified in ITU-T ddex_H.263.
	MPEG-1	A VideoCodec defined by the Moving Pictures Expert Group and specified in ISO/IEC 11172-2.
	MPEG-2	A VideoCodec defined by the Moving Pictures Expert Group and specified in ISO/IEC 13818-2.
	MPEG-4	A VideoCodec defined by the Moving Pictures Expert Group and specified in ISO/IEC 14469-2.
	QuickTime	QuickTime as developed by Apple Inc.
	RealVideo	Real Video as developed by RealNetworks Inc.
	WMV	Windows Media Video as developed by Microsoft Corp.

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