OpenMIC Metadata Guide

Technical Metadata


Section: Video Sampling

Last updated: April 6th, 2009
Name
videoSampling
Schema
AES
Definition
Sampling information about video in a moving image object.

videoSampling has the following components:
  • Subelements:
    • samplingSize
    • samplingWordSize
    • samplingBitsPerSample
Repeatable
N
Name
samplingSize
Label
Video Sampling - Sampling Size
Schema
AES
Definition
The sampling format of a moving image object, as expressed by luminance-chrominance ratio.
Controlled Vocabulary
4:1:1; 4:2:0; 4:2:2; 4:4:4; other
Repeatable
N
Name
samplingWordSize
Label
Video Sampling - Word Size
Schema
rulib
Definition
Number of bytes used to represent a single video sample, which generally maps to bits per sample.
Controlled Vocabulary
free text
Example(s)
Files with a bit depth of 24 will usually be expressed as a 3-byte word size, however some applications may store 24-bit video in a 4-byte word.
Repeatable
N
Name
samplingBitsPerSample
Label
Video Sampling - Sampling Bits per Sample
Schema
rulib
Definition
Bit depth, the number of bits per sample.
Controlled Vocabulary
8-bit; 10-bit; 16-bit; 20-bit; 24-bit; 32-bit; 48-bit; other
Repeatable
N




 
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