OpenMIC Metadata Guide

Technical Metadata


Section: Sound Sampling

Last updated: April 6th, 2009
Name
soundSampling
Schema
AES
Definition
Sampling information about a sound object.

soundSampling has the following components:
  • Subelements:
    • bitsPerSample
    • samplingRate
    • wordSize
Controlled Vocabulary
n/a
Repeatable
N
Name
bitsPerSample
Label
Sound Sampling - Sampling Bits per Sample
Schema
METS
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
Name
samplingRate
Label
Sound Sampling - Sampling Rate
Schema
AES
Definition
Sampling rate of the master audio file in kHz
Controlled Vocabulary
8 kHz; 11kHz; 21.5kHz; 22.050kHz; 32kHz; 44.096kHz; 44.1kHz; 48kHz; 88.2kHz; 96kHz; 192kHz; other
Repeatable
N
Name
wordSize
Label
Sound Sampling - Word Size
Schema
rulib
Definition
Number of bytes used to represent a single audio sample, which generally maps to bits per sample or audio 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




 
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