| First Indicator | Second Indicator |
|---|---|
| Undefined # - Undefined |
Undefined # - Undefined |
| Subfield Codes | |
|---|---|
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Technical specification relating to the digital encoding of text, image, audio, video, and other types of data in a resource. This information could also be recorded in field 300 (Physical Description) $b (Other physical details).
$a - File type
A general type of data content encoded in a computer file.
| 347 | ##$aaudio file$bCD audio$2rda | ||||||||
$b - Encoding format
A schema, standard, etc., used to encode the digital content of a resource.
| 347 | ##$atext file$bPDF$2rda | ||||||||
| 347 | ##$avideo file$bBlu-Ray$2rda | ||||||||
$c - File size
The number of bytes in a digital file.
| 347 | ##$adata file$bXML$c182 KB$2rda | ||||||||
$d - Resolution
The clarity or fineness of detail in a digital image, expressed by the measurement of the image in pixels, etc.
| 347 | ##$aimage file$bJPEG$d3.1 megapixels$2rda | ||||||||
$e - Regional encoding
A code identifying the region of the world for which a digital file has been encoded which may prevent the file from being played on a player from a different region.
| 347 | ##$avideo file$bDVD video$eregion 4$2rda | ||||||||
$f - Transmission speed
The speed at which streaming audio or video is designed to play.
| 347 | ##$aaudio file$bMP3$f32 kbps$2rda | ||||||||
$0 - Authority record control number or standard number
See description of this subfield in Appendix A: Control Subfields.
$2 - Source
Identification of the source of terms when they are from a controlled list.
$3 - Materials specified
Part of the described materials to which the field applies.
$6 - Linkage
See description of this subfield in Appendix A: Control Subfields.
$8 - Field link and sequence number
See description of this subfield in Appendix A: Control Subfields.