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Відмінності між версіями «231 Характеристики цифрових файлів»

м (Dubyk перейменував сторінку з 231 на 231 Характеристики цифрових файлів)
Рядок 8: Рядок 8:
  
 
==Визначення поля==
 
==Визначення поля==
 +
 +
This field contains statements relating to the characteristics of a digital file, i.e. technical specifications
 +
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 215 (Physical Description) subfield $c (Other Physical Details).
  
 
==Наявність==
 
==Наявність==
 +
 +
Факультативне. Повторюється.
 +
 +
==Індикатори==
 +
 +
Індикатор 1: пробіл (не визначено)
 +
 +
Індикатор 2: пробіл (не визначено)
 +
 +
==Підполя==
 +
 +
===$a File type===
 +
 +
A general type of data content encoded in a computer file (EX 1, 2, 3).
 +
 +
Повторюється.
 +
 +
===$b Encoding standard===
 +
 +
A schema, standard, etc., used to encode the digital content of a resource (EX 1, 2, 3).
 +
 +
Повторюється.
 +
 +
===$c Version of encoding standard===
 +
 +
The version of the standard recorded in $b (EX 2).
 +
 +
Повторюється.
 +
 +
===$d Details of encoding standard===
 +
 +
Details of the standard recorded in $b (EX 2).
 +
 +
Повторюється.
 +
 +
===$e File size===
 +
 +
Number of bytes in a digital file (EX 2).
 +
 +
Повторюється.
 +
 +
===$f Resolution===
 +
 +
The smallest measuring unit used to register data for a computer image, expressed as dots per
 +
inch, pixels per line, or lines per millimetre. It indicates the amount of detail found in one pixel of
 +
the image (EX 4).
 +
 +
Повторюється.
 +
 +
===$g Regional encoding===
 +
 +
A code identifying the region of the world for which a digital file has been encoded on a carrier
 +
and preventing that carrier from being played on a player sold in a different region. (EX 3).
 +
 +
Повторюється.
 +
 +
===$h Encoded bitrate===
 +
 +
The quantity of digital data that are conveyed or processed per unit of time, usually expressed
 +
using the bits per second unit or one of its multiples. (EX 1).
 +
 +
Повторюється.
 +
 +
===$2 Source===
 +
 +
A code identifying a controlled list of terms used as a source for the data, if any.
 +
 +
Не повторюється.
 +
 +
===$6 Interfield linking data===
 +
 +
Повторюється.
 +
 +
==Примітки до змісту поля==
 +
 +
Multiple values from the same source vocabulary may be recorded in the same field in separate
 +
occurrences of subfields. Terms from different source vocabularies are recorded in separate occurrences
 +
of the field.
 +
 +
==Пов'язані поля==
 +
 +
*135 CODED DATA FIELD: ELECTRONIC RESOURCES
 +
*215 PHYSICAL DESCRIPTION
 +
:Especially $a Specific material designation and extent of the item and $c Other physical details.
 +
*336 TYPE OF ELECTRONIC RESOURCE NOTE
 +
*337 SYSTEM REQUIREMENTS NOTE (ELECTRONIC RESOURCES)
 +
 +
==Examples==
 +
 +
EX 1
 +
: 231 ##$aAudio file$bmp3$g32 kbps
 +
 +
EX 2
 +
: 231 ##$aFichier texte$bEPUB$c3.0$d$dformat fixe$e1249 Ko
 +
 +
EX 3
 +
: 231 ##$aVideo file$bDVD video$gregion 2
 +
 +
EX 4
 +
: 231 ##$aFile di immagini$bJPEG$f3.6 megapixel
 +
 +
EX 5
 +
: 231 ##$aImage file$bJPEG$e3 Mo$2rda
 +
 +
EX 6
 +
: 231 ##$aImage file$2rda
 +
:231 ##$bQ2195$e3 Mo$2wikidata
 +
:The term used for the File type is taken from RDA list of terms, whereas the one used for the
 +
:Encoding format comes from Wikidata (http://www.wikidata.org). As subfield $2 (Source) is not repeatable, the information was split and recorded in two separate 231 fields.
 +
 +
EX 7
 +
: 231 ##$aText file$bASCII$2rda
 +
 +
EX 8
 +
: 231 ##$aProgram file$bFORTRAN$c95
  
 
== Див. також ==
 
== Див. також ==

Версія за 14:08, 2 липня 2018

231 Характеристики цифрових файлів

Тег: 231

Назва поля: Характеристики цифрових файлів

Інші назви: Digital File Characteristics (англ.)

Визначення поля

This field contains statements relating to the characteristics of a digital file, i.e. technical specifications 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 215 (Physical Description) subfield $c (Other Physical Details).

Наявність

Факультативне. Повторюється.

Індикатори

Індикатор 1: пробіл (не визначено)

Індикатор 2: пробіл (не визначено)

Підполя

$a File type

A general type of data content encoded in a computer file (EX 1, 2, 3).

Повторюється.

$b Encoding standard

A schema, standard, etc., used to encode the digital content of a resource (EX 1, 2, 3).

Повторюється.

$c Version of encoding standard

The version of the standard recorded in $b (EX 2).

Повторюється.

$d Details of encoding standard

Details of the standard recorded in $b (EX 2).

Повторюється.

$e File size

Number of bytes in a digital file (EX 2).

Повторюється.

$f Resolution

The smallest measuring unit used to register data for a computer image, expressed as dots per inch, pixels per line, or lines per millimetre. It indicates the amount of detail found in one pixel of the image (EX 4).

Повторюється.

$g Regional encoding

A code identifying the region of the world for which a digital file has been encoded on a carrier and preventing that carrier from being played on a player sold in a different region. (EX 3).

Повторюється.

$h Encoded bitrate

The quantity of digital data that are conveyed or processed per unit of time, usually expressed using the bits per second unit or one of its multiples. (EX 1).

Повторюється.

$2 Source

A code identifying a controlled list of terms used as a source for the data, if any.

Не повторюється.

$6 Interfield linking data

Повторюється.

Примітки до змісту поля

Multiple values from the same source vocabulary may be recorded in the same field in separate occurrences of subfields. Terms from different source vocabularies are recorded in separate occurrences of the field.

Пов'язані поля

  • 135 CODED DATA FIELD: ELECTRONIC RESOURCES
  • 215 PHYSICAL DESCRIPTION
Especially $a Specific material designation and extent of the item and $c Other physical details.
  • 336 TYPE OF ELECTRONIC RESOURCE NOTE
  • 337 SYSTEM REQUIREMENTS NOTE (ELECTRONIC RESOURCES)

Examples

EX 1

231 ##$aAudio file$bmp3$g32 kbps

EX 2

231 ##$aFichier texte$bEPUB$c3.0$d$dformat fixe$e1249 Ko

EX 3

231 ##$aVideo file$bDVD video$gregion 2

EX 4

231 ##$aFile di immagini$bJPEG$f3.6 megapixel

EX 5

231 ##$aImage file$bJPEG$e3 Mo$2rda

EX 6

231 ##$aImage file$2rda
231 ##$bQ2195$e3 Mo$2wikidata
The term used for the File type is taken from RDA list of terms, whereas the one used for the
Encoding format comes from Wikidata (http://www.wikidata.org). As subfield $2 (Source) is not repeatable, the information was split and recorded in two separate 231 fields.

EX 7

231 ##$aText file$bASCII$2rda

EX 8

231 ##$aProgram file$bFORTRAN$c95

Див. також

Отримано з https://unimarc.org.ua/wiki/index.php?title=231_Характеристики_цифрових_файлів&oldid=3605