OpenWMS Metadata Guide

Technical Metadata


Section: Frame

Last updated: April 6th, 2009
Name
frame
Schema
rulib
Definition
Information about the video frame.

frame has the following components:
  • Subelements:
    • frameHeight
    • frameWidth
    • frameAspectRatio
    • frameRate
    • frameStructure
Controlled Vocabulary
n/a
Repeatable
N
Name
frameHeight
Label
Frame - Height
Schema
rulib
Definition
The height, in pixels, of the video frame
Usage Note
should be a positive integer in pixels
Controlled Vocabulary
Free text (numeric value)
Repeatable
N
Name
frameWidth
Label
Frame - Width
Schema
rulib
Definition
The width, in pixels, of the video frame
Usage Note
should be a positive integer in pixels
Controlled Vocabulary
Free text (numeric value)
Repeatable
N
Name
frameRate
Label
Frame - Rate
Schema
rulib
Definition
The number of frames per second at which the video source was captured.
Usage Note
Can be any real numeric value
Example(s)
Typical NTSC video has a frame rate of 29.97 frames per second (often estimated at 30 fps). Most feature films have a frame rate of 24 frames per second. Digital Video (DV formats) can be shot at either rate.
Controlled Vocabulary
Free text (numeric value)
Repeatable
N
Name
frameAspectRatio
Label
Frame - Aspect Ratio
Schema
rulib
Definition
The desired aspect ratio for the image on screen.
Usage Note
Some video objects produced for display on non-square pixel monitors (i.e. analog TV sets) have a desired aspect ratio that differs from the actual ratio of horizontal to vertical pixels.
Controlled Vocabulary
4:3; 4:3 (16:9 letterbox); 4:3 (16:9 anamorphic); 16:9; 5:5.3; 7:3 (Panavision or Cinemascope); 2.35:1; 1.85:1
Example(s)
Typical NTSC video has an aspect ratio of 4:3. Most HD video (i.e. 1080i, 1080p) has an aspect ratio of 16:9.
Repeatable
N
Name
frameStructure
Label
Frame - Structure
Schema
rulib (METS has dtv_scan)
Definition
The temporal scanning structure of the video object.
Controlled Vocabulary
interlaced; progressive
Example(s)
Typical analog NSTC video is interlaced. HD and digital formats can be either interlaced or progressive, often indicated by the notation of the video resolution (480i is interlaced, 720p is progressive).
Repeatable
N




 
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