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Introduction

The following offers an overview of 4 concepts configuring how ingested items are transformed from their original representation into one of more access representations.

Configuration

Concept

Database Table

Purpose

Properties

File formats

file_formats

Pronom ID, Allowed, Forbidden, …

Transformations

transformations

  • Into which format with a particular widht, height, dpi, bit rate etc to transform an original representation

  • For example transformation into JPG (fmt/42) using 2000x2000 pixels

Transformation ID, Target Pronom ID, Extension, Width, Height, Dpi, Bitrate, etc

Transformations - Formats

file_formats_transformations_links

  • Which transformations to generate for a particular format

  • For example convert TIFF (fmt/353) into JPG (fmt/42)

Tranformation ID, Pronom ID

Transformations - Cluster groups

transformation_cluster_group_links

On which cluster groups to store the access representation created by the transformation

Transformation ID, Cluster group Pools

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