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settings_image [2022/03/28 19:12]
yves
settings_image [2022/03/28 19:53]
yves [Cache settings]
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 In the image settings section image compression and tile related values can be configured. In the image settings section image compression and tile related values can be configured.
  
-{{ :image.png?nolink&​400 ​|}} +{{::​settings_img_menu.png?200|}}
 ==== Image settings ==== ==== Image settings ====
  
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 | Tile quality | A value in the 1 to 100 range. This number defines the image quality for lossy compression schemes. Default value is 100 (equal to 100% quality). The parameter does //not// apply when the image format is set to PNG. [[impact_of_tile_quality_on_data_traffic|See what impact this has on data traffic]]. | | Tile quality | A value in the 1 to 100 range. This number defines the image quality for lossy compression schemes. Default value is 100 (equal to 100% quality). The parameter does //not// apply when the image format is set to PNG. [[impact_of_tile_quality_on_data_traffic|See what impact this has on data traffic]]. |
  
 +Don't forget to press the "​Save"​ button before navigating away from this page.
 ==== Cache settings ==== ==== Cache settings ====
  
 {{:​settings_img_cache.png?​400|}} {{:​settings_img_cache.png?​400|}}
 +
 +In the cache settings section the cache strategy of the system can be defined.
 +
 +The learn more about what kind of data is cached in general, see [[caching|this page]].
 +
 +^ Field ^ Description ^
 +| Use cache | Indicates whether or not the system caches requested tiles. By default, caching is turned off. |
 +| Cache path | The directory where cache files are stored. This is a web application relative path |
 +| Retention days | The number of days after which a cache file is automatically erased by the system | 
 +| Tile cache | Indication of current space consumption of cached tiles |
 +| S3 cache | Indication of current space consumption of cached chunks of slides that reside on S3 storage |
 +| Total cache size | Accumulated cache space consumption |
 +
 +=== Operations ===
 +
 +^ Operation ^ Description ^
 +| Empty cache older than retention days | Erase cache files that haven'​t been consulted recently |
 +| Empty cache for orphan slides | Erases cache files for slides that do not exist anymore |
 +| Empty all cache | Erases all cache files |
 +| Save | Saves the cache settings |
 +
 +Don't forget to press the "​Save"​ button before navigating away from this page.
  
 ==== Barcode settings ==== ==== Barcode settings ====
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 {{:​settings_img_barcode.png?​400|}} {{:​settings_img_barcode.png?​400|}}
  
 +^ Field ^ Description ^
 +| Try harder to read barcode texts | ... |
 +| Disable barcode scanning | ... |
 +
 +Don't forget to press the "​Save"​ button before navigating away from this page.
settings_image.txt · Last modified: 2022/04/01 17:29 by antreas