Configuration

Invenio-IIIF depends heavily on Flask-IIIF module for images transformation. Configurations related to images formats, resize and caching are provided by Flask-IIIF:

• IIIF_RESIZE_RESAMPLE

  Specifies the algorithm used to resample the image. The default one is PIL.image.BICUBIC

• IIIF_CACHE_HANDLER

  Specifices how to cache thumbnails, e.g. in memory, Redis or any custom implementation.

• IIIF_CACHE_TIME

  Specifies for how long images will be cached.

• IIIF_FORMATS

  Specifies the supported images formats and associated MIME types