flask-iiif

============ Flask-IIIF

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About

Flask-IIIF is a Flask extension permitting easy integration with the International Image Interoperability Framework (IIIF) API standards.

Installation

Flask-IIIF is on PyPI so all you need is: ::

pip install Flask-IIIF

Documentation

Documentation is readable at http://flask-iiif.readthedocs.io or can be built using Sphinx: ::

git submodule init
git submodule update
pip install Sphinx
python setup.py build_sphinx

Testing

Running the test suite is as simple as: ::

python setup.py test

or, to also show code coverage: ::

./run-tests.sh

Changes

Version 1.2.0 (released 2024-12-12)

• fix: docs reference target not found
• setup: remove werkzeug pin

Version v1.1.1 (released 2024-11-05)

• setup: remove werkzeug pin

Version v1.1.0 (released 2024-08-26)

• resize: added upscaling params for h & w

Here you can see the full list of changes between each Flask-IIIF release.

Version 1.0.0 (released 2023-10-27) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• api: fix resize of greyscale source images
• bump flask to >=2.0, pin Werkzeug <3.0
• fix deprecated use of attachment_filename

Version 0.6.3 (released 2022-07-08) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• remove custom resizing of GIF

Version 0.6.2 (released 2021-12-09) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Removes encoding of key, due to incompatibility with python3
• Makes temp folder location regarding the generation of gif files configurable
• Removes upper pinning of Werkzeug
• Closes image after usage to avoid leaking memory during api requests
• Migrates CI to gh-actions
• Updates copyright and contributors

Version 0.6.1 (released 2020-03-19) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Added missing app argument for the flask_iiif.cache.ImageCache constructor.

Version 0.6.0 (released 2020-03-13) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Removes support for Python 2.7
• Image API specification fixes
  • Support both gray and grey as valid qualities.
  • Rotations are now performed clock-wise.
  • No padding added to resized images.
• Better support for image extension conversions (.tif/.tiff, .jp2).
• Pillow bumped to v4.0
• Introduced IIIF_CACHE_IGNORE_ERRORS config variable to allow ignoring cache access exceptions.
• Changed current_iiif.cache from a callable function to a Werkzeug cached_property.

Version 0.5.3 (released 2019-11-21) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Adds Last-Lodified and If-Modified-Since to imageapi
• Removes warning message for LocalProxy
• Fixes werkzeug deprecation warning

Version 0.5.2 (released 2019-07-25) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Sets Redis cache prefix
• Fixes cache control headers

Version 0.5.1 (released 2019-05-23) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Fixes syntax error in documentation
• Fixes import sorting

Version 0.5.0 (released 2018-05-18) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Fixes

  • wrong ratio calculation for best fit

• New features

  • adds black background to requested best fit thumbnail or gif if the image does not cover the whole window of requested size

Version 0.4.0 (released 2018-04-17) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Fixes unicode filename issues.

• Changes default resampling algorithm to BICUBIC for better image quality.

• Adds support for _external, _scheme etc parameters for iiif_image_url.

Version 0.3.2 (released 2018-04-09) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Security

  • Fixed missing API protection on image metadata endpoint.

Version 0.3.1 (released 2017-08-18) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Deployment changes.

Version 0.3.0 (released 2017-08-17) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• New features

  • Adds TIFF image support to the default config.

  • Adds proper GIF resize.

  • Adds optional Redis cache.

• Notes

  • Minimum Pillow version is update to 3.4.

Version 0.2.0 (released 2015-05-22) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Incompatible changes

  • Removes uuid_to_path_handler callback.

  • Updates error classes names (MultimediaImageResizeError and MultimediaImageCropError).

• New features

  • Adds image information request endpoint <uuid>/info.json which contains available metadata for the image, such as the full height and width, and the functionality available for the image, such as the formats in which it may be retrieved, and the IIIF profile used.

  • Adds new signals to REST API that permits to have access before and after process of the request as well as after the validation of IIIF.

  • Adds a configurable decorator to the REST API which can be configure with the api_decorator_handler.

  • Adds the uuid_to_image_opener_handler which can handle both fullpath and bytestream as source.

• Improved features

  • Improves the initialisation of the REST API by adding a possibility to override the default API prefix /api/multimedia/image/.

  • Adds better testing cases and increases the overall test efficiency.

• Notes

  • The decorator can be used to restrict access to the REST API.

Version 0.1.0 (released 2015-04-28) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Initial public release.