GitLab

* fileio related interfaces should keep bc

* fix format

* update unit tests of transforms

* update format

* lazily infer client until calling get function of fileio

* [Refactor] Use new interface of fileio

* update ut

* remove file_client_args

* add * before backend_args

* refine backend_args description

* Add file client to image io

* Fix petrel_client imwrite error

* Add examples to the docstring and delete the file check of imread

* modify docstring v1.3.19->v1.4.1

* Deprecate auto_mkdir parameter and complete test_io.py

* Fix error caused by deleting the mock package in test_io.py

* Add annotation to imencode

* modify imread input assert and delete the judgement of file client 'put' method

* Delete try except in imwrite.

* Add a error file extension unit test.

* [Docs] Add header for files

* change to OpenMMLab

* add headers for .cpp, .cu, .h, .cuh

* replace Open-MMLab with OpenMMLab

* Support image reading while ignoring EXIF orientation info

Add unit test for ignore_orientation flags in imread()

* add documentation for imread

* Add test cases

* add tifffile backend support for imageio

* add tifffile package for test requirements

* add tifffile package for test requirements

* small tiffile

* Add breaking test

* Handle exif orientation tag

* add backend arg

* add test

* update doc, add test

* update test

* update doc

* added pillow backend in loading

* reformat

* remove auto fill for RGBA

* change according to comments

* change according to comments

* reformat

* refactor unittests

* split test_video.py to two files