Add Tile transformation

[vinnamkim]

Signed-off-by: Kim, Vinnam vinnam.kim@intel.com

Summary

• Resolve the issue: https://jira.devtools.intel.com/browse/CVS-100740
• Implement dataset tile transformation
• Added unit tests for the implementation

Example

Original DatasetItem	Tiled DatasetItems (2x2)	Tiled DatasetItems (3x3)

How to test

Run our unit tests

Checklist

• I submit my changes into the develop branch
• I have added description of my changes into CHANGELOG
• I have updated the documentation accordingly
• I have added tests to cover my changes
• I have linked related issues

License

• I submit my code changes under the same MIT License that covers the project.
  Feel free to contact the maintainers if that's a concern.
• I have updated the license header for each file (see an example below)

# Copyright (C) 2021 Intel Corporation
#
# SPDX-License-Identifier: MIT

[bonhunko]

I left some minor reviews.

[bonhunko]

LGTM!

[codecov-commenter]

Codecov Report

Base: 83.84% // Head: 83.92% // Increases project coverage by +0.07% 🎉

Coverage data is based on head (71345ea) compared to base (99d0396).
Patch coverage: 93.25% of modified lines in pull request are covered.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #790      +/-   ##
===========================================
+ Coverage    83.84%   83.92%   +0.07%     
===========================================
  Files          170      173       +3     
  Lines        22558    22739     +181     
  Branches      4919     4946      +27     
===========================================
+ Hits         18914    19083     +169     
- Misses        2526     2535       +9     
- Partials      1118     1121       +3     

Flag	Coverage Δ
macos-11_Python-3.10	83.84% <93.25%> (?)
macos-11_Python-3.7	83.52% <93.10%> (?)
ubuntu-20.04_Python-3.10	83.83% <93.25%> (+0.07%)	⬆️
ubuntu-20.04_Python-3.7	83.52% <93.10%> (+0.07%)	⬆️
ubuntu-20.04_Python-3.8	83.76% <93.25%> (+0.07%)	⬆️
ubuntu-20.04_Python-3.9	83.77% <93.25%> (+0.07%)	⬆️
windows-2019_Python-3.10	83.80% <93.25%> (+0.06%)	⬆️
windows-2019_Python-3.7	83.49% <93.10%> (+0.07%)	⬆️
windows-2019_Python-3.8	83.72% <93.25%> (+0.07%)	⬆️
windows-2019_Python-3.9	83.74% <93.25%> (+0.07%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
datumaro/components/annotation.py	92.23% <75.00%> (-0.33%)	⬇️
datumaro/components/media.py	85.84% <85.71%> (+0.32%)	⬆️
datumaro/plugins/tiling/tile.py	94.06% <94.06%> (ø)
datumaro/plugins/tiling/__init__.py	100.00% <100.00%> (ø)
datumaro/plugins/tiling/util.py	100.00% <100.00%> (ø)
datumaro/plugins/splitter.py	88.47% <0.00%> (-0.23%)	⬇️
datumaro/plugins/synthetic_data/utils.py	85.00% <0.00%> (+0.38%)	⬆️

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[wonjuleee]

LGTM!