docs: improve NumPy-style docstrings in camera modules

[AlgoFoe]

Description

What is this PR

• Bug fix
• Addition of a new feature
• Other

Why is this PR needed?

• The codebase lacked consistent docstrings, making Sphinx autodoc output incomplete and hard to read.

What does this PR do?

• Adds/updates NumPy-style docstrings (module, class, method, function level) across camera modules.

References

• Part of Issue-96

How has this PR been tested?

• No functional changes, existing tests pass.

Is this a breaking change?

• No.

Does this PR require an update to the documentation?

• Yes.

Checklist:

• The code has been tested locally
• Tests have been added to cover all new functionality (unit & integration)
• The documentation has been updated to reflect any changes
• The code has been formatted with pre-commit

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.21%. Comparing base (40346b5) to head (c201953).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #452      +/-   ##
==========================================
- Coverage   89.37%   89.21%   -0.16%     
==========================================
  Files          27       27              
  Lines        1280     1280              
==========================================
- Hits         1144     1142       -2     
- Misses        136      138       +2     

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