Audio classification support for raw audio files

[shivammehta25]

What does this PR do?

Fixes #526

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[codecov]

Codecov Report

Merging #1085 (7cf8b2b) into master (3c74081) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #1085   +/-   ##
=======================================
  Coverage   91.28%   91.29%           
=======================================
  Files         284      285    +1     
  Lines       12745    12759   +14     
=======================================
+ Hits        11634    11648   +14     
  Misses       1111     1111           

Flag	Coverage Δ
unittests	91.29% <100.00%> (+<0.01%)	⬆️

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

Impacted Files	Coverage Δ
flash/audio/classification/data.py	100.00% <ø> (ø)
flash/audio/speech_recognition/data.py	100.00% <ø> (ø)
flash/audio/classification/input.py	97.80% <100.00%> (+0.33%)	⬆️
flash/audio/data.py	100.00% <100.00%> (ø)
flash/audio/speech_recognition/input.py	98.82% <100.00%> (+0.01%)	⬆️

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[ethanwharris]

Looks like a great start! Let's just add the support to the spectrogram_loader if possible 😃

[krshrimali]

Hi, @shivammehta007 - Hope all is well with you. Do you have any updates on this?

[shivammehta25]

Hello, I am sorry have been busy on a project, I will be working with this over this weekend :)

[krshrimali]

Hello, I am sorry have been busy on a project, I will be working with this over this weekend :)

Thanks, @shivammehta007 - no need to be sorry, I can understand! Please let us know if you need any help with this PR, happy to help. Please ping us whenever you are ready. 🚀

[ethanwharris]

LGTM 😃