[WIP] [Feature] Add NvDecoder

[irexyc]

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Motivation

add nv decoder

[CLAassistant]

All committers have signed the CLA.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 45.57%. Comparing base (99040d5) to head (c4e293e). Report is 128 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1472      +/-   ##
==========================================
- Coverage   46.19%   45.57%   -0.62%     
==========================================
  Files         333      337       +4     
  Lines       11703    11854     +151     
  Branches     1694     1723      +29     
==========================================
- Hits         5406     5403       -3     
- Misses       5906     6058     +152     
- Partials      391      393       +2     

Flag	Coverage Δ
unittests	45.57% <ø> (-0.62%)	:arrow_down:

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