ID 429003 - [Monitor Out] Anamorphic pixels displayed as square (squashed) pixels in monitor out

Problem summary
Anamorphic footage within Nuke is not being output correctly to an external monitor, displaying it distorted at a square 1:1 pixel aspect ratio and not the expected anamorphic 2:1 pixel aspect ratio.

Customer reported version
nuke.n/a

Customer reported platform

Steps to reproduce

1) Create a new Nuke session, setting the project to '2K_Cinemascope' (2:1)

2) Create a Checkerboard node

3) Within the Viewer settings, select your capture card as monitor output device

Result: The external monitor will show a 1:1 pixel aspect, distorting the output image.

Expected behaviour
The monitor out should show the 2:1 pixel aspect ratio that the Viewer is showing

Actual behaviour
The monitor out shows the squeezed 1:1 pixel aspect ratio 

Workaround
Unknown.

Reproduced by support

This bug has been reproduced in:

Nuke 12.2v3 - Windows 10

Nuke 12.2v1 - Windows 10

Nuke 12.1v1 - Windows 10

Nuke 12.0v1 - Windows 10

Nuke 11.3v1 - Windows 10

Nuke 11.2v1 - Windows 10

Nuke 11.1v1 - Windows 10

Nuke 11.0v1 - Windows 10

Nuke 10.5v1 - Windows 10

Nuke 10.0v1 - Windows 10

Nuke 9.0v1 - Windows 10

Earliest version tested
Nuke 9.0v1
- This issue appears to be in all versions of the product