ID 418068 - Artifacting is present when viewing flat colors in a rendered .mov with the AppleProRes codec

Problem summary

Scanline artifacts are present when viewing flat colors in a rendered .mov with the AppleProRes codec.

Customer reported version
nuke.12.0v3

Customer reported platform
windows10

Steps to reproduce

1) In Nuke, create a Constant node with the following expressions for RGB:

2) Create a Write node with a .mov extension, with codec knob set to AppleProRes 4444.

3) Render the Write node and read in the output.

4) Add a HistEQ node and view the output.

Expected behavior
The image should appear as a flat color with no artifacts.

Actual behavior
Scanline/interpolation artifacting is present when viewing flat-colored .movs rendered with the Apple ProRes codec.

Workaround
There is no available workaround at this time.

Reproduced by Support in

Nuke 12.0v3 - Windows 10, CentOS 7, macOS 10.13

Nuke 12.0v1 - Windows 10

Nuke 11.3v5 - 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