ID 363911 - Adjusting the Gain/Gamma values, or changing the channels, in the Viewer resets the Playback Cache when 'color management' is set to OCIO

Problem summary
Adjusting the Gain/Gamma values, or changing the channels, in the Viewer resets the Playback Cache when 'color management' is set to OCIO.

Customer reported version
nuke.11.0v2

Customer reported platform
centos6

Steps to reproduce

1) Open Nuke.

2) Change the 'color management' setting to OCIO (Edit > Project Settings > 'Color' tab)

3) Read in some footage (Image > Read) and attach it to the Viewer.

4) Play the footage through and see the frames caching.

5) Stop the footage from playing and adjust the Gain or Gamma. Notice that the Playback Cache is reset.

You can also reproduce this issue by changing channels (Press the R, G, B keys over the Viewer).

Reproduced by support

This bug has been reproduced in:

Nuke 11.2v3 - Windows 10 - macOS 10.12 (Sierra) - Linux CentOS 7

Nuke 11.2v2 - Windows 10

Nuke 11.1v6 - Windows 10

Nuke 11.1v1 - Windows 10

Nuke 11.0v4 - Windows 10

Nuke 11.0v1 - Windows 10

Nuke 10.5v7 - Windows 10

Nuke 10.5v1 - Windows 10

Nuke 10.0v6 - Windows 10

Nuke 10.0v1 - Windows 10

Nuke 9.0v9 - Windows 10

Nuke 9.0v1 - Windows 10

Nuke 8.0v7 - Windows 10

Nuke 8.0v1 - Windows 10

Nuke 7.0v10 - Windows 10 - macOS 10.12 (Sierra) - Linux CentOS 7

Earliest version tested
Nuke 7.0v10 - Windows 10
- This issue appears to be in all versions of the product

Expected behaviour

Changing the Gain or Gamma shouldn't reset the Playback Cache when 'color management' is set to OCIO. This

Actual behaviour
Adjusting the Gain or Gamma values in the Viewer resets the Playback Cache when 'color management' is set to OCIO.