DNG file only displays as a single channel

[dgault]

This issue was raised on forum thread https://forum.image.sc/t/bio-formats-loads-a-3-channel-dng-file-as-a-single-channel/83649/4

A sample file showing the issue is available at scratch/inbox/imagesc-83649 The issue can be reproduced with Bio-Formats 6.14.0, the image opens without exception but only a single 16bit channel is present with rgb set to false

[imagesc-bot]

This issue has been mentioned on Image.sc Forum. There might be relevant details there:

https://forum.image.sc/t/bio-formats-loads-a-3-channel-dng-file-as-a-single-channel/83649/8