Rhino 3dm thumbnail read in Grasshopper?

I am looking for custom solution to read thumbnail (as an image) embedded in Rhino file.
Anyone can help here?

I believe you’re looking to use the File3dm.ReadPreviewImage() method.

An example can be found here:

Hi Nathan
Thanks. How do I convert it to something usable in GH?
I have zeo knowledge in terms od coding (still on my list of a thing to learn though).

Hi @Piotr,

Here is a gh version of what @nathanletwory referenced.

test_extract_thumbnail.gh (8.1 KB)

– Dale

1 Like

Thanks a lot. I was to shy to push you :slight_smile: