Fix error: The process cannot access the file because it is being use…

[Rot4tion]

…d by another process

When the image has not been downloaded but many duplicate images appear in the view, many threads will download and write to the same file

Checklist

• [x] This is not a duplicate of an existing merge request.
• [x] I believe this falls into the scope of the project and should be part of the built-in functionality.
• [x] All new and existing tests pass.

Changes

New functionality

Changed functionality

Removed functionality

Additional info