NNHash

Siri Shortcuts extension for calculating NN-based image hash. Based on nhcalc.

Example Shortcut

https://www.icloud.com/shortcuts/2cb827114fb64ada832431fb9d48817c

Input and Output

• Input: A single image
• Output: NN hash in hex

Basic Usage

1. Build and install the main app (which is a placeholder).
2. Open Shortcuts app.
3. Create a new Shortcut.
4. Add any item that returns an image, for example Get Latest Photos in Media section.
5. Add Apps -> NNHash -> Calc NN Hash to the workflow.
6. Run Shortcut and the result will be shown in the bottom.

Limitations

Memory is limited to 30MB in Siri extensions. Large images will result in crash.