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Image signature. Set force to 1 in order to re-calculate the signature regardless of whether the image data has been modified.
Component | Version | macOS | Windows | Linux | Server | iOS SDK |
GraphicsMagick | 2.0 | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes |
Parameter | Description | Example | Flags |
---|---|---|---|
ImageRef | The image reference number. | 1 | |
force | Optional, a boolean value. | 0 | Optional |
Returns the signature string.
This function checks for a license.
Created 18th August 2014, last changed 18th August 2014