string getImageFileCommand(string filepath, int maxWidth, bool compressionEnable)
This function can be used to return a draw image command.
Parameters
| Name | Description |
| filepath | File path to the image on the device. |
| maxWidth | Maximum number of pixels the image can be. Image will be scaled if it exceeds this. |
| compressionEnable | Enables compression. |
Return
A JSON byte array to use as a command.