how to print image with grayscale

andrey-ushakov / esc_pos_printer

ESC/POS (thermal, receipt) printing for Flutter & Dart

BSD 3-Clause "New" or "Revised" License

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Open Elblassy opened 2 years ago

Elblassy commented 2 years ago

I can't print image with grayscale the printer print only black and white , how can i setup it to print in grayscale ?