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rbaron/catprinter
Printing using the `run_length_encode` gives an error

When using the : def cmd_print_row(img_row): # Try to use run-length compression on the image data. encoded_img = run_length_encode(img_row) ... The encoded_img could not be converted to a proper ...
  • supercairos
  • 1
  • Opened 
    10 days ago
  • #81

rbaron/catprinter
bluez error when trying to connect to printer

I got this error sometimes when i try to print something, i already tried restarting bluetooth service ⏳ Applying Floyd-Steinberg dithering to image... ✅ Done. ✅ Read image: (384, 384) (h, w) pixels ✅ ...
  • LuscanoDev
  • 1
  • Opened 
    on Feb 1
  • #80

rbaron/catprinter
Troublesooting bluez error

I get this everytime I try to print: ⏳ Applying Floyd-Steinberg dithering to image... ✅ Done. ✅ Read image: (288, 384) (h, w) pixels ✅ Generated BLE commands: 11085 bytes ⏳ Connecting to 69:CE:2A:FF:B5:2A... ...
  • samthelion17
  • 2
  • Opened 
    on Jul 14, 2024
  • #74

rbaron/catprinter
Difficulties printing YHK model

I tried printing with this script. It will connect to my printer but it errors out with the following error: I m using endeavourOS (arch linux) on a Dell Latitude E5450 Traceback (most recent call last): ...
  • venthewolf
  • 1
  • Opened 
    on May 20, 2024
  • #73

rbaron/catprinter
Printing is very light

All images are printed with no dithering in -t mode. On the left is a color image of a frog. In the center is a test all-black image. On the right is a test page the printer auto-printed when it turned ...
  • za3k
  • 4
  • Opened 
    on Apr 22, 2023
  • #72

rbaron/catprinter
Problem with preview: TypeError: ufunc 'invert' not supported for the input types

$ python3 ./print.py -b none -s ~/cat.png Traceback (most recent call last): File /home/user/build/catprinter/./print.py , line 83, in module main() File /home/user/build/catprinter/./print.py ...
  • lachesis
  • 3
  • Opened 
    on Apr 28, 2022
  • #54

rbaron/catprinter
iTerm2 crash when trying to access Bluetooth

edit: not catprinter s fault, see followup comment (macOS 12.3 on M1 Pro, Python 3.10.2, zsh 5.8, iTerm2 3.5.0beta2) The installation instructions worked great, but the script is crashing when trying ...
  • dylanpyle
  • 2
  • Opened 
    on Apr 15, 2022
  • #44

rbaron/catprinter
Printing text

Hi, thanks for the project I am having much fun with it. I wanted to print a simple text message, without the binarization. Do you have some advice for me on how I could achieve this.
  • yene
  • 1
  • Opened 
    on Apr 7, 2022
  • #42

rbaron/catprinter
Finding the BLE device name

This might be a silly question, but I m not able to find the printer (Using MacOS). Is there any particular way to know what the name of the BLE device is?
  • claudiorrrr
  • 4
  • Opened 
    on Mar 30, 2022
  • #40

rbaron/catprinter
Halftone Encoding Algorithm is Broken

When using halftone algorithm for image encoding, a Python error is present: ⏳ Applying halftone dithering to image... Traceback (most recent call last): File /Projects/cat_printer_interface/catprinter/print-modified.py ...
  • 8bitben
  • 1
  • Opened 
    on Mar 28, 2022
  • #37
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