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Questions - dot-matrix

python- splitting an array into sub arrays dependant on value (opencv- image cropping)

I am trying to crop an image of dot matrix print into individual characters. I have dilated the characters, threhold and inverted them. I have created an array that has the pixel values of the blank ...
test-img

Tam

python

arrays

opencv

image-segmentation

dot-matrix

Votes: 0

Answers: 1

Latest Answer

I assume the output you want bounding box for each letter. Steps: 1.Dilate the image to bring contours (dots) closer 2- Find the contours 3- Sort Contours According to the sizes of their bounding boxe...
test-img

Ege Yıldırım

Dot-matrix printer doesn't moves to next tear off position after printing using python

I am using Epson FX2175 dot matrix printer and win32print python library to give commands to printer. After printing is completed paper doesn't moves to next tear off position. I tried sending FF(form...
test-img

Deep Nishad

python

printing

epson

dot-matrix

Votes: 0

Answers: 1

Latest Answer

For people who face same challenge I was unable to find answer how to do it programatically but by making changes to default settings in printer I was able to get my work done. Followng changes were m...
test-img

Deep Nishad

Print clearly from web browser to EPSON U220 printer

I do have an HTML receipt (basic only text) from EPSON U220 printer. The printing function works with window.print(). But the print i get is not clear. I found that as because web print it as an image...
test-img

TDJ

javascript

html

google-chrome

dot-matrix

Votes: 0

Answers: 0

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