134 questions
1
vote
2
answers
151
views
ZPL generated GS1 Data Matrix shows as invalid
I have a ZPL code to print a Datamatrix, the result on ZPL visualizer seems accurate (see image below) but I'm unable to scan it with my scanner app, and a random QR reader says it's an invalid QR.
I ...
- 353
0
votes
0
answers
153
views
How to detect a data matrix/qr code like pattern without the locator information?
I would like to detect the pattern in a 2D image, which is similar to a data matrix or a qr code, but without the locator/timing information.
Here is an example image (which is a part of a data matrix)...
- 191
1
vote
2
answers
200
views
How to detect 2d datamatrix in image with Python
I have a set of medical forms that may or may not contain a 2d datamatrix into a corner of the page. I need to detect if the 2d datamatrix is present or not. For now, it's not necessary to read the ...
- 1,593
-2
votes
1
answer
4k
views
Error decoding data matrix code using pylibdmtx in Python
I am trying to decode data matrix qr codes using pylibdmtx. I have below image
and using the below code:
import cv2
from pylibdmtx import pylibdmtx
import time
import os
image = cv2.imread('file1.png'...
- 7,596
0
votes
2
answers
2k
views
How can I get a GS1 datamatrix code (with separators) to a C# winforms application
I use a barcode scanner to read medecine GS1 datamatrix codes. I need the entire data sequence, including Group Separators to parse the code in order to seek for Application identifiers (AI) and get ...
1
vote
0
answers
191
views
google-mlkit codescanner not works after 1 week
I have made an app in which I have included the Google scanner(CodeScanner) with autozoom and everything necessary to be able to implement the reading of datamatrix codes. On Android Gradle I use the ...
- 11
0
votes
0
answers
96
views
Why is Excel saying that my ActiveX object is not on the Worksheet?
I'm trying to use BarcodeTools' data matrix ActiveX object to be able to create a data matrix code on my excel sheet. I want the data to be encoded in the barcode to be through my user messages ...
1
vote
2
answers
3k
views
Generate GS1 DataMatrix code in python using any suitable library/module. Include FNC1 leading symbol
A task is to generate GS1 DataMatrix code (later in text - GS1 DM) in python using any suitable library/module. The issue is how to include leading FNC1 functional symbol when generating a DM code.
...
0
votes
1
answer
2k
views
DataMatrix barcode support - trigger via VBA rather than formula
I found this excellent bit of code via this question in Patratacus answer; Generating 2D (PDF417 or QR) barcodes using Excel VBA
However the code is very much beyond me and i'm having inconsistent ...
- 1
0
votes
1
answer
921
views
How to encode raw bytes?
We have a 2D datamatrix barcode which outputs as 12002052 (CR+LF after the value). When scanning into Chrome the barcode is triggering the downloads menu - which I have read from other posts that ...
- 45
0
votes
1
answer
1k
views
Decode data matrix using pylibdmtx or altenative library
I'm trying to use pylibdmtx to decode data matrix code from image and faced with problem of getting raw data string containing full set of symbols.
I'm using this code:
import cv2
from pylibdmtx ...
0
votes
2
answers
790
views
Convert barcode scan string to variables
I have a barcode that after being scanned it needs to be split into five variables.
Example barcode scan: 0109556135082301172207211060221967 21Sk4YGvF8
Alternate scan: ...
- 55
0
votes
1
answer
359
views
reorder the rows and the columns simultaneously for a n*n matrix [duplicate]
I'm trying to reorder the rows and columns of an N*N matrix using a custom order in R.
The data matrix is:
structure(c(1, 0.43604, 0.09338, 0.4223, 0.18212, 0.50444, 0.00412,
-0.08552, 0.01674, 0....
- 282
0
votes
0
answers
550
views
How to get Libdmtx (specifically dmtxread from dmtx-utils) running on windows (PHP)
I have built a PHP based system that decodes Datamatrix barcodes from production images, then correctly files those images and catalogues the details to a DB for ease of reference and recall.
This ...
- 41
1
vote
1
answer
2k
views
How to manually build DataMatrix 2D barcodes?
So, I’m trying to make DataMatrix barcodes in excel and I’m having trouble. This is supposed to read as [FNC1] 010003592671025417220331100155BAG
But it doesn’t. Comparing it to the barcode here: https:...
- 31
0
votes
0
answers
37
views
data.matrix() keeps producing lists
I'm experiencing problem using the data.matrix() function along with lapply.
I have several .csv files which I've imported in a list, and each csv file is made of 84*84 matrix.
I want to replace all ...
0
votes
3
answers
3k
views
Data Matrix GS1 in python
help me please(
I can't generate DataMatrix with GS1 symbol(FNC1) in python.
when I just try the below code I can't get symbol gs1 in the screen
from ppf.datamatrix import DataMatrix
data = '...
- 1
0
votes
1
answer
1k
views
forcing square data matrix codes using ZXing.Net?
I was wondering if there was a way to ensure that a data matrix code created with ZXing.Net comes out as a square?
I'm not talking about the the image itself but the code itself.
I have code that ...
- 869
3
votes
0
answers
446
views
Are there any alternatives to pylibdmtx for reading data matrix
I am looking for a decoder that can read and decode Data matrix in python. I came across pylibdmtx that works but it is slow. Are there any alternatives? Any work in neural networks that can help me?
...
- 1,100
0
votes
1
answer
3k
views
Bar Scanner With Google google_ml_kit: ^0.6.0
Good day,
im trying to make a data matrix barcode scanner, im trying to use google_ml_kit: ^0.6.0,
I been trying to follow the instruction in the flutter page https://pub.dev/packages/google_ml_kit. ...
- 192
0
votes
0
answers
194
views
How to re-encode the content read from DataMatrix?
I tried to interpret the DataMatrix code and read the following,
enter image description here
0000 05 01 ff ff 00 00 30 36 32 53 ee 87 9e 00 0a 1b | ~~~~~~062S~~~~~~ |
0010 93 87 01 d4 1c 00 e2 3d ...
- 1
0
votes
1
answer
56
views
Datamatrix format problem in the pcpr2 package in R
I have been trying to run the pcpr2 package using the following tutorial: https://github.com/JoeRothwell/pcpr2
The data for this package is available in this link: https://github.com/JoeRothwell/pcpr2/...
- 25
0
votes
2
answers
2k
views
Unknown encoding error when parsing DataMatrix with ISO-8859-1 encoding
Developing an Android application to scan Data Matrix codes using Google's MLKit, I'm unable to parse codes with data encoded in ISO-8859-1 encoding and containing Non-ASCII characters.
Here's an ...
0
votes
1
answer
2k
views
Barcode scanner | Read the first part of the barcode only
I am currently developping a web application that needs to be able to read datamatrix codes that contain multiple values ( all seperated by pipes ). This code contains about 70-80 characters and I ...
- 118
1
vote
1
answer
4k
views
Selecting the Data Matrix from a Image and Decoding it
I have the image as attached. I tried using the below code and it outputs the correct values for most of the images. But however it takes a long time to decode.
import cv2
from pylibdmtx.pylibdmtx ...
- 29