barcode

Rails - single ID for multiple models

I'm building an app which will allow a user to scan the barcode on a 'shelf', 'box' or 'product' which will then bring up that particular item or all the associated items. As these are all separate models with their own ID's, I need a global ID table. I was thinking of a polymorphic table called 'barcodes' barcodes id barcode_numbe...

.NET compact framework - barcode scanner

Hello I have Motorola MC55 with Windows Mobile 6.5 on-board. This nice palm contains also an embedded bar-code scanner. My question is - Will I need anything special in .NET CF in order to use the bar-code scanner? I would expect that the bar-code are read as normal strings and delivered as keyboard events? Is any special .NET CF libra...

Embedded ZXing - what am I missing?

Hi all, Sorry if this has been answered before, but I am trying to make an application that will include the ability to scan barcodes on Android. I'm looking at using ZXing as the library, however, I want to embed the scanner in my application so that the user doesn't have to have the ZXing barcode scanner installed to use my applicatio...

Adding barcodes to pdfs

is there any way to do something like a mail merge, where the data (9-15 chars long) is converted to a barcode? im using trying to use openoffice's code128 for calc, but for some reason, every 10 strings, the barcode goes crazy, and the ascii tells me to register at the site where the extension came from, which i dont want to do i also ...

Two way communication with Barcode reader via HID POS

I wish to develop an application which implements two-way communication with a barcode reader where the application sends back an accept/reject signal to the barcode reader to indicate success or failure and the barcode reader interprets with a different beep, red bulb or whatever (depending on the brand). For this reason using the Keybo...

Bar code generation in Java

Which is a better bar code generation library in Java. I see two options as JBar and Barbecue. Any real life usage is greatly appreciated. ...

How to use barcode4j

I am using apache fop to generate the pdf .I am trying to integrate barcode into my pdf using barcode4j but it is not working.I have made following changes to the fop.bat set LOCALCLASSPATH=%LOCAL_FOP_HOME%build\fop.jar set LOCALCLASSPATH=%LOCALCLASSPATH%;'D:\xmlfo\src\ac\barcode4j-2.0\build\barcode4j-fop-ext.jar' ...

Need a library for barcode scaning for windows mobile devices

Hi there, I'm looking for an opensource library/SDK for windows mobile devices. My purpose is to scan a barcode from mobile's camera and retrieve its info. I used zxing for android but is not supported for windows mobile devices :( Any suggestion would be appreciated ...

14-digit Barcode Generation in php

I need a separate class to generate barcode in php. Can any one tell me now? ...

Is sdk to decode Barcode type of pdf417 for iphone available?

Hi, I want to make an application to Decode barcode of Type PDF417 Using iphone Camera . Are there any SDKs available for that ? and is it feasibile ? Can iPhone Decode barcode capture using Camera ? Please need your help. Thanks in Advance. Regards. ...

Barcode generating in C#

Hi everbody, I am writing a barcode generator in C# I can generate barcodes as bitmaps and can show them in a Picturebox(WindowsForms). On the other hand I could not save my barcode as a gif or jpeg file. My barcode is a bitmap file and here is my code Bitmap barCode = CreateBarCode("*"+txtBarCodeStr.Text+"*"); barCode....

Huge Whitespace exists to right after drawing image. Want to get rid of it.

I'm using the following codeproject to build an asp.net website and so far everything is good. My only problem is after the barcode is generated, a huge whitespace exist to the right of the barcode. I've been playing with this and am unable to resolve it. Details below: Link to Code Project Article: http://www.codeproject.com/KB/aspn...

Can anyone recommend a DataMatrix decoding library?

My .NET application needs to decode 2D bar codes in DataMatrix format. I originally used a commercial library called Tasman.Bars, which had great royalty-free licensing terms, awesome performance, and supported many different bar code types... except that on certain images it would crash. These images were very rare, but this was still ...

Como saber quem está enviando dados na USB ? | How to know who is sending data on USB?

Como faço para saber se é ou o meu teclado que é USB ou o meu leitor de barcode que também é USB ? No delphi preciso saber quem enviou os dados ? How do I know whether it is my keyboard or my USB barcode reader which is sending keystrokes to me program? In Delphi, I need to know who sent the data? (courtesy of Google Translate) ...

Generate PDF417 barcodes: problem with error correction data

Hi, I'm trying to create an application that generates PDF417 barcodes. To do this I'm following this guide: http://grandzebu.net/index.php?page=/informatique/codbar-en/pdf417.htm I'm generating the data codewords just fine, but when I use the algorithm to generate the error correction the result doesn't seem to be working fine, and I ...

software to scan UPC codes from images

Is there a server/software that can take an image in and scan it for barcodes (UPC or otherwise) and return the number encoded in the barcode? ...

iphone bar code reading open source library?

can anyone send me the link for iphone bar code reading open source library? ...

2d barcode reader Java ME sdk

Hi people, First ever question on stackoverflow! Yay! Does anyone know a good sdk for reading and decoding 2d barcodes (preferably Datamatrix or QR) from within a Java ME application? The application will be closed source, and while I'd prefer that the SDK be free (perhaps MIT or LGPL licenses), I would not mind forking over some cash ...

read 1D barcode (code 128) direct from a pdf file

Hi, Has anyone experience with a tool (it can be also a commercial one) which can extract barcodes direct from a pdf file? The most tools I have seen can read barcodes only from images. Thanks ...

Recognizing barcodes with AI

As a pet project/learning experience (no this is not homework) I'm working on software to recognize barcodes from a photograph. I'm not looking for software or a library that does it - instead I'm using this as a learning exercise that I'm blogging about and will post up on Codeplex. I have code that successfully recognizes EAN13 barco...