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Questions tagged [image-scanner]

The python-imagescanner (old pyscanning) implements an abstraction layer which allows users to scan images/documents from Linux or Windows without the need of write any specific Python code for each one of them

Introduction

The python-imagescanner (old pyscanning) implements an abstraction layer which allows users to scan images/documents from Linux or Windows without the need of write any specific Python code for each one of them.

Note: The devices are accessed using the available installed drivers in the platform. Currently the support for Windows is implemented with Twain API and for Linux with SANE.

Supported Devices

All devices supported by SANE (Linux) and Twain (Windows). If you are able to use your device with another application in your platform but you still to access it with imagescanner, please, fill a bug report.

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Autocrop greyscale image after scanned in browser

I am doing scanning using twain driver and using Dynamsoft product for device connection. Scanner produce greyscale images with huge black border. How I can do a autocrop and display prefect image to user on the browser.
Nilay Tiwari
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Is Product Scanner better than Barcode Scanner?

For example, scanning the wine to tell you its name by Vivino. But, seriously, scanning its barcode is faster and easier with high accuracy. Why do they design to use AI to scan the product by computer vision (object identification)? Is it…
Jeffrey123
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How to scan Samsung Scanner / Printer with Powershell

I am attempting to us a Powershell script to find a scanner on my network. Scan a document and save the file to a location. ================================================================= When I use a USB connected Epson scanner, the script below…
mgcook2390
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Thumbreader application in iPhone?

Have a question. Is it possible to get the data from thumb-reader and give it as input to iPhone device. What I exactly means is I will detect my finger to the thumb reader and it will store the data in any form and then I want that by any means it…
Suresh Varma
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WIA 2.0, where can i found valid values for the properties? C#

i was serching for valid values for the properties "Document handling select" and "Pages" for a scanner, im using WIA reference of Microsoft. Some values that i found (0,1,4 for Document handlig property) (0 for pages property) does not work. Can…
luis alberto juarez
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Angular6 Its possible to have a document scanner on web app

It's possible to have a document scanner in an angular web app, when I'm on a mobile I need to upload or take a picture of a document if you decide to take a picture open the camera and this recognize the edges of the page and do something like…
Karen Gm
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Change Scan settings via C#

I have scan via "wiaacmgr.exe" with process.start and scanned form.After scanned form its stored at pictures folder but i want to store that form my desired place like D:\images. via C# program. Process myProcess = new Process(); string Exepath =…
Angappan.S
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In Android portrait mode google vision Camera Source preview has padding

I am Using Google vision API and developing BARcodes/QRcodes scanning APP. I am also trying to use Overlay to make the scanning square area. But when I am trying to execute I am getting some margin space at right side of the screen, though I…
Thiru
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Is it possible to have flash access a generic TWAIN Scanner?

Is it possible to have flash access a generic twain scanner from my web-application, save the file and upload it into my application? I have done some searching through google but wasn't able to find to much detail in this. Is there any pre-made…
Justin
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CardScan integration with PHP

I have to integrate my CardScan (from http://cardscan.com/) with my PHP so I can get any information from the card scanned with the device. Any clue about where I should start? -- I'll try to integrate it with my Ubuntu development enviroment, and…
Thiago Belem
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Zbar on raspberry?

I'm trying use zbar on RPI3 but i have a problem. I dont have ImageScanner, Image... module. import zbar scanner = zbar.ImageScanner() Traceback (most recent call last): File "", line 1, in AttributeError: 'module' object has no…
gyb001
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Python: Conversion of scanned pdf to excel in python programming

I'm new to python development, is there any way to convert scanned PDF/image to Excel using Python. I tried with following method: Step 1: Install pypandoc library, pip install pypandoc and import library in my code file as same as shown…
Sharathkumar KG
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DelphiTwain how to show form setting

I'm using Delphitwain (delphitwain.sourceforge.net) to add scan functionality to my app. Everything was fine, when i click scan button on my app it will show scan mode with scanner's Properties such as Page Size, Scanning Side (canon dr-3010c) and…
Erwan
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WIA silverlight Scanner integration

I am new to silverlight , and I am experimenting with wia scanner integration. I know usng WIA.CommonDialog , showacquireimage() I can retrieve an image from the scanner. I am trying to access the device directly and execute the scan command to…
asp.nerd
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twain driver with xerox workcentre

this is my first time to post here, i need to create a twain driver to control the scanner in a mpf Workcentre Xerox 3635. i need help about this why the xerox twain drivers don't work properly and are very very restricted. The language is or c/c++…
user525101
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