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Questions tagged [scanning]

The act of reading an image, a text or an object using a camera or some other optical input device. This tag should not be used for network, text or file scans.

The act of reading an image, a text or an object using a camera or some other optical input device to a digital file. This tag should cover all that has to do with physical scanners like bed scanners and hand scanners, and software scanning using cameras. It also covers QR codes and barcodes.

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Extract postcards from a scanned document using opencv?

I have 1000s of old postcards that I'd like to scan and I think it might be a good idea to optimize my workflow using some kind of automatic crop/rotate tools so I have started investigating openCV with Python. Below is a sample of picture I can…
Sylvain
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Detect Original Picture From Scanned Image

When I scan a small picture, the scanner output is a big picture. How can I detect original picture from scanned image?
Hossein Moradinia
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how Scan part of page by ImageEn in delphi?

i need to scan part of page by ImageEn in delphi for faster scanning like window7 paint scanner dialog! i want to open the twain dialog like paint
amini gazar
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How could I start making my own simple UNIX-based network scanner?

I am using Linux for security and penetration testing. I often use nmap and wireshark, but I'd like to make a network scanner of my own to learn about how they work. I'd like it to scan entire network, not scan the ports of one target, however I…
anonymous
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Printer cannot scan to network shared folder - Error msg. "Selected servers are not found"

The scan operation for the printer was normal since 1 year ago, however since last month, scanning to network shared folder is not working and the printer was popping up this error: Selected Servers are not found. Consult your network…
Ranie
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Scan aPDF file using online scanner

I want to scan about 1000 pdf files using "wepawet" which is an online scanner but it takes one file at a time how could I scan the whole 1000 files, could I do that using python ? https://wepawet.iseclab.org/ could any one help me please? thank…
wael omar
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If i could print across network, why can't i scan?

I recently purchased an HP Deskjet wifi-enabled printer (model no. 3515). Set it up successfully as good as that both me (in the same network as the printer) as well as another person few miles apart from me (having different isp than mine) could…
viv227295
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using Nmap with proxychains4

i was trying to scan ports with Nmap trough proxychains4 in order to be anonymous while scanning , but after i used wireshark to capture to traffics , i saw that my private IP didn't change and still the same
bryan
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How Can I write a java code which scan a image from physical scanner device?

I need to connect physical scanner device and send scanning request then get the image. I got it by using asprise-imaging-core.jar but unfortunately its not free
Abdo Nabil
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Read "bitmap" pixels in c++

Well I have a problem . I need to change a bitmap.bmp color into black and white using c++ , but the problem is I don't know how to read and change pixels . I don't know a bit about how to read a bitmap file . what library should I include? how…
ADAN
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Zxing scan result on new Activity

I have added Zxing 3.0.1 as a library to my project I have 2 layouts: on first i have button which call CaptureActivity of Zxing library, and when CaptureActivity decode a barcode i need to put this code on a second layout into textView. How can i…
Kirill
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Connect scanner to server

My goal is to provide a user the ability to scan their documents through our website. I have looked into a tool called phpSane (http://sourceforge.net/projects/phpsane/), however, I am aware that users can't connect the scanner to their computer,…
jon220
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Using Factual API for Android

I want to get product info by using barcode and want to query it in https://www.factual.com. How can I use factual API for Android and how I configure it ?
Kamran Ullah
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How can I read the last 10 lines from a text file?

I have a logfile, snd I would like to search for keywords in it. But I only want to examine the last 10 lines, not the whole text. Could you please help me in this?
Frank Conrad
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Store an image in disk

I have a 1x1 inch passport photo and I want to store it in a computer disk in a way I minimize the size but also been able to print it back to the real world. What do you recommend me? Thanks in advance. UPDATE: this question is about image…
Juanjo Conti
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