Questions tagged as 'webcam'

Tagged questions
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Identify if the computer has a QR Code reader

The first step of registering my project has two layout options: one for who owns a QR code reader (web cam) and one for those who do not. I need to identify if the user's browser has access to the webcam for reading the QR Code, how can I do...
asked by 14.12.2015 / 16:43
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WebCam Canvas - Zoom [closed]

Is there a way, a command that allows me to change the zoom of the WebCam? In this code below is where I create my WebCam canvas for Snapshot on the site. I want to apply - zoom, ie increase the coverage area of the Cam. Is it possible?...
asked by 15.06.2015 / 15:16
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webcam "You have denied camera access" chrome + php

I have problems accessing a webcam on the site using php where I have the message "You have denied camera access", the same script in the local php served works fine, I have no problem. The hosting I am using is from HOSTINGER, and the browser i...
asked by 08.12.2017 / 22:42
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String64 for image in VueJS

I'm getting a base64 encoded string from the database and I want it to render as an image on the screen, my question is: Just set the :src= to the variable that contains the base64 string or need some processing before assigning it to...
asked by 18.09.2017 / 20:34
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Capture webcam image and save every 1 second?

I'm doing a project where the default webcam takes photos every 1 second using opencv. In my code, to the click of the capture button you select the folder where you want and it captures a photo. I need to loop him so he can capture photos and s...
asked by 05.10.2016 / 13:51
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Antivirus blocking access to the camera

I have problems accessing the WebCam through Delphi, so I searched the internet for some components and found the following that I left in the link below: DirectX Delphi WebCam Capture Example However, my antivirus still keeps blocking a...
asked by 04.05.2017 / 15:35
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How to capture webcam images in OpenCV in Java?

Hello, I'm a beginner in opencv with java, and my problem is this, I want to capture the real-time image from my webcam and transmit it in a JLabel, however I'm having a problem executing the file, netbeans points the following error:    Excep...
asked by 07.03.2016 / 03:00
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Code only works on localhost

This PHP code with JavaScript is for taking pictures with the webcam. But it only works on localhost. When you are away, do not open the webcam. <!DOCTYPE HTML> <html> <head> <meta charset="utf-8"> <title>Tirar F...
asked by 18.08.2017 / 23:36
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usb camera settings on opencv

Good morning. I have a Dragon board using Linaro. I'm using a python and opencv program for facial detection. But I do not know why the camera does not focus anymore and the resolution is super bad. For my python cod I tried to force a higher...
asked by 07.09.2018 / 15:25
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how to access a webcam in real time by asp.net mvc

I'm trying to access a webcam via asp.net. When I use IIS Express it works, but when I upload the application the system does not access. could anyone help? follow the code: var video = document.getElementById('video'); // Get ac...
asked by 21.07.2018 / 00:00