mack cartagena

Aktiv seit 2018

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How can i check if there is an active connection to webcam ?
I'm making a GUI with a webcam and i'm taking a snapshot every time i click a push button, but first i have to create the webcam...

etwa 6 Jahre vor | 1 Antwort | 1

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Undefined function 'snapshot' for input arguments of type 'double' why this error?
This error is showin today and yesterday wasn't! i'm creating a webcam object, settings its parameters and taking a snapshot bu...

etwa 6 Jahre vor | 2 Antworten | 0

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Frage

¿Why the webcam changes its parameter everytime i start running the code?
I'm using a webcam to count some squares using a UV ilumination. so i setup the webcam parameters (Contrast, Exposure, etc) to...

etwa 6 Jahre vor | 1 Antwort | 0

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¿can someone tell me how can i threshold this grayscale image to later count the white squares?
i'm using an usb camera and taking snapshots from it, but i cant figure it out how to threshold the image to get only the white ...

etwa 6 Jahre vor | 1 Antwort | 0

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