I want to get the pixel greyscale values (0-255) from the whole ROI (around 4000*200 px) to an array. I’ve tried to do this with the GetPixel function, but then program does not react anymore because of an overload. With access to the VPAT it should work more quickly, according to the helpfile. I…

Hi @mave ! As @Chris pointed out, unsafe is one of the key issues here. The keyword unsafe allows coders to use pointers very much like they did in C or C++ in C#. unsafe blocks are scoped - either by means of curly brackets {} or through function scope. In your case I think function scope fits bett…

Writing Pixel Values to an Array

Programming Questions C-style API

Chris August 17, 2017, 1:34pm 5

Hi Mave,

Right, its Milliseconds

Cheers
Chris

1 Like

How to convert Bitmap to Image

Topic		Replies	Views
VPAT at higher bit depths C-style API vpat , linearaccess	6	1335	May 30, 2017
Cvb.Image.GetImageVPA Programming Questions	9	228	September 20, 2022
Lambda function vpat pixel access in Release mode C-style API vpat	1	723	September 27, 2018
CVuEye.vin - Access violation when accessing pixel data C-style API	5	556	May 4, 2020
Transpose image planes C-style API vpat	8	1607	August 21, 2017

Writing Pixel Values to an Array

Related Topics