I would like to make the selection by perspective in a imageview .
Where I select the 4 corners of the image and I make the cut, following this idea:
Isearchedalldayandfoundlittle,foundthis link with the solution, only for ios :
And I found something related to OpenCV .
But none of them helped me, I would need something like this:
Where I take the picture, I choose the 4 corners for trimming and save the image.
Can someone give me a light?