how to split mosaic image by their edge?

asked 2016-04-11 02:44:46 -0500

xielingyun gravatar image

updated 2016-04-11 06:53:04 -0500

image is as below,it is a mosaic image, it is consist of three images, i want to get the two edge position that separate the three images, how to do this?

my problem is how to recognize the image is a mosaic image or not and where is the edge?

like the seconde image consist of four images

image description image description

edit retag flag offensive close merge delete



isn't it just image.rows / 3 ?

berak gravatar imageberak ( 2016-04-11 03:21:01 -0500 )edit

@berak my problem is how to recognize the edge

xielingyun gravatar imagexielingyun ( 2016-04-11 06:46:43 -0500 )edit

there is a smilar unanswered question

sturkmen gravatar imagesturkmen ( 2016-04-11 07:07:05 -0500 )edit

I am guessing that a pure vertical and horizontal sobel filter will have a strong response at those edges. However there will also be other objects like tables with a high response.

StevenPuttemans gravatar imageStevenPuttemans ( 2016-04-11 07:56:14 -0500 )edit