Home > vis > draw_overlay.m

draw_overlay

PURPOSE ^

SYNOPSIS ^

function output = draw_overlay(bg, overlay)

DESCRIPTION ^

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 function output =  draw_overlay(bg, overlay)
0002 mask = rgb2gray(overlay);
0003 overlayR = overlay(:,:,1);
0004 overlayG = overlay(:,:,2);
0005 overlayB = overlay(:,:,3);
0006 overlayR(mask==0)= bg(mask==0);
0007 overlayG(mask==0)= bg(mask==0);
0008 overlayB(mask==0)= bg(mask==0);
0009 
0010 output = [overlayR overlayG overlayB];
0011 output = reshape(output,[size(overlayR,1), size(overlayR,2), 3]);

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