piling multiple images in one 3d

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Muhammad Usman Saleem
Muhammad Usman Saleem el 15 de Oct. de 2016
Respondida: Image Analyst el 13 de Mzo. de 2019
I have three rgb images(attached) which I want to pile them in horizontal manner in matlab (shown in figure below)
I have found bug in this code
a=imread('100.jpg');
b=imread('200.jpg');
c=imread('300.jpg');
I = cat(4,a,b,c);
data = importdata('gpheight300.txt') ;
x = data(:,1) ; x = unique(x) ;
y = data(:,2) ; y = unique(y) ;
%# coordinates
[X,Y] = meshgrid(1:size(I,2), 1:size(I,1));
%[X,Y]=meshgrid(x,y);
Z = ones(size(I,1),size(I,2));
kin=[100 200 300];
for k=1:length(kin)
hold on
%surface('XData',X, 'YData',Y, 'ZData',Z.*kin(k), ...
'CData',I(:,:,k), 'CDataMapping','direct', ...
'EdgeColor','none', 'FaceColor', 'texturemap')
% patch('XData',X, 'YData',Y, 'ZData',Z.*kin(k),'CData',I(:,:,k))
%image('XData',X,'YData',Y,'CData',I(:,:,k))
end
%colormap(cmap)
%hold off
view(3), box on,
problem is in surf function which i am using for rgb image?
Can solution possible on this problem
Regards

Respuestas (2)

Image Analyst
Image Analyst el 13 de Mzo. de 2019
Try this:
% Takes an RGB image and stacks the separate color channels at different Z levels.
clc; % Clear the command window.
close all; % Close all figures (except those of imtool.)
clear; % Erase all existing variables. Or clearvars if you want.
workspace; % Make sure the workspace panel is showing.
format long g;
format compact;
fontSize = 13;
filename = 'peppers.png';
rgbImage = imread(filename);
% Extract the individual red, green, and blue color channels.
redChannel = im2double(rgbImage(:, :, 1));
greenChannel = im2double(rgbImage(:, :, 2));
blueChannel = im2double(rgbImage(:, :, 3));
H(1) = slice(repmat(redChannel,[1 1 2]),[],[], 1); %slice() requires at least 2x2x2
set(H(1),'EdgeColor','none') %required so image isn't just an edge
hold on
H(2) = slice(repmat(greenChannel,[1 1 2]),[],[], 2); %slice() requires at least 2x2x2
set(H(2),'EdgeColor','none') %required so image isn't just an edge
H(3) = slice(repmat(blueChannel,[1 1 3]),[],[], 3); %slice() requires at least 2x2x2
set(H(3),'EdgeColor','none') %required so image isn't just an edge
hold off
colormap(gray(256))
axis ij
caption = sprintf('R, G, and B Color Channels of %s', filename);
title(caption, 'FontSize', fontSize);
% Put up legend that says what slice is what color channel.
legend('B', 'G', 'R')
Capture.PNG

Image Analyst
Image Analyst el 16 de Oct. de 2016
  1 comentario
pandu repala
pandu repala el 13 de Mzo. de 2019
@Muhammad Usman Saleem I am looking for something similar. Were you able to resolve your issue?

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