MATLAB: While setting the ‘Parent’ property of ‘Image’: Value must be a handle.

Question

%THis is my code%

clc;clear;close all;

vidObj=VideoWriter('peaks.mp4');

open(vidObj);

h=axis;

for i=1:141;

filename=strcat(num2str(i),'.bmp');

a=imread(filename);

image(a,'Parent',h);

h.Visible='off';

pause(1/30);

currFrame = getframe(gca);

writeVideo(vidObj,currFrame);

end

close(vidObj);

%Getting this error%

Warning: No video frames were written to this file. The file may be invalid.

> In VideoWriter/close (line 267)

In VideoWriter/delete (line 202)

In ex4 (line 1)

Error using image

While setting the 'Parent' property of 'Image':

Value must be a handle.

Error in ex4 (line 8)

image(a,'Parent',h);

Answer 1

You need to create an axes object (see here).

Use axes, not axis. Axis sets axis limits and aspect ratios.

h=axes;