Why image rotates after adding to a figure- how to prevent it?

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Hey all, I have a problem, I used this code to add my .png image to the current figure (map of the country),
gs = geoshow(A, cmap, R);
gs.CData(repmat(mask,1,1,3)) = 255;
axis equal
box on
hold on
%%% add png file to the current figure
[img, ~, tr] = imread('filename1.png');
im = image('CData',img,'XData',[50 51],'YData',[35 36]);
im.AlphaData = tr;
hold off
The picture adds successfully (colorful circle):
But I see it is rotated. in fact, my original .png is:
But after adding it to figure it seems to it has rotated by 180 degrees. I tried to rotate it before hold off part using imrotate function but it failed.
How can fix this problem?
Thanks

Accepted Answer

Star Strider
Star Strider on 13 Apr 2020
Using flipud worked when I tried it:
im = image('CData',flipud(img),'XData',[50 51],'YData',[35 36]);
I do not have the Mapping Toolbox so I could not run the entire code.
.

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