How to read in and dsiplay a jpeg image?

Programming Help
,
1

Trying to display a jpeg image onto the screen window but not working
if true
% Setup PTB with some default values
PsychDefaultSetup(2);
% Set the screen number to the external secondary monitor if there is one
% connected
screenNumber = max(Screen(‘Screens’));
white = WhiteIndex(screenNumber);
black = BlackIndex(screenNumber);
grey = white / 2;

Screen(‘Preference’, ‘SkipSyncTests’, 2);
% Open the screen
[window, windowRect] = PsychImaging(‘OpenWindow’, screenNumber, grey, [0 0 640 480], 32, 2,…
[], [], kPsychNeed32BPCFloat);

A = imread(‘sub_5774_lateral_view.jpg’);

Screen(‘PutImage’, window, A)

Screen(‘Flip’, window)

KbWait;

sca

end

2

http://peterscarfe.com/showimagedemo.html