diff --git a/MATLAB/RetinotopyAnalysis.m b/MATLAB/RetinotopyAnalysis.m
index be7c0e2..38da0be 100644
--- a/MATLAB/RetinotopyAnalysis.m
+++ b/MATLAB/RetinotopyAnalysis.m
@@ -42,8 +42,8 @@ function RetinotopyAnalysis(inputfile)
   %%%%% SETUP
   
   % internal constants
-  viewingdistance = 39;  % inches
-  widthofstim = 15;      % inches
+  viewingdistance = 101.5;  % cm
+  widthofstim = 28.5;      % cm
   wbcmd = 'wb_command';  % workbench command
   tr = 1;                % seconds
   stimres = 200;         % number of pixels along each dimension of the stimulus
@@ -80,15 +80,23 @@ function RetinotopyAnalysis(inputfile)
   % load stimuli
   stimulus = {};  % each element is 200 x 200 x 300, single format
   for p=1:length(movie_files)
-    a1 = load(movie_files{p});
-    stimulus{p} = a1.stim;
+    [~,~,ext]=fileparts(movie_files{p});
+    switch lower(ext)
+        case '.mat'
+            a1 = load(movie_files{p});
+            stimulus{p} = a1.stim;
+            clear a1;
+        case '.hdf5'
+            stimulus{p} = hdf5read(movie_files{p},'/stim');
+        case '.mov'
+            mobj = VideoReader(movie_files{p});
+            stim0 = read(mobj);
+            stimulus{p} = permute(single(stim0(:,:,1,:)),[1 2 4 3]);
+            clear mobj stim0;
+        otherwise
+            error('Unknown movie file type: %s\n',movie_files{p});
+    end
   end
-  clear a1;
-          % ALTERNATIVE:
-          %     mobj = VideoReader(movie_files{p});
-          %     stim0 = read(mobj);
-          %     stimulus{p} = permute(single(stim0(:,:,1,:)),[1 2 4 3]);
-          %   clear stim0;
 
   % sanity check
   assert(length(stimulus)==5);
@@ -105,7 +113,7 @@ function RetinotopyAnalysis(inputfile)
       behaviors{p} = [];
     else
       a1 = xml2struct(behavior_files{p});  % relevant fields: expttype (1-5), ttlStamps
-      behaviors{p} = a1.ret_summary;
+      behaviors{p} = a1.behav_summary;
     end
   end
   clear a1;
diff --git a/RetinotopyAnalysis.sh b/RetinotopyAnalysis.sh
index 8fcfa44..8b93439 100755
--- a/RetinotopyAnalysis.sh
+++ b/RetinotopyAnalysis.sh
@@ -80,7 +80,8 @@ usage() {
 	echo "		: id of subject for the data being processed"
 	echo ""
 	echo "		--movie-files=<file-list>"
-	echo "		: @ symbol separated list of movie files (QuickTime files) used as stimuli for the retinotopy task"
+    echo "		: @ symbol separated list of movie files used as stimuli for the retinotopy task"
+    echo "      Expects Quicktime .mov files, Matlab .mat files, or .hdf5
 	echo ""
 	echo "		--image-files=<file-list>"
 	echo "		: @ symbol separated list of minimally preprocessed functional \(fMRI\) image files"
@@ -124,7 +125,7 @@ usage() {
 # Global output variables
 #	${userid} - input - user login id
 #	${subject} - input - subject id
-#	${movie_files} - input - @ symbol separated list of movie files (QuickTime files) used as stimuli for the 
+#	${movie_files} - input - @ symbol separated list of movie files (mov,mat,or hdf5) used as stimuli for the
 #	                         retinotopy task
 #	${image_files} - input - @ symbol separated list of minimally preprocessed functional (fMRI) image files
 #	${behavior_files} - input - @ symbol separated list of behavior files from which time offsets can be obtained
@@ -238,7 +239,7 @@ main() {
 	# Global Variables Set
 	#	${userid} - input - user login id
 	#	${subject} - input - subject id
-	#	${movie_files} - input - @ symbol separated list of movie files (QuickTime files) used as stimuli for the
+	#	${movie_files} - input - @ symbol separated list of movie files (mov,mat,or hdf5) used as stimuli for the
 	#	                         retinotopy task
 	#	${image_files} - input - @ symbol separated list of minimally preprocessed functional (fMRI) image files
 	#	${behavior_files} - input - @ symbol separated list of behavior files from which time offsets can be obtained