Index: trunk/src/transform_field/ima_filter.m
===================================================================
--- trunk/src/transform_field/ima_filter.m	(revision 956)
+++ trunk/src/transform_field/ima_filter.m	(revision 957)
@@ -29,13 +29,27 @@
 %=======================================================================
 
-function DataOut=ima_filter(DataIn)
+function DataOut=ima_filter(DataIn,Param)
 
-Origin_x=469;
+%% request input parameters
+if isfield(DataIn,'Action') && isfield(DataIn.Action,'RUN') && isequal(DataIn.Action.RUN,0)
+    prompt = {'npx';'npy'};
+    dlg_title = 'get the filter size in x and y';
+    num_lines= 2;
+    def     = { '20';'20'};
+    if isfield(Param,'TransformInput')&&isfield(Param.TransformInput,'FilterBoxSize_x')&&...
+            isfield(Param.TransformInput,'FilterBoxSize_y')
+        def={num2str(Param.TransformInput.FilterBoxSize_x);num2str(Param.TransformInput.FilterBoxSize_y)};
+    end
+    answer = inputdlg(prompt,dlg_title,num_lines,def);
+    DataOut.TransformInput.FilterBoxSize_x=str2num(answer{1}); %size of the filtering window
+    DataOut.TransformInput.FilterBoxSize_y=str2num(answer{2}); %size of the filtering window
+    return
+end
+
 DataOut=DataIn; %default
-DataOut.A=
 
 %definition of the cos shape matrix filter
-ix=[1/2-Param.TransformInput.FilterBoxSize_x/2:-1/2+Param.TransformInput.FilterBoxSize_x/2];%
-iy=[1/2-Param.TransformInput.FilterBoxSize_y/2:-1/2+Param.TransformInput.FilterBoxSize_y/2];%
+ix=1/2-Param.TransformInput.FilterBoxSize_x/2:-1/2+Param.TransformInput.FilterBoxSize_x/2;%
+iy=1/2-Param.TransformInput.FilterBoxSize_y/2:-1/2+Param.TransformInput.FilterBoxSize_y/2;%
 %del=np/3;
 %fct=exp(-(ix/del).^2);
@@ -51,5 +65,5 @@
     DataOut.A=uint16(DataOut.A); %transform to 16 bit images
 else
-    DataOut.A=filter2(Mfiltre,DataIn.A)
+    DataOut.A=filter2(Mfiltre,DataIn.A);
     DataOut.A=feval(Atype,DataOut.A);%transform to the initial image format
 end