Fixed compile errors in gtCreate*live functions

Signed-off-by: Nicola Vigano <nicola.vigano@esrf.fr>

git-svn-id: https://svn.code.sf.net/p/dct/code/trunk@153 4c865b51-4357-4376-afb4-474e03ccb993

1_preprocessing/gtCreateAbsLive.m

@@ -190,7 +190,7 @@ for ii=first_img:last_img
 %             mean_vals(ii+1)=gtImgMeanValue2(im(:,[n1:n1+prep.margin-1,end-n2-prep.margin+1:end-n2]));
             % calculate the vertical mean intensity profile outside the sample
             % and renormalize this area to one
-            margins = [1:prep.margin, end-prep.margin+1:end];
+            margins = [1:prep.margin, size(im, 2)-prep.margin+1:size(im, 2)];
             mean_vals(ii+1) = gtImgMeanValue2( im(:, margins) );
             mim = mean(im(:, margins), 2);
             mim = repmat(mim,1,size(im,2));

1_preprocessing/gtCreateFullLive.m

@@ -139,7 +139,7 @@ for ii = first_img : prep.absint : (last_img-prep.absint)
             % around the (truncated) direct beam
             switch prep.normalisation
                 case 'margin'
-                    margins = [1:prep.margin, end-prep.margin+1:end];
+                    margins = [1:prep.margin, size(im, 2)-prep.margin+1:size(im, 2)];
                     m(ii+jj+1) = gtImgMeanValue2(center(:, margins));
                     full_vol   = prep.intensity/m(ii+jj+1)*full_vol;
                 case 'fullbeam'