changed astraFDK for single slices

functions/tomography/astraWrappers/astraFDK.m

@@ -137,6 +137,11 @@ if isempty(settings.outputSize)
     settings.outputSize = 2*floor(size(projs,2)/(2*sqrt(2)));
 end
 
+% check and correct size of projs
+if ndims(projs)<3
+    projs= reshape(projs, [1 size(projs,1) size(projs,2)]);
+end
+
 %% check usage
 if numel(tomoAngles) ~= size(projs,3)
     error('Number of tomographic angles does not match number of projections');