Index: trunk/psModules/src/imcombine/pmSubtractionIO.c
===================================================================
--- trunk/psModules/src/imcombine/pmSubtractionIO.c	(revision 23378)
+++ trunk/psModules/src/imcombine/pmSubtractionIO.c	(revision 26893)
@@ -80,10 +80,5 @@
         while ((item = psMetadataGetAndIncrement(iter))) {
             assert(item->type == PS_DATA_UNKNOWN);
-            // Set the normalisation dimensions, since these will be otherwise unavailable when reading the
-            // images by scans.
             pmSubtractionKernels *kernel = item->data.V; // Kernel used in subtraction
-            kernel->numCols = ro->image->numCols;
-            kernel->numRows = ro->image->numRows;
-
             kernels = psArrayAdd(kernels, ARRAY_BUFFER, kernel);
         }
@@ -126,6 +121,4 @@
                          kernel->bgOrder);
         psMetadataAddS32(row, PS_LIST_TAIL, NAME_MODE,  0, "Matching mode (enum)", kernel->mode);
-        psMetadataAddS32(row, PS_LIST_TAIL, NAME_COLS,  0, "Number of columns", kernel->numCols);
-        psMetadataAddS32(row, PS_LIST_TAIL, NAME_ROWS,  0, "Number of rows", kernel->numRows);
         if (kernel->mode == PM_SUBTRACTION_MODE_1 || kernel->mode == PM_SUBTRACTION_MODE_2) {
             psMetadataAddVector(row, PS_LIST_TAIL, NAME_SOL1, 0, "Solution vector 1", kernel->solution1);
@@ -318,6 +311,4 @@
 
         TABLE_LOOKUP(int, S32, bg,      NAME_BG);
-        TABLE_LOOKUP(int, S32, numCols, NAME_COLS);
-        TABLE_LOOKUP(int, S32, numRows, NAME_ROWS);
 
         TABLE_LOOKUP(float, F32, mean,      NAME_MEAN);
@@ -325,7 +316,5 @@
         TABLE_LOOKUP(int,   S32, numStamps, NAME_NUMSTAMPS);
 
-        pmSubtractionKernels *kernels = pmSubtractionKernelsFromDescription(description, bg, mode);
-        kernels->numCols = numCols;
-        kernels->numRows = numRows;
+        pmSubtractionKernels *kernels = pmSubtractionKernelsFromDescription(description, bg, *region, mode);
         kernels->mean = mean;
         kernels->rms = rms;