Index: branches/rel10_ifa/psModules/src/pslib/Makefile.am
===================================================================
--- branches/rel10_ifa/psModules/src/pslib/Makefile.am	(revision 6565)
+++ branches/rel10_ifa/psModules/src/pslib/Makefile.am	(revision 6619)
@@ -7,4 +7,5 @@
     psImageJpeg.c \
     psLine.c \
+    psMetadataItemParse.c \
     psPolynomialUtils.c \
     psSparse.c
@@ -15,4 +16,5 @@
     psImageJpeg.h \
     psLine.h \
+    psMetadataItemParse.h \
     psPolynomialUtils.h \
     psSparse.h
Index: branches/rel10_ifa/psModules/src/pslib/psMetadataItemParse.c
===================================================================
--- branches/rel10_ifa/psModules/src/pslib/psMetadataItemParse.c	(revision 6619)
+++ branches/rel10_ifa/psModules/src/pslib/psMetadataItemParse.c	(revision 6619)
@@ -0,0 +1,85 @@
+#include <stdio.h>
+#include "pslib.h"
+
+psF32 psMetadataItemParseF32(psMetadataItem *item
+                            )
+{
+    switch (item->type) {
+    case PS_DATA_F32:
+        return item->data.F32;
+    case PS_DATA_F64:
+        // Assume it's OK to truncate to floating point from double
+        return (float)item->data.F64;
+    case PS_DATA_S32:
+        // Promote to float
+        return (float)item->data.S32;
+    default:
+        psError(PS_ERR_IO, true, "Concept %s (%s) is not of floating point type (%x) --- treating as NaN.\n",
+                item->name, item->comment, item->type);
+        return NAN;
+    }
+}
+
+psF64 psMetadataItemParseF64(psMetadataItem *item
+                            )
+{
+    switch (item->type) {
+    case PS_TYPE_F64:
+        return item->data.F64;
+    case PS_TYPE_F32:
+        // Promote to double
+        return (double)item->data.F32;
+    case PS_TYPE_S32:
+        // Promote to double
+        return (double)item->data.S32;
+    default:
+        psError(PS_ERR_IO, true, "Concept %s (%s) is not of double-precision floating point type (%x) "
+                "--- treating as NaN.\n", item->name, item->comment, item->type);
+        return NAN;
+    }
+}
+
+psS32 psMetadataItemParseS32(psMetadataItem *item
+                            )
+{
+    switch (item->type) {
+    case PS_TYPE_S32:
+        return item->data.S32;
+    case PS_TYPE_F32:
+        psLogMsg(__func__, PS_LOG_WARN, "Concept %s (%s) should be S32, but is F32 --- converting.\n",
+                 item->name, comment);
+        return (int)item->data.F32;
+    case PS_TYPE_F64:
+        psLogMsg(__func__, PS_LOG_WARN, "Concept %s (%s) should be S32, but is F64 --- converting.\n",
+                 item->name, comment);
+        return (int)item->data.F64;
+    default:
+        psError(PS_ERR_IO, true, "Concept %s (%s) is not of integer type (%x) --- treating as zero.\n",
+                item->name, item->comment, item->type);
+        return 0;
+    }
+}
+
+psString psMetadataItemParseString(psMetadataItem *item
+                                  )
+{
+    switch (item->type) {
+    case PS_DATA_STRING:
+        return psMemIncrRefCounter(item->data.V);
+    case PS_DATA_F32: {
+            psString value = NULL;    // String to return
+            psStringAppend(&value, "%f", item->data.F32);
+            return value;
+        }
+    case PS_DATA_S32: {
+            psString value = NULL;    // String to return
+            psStringAppend(&value, "%d", item->data.S32);
+            return value;
+        }
+    default:
+        psError(PS_ERR_IO, true, "Concept %s (%s) is not of string type (%x) --- treating as "
+                "undefined.\n", item->name, item->comment, item->type);
+        return psStringCopy("");
+    }
+}
+
Index: branches/rel10_ifa/psModules/src/pslib/psMetadataItemParse.h
===================================================================
--- branches/rel10_ifa/psModules/src/pslib/psMetadataItemParse.h	(revision 6619)
+++ branches/rel10_ifa/psModules/src/pslib/psMetadataItemParse.h	(revision 6619)
@@ -0,0 +1,15 @@
+#ifndef PS_METADATA_ITEM_PARSE_H
+#define PS_METADATA_ITEM_PARSE_H
+
+#include "pslib.h"
+
+psF32 psMetadataItemParseF32(psMetadataItem *item
+                            );
+psF64 psMetadataItemParseF64(psMetadataItem *item
+                            );
+psS32 psMetadataItemParseS32(psMetadataItem *item
+                            );
+psString psMetadataItemParseString(psMetadataItem *item
+                                  );
+
+#endif