Index: /branches/end_stage/ippTools/src/pxtools.h
===================================================================
--- /branches/end_stage/ippTools/src/pxtools.h	(revision 16115)
+++ /branches/end_stage/ippTools/src/pxtools.h	(revision 16116)
@@ -148,4 +148,21 @@
 }
 
+#define PXOPT_LOOKUP_TIME(var, md, key, required, ret) \
+psTime *var; \
+{ \
+    bool status; \
+ \
+    var = psMetadataLookupTime(&status, md, key); \
+    if (!status) { \
+        psError(PS_ERR_UNKNOWN, false, "failed to lookup value for %s", key); \
+        return ret; \
+    } \
+ \
+    if (required && (!var)) { \
+        psError(PS_ERR_UNKNOWN, true, "%s is required", key); \
+        return ret; \
+    } \
+}
+
 #define PXOPT_LOOKUP_BOOL(var, md, key, ret) \
 bool var; \