=== app.c
==================================================================
--- app.c	(revision 5727)
+++ app.c	(local)
@@ -678,6 +678,7 @@
 	struct ast_dsp *sildet = NULL;   /* silence detector dsp */
 	int totalsilence = 0;
         int dspsilence = 0;
+        int olddspsilence = 0;
 	int rfmt = 0;
 	struct ast_silence_generator *silgen = NULL;
 	char prependfile[80];
@@ -804,8 +805,11 @@
 				if (maxsilence > 0) {
 					dspsilence = 0;
 					ast_dsp_silence(sildet, f, &dspsilence);
-                                        totalsilence += dspsilence;
+                                        if (olddspsilence > dspsilence)
+                                            totalsilence += olddspsilence;
+                                        olddspsilence = dspsilence;
 
+
 					if (dspsilence > maxsilence) {
 						/* Ended happily with silence */
 						ast_verb(3, "Recording automatically stopped after a silence of %d seconds\n", dspsilence/1000);
@@ -884,6 +888,9 @@
 
 	if (!prepend) {
 		/* Reduce duration by a total silence amount */
+                if (olddspsilence <= dspsilence)
+                    totalsilence += dspsilence;
+
         	if (totalsilence > 0)
 			*duration -= (totalsilence - 200) / 1000;
 		if (*duration < 0) {