Merged revisions 277182 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r277182 | pabelanger | 2010-07-16 13:10:36 -0400 (Fri, 16 Jul 2010) | 8 lines
  
  Total analysis time error with SIP and silence suppression
  
  When using app_amd with SIP providers that have silence
  suppression on, the iTotalTime count increases exponentially.
  
  (closes issue #17656)
  Reported by: juls
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@277183 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_amd.c

@@ -273,10 +273,11 @@ static void isAnsweringMachine(struct ast_channel *chan, const char *data)
 
 		if (f->frametype == AST_FRAME_VOICE || f->frametype == AST_FRAME_NULL || f->frametype == AST_FRAME_CNG) {
 			/* If the total time exceeds the analysis time then give up as we are not too sure */
-			if (f->frametype == AST_FRAME_VOICE)
+			if (f->frametype == AST_FRAME_VOICE) {
 				framelength = (ast_codec_get_samples(f) / DEFAULT_SAMPLES_PER_MS);
-			else
-				framelength += 2 * maxWaitTimeForFrame;
+			} else {
+				framelength = 2 * maxWaitTimeForFrame;
+			}
 
 			iTotalTime += framelength;
 			if (iTotalTime >= totalAnalysisTime) {