From: Kwangyoun Kim <ky85.kim@samsung.com>
Date: Thu, 19 Jan 2017 08:29:18 +0000 (+0900)
Subject: Fix invalid volume when recorded data is NULL
X-Git-Tag: accepted/tizen/unified/20170406.054054~17
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fdb034c336bc86ad0f237009a6ea5b4d6d26faf7;p=platform%2Fcore%2Fuifw%2Fvoice-control.git

Fix invalid volume when recorded data is NULL

Change-Id: I64fddfbc492617daf1f9f512f66c1a91db00a87a
(cherry picked from commit 304379bd6ce022e7bca0ed2ca71e9d01e6e2cd51)
---

diff --git a/client/vc_mgr.c b/client/vc_mgr.c
index 2001006..4560dff 100644
--- a/client/vc_mgr.c
+++ b/client/vc_mgr.c
@@ -1723,6 +1723,10 @@ int vc_mgr_start(bool exclusive_command_option)
 		}
 	}
 
+	g_volume_db = 0;
+	g_prev_volume_db = 0;
+	g_cur_volume_db = 0;
+
 	SLOG(LOG_DEBUG, TAG_VCM, "=====");
 	SLOG(LOG_DEBUG, TAG_VCM, " ");
 
diff --git a/server/vcd_recorder.c b/server/vcd_recorder.c
index 307f75b..4d3cb7e 100644
--- a/server/vcd_recorder.c
+++ b/server/vcd_recorder.c
@@ -514,10 +514,12 @@ static float get_volume_decibel(char* data, int size)
 		count++;
 	}
 
-	if (0 == count)
-		rms = 0.0;
-	else
+	if (0 == count) {
+		SLOG(LOG_ERROR, TAG_VCD, "[ERROR] NULL data");
+		rms = 1.0;
+	} else {
 		rms = sqrt((float)square_sum/count);
+	}
 
 	db = 20 * log10(rms/MAX_AMPLITUDE_MEAN_16);
 	return db;