From ef1a76044663d1a62d14dea6ad2dd573413950ed Mon Sep 17 00:00:00 2001
From: "marpan@webrtc.org"
 <marpan@webrtc.org@4adac7df-926f-26a2-2b94-8c16560cd09d>
Date: Wed, 9 Jan 2013 22:13:19 +0000
Subject: [PATCH] Rounding error fix in media_opt_util. Review URL:
 https://webrtc-codereview.appspot.com/1013006

git-svn-id: http://webrtc.googlecode.com/svn/trunk@3351 4adac7df-926f-26a2-2b94-8c16560cd09d
---
 webrtc/modules/video_coding/main/source/media_opt_util.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/webrtc/modules/video_coding/main/source/media_opt_util.cc b/webrtc/modules/video_coding/main/source/media_opt_util.cc
index a105827288..7d36489469 100644
--- a/webrtc/modules/video_coding/main/source/media_opt_util.cc
+++ b/webrtc/modules/video_coding/main/source/media_opt_util.cc
@@ -309,8 +309,10 @@ VCMFecMethod::AvgRecoveryFEC(const VCMProtectionParameters* parameters) const
     const float protectionFactor = static_cast<float>(_protectionFactorD) /
                                                       255.0;
 
+    // Round down for estimated #FEC packets/frame, to keep
+    // |fecPacketsPerFrame| <= |sourcePacketsPerFrame|.
     WebRtc_UWord8 fecPacketsPerFrame = static_cast<WebRtc_UWord8>
-                                      (0.5 + protectionFactor * avgTotPackets);
+                                      (protectionFactor * avgTotPackets);
 
     WebRtc_UWord8 sourcePacketsPerFrame = avgTotPackets - fecPacketsPerFrame;