[x265] [slice] fix calculate on slice address bits

[chen]

From df3f1ed60baa2b5baab0fe9f98f6f2d0f4a6265d Mon Sep 17 00:00:00 2001
From: Min Chen <min.chen at multicorewareinc.com>
Date: Tue, 4 Oct 2016 13:43:40 -0500
Subject: [PATCH] [slice] fix calculate on slice address bits


---
 source/encoder/frameencoder.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)


diff --git a/source/encoder/frameencoder.cpp b/source/encoder/frameencoder.cpp
index 6966747..ef3edfb 100644
--- a/source/encoder/frameencoder.cpp
+++ b/source/encoder/frameencoder.cpp
@@ -152,7 +152,7 @@ bool FrameEncoder::init(Encoder *top, int numRows, int numCols)
     // 7.4.7.1 - Ceil( Log2( PicSizeInCtbsY ) ) bits
     {
         unsigned long tmp;
-        CLZ(tmp, (numRows * numCols));
+        CLZ(tmp, (numRows * numCols - 1));
         m_sliceAddrBits = (uint16_t)(tmp + 1);
     }
 
-- 
1.7.9.msysgit.0

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