[x265] [PATCH 3 of 4] force type convert since multiplication result up to 34-bits

[Min Chen]

# HG changeset patch
# User Min Chen <chenm003 at 163.com>
# Date 1430137910 -28800
# Node ID 0232a96d7fb2c07bac98910d5ce9bc207652779d
# Parent  c16efc78718f6fe7210e98393f55ad2e7de871c8
force type convert since multiplication result up to 34-bits
---
 source/common/quant.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff -r c16efc78718f -r 0232a96d7fb2 source/common/quant.cpp
--- a/source/common/quant.cpp	Mon Apr 27 20:31:46 2015 +0800
+++ b/source/common/quant.cpp	Mon Apr 27 20:31:50 2015 +0800
@@ -534,7 +534,7 @@
 
     uint32_t trSize = 1 << log2TrSize;
     int64_t lambda2 = m_qpParam[ttype].lambda2;
-    int64_t psyScale = (m_psyRdoqScale * m_qpParam[ttype].lambda);
+    const int64_t psyScale = ((int64_t)m_psyRdoqScale * m_qpParam[ttype].lambda);
 
     /* unquant constants for measuring distortion. Scaling list quant coefficients have a (1 << 4)
      * scale applied that must be removed during unquant. Note that in real dequant there is clipping