shithub: openh264

Download patch

ref: 2ef9613e55cbad9b20ed1387ddc59776b1f1630e
parent: c96c8b05a8c2b85dedb015f2ca62f7745711f7dd
author: Karina <ruil2@cisco.com>
date: Tue May 24 09:25:05 EDT 2016 

avoid overflow


--- a/codec/encoder/core/src/ratectl.cpp
+++ b/codec/encoder/core/src/ratectl.cpp
@@ -982,7 +982,7 @@
     pTOverRc->iLinearCmplx = ((int64_t)pWelsSvcRc->iFrameDqBits) * iQStep;
   } else {
     pTOverRc->iLinearCmplx = WELS_DIV_ROUND64 ((LINEAR_MODEL_DECAY_FACTOR * (int64_t)pTOverRc->iLinearCmplx
-                             + (INT_MULTIPLY - LINEAR_MODEL_DECAY_FACTOR) * (int64_t) (pWelsSvcRc->iFrameDqBits * iQStep)),
+                             + (INT_MULTIPLY - LINEAR_MODEL_DECAY_FACTOR) *((int64_t)pWelsSvcRc->iFrameDqBits * iQStep)),
                              INT_MULTIPLY);
   }
   int32_t iAlpha = WELS_DIV_ROUND (INT_MULTIPLY, (1 + pTOverRc->iPFrameNum));