[x265] [PATCH 1 of 4] TEncSearch: remove unused functions

[deepthidevaki at multicorewareinc.com]

# HG changeset patch
# User Deepthi Devaki <deepthidevaki at multicorewareinc.com>
# Date 1386677332 -19800
# Node ID f11e7d199db42a2deb7a87fb8a9a4f409b88c331
# Parent  ef26367cd10c278875fff8683b91800bc3030ef9
TEncSearch: remove unused functions

diff -r ef26367cd10c -r f11e7d199db4 source/Lib/TLibEncoder/TEncSearch.cpp
--- a/source/Lib/TLibEncoder/TEncSearch.cpp	Tue Dec 10 12:01:51 2013 +0530
+++ b/source/Lib/TLibEncoder/TEncSearch.cpp	Tue Dec 10 17:38:52 2013 +0530
@@ -2911,122 +2911,6 @@
     cu->setQPSubParts(qpBest, 0, cu->getDepth(0));
 }
 
-void TEncSearch::estimateRDInterCU(TComDataCU* cu, TComYuv* fencYuv, TComYuv* predYuv, TShortYUV* outResiYuv,
-                                   TShortYUV* outBestResiYuv, TComYuv* outReconYuv, bool /*bSkipRes*/, bool curUseRDOQ)
-{
-    uint32_t width  = cu->getWidth(0);
-    uint32_t height = cu->getHeight(0);
-
-    outResiYuv->subtract(fencYuv, predYuv, 0, width);
-
-    uint32_t zerobits = estimateZerobits(cu);
-    uint32_t zerodistortion = estimateZeroDist(cu, fencYuv, predYuv);
-    uint64_t zerocost = m_rdCost->calcRdCost(zerodistortion, zerobits);
-
-    uint32_t distortion = 0;
-    uint32_t bits = 0;
-    estimateBitsDist(cu, outResiYuv, bits, distortion, curUseRDOQ);
-    uint64_t cost = m_rdCost->calcRdCost(distortion, bits);
-
-    if (cu->isLosslessCoded(0))
-    {
-        zerocost = cost + 1;
-    }
-
-    if (zerocost < cost)
-    {
-        const uint32_t qpartnum = cu->getPic()->getNumPartInCU() >> (cu->getDepth(0) << 1);
-        ::memset(cu->getCbf(TEXT_LUMA), 0, qpartnum * sizeof(UChar));
-        ::memset(cu->getCbf(TEXT_CHROMA_U), 0, qpartnum * sizeof(UChar));
-        ::memset(cu->getCbf(TEXT_CHROMA_V), 0, qpartnum * sizeof(UChar));
-        if (cu->getMergeFlag(0) && cu->getPartitionSize(0) == SIZE_2Nx2N)
-        {
-            cu->getSkipFlag()[0] = true;
-        }
-        bits = zerobits;
-        generateRecon(cu, predYuv, outBestResiYuv, outReconYuv, true);
-        distortion = zerodistortion;
-    }
-    else
-    {
-        xSetResidualQTData(cu, 0, 0, outBestResiYuv, cu->getDepth(0), true);
-        generateRecon(cu, predYuv, outBestResiYuv, outReconYuv, false);
-
-        int part = partitionFromSizes(width, height);
-        distortion = primitives.sse_pp[part](fencYuv->getLumaAddr(), fencYuv->getStride(), outReconYuv->getLumaAddr(), outReconYuv->getStride());
-        part = partitionFromSizes(width >> 1, height >> 1);
-        distortion += m_rdCost->scaleChromaDistCb(primitives.sse_pp[part](fencYuv->getCbAddr(), fencYuv->getCStride(), outReconYuv->getCbAddr(), outReconYuv->getCStride()));
-        distortion += m_rdCost->scaleChromaDistCr(primitives.sse_pp[part](fencYuv->getCrAddr(), fencYuv->getCStride(), outReconYuv->getCrAddr(), outReconYuv->getCStride()));
-    }
-
-    cu->m_totalBits       = bits;
-    cu->m_totalDistortion = distortion;
-    cu->m_totalCost       = m_rdCost->calcRdCost(distortion, bits);
-}
-
-uint32_t TEncSearch::estimateZerobits(TComDataCU* cu)
-{
-    uint32_t zeroResiBits = 0;
-
-    const uint32_t qpartnum = cu->getPic()->getNumPartInCU() >> (cu->getDepth(0) << 1);
-
-    ::memset(cu->getCbf(TEXT_LUMA), 0, qpartnum * sizeof(UChar));
-    ::memset(cu->getCbf(TEXT_CHROMA_U), 0, qpartnum * sizeof(UChar));
-    ::memset(cu->getCbf(TEXT_CHROMA_V), 0, qpartnum * sizeof(UChar));
-
-    m_rdGoOnSbacCoder->load(m_rdSbacCoders[cu->getDepth(0)][CI_CURR_BEST]);
-    zeroResiBits = xSymbolBitsInter(cu);
-    // Reset skipflags to false which would have set to true by xSymbolBitsInter if merge-skip
-    cu->setSkipFlagSubParts(false, 0, cu->getDepth(0));
-    return zeroResiBits;
-}
-
-uint32_t TEncSearch::estimateZeroDist(TComDataCU* cu, TComYuv* fencYuv, TComYuv* predYuv)
-{
-    uint32_t distortion = 0;
-
-    uint32_t width  = cu->getWidth(0);
-    uint32_t height = cu->getHeight(0);
-
-    int part = partitionFromSizes(width, height);
-
-    distortion = primitives.sse_pp[part](fencYuv->getLumaAddr(), fencYuv->getStride(), predYuv->getLumaAddr(), predYuv->getStride());
-    part = partitionFromSizes(width >> 1, height >> 1);
-    distortion += m_rdCost->scaleChromaDistCb(primitives.sse_pp[part](fencYuv->getCbAddr(), fencYuv->getCStride(), predYuv->getCbAddr(), predYuv->getCStride()));
-    distortion += m_rdCost->scaleChromaDistCr(primitives.sse_pp[part](fencYuv->getCrAddr(), fencYuv->getCStride(), predYuv->getCrAddr(), predYuv->getCStride()));
-    return distortion;
-}
-
-void TEncSearch::generateRecon(TComDataCU* cu, TComYuv* predYuv, TShortYUV* resiYuv, TComYuv* reconYuv, bool skipRes)
-{
-    if (skipRes)
-    {
-        predYuv->copyToPartYuv(reconYuv, 0);
-        return;
-    }
-    else
-    {
-        uint32_t width  = cu->getWidth(0);
-        xSetResidualQTData(cu, 0, 0, resiYuv, cu->getDepth(0), true);
-        reconYuv->addClip(predYuv, resiYuv, 0, width);
-    }
-}
-
-void TEncSearch::estimateBitsDist(TComDataCU* cu, TShortYUV* resiYuv, uint32_t& bits, uint32_t& distortion, bool curUseRDOQ)
-{
-    bits = 0;
-    distortion = 0;
-    uint64_t cost = 0;
-    uint32_t zeroDistortion = 0;
-    m_rdGoOnSbacCoder->load(m_rdSbacCoders[cu->getDepth(0)][CI_CURR_BEST]);
-    xEstimateResidualQT(cu, 0, 0, resiYuv, cu->getDepth(0), cost, bits, distortion, &zeroDistortion, curUseRDOQ);
-
-    xSetResidualQTData(cu, 0, 0, NULL, cu->getDepth(0), false);
-    m_rdGoOnSbacCoder->load(m_rdSbacCoders[cu->getDepth(0)][CI_CURR_BEST]);
-    bits = xSymbolBitsInter(cu);
-    m_rdGoOnSbacCoder->store(m_rdSbacCoders[cu->getDepth(0)][CI_TEMP_BEST]);
-}
-
 #if _MSC_VER
 #pragma warning(disable: 4701) // potentially uninitialized local variable
 #endif
diff -r ef26367cd10c -r f11e7d199db4 source/Lib/TLibEncoder/TEncSearch.h
--- a/source/Lib/TLibEncoder/TEncSearch.h	Tue Dec 10 12:01:51 2013 +0530
+++ b/source/Lib/TLibEncoder/TEncSearch.h	Tue Dec 10 17:38:52 2013 +0530
@@ -153,17 +153,6 @@
     void encodeResAndCalcRdInterCU(TComDataCU* cu, TComYuv* fencYuv, TComYuv* predYuv, TShortYUV* resiYuv, TShortYUV* bestResiYuv,
                                    TComYuv* reconYuv, bool bSkipRes, bool curUseRDOQ = true);
 
-    void estimateRDInterCU(TComDataCU* cu, TComYuv* fencYuv, TComYuv* predYuv, TShortYUV* resiYuv, TShortYUV* bestResiYuv,
-                           TComYuv* reconYuv, bool bSkipRes, bool curUseRDOQ = true);
-
-    uint32_t estimateZerobits(TComDataCU* cu);
-
-    uint32_t estimateZeroDist(TComDataCU* cu, TComYuv* fencYuv, TComYuv* predYuv);
-
-    void generateRecon(TComDataCU* cu, TComYuv* predYuv, TShortYUV* resiYuv, TComYuv* reconYuv, bool skipRes);
-
-    void estimateBitsDist(TComDataCU* cu, TShortYUV* resiYuv, uint32_t& bits, uint32_t& distortion, bool curUseRDOQ);
-
     /// set ME search range
     void setAdaptiveSearchRange(int dir, int refIdx, int merange) { m_adaptiveRange[dir][refIdx] = merange; }