[x265] [PATCH] Modify TEncSearch structure to support multiple color space formats

ashok at multicorewareinc.com ashok at multicorewareinc.com
Tue Jan 7 12:16:58 CET 2014


# HG changeset patch
# User ashok at multicorewareinc.com
# Date 1389093279 -19800
#      Tue Jan 07 16:44:39 2014 +0530
# Node ID f7d21da102acf8d88be3f6ea6b6db5dc12134cdb
# Parent  4811da38078cd02434f7da1dcc1b0af4dcf5adb8
Modify TEncSearch structure to support multiple color space formats

diff -r 4811da38078c -r f7d21da102ac source/Lib/TLibCommon/CommonDef.h
--- a/source/Lib/TLibCommon/CommonDef.h	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/Lib/TLibCommon/CommonDef.h	Tue Jan 07 16:44:39 2014 +0530
@@ -88,6 +88,9 @@
 #define MLS_GRP_NUM                 64 ///< G644 : Max number of coefficient groups, max(16, 64)
 #define MLS_CG_SIZE                 4 ///< G644 : Coefficient group size of 4x4
 
+#define MLS_CG_LOG2_WIDTH           2
+#define MLS_CG_LOG2_HEIGHT          2
+
 #define ARL_C_PRECISION             7 ///< G382: 7-bit arithmetic precision
 #define LEVEL_RANGE                 30 ///< G382: max coefficient level in statistics collection
 
diff -r 4811da38078c -r f7d21da102ac source/Lib/TLibEncoder/TEncSearch.cpp
--- a/source/Lib/TLibEncoder/TEncSearch.cpp	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/Lib/TLibEncoder/TEncSearch.cpp	Tue Jan 07 16:44:39 2014 +0530
@@ -229,7 +229,7 @@
 
     if (bChroma)
     {
-        if (trSizeLog2 > 2)
+        if ((trSizeLog2 > 2) && !(cu->getChromaFormat() == CHROMA_444))
         {
             if (trDepth == 0 || cu->getCbf(absPartIdx, TEXT_CHROMA_U, trDepth - 1))
                 m_entropyCoder->encodeQtCbf(cu, absPartIdx, TEXT_CHROMA_U, trDepth);
@@ -275,7 +275,7 @@
         return;
     }
 
-    if (ttype != TEXT_LUMA && trSizeLog2 == 2)
+    if ( (ttype != TEXT_LUMA) && (trSizeLog2 == 2) && !(cu->getChromaFormat() == CHROMA_444))
     {
         assert(trDepth > 0);
         trDepth--;
@@ -288,9 +288,11 @@
     }
 
     //===== coefficients =====
-    uint32_t width = cu->getWidth(0) >> (trDepth + chroma);
-    uint32_t height = cu->getHeight(0) >> (trDepth + chroma);
-    uint32_t coeffOffset = (cu->getPic()->getMinCUWidth() * cu->getPic()->getMinCUHeight() * absPartIdx) >> (chroma << 1);
+    int cspx = chroma ? m_hChromaShift : 0;
+    int cspy = chroma ? m_vChromaShift : 0;
+    uint32_t width = cu->getWidth(0) >> (trDepth + cspx);
+    uint32_t height = cu->getHeight(0) >> (trDepth + cspy);
+    uint32_t coeffOffset = (cu->getPic()->getMinCUWidth() >> cspx) * (cu->getPic()->getMinCUHeight() >> cspy) * absPartIdx;
     uint32_t qtLayer = cu->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() - trSizeLog2;
     TCoeff* coeff = 0;
     switch (ttype)
@@ -363,12 +365,23 @@
             }
         }
     }
+
     if (bChroma)
     {
         // chroma prediction mode
-        if (absPartIdx == 0)
+        if ((cu->getPartitionSize(0) == SIZE_2Nx2N) || !(cu->getChromaFormat() == CHROMA_444))
         {
-            m_entropyCoder->encodeIntraDirModeChroma(cu, 0, true);
+            if (absPartIdx == 0)
+            {
+                m_entropyCoder->encodeIntraDirModeChroma(cu, absPartIdx, true);
+            }
+        }
+        else
+        {
+            uint32_t qtNumParts = cu->getTotalNumPart() >> 2;
+            assert(trDepth > 0);
+            if ((absPartIdx%qtNumParts) == 0)
+                m_entropyCoder->encodeIntraDirModeChroma(cu, absPartIdx, true);
         }
     }
 }
@@ -475,7 +488,7 @@
     int lastPos = -1;
     cu->setTrIdxSubParts(trDepth, absPartIdx, fullDepth);
 
-    m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0);
+    m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0, cu->getChromaFormat());
     m_trQuant->selectLambda(TEXT_LUMA);
 
     absSum = m_trQuant->transformNxN(cu, residual, stride, coeff, width, height, TEXT_LUMA, absPartIdx, &lastPos, useTransformSkip);
@@ -520,7 +533,7 @@
     uint32_t fullDepth   = cu->getDepth(0) + trDepth;
     uint32_t trSizeLog2  = g_convertToBit[cu->getSlice()->getSPS()->getMaxCUWidth() >> fullDepth] + 2;
 
-    if (trSizeLog2 == 2)
+    if ((trSizeLog2 == 2) && !(cu->getChromaFormat() == CHROMA_444))
     {
         assert(trDepth > 0);
         trDepth--;
@@ -534,7 +547,7 @@
 
     TextType ttype          = (chromaId > 0 ? TEXT_CHROMA_V : TEXT_CHROMA_U);
     uint32_t chromaPredMode = cu->getChromaIntraDir(absPartIdx);
-    uint32_t width          = cu->getWidth(0) >> (trDepth + m_hChromaShift);
+    uint32_t width          = cu->getWidth(0)  >> (trDepth + m_hChromaShift);
     uint32_t height         = cu->getHeight(0) >> (trDepth + m_vChromaShift);
     uint32_t stride         = fencYuv->getCStride();
     Pel*     fenc           = (chromaId > 0 ? fencYuv->getCrAddr(absPartIdx) : fencYuv->getCbAddr(absPartIdx));
@@ -543,10 +556,10 @@
     Pel*     recon          = (chromaId > 0 ? predYuv->getCrAddr(absPartIdx) : predYuv->getCbAddr(absPartIdx));
 
     uint32_t qtlayer        = cu->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() - trSizeLog2;
-    uint32_t numCoeffPerInc = (cu->getSlice()->getSPS()->getMaxCUWidth() * cu->getSlice()->getSPS()->getMaxCUHeight() >> (cu->getSlice()->getSPS()->getMaxCUDepth() << 1)) >> 2;
+    uint32_t numCoeffPerInc = (cu->getSlice()->getSPS()->getMaxCUWidth() * cu->getSlice()->getSPS()->getMaxCUHeight() >> (cu->getSlice()->getSPS()->getMaxCUDepth() << 1)) >> (m_hChromaShift + m_vChromaShift);
     TCoeff*  coeff          = (chromaId > 0 ? m_qtTempCoeffCr[qtlayer] : m_qtTempCoeffCb[qtlayer]) + numCoeffPerInc * absPartIdx;
     int16_t* reconQt        = (chromaId > 0 ? m_qtTempTComYuv[qtlayer].getCrAddr(absPartIdx) : m_qtTempTComYuv[qtlayer].getCbAddr(absPartIdx));
-    assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
+    uint32_t reconQtStride  = m_qtTempTComYuv[qtlayer].m_cwidth;
 
     uint32_t zorder           = cu->getZorderIdxInCU() + absPartIdx;
     Pel*     reconIPred       = (chromaId > 0 ? cu->getPic()->getPicYuvRec()->getCrAddr(cu->getAddr(), zorder) : cu->getPic()->getPicYuvRec()->getCbAddr(cu->getAddr(), zorder));
@@ -557,7 +570,7 @@
     //===== update chroma mode =====
     if (chromaPredMode == DM_CHROMA_IDX)
     {
-        chromaPredMode = cu->getLumaIntraDir(0);
+        chromaPredMode = cu->getLumaIntraDir(absPartIdx);
     }
 
     //===== init availability pattern =====
@@ -565,11 +578,11 @@
     {
         cu->getPattern()->initPattern(cu, trDepth, absPartIdx);
 
-        cu->getPattern()->initAdiPatternChroma(cu, absPartIdx, trDepth, m_predBuf, m_predBufStride, m_predBufHeight);
+        cu->getPattern()->initAdiPatternChroma(cu, absPartIdx, trDepth, m_predBuf, m_predBufStride, m_predBufHeight, chromaId);
         Pel* chromaPred = (chromaId > 0 ? cu->getPattern()->getAdiCrBuf(width, height, m_predBuf) : cu->getPattern()->getAdiCbBuf(width, height, m_predBuf));
 
         //===== get prediction signal =====
-        predIntraChromaAng(chromaPred, chromaPredMode, pred, stride, width);
+        predIntraChromaAng(chromaPred, chromaPredMode, pred, stride, width, height, cu->getChromaFormat());
 
         // save prediction
         if (default0Save1Load2 == 1)
@@ -612,7 +625,7 @@
         {
             curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCrQpOffset() + cu->getSlice()->getSliceQpDeltaCr();
         }
-        m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+        m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
         m_trQuant->selectLambda(TEXT_CHROMA);
 
@@ -639,7 +652,7 @@
     //===== reconstruction =====
     assert(((uint32_t)(size_t)residual & (width - 1)) == 0);
     assert(width <= 32);
-    primitives.calcrecon[size](pred, residual, recon, reconQt, reconIPred, stride, MAX_CU_SIZE / 2, reconIPredStride);
+    primitives.calcrecon[size](pred, residual, recon, reconQt, reconIPred, stride, reconQtStride, reconIPredStride);
 
     //===== update distortion =====
     uint32_t dist = primitives.sse_pp[part](fenc, stride, recon, stride);
@@ -702,11 +715,11 @@
     uint32_t singleCbfY  = 0;
     uint32_t singleCbfU  = 0;
     uint32_t singleCbfV  = 0;
-    bool   checkTransformSkip  = cu->getSlice()->getPPS()->getUseTransformSkip();
+    bool     checkTransformSkip  = cu->getSlice()->getPPS()->getUseTransformSkip();
     uint32_t widthTransformSkip  = cu->getWidth(0) >> trDepth;
     uint32_t heightTransformSkip = cu->getHeight(0) >> trDepth;
-    int    bestModeId    = 0;
-    int    bestModeIdUV[2] = { 0, 0 };
+    int      bestModeId          = 0;
+    int      bestModeIdUV[2]     = { 0, 0 };
 
     checkTransformSkip &= (widthTransformSkip == 4 && heightTransformSkip == 4);
     checkTransformSkip &= (!cu->getCUTransquantBypass(0));
@@ -729,8 +742,8 @@
             uint32_t singleCbfUTmp      = 0;
             uint32_t singleCbfVTmp      = 0;
             uint64_t singleCostTmp      = 0;
-            int    default0Save1Load2 = 0;
-            int    firstCheckId       = 0;
+            int      default0Save1Load2 = 0;
+            int      firstCheckId       = 0;
 
             uint32_t qpdiv = cu->getPic()->getNumPartInCU() >> ((cu->getDepth(0) + (trDepth - 1)) << 1);
             bool   bFirstQ = ((absPartIdx % qpdiv) == 0);
@@ -964,17 +977,17 @@
 
         if (!bLumaOnly)
         {
-            width >>= 1;
-            height >>= 1;
+            width  >>= m_hChromaShift;
+            height >>= m_vChromaShift;
             src       = m_qtTempTComYuv[qtLayer].getCbAddr(absPartIdx);
-            assert(m_qtTempTComYuv[qtLayer].m_cwidth == MAX_CU_SIZE / 2);
+            uint32_t srcstride = m_qtTempTComYuv[qtLayer].m_cwidth;
             dst       = cu->getPic()->getPicYuvRec()->getCbAddr(cu->getAddr(), zorder);
             dststride = cu->getPic()->getPicYuvRec()->getCStride();
-            primitives.blockcpy_ps(width, height, dst, dststride, src, MAX_CU_SIZE / 2);
+            primitives.blockcpy_ps(width, height, dst, dststride, src, srcstride);
 
             src = m_qtTempTComYuv[qtLayer].getCrAddr(absPartIdx);
             dst = cu->getPic()->getPicYuvRec()->getCrAddr(cu->getAddr(), zorder);
-            primitives.blockcpy_ps(width, height, dst, dststride, src, MAX_CU_SIZE / 2);
+            primitives.blockcpy_ps(width, height, dst, dststride, src, srcstride);
         }
     }
 
@@ -1049,7 +1062,7 @@
         int lastPos = -1;
         cu->setTrIdxSubParts(trDepth, absPartIdx, fullDepth);
 
-        m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0);
+        m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0, cu->getChromaFormat());
         m_trQuant->selectLambda(TEXT_LUMA);
         absSum = m_trQuant->transformNxN(cu, residual, stride, coeff, width, height, TEXT_LUMA, absPartIdx, &lastPos, useTransformSkip);
 
@@ -1081,7 +1094,6 @@
     if (bCheckSplit && !bCheckFull)
     {
         //----- code splitted block -----
-
         uint32_t qPartsDiv     = cu->getPic()->getNumPartInCU() >> ((fullDepth + 1) << 1);
         uint32_t absPartIdxSub = absPartIdx;
         uint32_t splitCbfY = 0;
@@ -1267,12 +1279,12 @@
         reconIPred = cu->getPic()->getPicYuvRec()->getCbAddr(cu->getAddr(), zOrder);
         reconIPredStride = cu->getPic()->getPicYuvRec()->getCStride();
         reconQt = m_qtTempTComYuv[qtlayer].getCbAddr(absPartIdx);
-        assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
-        primitives.blockcpy_ps(width, height, reconIPred, reconIPredStride, reconQt, MAX_CU_SIZE / 2);
+        uint32_t reconQtStride = m_qtTempTComYuv[qtlayer].m_cwidth;
+        primitives.blockcpy_ps(width, height, reconIPred, reconIPredStride, reconQt, reconQtStride);
 
         reconIPred = cu->getPic()->getPicYuvRec()->getCrAddr(cu->getAddr(), zOrder);
         reconQt    = m_qtTempTComYuv[qtlayer].getCrAddr(absPartIdx);
-        primitives.blockcpy_ps(width, height, reconIPred, reconIPredStride, reconQt, MAX_CU_SIZE / 2);
+        primitives.blockcpy_ps(width, height, reconIPred, reconIPredStride, reconQt, reconQtStride);
     }
 }
 
@@ -1376,20 +1388,20 @@
         uint32_t zorder           = cu->getZorderIdxInCU() + absPartIdx;
         uint32_t width            = cu->getWidth(0) >> (trDepth + 1);
         uint32_t height           = cu->getHeight(0) >> (trDepth + 1);
-        assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
+        uint32_t reconQtStride    = m_qtTempTComYuv[qtlayer].m_cwidth;
         uint32_t reconIPredStride = cu->getPic()->getPicYuvRec()->getCStride();
 
         if (stateU0V1Both2 == 0 || stateU0V1Both2 == 2)
         {
             Pel* reconIPred = cu->getPic()->getPicYuvRec()->getCbAddr(cu->getAddr(), zorder);
             int16_t* reconQt  = m_qtTempTComYuv[qtlayer].getCbAddr(absPartIdx);
-            primitives.blockcpy_ps(width, height, reconIPred, reconIPredStride, reconQt, MAX_CU_SIZE / 2);
+            primitives.blockcpy_ps(width, height, reconIPred, reconIPredStride, reconQt, reconQtStride);
         }
         if (stateU0V1Both2 == 1 || stateU0V1Both2 == 2)
         {
             Pel* reconIPred = cu->getPic()->getPicYuvRec()->getCrAddr(cu->getAddr(), zorder);
             int16_t* reconQt  = m_qtTempTComYuv[qtlayer].getCrAddr(absPartIdx);
-            primitives.blockcpy_ps(width, height, reconIPred, reconIPredStride, reconQt, MAX_CU_SIZE / 2);
+            primitives.blockcpy_ps(width, height, reconIPred, reconIPredStride, reconQt, reconQtStride);
         }
     }
 }
@@ -1411,7 +1423,7 @@
         uint32_t trSizeLog2 = g_convertToBit[cu->getSlice()->getSPS()->getMaxCUWidth() >> fullDepth] + 2;
 
         uint32_t actualTrDepth = trDepth;
-        if (trSizeLog2 == 2)
+        if ((trSizeLog2 == 2) && !(cu->getChromaFormat() == CHROMA_444))
         {
             assert(trDepth > 0);
             actualTrDepth--;
@@ -1557,7 +1569,7 @@
         uint32_t qtlayer    = cu->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() - trSizeLog2;
 
         bool bChromaSame  = false;
-        if (trSizeLog2 == 2)
+        if ((trSizeLog2 == 2) && !(cu->getChromaFormat() == CHROMA_444))
         {
             assert(trDepth > 0);
             uint32_t qpdiv = cu->getPic()->getNumPartInCU() >> ((cu->getDepth(0) + trDepth - 1) << 1);
@@ -1572,9 +1584,11 @@
         uint32_t numCoeffC = (cu->getSlice()->getSPS()->getMaxCUWidth() * cu->getSlice()->getSPS()->getMaxCUHeight()) >> (fullDepth << 1);
         if (!bChromaSame)
         {
-            numCoeffC >>= 2;
+            numCoeffC = ((cu->getSlice()->getSPS()->getMaxCUWidth() >> m_hChromaShift) * (cu->getSlice()->getSPS()->getMaxCUHeight() >> m_vChromaShift)) >> (fullDepth << 1);
         }
-        uint32_t numCoeffIncC = (cu->getSlice()->getSPS()->getMaxCUWidth() * cu->getSlice()->getSPS()->getMaxCUHeight()) >> ((cu->getSlice()->getSPS()->getMaxCUDepth() << 1) + 2);
+
+        uint32_t numCoeffIncC = ((cu->getSlice()->getSPS()->getMaxCUWidth() >> m_hChromaShift) * (cu->getSlice()->getSPS()->getMaxCUHeight() >> m_vChromaShift)) >> (cu->getSlice()->getSPS()->getMaxCUDepth() << 1);
+
         TCoeff* coeffSrcU = m_qtTempCoeffCb[qtlayer] + (numCoeffIncC * absPartIdx);
         TCoeff* coeffSrcV = m_qtTempCoeffCr[qtlayer] + (numCoeffIncC * absPartIdx);
         TCoeff* coeffDstU = cu->getCoeffCb()         + (numCoeffIncC * absPartIdx);
@@ -1583,7 +1597,7 @@
         ::memcpy(coeffDstV, coeffSrcV, sizeof(TCoeff) * numCoeffC);
 
         //===== copy reconstruction =====
-        uint32_t trSizeCLog2 = (bChromaSame ? trSizeLog2 : trSizeLog2 - 1);
+        uint32_t trSizeCLog2 = (bChromaSame || (cu->getChromaFormat() == CHROMA_444))  ? trSizeLog2 : trSizeLog2 - 1;
         m_qtTempTComYuv[qtlayer].copyPartToPartChroma(reconYuv, absPartIdx, 1 << trSizeCLog2, 1 << trSizeCLog2);
     }
     else
@@ -1650,11 +1664,11 @@
             }
             //===== init availability pattern =====
             cu->getPattern()->initPattern(cu, trDepth, absPartIdx);
-            cu->getPattern()->initAdiPatternChroma(cu, absPartIdx, trDepth, m_predBuf, m_predBufStride, m_predBufHeight);
+            cu->getPattern()->initAdiPatternChroma(cu, absPartIdx, trDepth, m_predBuf, m_predBufStride, m_predBufHeight, chromaId);
             Pel* chromaPred = (chromaId > 0 ? cu->getPattern()->getAdiCrBuf(width, height, m_predBuf) : cu->getPattern()->getAdiCbBuf(width, height, m_predBuf));
 
             //===== get prediction signal =====
-            predIntraChromaAng(chromaPred, chromaPredMode, pred, stride, width);
+            predIntraChromaAng(chromaPred, chromaPredMode, pred, stride, width, height, cu->getChromaFormat());
 
             //===== get residual signal =====
             assert(!((uint32_t)(size_t)fenc & (width - 1)));
@@ -1676,7 +1690,7 @@
             {
                 curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCrQpOffset() + cu->getSlice()->getSliceQpDeltaCr();
             }
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
             m_trQuant->selectLambda(TEXT_CHROMA);
 
@@ -1741,7 +1755,8 @@
     //===== init pattern =====
     assert(width == height);
     cu->getPattern()->initPattern(cu, 0, 0);
-    cu->getPattern()->initAdiPatternChroma(cu, 0, 0, m_predBuf, m_predBufStride, m_predBufHeight);
+    cu->getPattern()->initAdiPatternChroma(cu, 0, 0, m_predBuf, m_predBufStride, m_predBufHeight, 0/*chromaId*/);
+    cu->getPattern()->initAdiPatternChroma(cu, 0, 0, m_predBuf, m_predBufStride, m_predBufHeight, 1/*chromaId*/);
     Pel* patChromaU = cu->getPattern()->getAdiCbBuf(width, height, m_predBuf);
     Pel* patChromaV = cu->getPattern()->getAdiCrBuf(width, height, m_predBuf);
 
@@ -1754,8 +1769,8 @@
     for (uint32_t mode = minMode; mode < maxMode; mode++)
     {
         //--- get prediction ---
-        predIntraChromaAng(patChromaU, mode, predU, stride, width);
-        predIntraChromaAng(patChromaV, mode, predV, stride, width);
+        predIntraChromaAng(patChromaU, mode, predU, stride, width, height, cu->getChromaFormat());
+        predIntraChromaAng(patChromaV, mode, predV, stride, width, height, cu->getChromaFormat());
 
         //--- get SAD ---
         uint32_t sad = sa8d(fencU, stride, predU, stride) + sa8d(fencV, stride, predV, stride);
@@ -2131,13 +2146,14 @@
 
     if (width > 32)
     {
-        scaleWidth = 32;
-        scaleStride = 32;
+        scaleWidth     = 32;
+        scaleStride    = 32;
         costMultiplier = 4;
     }
 
     cu->getPattern()->initPattern(cu, trDepth, absPartIdx);
-    cu->getPattern()->initAdiPatternChroma(cu, absPartIdx, trDepth, m_predBuf, m_predBufStride, m_predBufHeight);
+    cu->getPattern()->initAdiPatternChroma(cu, absPartIdx, trDepth, m_predBuf, m_predBufStride, m_predBufHeight, 0);
+    cu->getPattern()->initAdiPatternChroma(cu, absPartIdx, trDepth, m_predBuf, m_predBufStride, m_predBufHeight, 1);
 
     cu->getAllowedChromaDir(0, modeList);
     //----- check chroma modes -----
@@ -2156,7 +2172,7 @@
             Pel* chromaPred = (chromaId > 0 ? cu->getPattern()->getAdiCrBuf(width, height, m_predBuf) : cu->getPattern()->getAdiCbBuf(width, height, m_predBuf));
 
             //===== get prediction signal =====
-            predIntraChromaAng(chromaPred, chromaPredMode, pred, stride, width);
+            predIntraChromaAng(chromaPred, chromaPredMode, pred, stride, width, height, cu->getChromaFormat());
             int log2SizeMinus2 = g_convertToBit[scaleWidth];
             pixelcmp_t sa8d = primitives.sa8d[log2SizeMinus2];
             sad = costMultiplier * sa8d(fenc, scaleStride, pred, scaleStride);
@@ -2174,6 +2190,27 @@
     cu->setChromIntraDirSubParts(bestMode, 0, depth);
 }
 
+bool TEncSearch::isNextSection()
+{
+    if (m_splitMode == DONT_SPLIT)
+    {
+        m_section++;
+        return false;
+    }
+    else
+    {
+        m_absPartIdxTURelCU += m_absPartIdxStep;
+
+        m_section++;
+        return m_section< (1 << m_splitMode);
+    }
+}
+
+bool TEncSearch::isLastSection()
+{
+    return (m_section+1) >= (1<<m_splitMode);
+}
+
 void TEncSearch::estIntraPredChromaQT(TComDataCU* cu,
                                       TComYuv*    fencYuv,
                                       TComYuv*    predYuv,
@@ -2181,60 +2218,109 @@
                                       TComYuv*    reconYuv,
                                       uint32_t    preCalcDistC)
 {
-    uint32_t depth     = cu->getDepth(0);
-    uint32_t bestMode  = 0;
-    uint32_t bestDist  = 0;
-    uint64_t bestCost  = MAX_INT64;
-
-    //----- init mode list -----
-    uint32_t minMode = 0;
-    uint32_t maxMode = NUM_CHROMA_MODE;
-    uint32_t modeList[NUM_CHROMA_MODE];
-
-    cu->getAllowedChromaDir(0, modeList);
-
-    //----- check chroma modes -----
-    for (uint32_t mode = minMode; mode < maxMode; mode++)
+    uint32_t depth              = cu->getDepth(0);
+    uint32_t initTrDepth        = (cu->getPartitionSize(0) != SIZE_2Nx2N) && (cu->getChromaFormat() == CHROMA_444 ? 1 : 0);
+    m_splitMode                 = (initTrDepth == 0) ? DONT_SPLIT : QUAD_SPLIT;
+    m_absPartIdxStep            = (cu->getPic()->getNumPartInCU() >> (depth << 1)) >> partIdxStepShift[m_splitMode];
+    m_partOffset                = 0;
+    m_section                   = 0;
+    m_absPartIdxTURelCU         = 0;
+
+    do
     {
-        //----- restore context models -----
-        m_rdGoOnSbacCoder->load(m_rdSbacCoders[depth][CI_CURR_BEST]);
-
-        //----- chroma coding -----
-        uint32_t dist = 0;
-        cu->setChromIntraDirSubParts(modeList[mode], 0, depth);
-        xRecurIntraChromaCodingQT(cu, 0, 0, fencYuv, predYuv, resiYuv, dist);
-        if (cu->getSlice()->getPPS()->getUseTransformSkip())
+        uint32_t bestMode           = 0;
+        uint32_t bestDist           = 0;
+        uint64_t bestCost           = MAX_INT64;
+
+        //----- init mode list -----
+        uint32_t minMode = 0;
+        uint32_t maxMode = NUM_CHROMA_MODE;
+        uint32_t modeList[NUM_CHROMA_MODE];
+
+        m_partOffset = m_absPartIdxTURelCU;
+
+        cu->getAllowedChromaDir(m_partOffset, modeList);
+
+        //----- check chroma modes -----
+        for (uint32_t mode = minMode; mode < maxMode; mode++)
         {
+            //----- restore context models -----
             m_rdGoOnSbacCoder->load(m_rdSbacCoders[depth][CI_CURR_BEST]);
+
+            //----- chroma coding -----
+            uint32_t dist = 0;
+
+            cu->setChromIntraDirSubParts(modeList[mode], m_partOffset, depth + initTrDepth);
+
+            xRecurIntraChromaCodingQT(cu, initTrDepth, m_absPartIdxTURelCU, fencYuv, predYuv, resiYuv, dist);
+
+            if (cu->getSlice()->getPPS()->getUseTransformSkip())
+            {
+                m_rdGoOnSbacCoder->load(m_rdSbacCoders[depth][CI_CURR_BEST]);
+            }
+
+            uint32_t bits = xGetIntraBitsQT(cu, initTrDepth, m_absPartIdxTURelCU, false, true);
+            uint64_t cost = m_rdCost->calcRdCost(dist, bits);
+
+            //----- compare -----
+            if (cost < bestCost)
+            {
+                bestCost = cost;
+                bestDist = dist;
+                bestMode = modeList[mode];
+                xSetIntraResultChromaQT(cu, initTrDepth, m_absPartIdxTURelCU, reconYuv);
+                ::memcpy(m_qtTempCbf[1], cu->getCbf(TEXT_CHROMA_U) + m_partOffset, m_absPartIdxStep * sizeof(UChar));
+                ::memcpy(m_qtTempCbf[2], cu->getCbf(TEXT_CHROMA_V) + m_partOffset, m_absPartIdxStep * sizeof(UChar));
+                ::memcpy(m_qtTempTransformSkipFlag[1], cu->getTransformSkip(TEXT_CHROMA_U) + m_partOffset, m_absPartIdxStep * sizeof(UChar));
+                ::memcpy(m_qtTempTransformSkipFlag[2], cu->getTransformSkip(TEXT_CHROMA_V) + m_partOffset, m_absPartIdxStep * sizeof(UChar));
+            }
         }
 
-        uint32_t bits = xGetIntraBitsQT(cu, 0, 0, false, true);
-        uint64_t cost = m_rdCost->calcRdCost(dist, bits);
-
-        //----- compare -----
-        if (cost < bestCost)
+        if (!isLastSection())
         {
-            bestCost = cost;
-            bestDist = dist;
-            bestMode = modeList[mode];
-            uint32_t qpn = cu->getPic()->getNumPartInCU() >> (depth << 1);
-            xSetIntraResultChromaQT(cu, 0, 0, reconYuv);
-            ::memcpy(m_qtTempCbf[1], cu->getCbf(TEXT_CHROMA_U), qpn * sizeof(UChar));
-            ::memcpy(m_qtTempCbf[2], cu->getCbf(TEXT_CHROMA_V), qpn * sizeof(UChar));
-            ::memcpy(m_qtTempTransformSkipFlag[1], cu->getTransformSkip(TEXT_CHROMA_U), qpn * sizeof(UChar));
-            ::memcpy(m_qtTempTransformSkipFlag[2], cu->getTransformSkip(TEXT_CHROMA_V), qpn * sizeof(UChar));
+            uint32_t compWidth   = (cu->getWidth(0) >> m_hChromaShift)  >> initTrDepth;
+            uint32_t compHeight  = (cu->getHeight(0) >> m_vChromaShift) >> initTrDepth;
+            uint32_t zorder      = cu->getZorderIdxInCU() + m_partOffset;
+            Pel*     dst         = cu->getPic()->getPicYuvRec()->getCbAddr(cu->getAddr(), zorder);
+            uint32_t dststride   = cu->getPic()->getPicYuvRec()->getCStride();
+            Pel*     src         = reconYuv->getCbAddr(m_partOffset);
+            uint32_t srcstride   = reconYuv->getCStride();
+
+            primitives.blockcpy_pp(compWidth, compHeight, dst, dststride, src, srcstride);
+
+            dst                 = cu->getPic()->getPicYuvRec()->getCrAddr(cu->getAddr(), zorder);
+            src                 = reconYuv->getCrAddr(m_partOffset);
+            primitives.blockcpy_pp(compWidth, compHeight, dst, dststride, src, srcstride);
+        }
+
+        //----- set data -----
+        ::memcpy(cu->getCbf(TEXT_CHROMA_U) + m_partOffset, m_qtTempCbf[1], m_absPartIdxStep * sizeof(UChar));
+        ::memcpy(cu->getCbf(TEXT_CHROMA_V) + m_partOffset, m_qtTempCbf[2], m_absPartIdxStep * sizeof(UChar));
+        ::memcpy(cu->getTransformSkip(TEXT_CHROMA_U) + m_partOffset, m_qtTempTransformSkipFlag[1], m_absPartIdxStep * sizeof(UChar));
+        ::memcpy(cu->getTransformSkip(TEXT_CHROMA_V) + m_partOffset, m_qtTempTransformSkipFlag[2], m_absPartIdxStep * sizeof(UChar));
+        cu->setChromIntraDirSubParts(bestMode, m_partOffset, depth + initTrDepth);
+        cu->m_totalDistortion += bestDist - preCalcDistC;
+
+    } while(isNextSection());
+
+    //----- restore context models -----
+    if (initTrDepth != 0)
+    {   // set Cbf for all blocks
+        uint32_t uiCombCbfU = 0;
+        uint32_t uiCombCbfV = 0;
+        uint32_t uiPartIdx  = 0;
+        for (uint32_t uiPart = 0; uiPart < 4; uiPart++, uiPartIdx += m_absPartIdxStep)
+        {
+            uiCombCbfU |= cu->getCbf(uiPartIdx, TEXT_CHROMA_U, 1);
+            uiCombCbfV |= cu->getCbf(uiPartIdx, TEXT_CHROMA_V, 1);
+        }
+        for (uint32_t uiOffs = 0; uiOffs < 4 * m_absPartIdxStep; uiOffs++)
+        {
+            cu->getCbf( TEXT_CHROMA_U )[ uiOffs ] |= uiCombCbfU;
+            cu->getCbf( TEXT_CHROMA_V )[ uiOffs ] |= uiCombCbfV;
         }
     }
 
-    //----- set data -----
-    uint32_t qpn = cu->getPic()->getNumPartInCU() >> (depth << 1);
-    ::memcpy(cu->getCbf(TEXT_CHROMA_U), m_qtTempCbf[1], qpn * sizeof(UChar));
-    ::memcpy(cu->getCbf(TEXT_CHROMA_V), m_qtTempCbf[2], qpn * sizeof(UChar));
-    ::memcpy(cu->getTransformSkip(TEXT_CHROMA_U), m_qtTempTransformSkipFlag[1], qpn * sizeof(UChar));
-    ::memcpy(cu->getTransformSkip(TEXT_CHROMA_V), m_qtTempTransformSkipFlag[2], qpn * sizeof(UChar));
-    cu->setChromIntraDirSubParts(bestMode, 0, depth);
-    cu->m_totalDistortion += bestDist - preCalcDistC;
-
     //----- restore context models -----
     m_rdGoOnSbacCoder->load(m_rdSbacCoders[depth][CI_CURR_BEST]);
 }
@@ -3085,10 +3171,11 @@
         outResiYuv->clear();
 
         predYuv->copyToPartYuv(outReconYuv, 0);
-
+        //Luma
         int part = partitionFromSizes(width, height);
         distortion = primitives.sse_pp[part](fencYuv->getLumaAddr(), fencYuv->getStride(), outReconYuv->getLumaAddr(), outReconYuv->getStride());
-        part = partitionFromSizes(width >> 1, height >> 1);
+        //Chroma
+        part = partitionFromSizes(width >> m_hChromaShift, height >> m_vChromaShift);
         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()));
 
@@ -3208,7 +3295,7 @@
     // update with clipped distortion and cost (qp estimation loop uses unclipped values)
     int part = partitionFromSizes(width, height);
     bdist = primitives.sse_pp[part](fencYuv->getLumaAddr(), fencYuv->getStride(), outReconYuv->getLumaAddr(), outReconYuv->getStride());
-    part = partitionFromSizes(width >> 1, height >> 1);
+    part = partitionFromSizes(width >> cu->getHorzChromaShift(), height >> cu->getVertChromaShift());
     bdist += m_rdCost->scaleChromaDistCb(primitives.sse_pp[part](fencYuv->getCbAddr(), fencYuv->getCStride(), outReconYuv->getCbAddr(), outReconYuv->getCStride()));
     bdist += m_rdCost->scaleChromaDistCr(primitives.sse_pp[part](fencYuv->getCrAddr(), fencYuv->getCStride(), outReconYuv->getCrAddr(), outReconYuv->getCStride()));
     bcost = m_rdCost->calcRdCost(bdist, bestBits);
@@ -3311,7 +3398,7 @@
             cu->setTransformSkipSubParts(0, TEXT_CHROMA_V, absPartIdx, cu->getDepth(0) + trModeC);
         }
 
-        m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0);
+        m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0, cu->getChromaFormat());
         m_trQuant->selectLambda(TEXT_LUMA);
 
         absSumY = m_trQuant->transformNxN(cu, resiYuv->getLumaAddr(absTUPartIdx), resiYuv->m_width, coeffCurY,
@@ -3322,7 +3409,7 @@
         if (bCodeChroma)
         {
             int curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCbQpOffset() + cu->getSlice()->getSliceQpDeltaCb();
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
             m_trQuant->selectLambda(TEXT_CHROMA);
 
@@ -3330,7 +3417,7 @@
                                               trWidthC, trHeightC, TEXT_CHROMA_U, absPartIdx, &lastPosU, false, curuseRDOQ);
 
             curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCrQpOffset() + cu->getSlice()->getSliceQpDeltaCr();
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
             absSumV = m_trQuant->transformNxN(cu, resiYuv->getCrAddr(absTUPartIdxC), resiYuv->m_cwidth, coeffCurV,
                                               trWidthC, trHeightC, TEXT_CHROMA_V, absPartIdx, &lastPosV, false, curuseRDOQ);
 
@@ -3342,7 +3429,7 @@
         {
             int16_t *curResiY = resiYuv->getLumaAddr(absTUPartIdx);
 
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0, cu->getChromaFormat());
 
             int scalingListType = 3 + g_eTTable[(int)TEXT_LUMA];
             assert(scalingListType < 6);
@@ -3362,7 +3449,7 @@
                 int16_t *pcResiCurrU = resiYuv->getCbAddr(absTUPartIdxC);
 
                 int curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCbQpOffset() + cu->getSlice()->getSliceQpDeltaCb();
-                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
                 int scalingListType = 3 + g_eTTable[(int)TEXT_CHROMA_U];
                 assert(scalingListType < 6);
@@ -3378,7 +3465,7 @@
             {
                 int16_t *curResiV = resiYuv->getCrAddr(absTUPartIdxC);
                 int curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCrQpOffset() + cu->getSlice()->getSliceQpDeltaCr();
-                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
                 int scalingListType = 3 + g_eTTable[(int)TEXT_CHROMA_V];
                 assert(scalingListType < 6);
@@ -3453,6 +3540,7 @@
     assert(cu->getDepth(0) == cu->getDepth(absPartIdx));
     const uint32_t trMode = depth - cu->getDepth(0);
     const uint32_t trSizeLog2 = g_convertToBit[cu->getSlice()->getSPS()->getMaxCUWidth() >> depth] + 2;
+    uint32_t  trSizeCLog2 = g_convertToBit[(cu->getSlice()->getSPS()->getMaxCUWidth() >> m_hChromaShift) >> depth] + 2;;
 
     bool bSplitFlag = ((cu->getSlice()->getSPS()->getQuadtreeTUMaxDepthInter() == 1) && cu->getPredictionMode(absPartIdx) == MODE_INTER && (cu->getPartitionSize(absPartIdx) != SIZE_2Nx2N));
     bool bCheckFull;
@@ -3465,12 +3553,11 @@
 
     bool  bCodeChroma = true;
     uint32_t  trModeC     = trMode;
-    uint32_t  trSizeCLog2 = trSizeLog2 - 1;
-    if (trSizeLog2 == 2)
+    if ((trSizeLog2 == 2) && !(cu->getChromaFormat() == CHROMA_444))
     {
         trSizeCLog2++;
         trModeC--;
-        uint32_t qpdiv = cu->getPic()->getNumPartInCU() >> ((cu->getDepth(0) + trModeC) << 1);
+        uint32_t qpdiv = cu->getPic()->getNumPartInCU() >> ((depth - 1) << 1);
         bCodeChroma = ((absPartIdx % qpdiv) == 0);
     }
 
@@ -3490,8 +3577,8 @@
         const uint32_t numCoeffPerAbsPartIdxIncrement = cu->getSlice()->getSPS()->getMaxCUWidth() * cu->getSlice()->getSPS()->getMaxCUHeight() >> (cu->getSlice()->getSPS()->getMaxCUDepth() << 1);
         const uint32_t qtlayer = cu->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() - trSizeLog2;
         TCoeff *coeffCurY = m_qtTempCoeffY[qtlayer] + (numCoeffPerAbsPartIdxIncrement * absPartIdx);
-        TCoeff *coeffCurU = m_qtTempCoeffCb[qtlayer] + (numCoeffPerAbsPartIdxIncrement * absPartIdx >> 2);
-        TCoeff *coeffCurV = m_qtTempCoeffCr[qtlayer] + (numCoeffPerAbsPartIdxIncrement * absPartIdx >> 2);
+        TCoeff *coeffCurU = m_qtTempCoeffCb[qtlayer] + (numCoeffPerAbsPartIdxIncrement * absPartIdx >> (m_hChromaShift + m_vChromaShift));
+        TCoeff *coeffCurV = m_qtTempCoeffCr[qtlayer] + (numCoeffPerAbsPartIdxIncrement * absPartIdx >> (m_hChromaShift + m_vChromaShift));
 
         int trWidth = 0, trHeight = 0, trWidthC = 0, trHeightC = 0;
         uint32_t absTUPartIdxC = absPartIdx;
@@ -3520,7 +3607,7 @@
             m_entropyCoder->estimateBit(m_trQuant->m_estBitsSbac, trWidth, trHeight, TEXT_LUMA);
         }
 
-        m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0);
+        m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0, cu->getChromaFormat());
         m_trQuant->selectLambda(TEXT_LUMA);
 
         absSumY = m_trQuant->transformNxN(cu, resiYuv->getLumaAddr(absTUPartIdx), resiYuv->m_width, coeffCurY,
@@ -3534,17 +3621,17 @@
             {
                 m_entropyCoder->estimateBit(m_trQuant->m_estBitsSbac, trWidthC, trHeightC, TEXT_CHROMA);
             }
-
+            //Cb transform
             int curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCbQpOffset() + cu->getSlice()->getSliceQpDeltaCb();
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
             m_trQuant->selectLambda(TEXT_CHROMA);
 
             absSumU = m_trQuant->transformNxN(cu, resiYuv->getCbAddr(absTUPartIdxC), resiYuv->m_cwidth, coeffCurU,
                                               trWidthC, trHeightC, TEXT_CHROMA_U, absPartIdx, &lastPosU, false, curuseRDOQ);
-
+            //Cr transform
             curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCrQpOffset() + cu->getSlice()->getSliceQpDeltaCr();
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
             absSumV = m_trQuant->transformNxN(cu, resiYuv->getCrAddr(absTUPartIdxC), resiYuv->m_cwidth, coeffCurV,
                                               trWidthC, trHeightC, TEXT_CHROMA_V, absPartIdx, &lastPosV, false, curuseRDOQ);
 
@@ -3586,7 +3673,7 @@
         {
             int16_t *curResiY = m_qtTempTComYuv[qtlayer].getLumaAddr(absTUPartIdx);
 
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0, cu->getChromaFormat());
 
             int scalingListType = 3 + g_eTTable[(int)TEXT_LUMA];
             assert(scalingListType < 6);
@@ -3658,16 +3745,15 @@
                 int16_t *pcResiCurrU = m_qtTempTComYuv[qtlayer].getCbAddr(absTUPartIdxC);
 
                 int curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCbQpOffset() + cu->getSlice()->getSliceQpDeltaCb();
-                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
                 int scalingListType = 3 + g_eTTable[(int)TEXT_CHROMA_U];
                 assert(scalingListType < 6);
-                assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
-                m_trQuant->invtransformNxN(cu->getCUTransquantBypass(absPartIdx), REG_DCT, pcResiCurrU, MAX_CU_SIZE / 2, coeffCurU, trWidthC, trHeightC, scalingListType, false, lastPosU);
+                m_trQuant->invtransformNxN(cu->getCUTransquantBypass(absPartIdx), REG_DCT, pcResiCurrU, m_qtTempTComYuv[qtlayer].m_cwidth, coeffCurU, trWidthC, trHeightC, scalingListType, false, lastPosU);
 
                 uint32_t dist = primitives.sse_ss[partSizeC](resiYuv->getCbAddr(absTUPartIdxC), resiYuv->m_cwidth,
                                                              m_qtTempTComYuv[qtlayer].getCbAddr(absTUPartIdxC),
-                                                             MAX_CU_SIZE / 2);
+                                                             m_qtTempTComYuv[qtlayer].m_cwidth);
                 const uint32_t nonZeroDistU = m_rdCost->scaleChromaDistCb(dist);
 
                 if (cu->isLosslessCoded(0))
@@ -3710,10 +3796,10 @@
             if (!absSumU)
             {
                 int16_t *ptr = m_qtTempTComYuv[qtlayer].getCbAddr(absTUPartIdxC);
-                assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
+                const uint32_t stride = m_qtTempTComYuv[qtlayer].m_cwidth;
 
                 assert(trWidthC == trHeightC);
-                primitives.blockfill_s[(int)g_convertToBit[trWidthC]](ptr, MAX_CU_SIZE / 2, 0);
+                primitives.blockfill_s[(int)g_convertToBit[trWidthC]](ptr, stride, 0);
             }
 
             distV = m_rdCost->scaleChromaDistCr(primitives.sse_sp[partSizeC](resiYuv->getCrAddr(absTUPartIdxC), resiYuv->m_cwidth, m_tempPel, trWidthC));
@@ -3725,16 +3811,15 @@
             {
                 int16_t *curResiV = m_qtTempTComYuv[qtlayer].getCrAddr(absTUPartIdxC);
                 int curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCrQpOffset() + cu->getSlice()->getSliceQpDeltaCr();
-                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
                 int scalingListType = 3 + g_eTTable[(int)TEXT_CHROMA_V];
                 assert(scalingListType < 6);
-                assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
-                m_trQuant->invtransformNxN(cu->getCUTransquantBypass(absPartIdx), REG_DCT, curResiV, MAX_CU_SIZE / 2, coeffCurV, trWidthC, trHeightC, scalingListType, false, lastPosV);
+                m_trQuant->invtransformNxN(cu->getCUTransquantBypass(absPartIdx), REG_DCT, curResiV, m_qtTempTComYuv[qtlayer].m_cwidth, coeffCurV, trWidthC, trHeightC, scalingListType, false, lastPosV);
 
                 uint32_t dist = primitives.sse_ss[partSizeC](resiYuv->getCrAddr(absTUPartIdxC), resiYuv->m_cwidth,
                                                              m_qtTempTComYuv[qtlayer].getCrAddr(absTUPartIdxC),
-                                                             MAX_CU_SIZE / 2);
+                                                             m_qtTempTComYuv[qtlayer].m_cwidth);
                 const uint32_t nonZeroDistV = m_rdCost->scaleChromaDistCr(dist);
 
                 if (cu->isLosslessCoded(0))
@@ -3777,10 +3862,10 @@
             if (!absSumV)
             {
                 int16_t *ptr =  m_qtTempTComYuv[qtlayer].getCrAddr(absTUPartIdxC);
-                assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
+                const uint32_t stride = m_qtTempTComYuv[qtlayer].m_cwidth;
 
                 assert(trWidthC == trHeightC);
-                primitives.blockfill_s[(int)g_convertToBit[trWidthC]](ptr, MAX_CU_SIZE / 2, 0);
+                primitives.blockfill_s[(int)g_convertToBit[trWidthC]](ptr, stride, 0);
             }
         }
         cu->setCbfSubParts(absSumY ? setCbf : 0, TEXT_LUMA, absPartIdx, depth);
@@ -3817,7 +3902,7 @@
                 m_entropyCoder->estimateBit(m_trQuant->m_estBitsSbac, trWidth, trHeight, TEXT_LUMA);
             }
 
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0, cu->getChromaFormat());
 
             m_trQuant->selectLambda(TEXT_LUMA);
             absSumTransformSkipY = m_trQuant->transformNxN(cu, resiYuv->getLumaAddr(absTUPartIdx), resiYuv->m_width, coeffCurY,
@@ -3831,7 +3916,7 @@
                 m_entropyCoder->encodeCoeffNxN(cu, coeffCurY, absPartIdx, trWidth, trHeight, depth, TEXT_LUMA);
                 const uint32_t skipSingleBitsY = m_entropyCoder->getNumberOfWrittenBits();
 
-                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0);
+                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_LUMA, cu->getSlice()->getSPS()->getQpBDOffsetY(), 0, cu->getChromaFormat());
 
                 int scalingListType = 3 + g_eTTable[(int)TEXT_LUMA];
                 assert(scalingListType < 6);
@@ -3874,7 +3959,7 @@
 
             int16_t *curResiU = m_qtTempTComYuv[qtlayer].getCbAddr(absTUPartIdxC);
             int16_t *curResiV = m_qtTempTComYuv[qtlayer].getCrAddr(absTUPartIdxC);
-            assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
+            uint32_t stride = m_qtTempTComYuv[qtlayer].m_cwidth;
 
             TCoeff bestCoeffU[32 * 32], bestCoeffV[32 * 32];
             memcpy(bestCoeffU, coeffCurU, sizeof(TCoeff) * numSamplesChroma);
@@ -3883,8 +3968,8 @@
             int16_t bestResiU[32 * 32], bestResiV[32 * 32];
             for (int i = 0; i < trHeightC; ++i)
             {
-                memcpy(&bestResiU[i * trWidthC], curResiU + i * (MAX_CU_SIZE / 2), sizeof(int16_t) * trWidthC);
-                memcpy(&bestResiV[i * trWidthC], curResiV + i * (MAX_CU_SIZE / 2), sizeof(int16_t) * trWidthC);
+                memcpy(&bestResiU[i * trWidthC], curResiU + i * stride, sizeof(int16_t) * trWidthC);
+                memcpy(&bestResiV[i * trWidthC], curResiV + i * stride, sizeof(int16_t) * trWidthC);
             }
 
             m_rdGoOnSbacCoder->load(m_rdSbacCoders[depth][CI_QT_TRAFO_ROOT]);
@@ -3898,13 +3983,13 @@
             }
 
             int curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCbQpOffset() + cu->getSlice()->getSliceQpDeltaCb();
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
             m_trQuant->selectLambda(TEXT_CHROMA);
 
             absSumTransformSkipU = m_trQuant->transformNxN(cu, resiYuv->getCbAddr(absTUPartIdxC), resiYuv->m_cwidth, coeffCurU,
                                                            trWidthC, trHeightC, TEXT_CHROMA_U, absPartIdx, &lastPosTransformSkipU, true, curuseRDOQ);
             curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCrQpOffset() + cu->getSlice()->getSliceQpDeltaCr();
-            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+            m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
             absSumTransformSkipV = m_trQuant->transformNxN(cu, resiYuv->getCrAddr(absTUPartIdxC), resiYuv->m_cwidth, coeffCurV,
                                                            trWidthC, trHeightC, TEXT_CHROMA_V, absPartIdx, &lastPosTransformSkipV, true, curuseRDOQ);
 
@@ -3922,17 +4007,15 @@
                 singleBitsU = m_entropyCoder->getNumberOfWrittenBits();
 
                 curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCbQpOffset() + cu->getSlice()->getSliceQpDeltaCb();
-                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
                 int scalingListType = 3 + g_eTTable[(int)TEXT_CHROMA_U];
                 assert(scalingListType < 6);
-                assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
-
-                m_trQuant->invtransformNxN(cu->getCUTransquantBypass(absPartIdx), REG_DCT, curResiU, MAX_CU_SIZE / 2, coeffCurU, trWidthC, trHeightC, scalingListType, true, lastPosTransformSkipU);
+                m_trQuant->invtransformNxN(cu->getCUTransquantBypass(absPartIdx), REG_DCT, curResiU, m_qtTempTComYuv[qtlayer].m_cwidth, coeffCurU, trWidthC, trHeightC, scalingListType, true, lastPosTransformSkipU);
 
                 uint32_t dist = primitives.sse_ss[partSizeC](resiYuv->getCbAddr(absTUPartIdxC), resiYuv->m_cwidth,
                                                              m_qtTempTComYuv[qtlayer].getCbAddr(absTUPartIdxC),
-                                                             MAX_CU_SIZE / 2);
+                                                             m_qtTempTComYuv[qtlayer].m_cwidth);
                 nonZeroDistU = m_rdCost->scaleChromaDistCb(dist);
                 singleCostU = m_rdCost->calcRdCost(nonZeroDistU, singleBitsU);
             }
@@ -3944,7 +4027,7 @@
                 memcpy(coeffCurU, bestCoeffU, sizeof(TCoeff) * numSamplesChroma);
                 for (int i = 0; i < trHeightC; ++i)
                 {
-                    memcpy(curResiU + i * (MAX_CU_SIZE / 2), &bestResiU[i * trWidthC], sizeof(int16_t) * trWidthC);
+                    memcpy(curResiU + i * stride, &bestResiU[i * trWidthC], sizeof(int16_t) * trWidthC);
                 }
             }
             else
@@ -3961,17 +4044,15 @@
                 singleBitsV = m_entropyCoder->getNumberOfWrittenBits() - singleBitsU;
 
                 curChromaQpOffset = cu->getSlice()->getPPS()->getChromaCrQpOffset() + cu->getSlice()->getSliceQpDeltaCr();
-                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset);
+                m_trQuant->setQPforQuant(cu->getQP(0), TEXT_CHROMA, cu->getSlice()->getSPS()->getQpBDOffsetC(), curChromaQpOffset, cu->getChromaFormat());
 
                 int scalingListType = 3 + g_eTTable[(int)TEXT_CHROMA_V];
                 assert(scalingListType < 6);
-                assert(m_qtTempTComYuv[qtlayer].m_cwidth == MAX_CU_SIZE / 2);
-
-                m_trQuant->invtransformNxN(cu->getCUTransquantBypass(absPartIdx), REG_DCT, curResiV, MAX_CU_SIZE / 2, coeffCurV, trWidthC, trHeightC, scalingListType, true, lastPosTransformSkipV);
+                m_trQuant->invtransformNxN(cu->getCUTransquantBypass(absPartIdx), REG_DCT, curResiV, m_qtTempTComYuv[qtlayer].m_cwidth, coeffCurV, trWidthC, trHeightC, scalingListType, true, lastPosTransformSkipV);
 
                 uint32_t dist = primitives.sse_ss[partSizeC](resiYuv->getCrAddr(absTUPartIdxC), resiYuv->m_cwidth,
                                                              m_qtTempTComYuv[qtlayer].getCrAddr(absTUPartIdxC),
-                                                             MAX_CU_SIZE / 2);
+                                                             m_qtTempTComYuv[qtlayer].m_cwidth);
                 nonZeroDistV = m_rdCost->scaleChromaDistCr(dist);
                 singleCostV = m_rdCost->calcRdCost(nonZeroDistV, singleBitsV);
             }
@@ -3983,7 +4064,7 @@
                 memcpy(coeffCurV, bestCoeffV, sizeof(TCoeff) * numSamplesChroma);
                 for (int i = 0; i < trHeightC; ++i)
                 {
-                    memcpy(curResiV + i * (MAX_CU_SIZE / 2), &bestResiV[i * trWidthC], sizeof(int16_t) * trWidthC);
+                    memcpy(curResiV + i * stride, &bestResiV[i * trWidthC], sizeof(int16_t) * trWidthC);
                 }
             }
             else
@@ -4115,6 +4196,7 @@
     const uint32_t trMode = cu->getTransformIdx(absPartIdx);
     const bool bSubdiv = curTrMode != trMode;
     const uint32_t trSizeLog2 = g_convertToBit[cu->getSlice()->getSPS()->getMaxCUWidth() >> depth] + 2;
+    uint32_t  trSizeCLog2 = g_convertToBit[(cu->getSlice()->getSPS()->getMaxCUWidth() >> m_hChromaShift) >> depth] + 2;
 
     if (bSubdivAndCbf && trSizeLog2 <= cu->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() && trSizeLog2 > cu->getQuadtreeTULog2MinSizeInCU(absPartIdx))
     {
@@ -4145,21 +4227,20 @@
 
     if (!bSubdiv)
     {
+        //Luma
         const uint32_t numCoeffPerAbsPartIdxIncrement = cu->getSlice()->getSPS()->getMaxCUWidth() * cu->getSlice()->getSPS()->getMaxCUHeight() >> (cu->getSlice()->getSPS()->getMaxCUDepth() << 1);
-        //assert( 16 == uiNumCoeffPerAbsPartIdxIncrement ); // check
         const uint32_t qtlayer = cu->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() - trSizeLog2;
         TCoeff *coeffCurY = m_qtTempCoeffY[qtlayer] +  numCoeffPerAbsPartIdxIncrement * absPartIdx;
-        TCoeff *coeffCurU = m_qtTempCoeffCb[qtlayer] + (numCoeffPerAbsPartIdxIncrement * absPartIdx >> 2);
-        TCoeff *coeffCurV = m_qtTempCoeffCr[qtlayer] + (numCoeffPerAbsPartIdxIncrement * absPartIdx >> 2);
+
+        //Chroma
+        TCoeff *coeffCurU = m_qtTempCoeffCb[qtlayer] + (numCoeffPerAbsPartIdxIncrement * absPartIdx >> (m_hChromaShift + m_vChromaShift));
+        TCoeff *coeffCurV = m_qtTempCoeffCr[qtlayer] + (numCoeffPerAbsPartIdxIncrement * absPartIdx >> (m_hChromaShift + m_vChromaShift));
 
         bool  bCodeChroma = true;
-        uint32_t  trModeC     = trMode;
-        uint32_t  trSizeCLog2 = trSizeLog2 - 1;
-        if (trSizeLog2 == 2)
+        if ((trSizeLog2 == 2) && !(cu->getChromaFormat() == CHROMA_444))
         {
             trSizeCLog2++;
-            trModeC--;
-            uint32_t qpdiv = cu->getPic()->getNumPartInCU() >> ((cu->getDepth(0) + trModeC) << 1);
+            uint32_t qpdiv = cu->getPic()->getNumPartInCU() >> ((depth - 1) << 1);
             bCodeChroma = ((absPartIdx % qpdiv) == 0);
         }
 
@@ -4171,21 +4252,18 @@
         {
             if (ttype == TEXT_LUMA && cu->getCbf(absPartIdx, TEXT_LUMA, trMode))
             {
-                int trWidth  = 1 << trSizeLog2;
-                int trHeight = 1 << trSizeLog2;
-                m_entropyCoder->encodeCoeffNxN(cu, coeffCurY, absPartIdx, trWidth, trHeight, depth, TEXT_LUMA);
+                m_entropyCoder->encodeCoeffNxN(cu, coeffCurY, absPartIdx, 1 << trSizeLog2, 1 << trSizeLog2, depth, TEXT_LUMA);
             }
+
             if (bCodeChroma)
             {
-                int trWidth  = 1 << trSizeCLog2;
-                int trHeight = 1 << trSizeCLog2;
                 if (ttype == TEXT_CHROMA_U && cu->getCbf(absPartIdx, TEXT_CHROMA_U, trMode))
                 {
-                    m_entropyCoder->encodeCoeffNxN(cu, coeffCurU, absPartIdx, trWidth, trHeight, depth, TEXT_CHROMA_U);
+                    m_entropyCoder->encodeCoeffNxN(cu, coeffCurU, absPartIdx, 1 << trSizeCLog2, 1 << trSizeCLog2, depth, TEXT_CHROMA_U);
                 }
                 if (ttype == TEXT_CHROMA_V && cu->getCbf(absPartIdx, TEXT_CHROMA_V, trMode))
                 {
-                    m_entropyCoder->encodeCoeffNxN(cu, coeffCurV, absPartIdx, trWidth, trHeight, depth, TEXT_CHROMA_V);
+                    m_entropyCoder->encodeCoeffNxN(cu, coeffCurV, absPartIdx, 1 << trSizeCLog2, 1 << trSizeCLog2, depth, TEXT_CHROMA_V);
                 }
             }
         }
@@ -4211,13 +4289,13 @@
 
     if (curTrMode == trMode)
     {
-        const uint32_t trSizeLog2 = g_convertToBit[cu->getSlice()->getSPS()->getMaxCUWidth() >> depth] + 2;
+        const uint32_t trSizeLog2   = g_convertToBit[cu->getSlice()->getSPS()->getMaxCUWidth() >> depth] + 2;
+        uint32_t  trSizeCLog2 = g_convertToBit[(cu->getSlice()->getSPS()->getMaxCUWidth() >> cu->getHorzChromaShift()) >> depth] + 2;;
         const uint32_t qtlayer = cu->getSlice()->getSPS()->getQuadtreeTULog2MaxSize() - trSizeLog2;
 
         bool  bCodeChroma   = true;
         uint32_t  trModeC     = trMode;
-        uint32_t  trSizeCLog2 = trSizeLog2 - 1;
-        if (trSizeLog2 == 2)
+        if((trSizeLog2 == 2) && !(cu->getChromaFormat() == CHROMA_444))
         {
             trSizeCLog2++;
             trModeC--;
@@ -4246,10 +4324,10 @@
             if (bCodeChroma)
             {
                 uint32_t    uiNumCoeffC = (1 << (trSizeCLog2 << 1));
-                TCoeff* pcCoeffSrcU = m_qtTempCoeffCb[qtlayer] + (uiNumCoeffPerAbsPartIdxIncrement * absPartIdx >> 2);
-                TCoeff* pcCoeffSrcV = m_qtTempCoeffCr[qtlayer] + (uiNumCoeffPerAbsPartIdxIncrement * absPartIdx >> 2);
-                TCoeff* pcCoeffDstU = cu->getCoeffCb() + (uiNumCoeffPerAbsPartIdxIncrement * absPartIdx >> 2);
-                TCoeff* pcCoeffDstV = cu->getCoeffCr() + (uiNumCoeffPerAbsPartIdxIncrement * absPartIdx >> 2);
+                TCoeff* pcCoeffSrcU = m_qtTempCoeffCb[qtlayer] + (uiNumCoeffPerAbsPartIdxIncrement * absPartIdx >> (m_hChromaShift + m_vChromaShift));
+                TCoeff* pcCoeffSrcV = m_qtTempCoeffCr[qtlayer] + (uiNumCoeffPerAbsPartIdxIncrement * absPartIdx >> (m_hChromaShift + m_vChromaShift));
+                TCoeff* pcCoeffDstU = cu->getCoeffCb() + (uiNumCoeffPerAbsPartIdxIncrement * absPartIdx >> (m_hChromaShift + m_vChromaShift));
+                TCoeff* pcCoeffDstV = cu->getCoeffCr() + (uiNumCoeffPerAbsPartIdxIncrement * absPartIdx >> (m_hChromaShift + m_vChromaShift));
                 ::memcpy(pcCoeffDstU, pcCoeffSrcU, sizeof(TCoeff) * uiNumCoeffC);
                 ::memcpy(pcCoeffDstV, pcCoeffSrcV, sizeof(TCoeff) * uiNumCoeffC);
             }
diff -r 4811da38078c -r f7d21da102ac source/common/TShortYUV.h
--- a/source/common/TShortYUV.h	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/common/TShortYUV.h	Tue Jan 07 16:44:39 2014 +0530
@@ -87,9 +87,9 @@
     //  Access starting position of YUV partition unit buffer
     int16_t* getLumaAddr(unsigned int partUnitIdx) { return m_bufY + getAddrOffset(partUnitIdx, m_width); }
 
-    int16_t* getCbAddr(unsigned int partUnitIdx) { return m_bufCb + (getAddrOffset(partUnitIdx, m_cwidth) >> 1); }
+    int16_t* getCbAddr(unsigned int partUnitIdx) { return m_bufCb + (getAddrOffset(partUnitIdx, m_cwidth) >> m_hChromaShift); }
 
-    int16_t* getCrAddr(unsigned int partUnitIdx) { return m_bufCr + (getAddrOffset(partUnitIdx, m_cwidth) >> 1); }
+    int16_t* getCrAddr(unsigned int partUnitIdx) { return m_bufCr + (getAddrOffset(partUnitIdx, m_cwidth) >> m_hChromaShift); }
 
     //  Access starting position of YUV transform unit buffer
     int16_t* getLumaAddr(unsigned int partIdx, unsigned int size) { return m_bufY + getAddrOffset(partIdx, size, m_width); }
diff -r 4811da38078c -r f7d21da102ac source/common/ipfilter.cpp
--- a/source/common/ipfilter.cpp	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/common/ipfilter.cpp	Tue Jan 07 16:44:39 2014 +0530
@@ -449,74 +449,108 @@
 namespace x265 {
 // x265 private namespace
 
-#define CHROMA(W, H) \
+#define CHROMA_420(W, H) \
     p.chroma[X265_CSP_I420].filter_hpp[CHROMA_ ## W ## x ## H] = interp_horiz_pp_c<4, W, H>; \
     p.chroma[X265_CSP_I420].filter_hps[CHROMA_ ## W ## x ## H] = interp_horiz_ps_c<4, W, H>; \
-    p.chroma[X265_CSP_I420].filter_vpp[CHROMA_ ## W ## x ## H] = interp_vert_pp_c<4, W, H>; \
-    p.chroma[X265_CSP_I420].filter_vps[CHROMA_ ## W ## x ## H] = interp_vert_ps_c<4, W, H>; \
-    p.chroma[X265_CSP_I420].filter_vsp[CHROMA_ ## W ## x ## H] = interp_vert_sp_c<4, W, H>; \
+    p.chroma[X265_CSP_I420].filter_vpp[CHROMA_ ## W ## x ## H] = interp_vert_pp_c<4, W, H>;  \
+    p.chroma[X265_CSP_I420].filter_vps[CHROMA_ ## W ## x ## H] = interp_vert_ps_c<4, W, H>;  \
+    p.chroma[X265_CSP_I420].filter_vsp[CHROMA_ ## W ## x ## H] = interp_vert_sp_c<4, W, H>;  \
     p.chroma[X265_CSP_I420].filter_vss[CHROMA_ ## W ## x ## H] = interp_vert_ss_c<4, W, H>;
 
+#define CHROMA_444(W, H) \
+    p.chroma[X265_CSP_I444].filter_hpp[LUMA_ ## W ## x ## H] = interp_horiz_pp_c<4, W, H>; \
+    p.chroma[X265_CSP_I444].filter_hps[LUMA_ ## W ## x ## H] = interp_horiz_ps_c<4, W, H>; \
+    p.chroma[X265_CSP_I444].filter_vpp[LUMA_ ## W ## x ## H] = interp_vert_pp_c<4, W, H>;  \
+    p.chroma[X265_CSP_I444].filter_vps[LUMA_ ## W ## x ## H] = interp_vert_ps_c<4, W, H>;  \
+    p.chroma[X265_CSP_I444].filter_vsp[LUMA_ ## W ## x ## H] = interp_vert_sp_c<4, W, H>;  \
+    p.chroma[X265_CSP_I444].filter_vss[LUMA_ ## W ## x ## H] = interp_vert_ss_c<4, W, H>;
+
 #define LUMA(W, H) \
     p.luma_hpp[LUMA_ ## W ## x ## H]     = interp_horiz_pp_c<8, W, H>; \
     p.luma_hps[LUMA_ ## W ## x ## H]     = interp_horiz_ps_c<8, W, H>; \
-    p.luma_vpp[LUMA_ ## W ## x ## H]     = interp_vert_pp_c<8, W, H>; \
-    p.luma_vps[LUMA_ ## W ## x ## H]     = interp_vert_ps_c<8, W, H>; \
-    p.luma_vsp[LUMA_ ## W ## x ## H]     = interp_vert_sp_c<8, W, H>; \
-    p.luma_vss[LUMA_ ## W ## x ## H]     = interp_vert_ss_c<8, W, H>; \
+    p.luma_vpp[LUMA_ ## W ## x ## H]     = interp_vert_pp_c<8, W, H>;  \
+    p.luma_vps[LUMA_ ## W ## x ## H]     = interp_vert_ps_c<8, W, H>;  \
+    p.luma_vsp[LUMA_ ## W ## x ## H]     = interp_vert_sp_c<8, W, H>;  \
+    p.luma_vss[LUMA_ ## W ## x ## H]     = interp_vert_ss_c<8, W, H>;  \
     p.luma_hvpp[LUMA_ ## W ## x ## H]    = interp_hv_pp_c<8, W, H>;
 
 void Setup_C_IPFilterPrimitives(EncoderPrimitives& p)
 {
     LUMA(4, 4);
     LUMA(8, 8);
-    CHROMA(4, 4);
+    CHROMA_420(4,  4);
     LUMA(4, 8);
-    CHROMA(2, 4);
+    CHROMA_420(2,  4);
     LUMA(8, 4);
-    CHROMA(4, 2);
+    CHROMA_420(4,  2);
     LUMA(16, 16);
-    CHROMA(8, 8);
+    CHROMA_420(8,  8);
     LUMA(16,  8);
-    CHROMA(8, 4);
+    CHROMA_420(8,  4);
     LUMA(8, 16);
-    CHROMA(4, 8);
+    CHROMA_420(4,  8);
     LUMA(16, 12);
-    CHROMA(8, 6);
+    CHROMA_420(8,  6);
     LUMA(12, 16);
-    CHROMA(6, 8);
+    CHROMA_420(6,  8);
     LUMA(16,  4);
-    CHROMA(8, 2);
+    CHROMA_420(8,  2);
     LUMA(4, 16);
-    CHROMA(2, 8);
+    CHROMA_420(2,  8);
     LUMA(32, 32);
-    CHROMA(16, 16);
+    CHROMA_420(16, 16);
     LUMA(32, 16);
-    CHROMA(16, 8);
+    CHROMA_420(16, 8);
     LUMA(16, 32);
-    CHROMA(8, 16);
+    CHROMA_420(8,  16);
     LUMA(32, 24);
-    CHROMA(16, 12);
+    CHROMA_420(16, 12);
     LUMA(24, 32);
-    CHROMA(12, 16);
+    CHROMA_420(12, 16);
     LUMA(32,  8);
-    CHROMA(16, 4);
+    CHROMA_420(16, 4);
     LUMA(8, 32);
-    CHROMA(4, 16);
+    CHROMA_420(4,  16);
     LUMA(64, 64);
-    CHROMA(32, 32);
+    CHROMA_420(32, 32);
     LUMA(64, 32);
-    CHROMA(32, 16);
+    CHROMA_420(32, 16);
     LUMA(32, 64);
-    CHROMA(16, 32);
+    CHROMA_420(16, 32);
     LUMA(64, 48);
-    CHROMA(32, 24);
+    CHROMA_420(32, 24);
     LUMA(48, 64);
-    CHROMA(24, 32);
+    CHROMA_420(24, 32);
     LUMA(64, 16);
-    CHROMA(32, 8);
+    CHROMA_420(32, 8);
     LUMA(16, 64);
-    CHROMA(8, 32);
+    CHROMA_420(8,  32);
+
+    CHROMA_444(4,  4);
+    CHROMA_444(8,  8);
+    CHROMA_444(4,  8);
+    CHROMA_444(8,  4);
+    CHROMA_444(16, 16);
+    CHROMA_444(16, 8);
+    CHROMA_444(8,  16);
+    CHROMA_444(16, 12);
+    CHROMA_444(12, 16);
+    CHROMA_444(16, 4);
+    CHROMA_444(4,  16);
+    CHROMA_444(32, 32);
+    CHROMA_444(32, 16);
+    CHROMA_444(16, 32);
+    CHROMA_444(32, 24);
+    CHROMA_444(24, 32);
+    CHROMA_444(32, 8);
+    CHROMA_444(8,  32);
+    CHROMA_444(64, 64);
+    CHROMA_444(64, 32);
+    CHROMA_444(32, 64);
+    CHROMA_444(64, 48);
+    CHROMA_444(48, 64);
+    CHROMA_444(64, 16);
+    CHROMA_444(16, 64);
 
     p.ipfilter_ps[FILTER_V_P_S_8] = filterVertical_ps_c<8>;
     p.ipfilter_ps[FILTER_V_P_S_4] = filterVertical_ps_c<4>;
@@ -525,7 +559,9 @@
 
     p.chroma_vsp = filterVertical_sp_c<4>;
     p.luma_p2s = filterConvertPelToShort_c<MAX_CU_SIZE>;
-    p.chroma_p2s = filterConvertPelToShort_c<MAX_CU_SIZE / 2>;
+
+    p.chroma_p2s[X265_CSP_I444] = filterConvertPelToShort_c<MAX_CU_SIZE>;
+    p.chroma_p2s[X265_CSP_I420] = filterConvertPelToShort_c<MAX_CU_SIZE / 2>;
 
     p.extendRowBorder = extendCURowColBorder;
 }
diff -r 4811da38078c -r f7d21da102ac source/common/pixel.cpp
--- a/source/common/pixel.cpp	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/common/pixel.cpp	Tue Jan 07 16:44:39 2014 +0530
@@ -805,6 +805,27 @@
 namespace x265 {
 // x265 private namespace
 
+#define CHROMA_420(W, H) \
+    p.chroma[X265_CSP_I420].copy_pp[CHROMA_ ## W ## x ## H] = blockcopy_pp_c<W, H>; \
+    p.chroma[X265_CSP_I420].copy_sp[CHROMA_ ## W ## x ## H] = blockcopy_sp_c<W, H>; \
+    p.chroma[X265_CSP_I420].copy_ps[CHROMA_ ## W ## x ## H] = blockcopy_ps_c<W, H>; \
+    p.chroma[X265_CSP_I420].sub_ps [CHROMA_ ## W ## x ## H] = pixel_sub_ps_c<W, H>; \
+    p.chroma[X265_CSP_I420].add_ps [CHROMA_ ## W ## x ## H] = pixel_add_ps_c<W, H>;
+
+#define CHROMA_444(W, H) \
+    p.chroma[X265_CSP_I444].copy_pp[LUMA_ ## W ## x ## H] = blockcopy_pp_c<W, H>; \
+    p.chroma[X265_CSP_I444].copy_sp[LUMA_ ## W ## x ## H] = blockcopy_sp_c<W, H>; \
+    p.chroma[X265_CSP_I444].copy_ps[LUMA_ ## W ## x ## H] = blockcopy_ps_c<W, H>; \
+    p.chroma[X265_CSP_I444].sub_ps [LUMA_ ## W ## x ## H] = pixel_sub_ps_c<W, H>; \
+    p.chroma[X265_CSP_I444].add_ps [LUMA_ ## W ## x ## H] = pixel_add_ps_c<W, H>;
+
+#define LUMA(W, H) \
+    p.luma_copy_pp[LUMA_ ## W ## x ## H] = blockcopy_pp_c<W, H>; \
+    p.luma_copy_sp[LUMA_ ## W ## x ## H] = blockcopy_sp_c<W, H>; \
+    p.luma_copy_ps[LUMA_ ## W ## x ## H] = blockcopy_ps_c<W, H>; \
+    p.luma_sub_ps[LUMA_ ## W ## x ## H]  = pixel_sub_ps_c<W, H>; \
+    p.luma_add_ps[LUMA_ ## W ## x ## H]  = pixel_add_ps_c<W, H>;
+
 /* It should initialize entries for pixel functions defined in this file. */
 void Setup_C_PixelPrimitives(EncoderPrimitives &p)
 {
@@ -840,69 +861,81 @@
     p.satd[LUMA_64x16] = satd8<64, 16>;
     p.satd[LUMA_16x64] = satd8<16, 64>;
 
-#define CHROMA(W, H) \
-    p.chroma[X265_CSP_I420].copy_pp[CHROMA_ ## W ## x ## H] = blockcopy_pp_c<W, H>; \
-    p.chroma[X265_CSP_I420].copy_sp[CHROMA_ ## W ## x ## H] = blockcopy_sp_c<W, H>; \
-    p.chroma[X265_CSP_I420].copy_ps[CHROMA_ ## W ## x ## H] = blockcopy_ps_c<W, H>; \
-    p.chroma[X265_CSP_I420].sub_ps[CHROMA_ ## W ## x ## H] = pixel_sub_ps_c<W, H>; \
-    p.chroma[X265_CSP_I420].add_ps[CHROMA_ ## W ## x ## H] = pixel_add_ps_c<W, H>;
-
-#define LUMA(W, H) \
-    p.luma_copy_pp[LUMA_ ## W ## x ## H] = blockcopy_pp_c<W, H>; \
-    p.luma_copy_sp[LUMA_ ## W ## x ## H] = blockcopy_sp_c<W, H>; \
-    p.luma_copy_ps[LUMA_ ## W ## x ## H] = blockcopy_ps_c<W, H>; \
-    p.luma_sub_ps[LUMA_ ## W ## x ## H] = pixel_sub_ps_c<W, H>; \
-    p.luma_add_ps[LUMA_ ## W ## x ## H] = pixel_add_ps_c<W, H>;
-
     LUMA(4, 4);
     LUMA(8, 8);
-    CHROMA(4, 4);
+    CHROMA_420(4, 4);
     LUMA(4, 8);
-    CHROMA(2, 4);
+    CHROMA_420(2, 4);
     LUMA(8, 4);
-    CHROMA(4, 2);
+    CHROMA_420(4, 2);
     LUMA(16, 16);
-    CHROMA(8, 8);
+    CHROMA_420(8,  8);
     LUMA(16,  8);
-    CHROMA(8, 4);
+    CHROMA_420(8,  4);
     LUMA(8, 16);
-    CHROMA(4, 8);
+    CHROMA_420(4,  8);
     LUMA(16, 12);
-    CHROMA(8, 6);
+    CHROMA_420(8,  6);
     LUMA(12, 16);
-    CHROMA(6, 8);
+    CHROMA_420(6,  8);
     LUMA(16,  4);
-    CHROMA(8, 2);
+    CHROMA_420(8,  2);
     LUMA(4, 16);
-    CHROMA(2, 8);
+    CHROMA_420(2,  8);
     LUMA(32, 32);
-    CHROMA(16, 16);
+    CHROMA_420(16, 16);
     LUMA(32, 16);
-    CHROMA(16, 8);
+    CHROMA_420(16, 8);
     LUMA(16, 32);
-    CHROMA(8, 16);
+    CHROMA_420(8,  16);
     LUMA(32, 24);
-    CHROMA(16, 12);
+    CHROMA_420(16, 12);
     LUMA(24, 32);
-    CHROMA(12, 16);
+    CHROMA_420(12, 16);
     LUMA(32,  8);
-    CHROMA(16, 4);
+    CHROMA_420(16, 4);
     LUMA(8, 32);
-    CHROMA(4, 16);
+    CHROMA_420(4,  16);
     LUMA(64, 64);
-    CHROMA(32, 32);
+    CHROMA_420(32, 32);
     LUMA(64, 32);
-    CHROMA(32, 16);
+    CHROMA_420(32, 16);
     LUMA(32, 64);
-    CHROMA(16, 32);
+    CHROMA_420(16, 32);
     LUMA(64, 48);
-    CHROMA(32, 24);
+    CHROMA_420(32, 24);
     LUMA(48, 64);
-    CHROMA(24, 32);
+    CHROMA_420(24, 32);
     LUMA(64, 16);
-    CHROMA(32, 8);
+    CHROMA_420(32, 8);
     LUMA(16, 64);
-    CHROMA(8, 32);
+    CHROMA_420(8,  32);
+
+    CHROMA_444(4,  4);
+    CHROMA_444(8,  8);
+    CHROMA_444(4,  8);
+    CHROMA_444(8,  4);
+    CHROMA_444(16, 16);
+    CHROMA_444(16, 8);
+    CHROMA_444(8,  16);
+    CHROMA_444(16, 12);
+    CHROMA_444(12, 16);
+    CHROMA_444(16, 4);
+    CHROMA_444(4,  16);
+    CHROMA_444(32, 32);
+    CHROMA_444(32, 16);
+    CHROMA_444(16, 32);
+    CHROMA_444(32, 24);
+    CHROMA_444(24, 32);
+    CHROMA_444(32, 8);
+    CHROMA_444(8,  32);
+    CHROMA_444(64, 64);
+    CHROMA_444(64, 32);
+    CHROMA_444(32, 64);
+    CHROMA_444(64, 48);
+    CHROMA_444(48, 64);
+    CHROMA_444(64, 16);
+    CHROMA_444(16, 64);
 
     SET_FUNC_PRIMITIVE_TABLE_C(sse_pp, sse, pixelcmp_t, pixel, pixel)
     SET_FUNC_PRIMITIVE_TABLE_C(sse_sp, sse, pixelcmp_sp_t, int16_t, pixel)
diff -r 4811da38078c -r f7d21da102ac source/common/primitives.h
--- a/source/common/primitives.h	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/common/primitives.h	Tue Jan 07 16:44:39 2014 +0530
@@ -75,7 +75,7 @@
 // 4:2:0 chroma partition sizes. These enums are just a convenience for indexing into the
 // chroma primitive arrays when instantiating templates. The function tables should always
 // be indexed by the luma partition enum
-enum Chroma420Partions
+enum Chroma420Partitions
 {
     CHROMA_2x2, // never used by HEVC
     CHROMA_4x4,   CHROMA_4x2,   CHROMA_2x4,
@@ -240,7 +240,7 @@
     ipfilter_ps_t   ipfilter_ps[NUM_IPFILTER_P_S];
     ipfilter_ss_t   ipfilter_ss[NUM_IPFILTER_S_S];
     filter_p2s_t    luma_p2s;
-    filter_p2s_t    chroma_p2s;
+    filter_p2s_t    chroma_p2s[NUM_CHROMA_PARTITIONS];
     ipfilter_sp_t   chroma_vsp;
 
     weightp_sp_t    weight_sp;
diff -r 4811da38078c -r f7d21da102ac source/encoder/encoder.cpp
--- a/source/encoder/encoder.cpp	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/encoder/encoder.cpp	Tue Jan 07 16:44:39 2014 +0530
@@ -1288,6 +1288,8 @@
         bEnableRDOQTS = 0;
     }
 
+    m_csp = _param->internalCsp;
+
     //====== Coding Tools ========
 
     uint32_t tuQTMaxLog2Size = g_convertToBit[_param->maxCUSize] + 2 - 1;
diff -r 4811da38078c -r f7d21da102ac source/encoder/frameencoder.cpp
--- a/source/encoder/frameencoder.cpp	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/encoder/frameencoder.cpp	Tue Jan 07 16:44:39 2014 +0530
@@ -330,11 +330,11 @@
     // instead we weight the distortion of chroma.
     int chromaQPOffset = slice->getPPS()->getChromaCbQpOffset() + slice->getSliceQpDeltaCb();
     int qpc = Clip3(0, 70, qp + chromaQPOffset);
-    double cbWeight = pow(2.0, (qp - g_chromaScale[qpc])); // takes into account of the chroma qp mapping and chroma qp Offset
+    double cbWeight = pow(2.0, (qp - g_chromaScale[slice->getSPS()->getChromaFormatIdc()][qpc])); // takes into account of the chroma qp mapping and chroma qp Offset
 
     chromaQPOffset = slice->getPPS()->getChromaCrQpOffset() + slice->getSliceQpDeltaCr();
     qpc = Clip3(0, 70, qp + chromaQPOffset);
-    double crWeight = pow(2.0, (qp - g_chromaScale[qpc])); // takes into account of the chroma qp mapping and chroma qp Offset
+    double crWeight = pow(2.0, (qp - g_chromaScale[slice->getSPS()->getChromaFormatIdc()][qpc])); // takes into account of the chroma qp mapping and chroma qp Offset
     double chromaLambda = lambda / crWeight;
 
     m_rows[row].m_search.setQPLambda(qp, lambda, chromaLambda);
@@ -369,10 +369,10 @@
     int qpc;
     int chromaQPOffset = slice->getPPS()->getChromaCbQpOffset() + slice->getSliceQpDeltaCb();
     qpc = Clip3(0, 70, qp + chromaQPOffset);
-    double cbWeight = pow(2.0, (qp - g_chromaScale[qpc])); // takes into account of the chroma qp mapping and chroma qp Offset
+    double cbWeight = pow(2.0, (qp - g_chromaScale[slice->getSPS()->getChromaFormatIdc()][qpc])); // takes into account of the chroma qp mapping and chroma qp Offset
     chromaQPOffset = slice->getPPS()->getChromaCrQpOffset() + slice->getSliceQpDeltaCr();
     qpc = Clip3(0, 70, qp + chromaQPOffset);
-    double crWeight = pow(2.0, (qp - g_chromaScale[qpc])); // takes into account of the chroma qp mapping and chroma qp Offset
+    double crWeight = pow(2.0, (qp - g_chromaScale[slice->getSPS()->getChromaFormatIdc()][qpc])); // takes into account of the chroma qp mapping and chroma qp Offset
     double chromaLambda = lambda / crWeight;
 
     // NOTE: set SAO lambda every Frame
diff -r 4811da38078c -r f7d21da102ac source/encoder/framefilter.cpp
--- a/source/encoder/framefilter.cpp	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/encoder/framefilter.cpp	Tue Jan 07 16:44:39 2014 +0530
@@ -64,6 +64,9 @@
     m_cfg = top;
     m_numRows = numRows;
 
+    m_hChromaShift = CHROMA_H_SHIFT(m_cfg->getColorFormat());
+    m_vChromaShift = CHROMA_V_SHIFT(m_cfg->getColorFormat());
+
     // NOTE: for sao only, I write this code because I want to exact match with HM's bug bitstream
     m_rdGoOnSbacCoderRow0 = rdGoOnSbacCoder;
 
@@ -77,7 +80,7 @@
         m_sao.setSaoLcuBoundary(top->param.saoLcuBoundary);
         m_sao.setSaoLcuBasedOptimization(top->param.saoLcuBasedOptimization);
         m_sao.setMaxNumOffsetsPerPic(top->getMaxNumOffsetsPerPic());
-        m_sao.create(top->param.sourceWidth, top->param.sourceHeight, g_maxCUWidth, g_maxCUHeight);
+        m_sao.create(top->param.sourceWidth, top->param.sourceHeight, g_maxCUWidth, g_maxCUHeight, m_cfg->getColorFormat());
         m_sao.createEncBuffer();
     }
 
@@ -222,8 +225,8 @@
 
     // Border extend Left and Right
     primitives.extendRowBorder(recon->getLumaAddr(lineStartCUAddr), recon->getStride(), recon->getWidth(), realH, recon->getLumaMarginX());
-    primitives.extendRowBorder(recon->getCbAddr(lineStartCUAddr), recon->getCStride(), recon->getWidth() >> 1, realH >> 1, recon->getChromaMarginX());
-    primitives.extendRowBorder(recon->getCrAddr(lineStartCUAddr), recon->getCStride(), recon->getWidth() >> 1, realH >> 1, recon->getChromaMarginX());
+    primitives.extendRowBorder(recon->getCbAddr(lineStartCUAddr), recon->getCStride(), recon->getWidth() >> m_hChromaShift, realH >> m_vChromaShift, recon->getChromaMarginX());
+    primitives.extendRowBorder(recon->getCrAddr(lineStartCUAddr), recon->getCStride(), recon->getWidth() >> m_hChromaShift, realH >> m_vChromaShift, recon->getChromaMarginX());
 
     // Border extend Top
     if (row == 0)
@@ -252,8 +255,8 @@
         const intptr_t stride = recon->getStride();
         const intptr_t strideC = recon->getCStride();
         pixel *pixY = recon->getLumaAddr(lineStartCUAddr) - recon->getLumaMarginX() + (realH - 1) * stride;
-        pixel *pixU = recon->getCbAddr(lineStartCUAddr) - recon->getChromaMarginX() + ((realH >> 1) - 1) * strideC;
-        pixel *pixV = recon->getCrAddr(lineStartCUAddr) - recon->getChromaMarginX() + ((realH >> 1) - 1) * strideC;
+        pixel *pixU = recon->getCbAddr(lineStartCUAddr) - recon->getChromaMarginX() + ((realH >> m_vChromaShift) - 1) * strideC;
+        pixel *pixV = recon->getCrAddr(lineStartCUAddr) - recon->getChromaMarginX() + ((realH >> m_vChromaShift) - 1) * strideC;
 
         for (int y = 0; y < recon->getLumaMarginY(); y++)
         {
@@ -290,8 +293,8 @@
 
         uint64_t ssdY = computeSSD(orig->getLumaAddr(cuAddr), recon->getLumaAddr(cuAddr), stride, width, height);
 
-        height >>= 1;
-        width  >>= 1;
+        height >>= m_vChromaShift;
+        width  >>= m_hChromaShift;
         stride = recon->getCStride();
 
         uint64_t ssdU = computeSSD(orig->getCbAddr(cuAddr), recon->getCbAddr(cuAddr), stride, width, height);
@@ -337,8 +340,8 @@
 
         updateMD5Plane(m_pic->m_state[0], recon->getLumaAddr(cuAddr), width, height, stride);
 
-        width >>= 1;
-        height >>= 1;
+        width  >>= m_hChromaShift;
+        height >>= m_vChromaShift;
         stride = recon->getCStride();
 
         updateMD5Plane(m_pic->m_state[1], recon->getCbAddr(cuAddr), width, height, stride);
@@ -356,8 +359,8 @@
         }
         updateCRC(recon->getLumaAddr(cuAddr), m_pic->m_crc[0], height, width, stride);
 
-        width >>= 1;
-        height >>= 1;
+        width  >>= m_hChromaShift;
+        height >>= m_vChromaShift;
         stride = recon->getCStride();
 
         updateCRC(recon->getCbAddr(cuAddr), m_pic->m_crc[1], height, width, stride);
@@ -374,10 +377,10 @@
             m_pic->m_checksum[0] = m_pic->m_checksum[1] = m_pic->m_checksum[2] = 0;
         }
         updateChecksum(recon->getLumaAddr(), m_pic->m_checksum[0], height, width, stride, row, cuHeight);
-        width >>= 1;
-        height >>= 1;
+        width  >>= m_hChromaShift;
+        height >>= m_vChromaShift;
         stride = recon->getCStride();
-        cuHeight >>= 1;
+        cuHeight >>= m_vChromaShift;
         updateChecksum(recon->getCbAddr(), m_pic->m_checksum[1], height, width, stride, row, cuHeight);
         updateChecksum(recon->getCrAddr(), m_pic->m_checksum[2], height, width, stride, row, cuHeight);
     }
diff -r 4811da38078c -r f7d21da102ac source/encoder/framefilter.h
--- a/source/encoder/framefilter.h	Mon Jan 06 23:15:58 2014 -0600
+++ b/source/encoder/framefilter.h	Tue Jan 07 16:44:39 2014 +0530
@@ -59,6 +59,9 @@
     TEncCfg*                    m_cfg;
     TComPic*                    m_pic;
 
+    int                         m_hChromaShift;
+    int                         m_vChromaShift;
+
 public:
 
     TComLoopFilter              m_loopFilter;


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