shithub: openh264

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Bugzilla 1479656, 1485229 and 1486223 fixes without mixing with other update.

--- a/codec/decoder/core/src/deblocking.cpp

+++ b/codec/decoder/core/src/deblocking.cpp

@@ -148,13 +148,13 @@

     8,  9,  12, 13, 10, 11, 14, 15

   },

 };

-

+//fix Bugzilla 1486223

 #define TC0_TBL_LOOKUP(tc, iIndexA, pBS, bChroma) \

 {\

-  tc[0] = g_kiTc0Table(iIndexA)[pBS[0]] + bChroma;\

-  tc[1] = g_kiTc0Table(iIndexA)[pBS[1]] + bChroma;\

-  tc[2] = g_kiTc0Table(iIndexA)[pBS[2]] + bChroma;\

-  tc[3] = g_kiTc0Table(iIndexA)[pBS[3]] + bChroma;\

+  tc[0] = g_kiTc0Table(iIndexA)[pBS[0] & 3] + bChroma;\

+  tc[1] = g_kiTc0Table(iIndexA)[pBS[1] & 3] + bChroma;\

+  tc[2] = g_kiTc0Table(iIndexA)[pBS[2] & 3] + bChroma;\

+  tc[3] = g_kiTc0Table(iIndexA)[pBS[3] & 3] + bChroma;\

 }

 void inline DeblockingBSInsideMBAvsbase (int8_t* pNnzTab, uint8_t nBS[2][4][4], int32_t iLShiftFactor) {

--- a/codec/decoder/core/src/decode_slice.cpp

+++ b/codec/decoder/core/src/decode_slice.cpp

@@ -210,12 +210,6 @@

   } else {

     if (pCtx->pTempDec == NULL)

       pCtx->pTempDec = AllocPicture (pCtx, pCtx->pSps->iMbWidth << 4, pCtx->pSps->iMbHeight << 4);

-    else {

-      if (pCtx->pTempDec->iLinesize[0] != pCtx->pDec->iLinesize[0]) {

-        FreePicture (pCtx->pTempDec, pCtx->pMemAlign);

-        pCtx->pTempDec = AllocPicture (pCtx, pCtx->pSps->iMbWidth << 4, pCtx->pSps->iMbHeight << 4);

-      }

-    }

     uint8_t*   pTempDstYCbCr[3];

     uint8_t*   pDstYCbCr[3];

     pTempDstYCbCr[0] = pCtx->pTempDec->pData[0] + ((iMbY * iLumaStride + iMbX) << 4);

--- a/codec/decoder/core/src/decoder.cpp

+++ b/codec/decoder/core/src/decoder.cpp

@@ -825,7 +825,11 @@

   int32_t iErr = ERR_NONE;

   const int32_t kiPicWidth    = kiMbWidth << 4;

   const int32_t kiPicHeight   = kiMbHeight << 4;

-

+  //fix Bugzilla Bug1479656 reallocate temp dec picture

+  if (pCtx->pTempDec != NULL) {

+    FreePicture (pCtx->pTempDec, pCtx->pMemAlign);

+    pCtx->pTempDec = AllocPicture (pCtx, pCtx->pSps->iMbWidth << 4, pCtx->pSps->iMbHeight << 4);

+  }

   bool bReallocFlag = false;

   iErr = WelsRequestMem (pCtx, kiMbWidth, kiMbHeight, bReallocFlag); // common memory used

   if (ERR_NONE != iErr) {

--- a/codec/decoder/core/src/decoder_core.cpp

+++ b/codec/decoder/core/src/decoder_core.cpp

@@ -381,10 +381,13 @@

   if (pCurDqLayer->bUseWeightedBiPredIdc && pSliceHeader->pPps->uiWeightedBipredIdc == 2) {

     int32_t iPoc = pSliceHeader->iPicOrderCntLsb;

-    if (pSliceHeader->uiRefCount[0] == 1 && pSliceHeader->uiRefCount[1] == 1

-        && pCtx->sRefPic.pRefList[LIST_0][0]->iFramePoc + pCtx->sRefPic.pRefList[LIST_1][0]->iFramePoc == 2 * iPoc) {

-      pCurDqLayer->bUseWeightedBiPredIdc = false;

-      return;

+    //fix Bugzilla 1485229 check if pointers are NULL

+    if (pCtx->sRefPic.pRefList[LIST_0][0] && pCtx->sRefPic.pRefList[LIST_1][0]) {

+      if (pSliceHeader->uiRefCount[0] == 1 && pSliceHeader->uiRefCount[1] == 1

+          && pCtx->sRefPic.pRefList[LIST_0][0]->iFramePoc + pCtx->sRefPic.pRefList[LIST_1][0]->iFramePoc == 2 * iPoc) {

+        pCurDqLayer->bUseWeightedBiPredIdc = false;

+        return;

+      }

     }

     pCurDqLayer->pPredWeightTable->uiLumaLog2WeightDenom = 5;