shithub: openh264

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fix iAvgLumaQp in decStat

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

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

@@ -1017,10 +1017,15 @@

   //update QP info

   int32_t iTotalQp = 0;

   const int32_t kiMbNum = pCurDq->iMbWidth * pCurDq->iMbHeight;

+  int32_t iCorrectMbNum = 0;

   for (int32_t iMb = 0; iMb < kiMbNum; ++iMb) {

+    iCorrectMbNum += (int32_t) pCurDq->pMbCorrectlyDecodedFlag[iMb];

     iTotalQp += pCurDq->pLumaQp[iMb] * pCurDq->pMbCorrectlyDecodedFlag[iMb];

   }

-  iTotalQp /= kiMbNum;

+  if (iCorrectMbNum == 0) //non MB is correct, should remain QP statistic info

+    iTotalQp = pDecStat->iAvgLumaQp;

+  else

+    iTotalQp /= iCorrectMbNum;

   if (pDecStat->uiDecodedFrameCount + 1 == 0) { //maximum uint32_t reached

     ResetDecStatNums (pDecStat);

     pDecStat->iAvgLumaQp = iTotalQp;

--- a/codec/decoder/plus/src/welsDecoderExt.cpp

+++ b/codec/decoder/plus/src/welsDecoderExt.cpp

@@ -403,11 +403,13 @@

     memcpy (pDecoderStatistics, &m_pDecContext->sDecoderStatistics, sizeof (SDecoderStatistics));

-    pDecoderStatistics->fAverageFrameSpeedInMs = (float) (m_pDecContext->dDecTime) /

-        (m_pDecContext->sDecoderStatistics.uiDecodedFrameCount);

-    pDecoderStatistics->fActualAverageFrameSpeedInMs = (float) (m_pDecContext->dDecTime) /

-        (m_pDecContext->sDecoderStatistics.uiDecodedFrameCount + m_pDecContext->sDecoderStatistics.uiFreezingIDRNum +

-         m_pDecContext->sDecoderStatistics.uiFreezingNonIDRNum);

+    if (m_pDecContext->sDecoderStatistics.uiDecodedFrameCount != 0) { //not original status

+      pDecoderStatistics->fAverageFrameSpeedInMs = (float) (m_pDecContext->dDecTime) /

+          (m_pDecContext->sDecoderStatistics.uiDecodedFrameCount);

+      pDecoderStatistics->fActualAverageFrameSpeedInMs = (float) (m_pDecContext->dDecTime) /

+          (m_pDecContext->sDecoderStatistics.uiDecodedFrameCount + m_pDecContext->sDecoderStatistics.uiFreezingIDRNum +

+           m_pDecContext->sDecoderStatistics.uiFreezingNonIDRNum);

+    }

     return cmResultSuccess;

   }

--- a/test/decoder/DecUT_DecExt.cpp

+++ b/test/decoder/DecUT_DecExt.cpp

@@ -105,7 +105,7 @@

   m_sDecParam.eEcActiveIdc = (ERROR_CON_IDC) (rand() & 7);

   m_sDecParam.sVideoProperty.size = sizeof (SVideoProperty);

   m_sDecParam.sVideoProperty.eVideoBsType = VIDEO_BITSTREAM_DEFAULT;

-  

+

   m_pData[0] = m_pData[1] = m_pData[2] = NULL;

   m_szBuffer[0] = m_szBuffer[1] = m_szBuffer[2] = 0;

   m_szBuffer[3] = 1;

@@ -502,6 +502,10 @@

   int32_t iError = 0;

   ValidInit();

+  //GetOption before decoding

+  m_pDec->GetOption (DECODER_OPTION_GET_STATISTICS, &sDecStatic);

+  EXPECT_EQ (0u, sDecStatic.uiDecodedFrameCount);

+  EXPECT_TRUE (-1 == sDecStatic.iAvgLumaQp);

   // setoption not support,

   eRet = (CM_RETURN)m_pDec->SetOption (DECODER_OPTION_GET_STATISTICS, NULL);

   EXPECT_EQ (eRet, cmInitParaError);