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fix a calculation of fAverageFrameRate

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This commit is contained in:
Sijia Chen 2014-11-11 16:12:38 -08:00
parent 54c677cdd7
commit cd5928d397
2 changed files with 15 additions and 3 deletions
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6
codec/encoder/plus/src/welsEncoderExt.cpp
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@ -616,9 +616,11 @@ void CWelsH264SVCEncoder::UpdateStatistics (const int64_t kiCurrentFrameTs, EVid
pStatistics->uiSkippedFrameCount += (kbCurrentFrameSkipped ? 1 : 0);
// rate control related
if (0 != m_pEncContext->uiStartTimestamp && kiCurrentFrameTs > m_pEncContext->uiStartTimestamp + 800) {
pStatistics->fAverageFrameRate = (float) (pStatistics->uiInputFrameCount * 1000 /
if (0 != m_pEncContext->uiStartTimestamp) {
if (kiCurrentFrameTs > m_pEncContext->uiStartTimestamp + 800) {
pStatistics->fAverageFrameRate = (static_cast<float> (pStatistics->uiInputFrameCount) * 1000 /
(kiCurrentFrameTs - m_pEncContext->uiStartTimestamp));
}
} else {
m_pEncContext->uiStartTimestamp = kiCurrentFrameTs;
}

10
test/encoder/EncUT_EncoderExt.cpp
View File

@ -124,6 +124,7 @@ void EncoderInterfaceTest::EncodeOneIDRandP (ISVCEncoder* pPtrEnc) {
EXPECT_EQ (iResult, static_cast<int> (cmResultSuccess));
EXPECT_EQ (sFbi.eFrameType, static_cast<int> (videoFrameTypeIDR));
pSrcPic->uiTimeStamp += 30;
iResult = pPtrEnc->EncodeFrame (pSrcPic, &sFbi);
EXPECT_EQ (iResult, static_cast<int> (cmResultSuccess));
EXPECT_NE (sFbi.eFrameType, static_cast<int> (videoFrameTypeIDR));
@ -687,6 +688,7 @@ void EncoderInterfaceTest::ChangeResolutionAndCheckStatistics (const SEncParamBa
// 3, code one frame
PrepareOneSrcFrame();
pSrcPic->uiTimeStamp = 30 * pEncoderStatistics->uiInputFrameCount;
iResult = pPtrEnc->EncodeFrame (pSrcPic, &sFbi);
EXPECT_EQ (iResult, static_cast<int> (cmResultSuccess));
iResult = pPtrEnc->GetOption (ENCODER_OPTION_GET_STATISTICS, pEncoderStatistics);
@ -738,6 +740,14 @@ TEST_F (EncoderInterfaceTest, GetStatistics) {
sEncParamBase.iPicHeight = (sEncParamBase.iPicHeight % 16) + 1; //try 1~16
ChangeResolutionAndCheckStatistics (sEncParamBase, &sEncoderStatistics);
// try timestamp and frame rate
pSrcPic->uiTimeStamp = 1000;
iResult = pPtrEnc->EncodeFrame (pSrcPic, &sFbi);
EXPECT_EQ (iResult, static_cast<int> (cmResultSuccess));
iResult = pPtrEnc->GetOption (ENCODER_OPTION_GET_STATISTICS, &sEncoderStatistics);
EXPECT_EQ (iResult, static_cast<int> (cmResultSuccess));
EXPECT_EQ (static_cast<int> (sEncoderStatistics.fAverageFrameRate), sEncoderStatistics.uiInputFrameCount);
// 4, change log interval
int32_t iInterval = 0;
iResult = pPtrEnc->GetOption (ENCODER_OPTION_STATISTICS_LOG_INTERVAL, &iInterval);