Thanks for the reply.
Does it mean that timestamping in the code snippet below is wrong?
Pathos> From: [EMAIL PROTECTED]> To: [email protected]> Date: Wed, 9 Jul
2008 13:32:25 -0400> Subject: Re: [libav-user] Directshow MPEG-1 timestamp> >
Try timestamping your media samples using your own calculated timestamps as >
the samples leave your decoder rather than the timestamps from libavcodec.> > >
----- Original Message ----- > From: "John Smith" <[EMAIL PROTECTED]>> To:
<[email protected]>> Sent: Wednesday, July 09, 2008 3:47 AM> Subject:
[libav-user] Directshow MPEG-1 timestamp> > > >> > Hi,> >> > I wrote a
directshow filter using libavcodec to play MPEG 1/2.> > For MPEG 2, it's OK.
But for MPEG 1, it flickers all the time.> > Maybe there are some differences
in timestamping between MPEG 1 and MPEG > > 2?> >> > Thanks in advance,> >> >
Pathos> >> >> > REFERENCE_TIME rtStart, rtStop;> > pIn->GetTime(&rtStart,
&rtStop);> > if (!rtLastTime || (pIn->IsDiscontinuity() == S_OK) || rtStart <
0)> > {> > if (rtStart > 0 )> > rtLastTime = rtStart;> > else> > rtLastTime +=
rtFrameTime;> > }> >> > REFERENCE_TIME endtime = rtLastTime + rtFrameTime;> >
pOut->SetTime(&rtLastTime, &endtime);> > rtLastTime = endtime;> >> > hr =
m_pOutput->Deliver(pOut);> >> >> >
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