What's the main method of ffmpeg a/v sync?

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Weyllor

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Dec 10, 2006, 9:59:58 AM12/10/06
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My program failed in sync when transcode from wmv3/wmav2 to h.264/aac.
Any suggestion is welcome.

Weyllor

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Dec 11, 2006, 11:26:53 AM12/11/06
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because wmv is Variable Frame Rate, how could i make the transcoded
video sync with audio?

Smart Song

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Dec 11, 2006, 7:23:19 PM12/11/06
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Calc pts and dts ,then add stts atom in mp4 format


On 12/12/06, Weyllor <wey...@gmail.com> wrote:

because wmv is Variable Frame Rate, how could i make the transcoded
video sync with audio?





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Weyllor

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Dec 12, 2006, 11:22:43 AM12/12/06
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and how to calc them? must i discard some frames in case of more frames
out for need in const frame rate? and new some frame in case of laking
of frames? my container is MPEG-TS.

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