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Participant
April 17, 2007
Question

Audio Video Sync Problem Streaming Long FLV

  • April 17, 2007
  • 1 reply
  • 573 views
We are streaming long FLVs (about 1.5-2 hour-long) and they start loosing audio/video sync after about 10 minutes. The audio falls progressively behind the video the longer it plays. Skipping to different points in the stream does not reduce the sync problem. Jump to the beginning: no sync problem. Jump to the middle: noticeable delay. Scrub to the end:
more delay.

If we play the same FLVs with progressive-download, the sync is perfect.

Does anybody face with that problem? Is there any way to avoid it?
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    1 reply

    April 17, 2007
    What sampling rate is the audio encoded at? I seem to remember reading something about FMS having trouble combining samples when the rate is at 5 or 8kHz.