[vlc-devel] Re: Timestamps coding while transcoding

[Kuldipsingh Pabla]

Hi Bo,

I appreciate your reply. Do you mean to say that the while transcoding, 
the timestamps info is already stored in an index of mp4? If so, how do 
I retrieve it to display during playback?

Thanx in advance,

-Kuldip

bo shi wrote:
> In my opinion, mpeg4 timestamp is stored in index, mp4 use an ISO 
> container to store the video and audio data
> 
> On 6/13/06, *Kuldipsingh Pabla* <Kuldipsingh.Pabla at sun.com 
> <mailto:Kuldipsingh.Pabla at sun.com>> wrote:
> 
>     Hi VLC Gurus,
> 
>     I am transcoding from High res MPEG2 to low res MPEG4 using VLC. The
>     MPEG2 file has timestamp info in it. How do I store the same info in
>     the
>     MPEG4 while transcoding? Also, while playing back MPEG4, how do I
>     retrieve the timestamps to display it back?
> 
>     Also, currently, while playing the MPEG2, I see that lip syncing is out
>     of order. I see the lip action before the audio connected with it. How
>     do I fix it?
> 
>     Thanx,
> 
>     -Kuldip
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