[Mp4-tech] handling hint tracks in a client

[Ye-Kui.Wang nokia.com]

Hint tracks are only used to guide packetization, and the metadata information is not transmitted to the client side. Information helpful for depacketization is within RTP payload structures.  
BR, YK
> -----Original Message-----
> From: mp4-tech-bounces lists.mpegif.org 
> [mailto:mp4-tech-bounces lists.mpegif.org]On Behalf Of ext 
> Sent: 08 April, 2005 19:32
> To: mp4-tech lists.mpegif.org
> Subject: [Mp4-tech] handling hint tracks in a client
> 
> 
> Hi, 
> 
> I have a general question about how hint tracks are handled 
> on client such an MP4 player.
> I know the mp4 specs require hint tracks to be ignored for 
> local playback 
> since they are used to guide protocol-specific packetization.
> 
> What I don't know is if hint tracks are used to guide 
> depacketization on a client.
> In particular, are hint tracks typically ignored by clients 
> in the streaming (network) case or 
> are they actually used for depacketization? Does the server 
> even send hint tracks to a 
> client when it is streaming?
> 
> Thanks,
> Arnel
> 
> 
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