[Icecast] Meta Data for opus and FLAC do not work

[Michel van Dop]

Hi Paul Martin, 

Thank you for the information. I send it to the developer of Playout
software of ProppFrexx on air. 

Best regards, 

Michel 

Paul Martin schreef op 2019-08-14 19:10:

> On Tue, Aug 13, 2019 at 09:25:41AM +0200, Michel van Dop wrote: 
> 
>> I try to find out how to update the meta data on a flac or opus stream.
> 
> To expand on the other response.  If there is metadata in the FLAC or
> Opus (Ogg) stream, Icecast will not modify it.
> 
>> Look like its not support this formats. And update interface do not
>> work.
> 
> Icecast's update interface is only implemented for MP3, AAC and
> possibly Vorbis streams, as metadata updates for MP3 and AAC are not
> possible except as out-of-band ICY updates.
> 
> (Yes, it's annoying that there is this inconsistency.)
> 
> In addition, many clients are not able to accept metadata updates as
> part of the Ogg (FLAC, Vorbis, Opus) stream, expecting ICY metadata
> only.
> 
> Also, some buggy clients consider a change of metadata in an Ogg
> stream (which is usually accompanied by a change in stream serial
> number) as being the end of streaming, and will stop playback on a
> metadata change.

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