[Standards] Binary data over XMPP

Jesus Cea jcea at argo.es
Tue Nov 27 23:20:38 UTC 2007


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Dave Cridland wrote:
> Note that compressing first, then base64 encoding, then compressing
> *again* actually gave better results than base64 *then* compressing,
> meaning that almost every file transfer we do under base64 should be
> compressed first.

But if you compress the output before sending, you have again 8 bit data
that you must encode to send inside XMPP.

The question is: if you compress before base64, you send less data.
Sure. But that is orthogonal to the baseX encoding.

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