[pgpointcloud] RLE and SIGBITS heuristics

Paul Ramsey pramsey at cleverelephant.ca
Wed Apr 15 08:20:59 PDT 2015


Is there not enough gain in doing XYZ together to bother w/?


-- 
Paul Ramsey
http://cleverelephant.ca
http://postgis.net

On April 15, 2015 at 5:20:12 PM, Howard Butler (howard at hobu.co) wrote:


> On Apr 15, 2015, at 10:08 AM, Paul Ramsey <pramsey at cleverelephant.ca> wrote:  
>  
> Does LazPerf have configurability to tell it to bind dimensions together or is it strictly by dimension ATM?  

It has the ability to bind dimensions together (this is an xyz unit, this is a las::point0, etc), but we don’t do that for the database compression stuff we’re doing in PDAL because it would mean assuming things about the data. We could probably get away with that for xyz, but not so much after that.  

Howard
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