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4 Commits

Author SHA1 Message Date
James Zern
948d4fe94f silence a msvc build warning 
implicit double -> float conversion; avoiding sqrtf (c99) for
compatibility

Change-Id: If9b367dde237fc5173c1445cc60b16aa6ad2821c
 2011-12-19 23:04:01 -08:00
Pascal Massimino
6aac1df17b add a bunch of missing 'extern "C"' 
Change-Id: I8c0ada049ce9fa7ef14164b90d58e999cdabba53
 2011-12-13 10:51:32 -08:00
James Zern
67228734dc cosmetics after e1947a9 
indent / spelling / line length & a couple missing consts

Change-Id: Id282cb7bc6881d4738a3d9fa912b5b22a007c4d2
 2011-11-30 18:51:20 -08:00
Vikas Arora
e1947a9299 Add Alpha encode/decode code. 
Add code for Alpha encoding & decoding. The alpha compression is done
via backward reference counts encoded with Arithmetic encoder (TCoder).
Also provided is lossy Alpha pre-processing option via level-quantizations
using kNN heuristic.

Change-Id: Ib6b13530c1a4ab6493edcb586ad29fe242bc1766
 2011-11-30 17:53:09 +05:30