tree 734b6af2904d36d3a5c3446f76c5b49a83bc2f25
parent 0424e74a0e1e22e30173267dd2f9401d71c0eff2
author Nigel Tao <nigeltao@golang.org> 1403824455 +1000
committer Nigel Tao <nigeltao@golang.org> 1403824455 +1000
golang-hg 9e772e41e630757245022ba46b3b70045308f48a

go.image/vp8: remove the filter look-up tables.

The benchmarks are a little slower, but the code is shorter.

benchmark                          old ns/op     new ns/op     delta
BenchmarkDecodeVP8SimpleFilter     621950        644184        +3.57%
BenchmarkDecodeVP8NormalFilter     4045745       4269431       +5.53%

LGTM=r
R=r, minux, ruiu
CC=golang-codereviews
https://golang.org/cl/108140045