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authorSiarhei Siamashka <siarhei.siamashka@nokia.com>2010-11-10 06:05:50 +0200
committerSiarhei Siamashka <siarhei.siamashka@nokia.com>2010-11-10 06:34:45 +0200
commit8a20111152bbe1d7f61fef089672c7f596ba7c81 (patch)
treeaf6bca1557c6e1a38671e2fe01f9705c14039063 /release
parent5e5540254137b18be88653a7681d776f26eceb53 (diff)
ARM NEON optimizations for quantization code in 'forward_DCT'HEADmaster
Integer divisions replaced with floating point multiplications. Code is still bitexact (calculations produce the same results for all the possible range of input values). This optimized function is now almost 3x faster than original C variant and improves encoding performance somewhat.
Diffstat (limited to 'release')
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