Jingning Han 6d21cbd20b Enable SSSE3 inverse 2D-DCT with 10 non-zero coeffs
This commit enables SSSE3 implementation of the inverse 2D-DCT
with only first 10 coefficients non-zero. It reduces the runtime
of SSE2 version from 745 cycles to 538 cycles, i.e., 27% speed-up.

Change-Id: I18ba4128859b09c704a6ee361d69a86c09fe8dfe
2014-05-28 10:53:33 -07:00
..