Commit Graph

1 Commits

Author SHA1 Message Date
James Yu
81ad047ee5 VP8 for ARMv8 by using NEON intrinsics 06
Add idct_dequant_full_2x_neon.c
- idct_dequant_full_2x_neon

==== Summary of apply VP8 decode patch series ====
Benchmark on Samsung Chromebook, Cortex-A15, 1.7GHz, Dual core
Toolchain: linaro-1.13.1-4.8-2014.01
Compile argument: CROSS=arm-linux-gnueabihf- ../libvpx/configure
                     --target=armv7-linux-gcc --prefix=$HOME/out
                     --enable-shared --cpu=cortex-a7
Test argument: vpxdec --summary --noblit ./tears_of_steel_1080p.webm

NEON assembly   46.68 (fps)
Apply patch 06  46.65, -0.03
Apply patch 07  46.86, +0.21
Apply patch 08  46.58, -0.28
Apply patch 09  46.57, -0.01
Apply patch 10  46.51, -0.06
Apply patch 11  46.13, -0.38
Apply patch 12  45.42, -0.71
Apply patch 13  46.06, +0.64
Apply patch 14  45.19, -0.87
Apply patch 15  45.93, +0.74
Apply patch 16  45.48, -0.45
Apply patch 17  45.84, +0.36
Apply patch 18  45.91, +0.07  <= With all NEON intrinsics patches
                 Total -0.77 fps, 1.65% performance regression

Change-Id: I77bfc9eaccfb97b8d401e949ceff8795e26ca6b7
Signed-off-by: James Yu <james.yu@linaro.org>
2014-05-02 11:57:47 +08:00