Implement a NEON version of the RGBA gaussian blur. This shows a 9-15% speedup on Nexus-10.
R=mtklein@google.com, mtklein
before:
running bench [640 480] blur_image_filter_large_10.00_10.00 8888: cmsecs = 33063.23
running bench [640 480] blur_image_filter_small_10.00_10.00 8888: cmsecs = 32800.25
running bench [640 480] blur_image_filter_large_1.00_1.00 8888: cmsecs = 33017.88
running bench [640 480] blur_image_filter_small_1.00_1.00 8888: cmsecs = 32743.35
running bench [640 480] blur_image_filter_large_0.00_1.00 8888: cmsecs = 21024.04
running bench [640 480] blur_image_filter_large_0.00_10.00 8888: cmsecs = 22904.15
running bench [640 480] blur_image_filter_large_1.00_0.00 8888: cmsecs = 18738.08
running bench [640 480] blur_image_filter_large_10.00_0.00 8888: cmsecs = 18798.98
after:
running bench [640 480] blur_image_filter_large_10.00_10.00 8888: cmsecs = 30180.96
running bench [640 480] blur_image_filter_small_10.00_10.00 8888: cmsecs = 29861.90
running bench [640 480] blur_image_filter_large_1.00_1.00 8888: cmsecs = 30178.98
running bench [640 480] blur_image_filter_small_1.00_1.00 8888: cmsecs = 29911.25
running bench [640 480] blur_image_filter_large_0.00_1.00 8888: cmsecs = 19344.35
running bench [640 480] blur_image_filter_large_0.00_10.00 8888: cmsecs = 19957.07
running bench [640 480] blur_image_filter_large_1.00_0.00 8888: cmsecs = 17158.84
running bench [640 480] blur_image_filter_large_10.00_0.00 8888: cmsecs = 17330.73
Review URL: https://codereview.chromium.org/99933004
git-svn-id: http://skia.googlecode.com/svn/trunk/src@12486 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed
