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StereoBM implementation WUI update#15180

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opencv-pushbot merged 1 commit intoopencv:3.4from
terfendail:wintr_stereobm
Oct 17, 2019
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StereoBM implementation WUI update#15180
opencv-pushbot merged 1 commit intoopencv:3.4from
terfendail:wintr_stereobm

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@terfendail terfendail commented Jul 29, 2019 •
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This pullrequest changes

StereoBM algorithm updated to use wide universal intrinsics

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terfendail commented Jul 29, 2019 •
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[19/1824] Performance for SSE2 baseline
Performance test Reference time PR time Speedup
BM::TestStereoCorrespBM::(640x480, 128) 12.507 12.020 1.04
BM::TestStereoCorrespBM::(640x480, 256) 16.037 16.181 0.99
BM::TestStereoCorrespBM::(1280x720, 128) 44.699 43.638 1.02
BM::TestStereoCorrespBM::(1280x720, 256) 80.231 76.881 1.04
Performance for SSE3 baseline
Performance test Reference time PR time Speedup
BM::TestStereoCorrespBM::(640x480, 128) 12.518 12.255 1.02
BM::TestStereoCorrespBM::(640x480, 256) 15.897 16.644 0.96
BM::TestStereoCorrespBM::(1280x720, 128) 45.305 45.842 0.99
BM::TestStereoCorrespBM::(1280x720, 256) 76.898 80.197 0.96
Performance for SSE4_2 baseline
Performance test Reference time PR time Speedup
BM::TestStereoCorrespBM::(640x480, 128) 12.010 11.286 1.06
BM::TestStereoCorrespBM::(640x480, 256) 15.879 15.675 1.01
BM::TestStereoCorrespBM::(1280x720, 128) 44.262 42.873 1.03
BM::TestStereoCorrespBM::(1280x720, 256) 78.511 76.700 1.02
Performance for AVX2 baseline
Performance test Reference time PR time Speedup
BM::TestStereoCorrespBM::(640x480, 128) 11.602 9.447 1.23
BM::TestStereoCorrespBM::(640x480, 256) 14.756 12.457 1.18
BM::TestStereoCorrespBM::(1280x720, 128) 43.042 33.836 1.27
BM::TestStereoCorrespBM::(1280x720, 256) 73.249 64.498 1.14

@terfendail terfendail changed the title Wintr stereobm StereoSGBM implementation WUI update Jul 29, 2019
@terfendail terfendail force-pushed the wintr_stereobm branch 2 times, most recently from 4bf2cc7 to 42bf70b Compare August 1, 2019 13:54
@terfendail terfendail force-pushed the wintr_stereobm branch 7 times, most recently from 769503e to 418f344 Compare August 27, 2019 11:16
@terfendail terfendail changed the title StereoSGBM implementation WUI update StereoBM implementation WUI update Aug 27, 2019
@terfendail terfendail requested a review from alalek October 8, 2019 18:04
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alalek approved these changes Oct 17, 2019
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Well done! Thank you 👍

opencv-pushbot pushed a commit that referenced this pull request Oct 17, 2019
@alalek
Merge pull request #15180 from terfendail:wintr_stereobm
34df28d
@opencv-pushbot opencv-pushbot merged commit 0a1b957 into opencv:3.4 Oct 17, 2019
@terfendail terfendail deleted the wintr_stereobm branch October 18, 2019 08:41
This was referenced Oct 18, 2019
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@terfendail terfendail mentioned this pull request Jun 5, 2020
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