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Merge pull request #26271 from fengyuentau:imgproc/warpperspective_opt
imgproc: add optimized warpPerspective linear kernels for inputs of type CV_8U/16U/32F+C1/C3/C4 Merge with https://github.com/opencv/opencv_extra/pull/1214 ## Performance ### Apple Mac Mini (M2, 16GB memory) ``` Geometric mean (ms) Name of Test base patch patch vs base (x-factor) WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 8UC1) 0.397 0.119 3.34 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 16UC1) 0.412 0.155 2.65 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 32FC1) 0.382 0.134 2.85 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 8UC3) 0.562 0.201 2.80 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 16UC3) 0.580 0.279 2.07 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 32FC3) 0.477 0.269 1.78 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 8UC4) 0.536 0.221 2.43 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 16UC4) 0.662 0.328 2.02 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 32FC4) 0.511 0.325 1.57 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 8UC1) 0.433 0.171 2.54 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 16UC1) 0.452 0.204 2.21 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 32FC1) 0.410 0.180 2.27 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 8UC3) 0.624 0.243 2.57 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 16UC3) 0.636 0.331 1.92 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 32FC3) 0.511 0.315 1.62 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 8UC4) 0.604 0.281 2.15 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 16UC4) 0.712 0.393 1.81 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 32FC4) 0.552 0.368 1.50 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 8UC1) 0.768 0.214 3.58 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 16UC1) 0.743 0.260 2.86 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 32FC1) 0.722 0.235 3.07 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 8UC3) 1.091 0.333 3.28 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 16UC3) 1.035 0.453 2.29 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 32FC3) 0.955 0.442 2.16 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 8UC4) 1.097 0.364 3.01 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 16UC4) 1.141 0.547 2.09 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 32FC4) 1.015 0.591 1.72 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 8UC1) 1.012 1.006 1.01 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 16UC1) 0.996 1.060 0.94 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 32FC1) 0.930 0.993 0.94 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 8UC3) 1.560 1.260 1.24 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 16UC3) 1.374 1.410 0.97 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 32FC3) 1.212 1.292 0.94 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 8UC4) 1.702 1.354 1.26 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 16UC4) 1.554 1.522 1.02 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 32FC4) 1.342 1.435 0.94 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 8UC1) 1.561 0.364 4.29 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 16UC1) 1.444 0.406 3.56 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 32FC1) 1.423 0.394 3.61 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 8UC3) 2.177 0.533 4.08 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 16UC3) 2.006 0.689 2.91 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 32FC3) 1.907 0.688 2.77 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 8UC4) 2.213 0.581 3.81 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 16UC4) 2.238 0.810 2.76 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 32FC4) 2.072 1.055 1.96 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 8UC1) 2.201 2.908 0.76 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 16UC1) 2.108 2.951 0.71 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 32FC1) 1.997 2.840 0.70 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 8UC3) 3.444 3.293 1.05 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 16UC3) 2.889 3.417 0.85 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 32FC3) 2.671 3.354 0.80 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 8UC4) 3.765 3.767 1.00 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 16UC4) 3.247 3.962 0.82 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 32FC4) 2.993 3.669 0.82 ``` ### Desktop (i7-12700K, 64GB memory) ``` Geometric mean (ms) Name of Test base patch patch vs base (x-factor) WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 8UC1) 0.274 0.076 3.62 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 16UC1) 0.299 0.058 5.14 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 32FC1) 0.299 0.043 6.90 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 8UC3) 0.330 0.115 2.87 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 16UC3) 0.480 0.109 4.39 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 32FC3) 0.608 0.180 3.37 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 8UC4) 0.317 0.143 2.21 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 16UC4) 0.704 0.139 5.07 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 32FC4) 0.508 0.141 3.60 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 8UC1) 0.293 0.064 4.57 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 16UC1) 0.311 0.061 5.07 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 32FC1) 0.299 0.057 5.29 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 8UC3) 0.373 0.135 2.75 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 16UC3) 0.501 0.129 3.87 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 32FC3) 0.403 0.123 3.26 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 8UC4) 0.372 0.163 2.28 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 16UC4) 0.582 0.161 3.63 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 32FC4) 0.459 0.152 3.03 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 8UC1) 0.558 0.099 5.63 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 16UC1) 0.607 0.098 6.20 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 32FC1) 0.599 0.090 6.65 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 8UC3) 0.636 0.198 3.22 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 16UC3) 0.806 0.187 4.31 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 32FC3) 1.329 0.227 5.85 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 8UC4) 0.643 0.238 2.70 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 16UC4) 1.401 0.233 6.02 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 32FC4) 1.083 0.229 4.72 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 8UC1) 0.682 0.358 1.91 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 16UC1) 0.695 0.350 1.99 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 32FC1) 0.666 0.334 2.00 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 8UC3) 0.895 0.502 1.78 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 16UC3) 1.035 0.492 2.11 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 32FC3) 0.924 0.466 1.98 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 8UC4) 0.969 0.551 1.76 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 16UC4) 1.201 0.550 2.18 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 32FC4) 0.948 0.544 1.74 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 8UC1) 1.018 0.174 5.84 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 16UC1) 0.973 0.173 5.63 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 32FC1) 1.002 0.164 6.13 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 8UC3) 1.100 0.297 3.71 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 16UC3) 1.197 0.278 4.30 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 32FC3) 3.108 0.296 10.49 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 8UC4) 1.086 0.340 3.20 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 16UC4) 2.987 0.336 8.88 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 32FC4) 2.249 0.835 2.69 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 8UC1) 1.330 1.007 1.32 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 16UC1) 1.352 0.974 1.39 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 32FC1) 1.241 0.933 1.33 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 8UC3) 1.896 1.287 1.47 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 16UC3) 2.071 1.288 1.61 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 32FC3) 1.870 1.211 1.54 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 8UC4) 2.059 1.362 1.51 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 16UC4) 2.366 1.395 1.70 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 32FC4) 1.859 1.416 1.31 ``` ### Khadas VIM3 (A311D, 4xA73+2xA53, no fp16 vector intrinsics support, 4GB memory) ``` Geometric mean (ms) Name of Test base patch patch vs base (x-factor) WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 8UC1) 2.543 0.702 3.62 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 16UC1) 3.175 0.727 4.37 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 32FC1) 2.877 0.777 3.70 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 8UC3) 4.059 1.192 3.41 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 16UC3) 4.689 1.642 2.86 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 32FC3) 4.071 2.064 1.97 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 8UC4) 3.897 1.501 2.60 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 16UC4) 5.485 2.106 2.60 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_CONSTANT, 32FC4) 4.611 2.938 1.57 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 8UC1) 2.717 0.912 2.98 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 16UC1) 3.426 0.885 3.87 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 32FC1) 3.009 0.979 3.07 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 8UC3) 4.409 1.488 2.96 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 16UC3) 5.236 1.901 2.75 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 32FC3) 4.445 2.232 1.99 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 8UC4) 4.400 1.816 2.42 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 16UC4) 6.211 2.390 2.60 WarpPerspective::TestWarpPerspective::(640x480, INTER_LINEAR, BORDER_REPLICATE, 32FC4) 4.779 3.154 1.52 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 8UC1) 5.487 1.599 3.43 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 16UC1) 6.589 1.652 3.99 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 32FC1) 4.916 1.779 2.76 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 8UC3) 7.676 2.465 3.11 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 16UC3) 8.783 3.020 2.91 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 32FC3) 8.468 4.314 1.96 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 8UC4) 7.670 2.944 2.60 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 16UC4) 9.364 3.871 2.42 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_CONSTANT, 32FC4) 9.297 5.770 1.61 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 8UC1) 6.809 5.359 1.27 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 16UC1) 9.010 4.745 1.90 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 32FC1) 8.501 4.712 1.80 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 8UC3) 10.652 7.345 1.45 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 16UC3) 12.319 7.647 1.61 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 32FC3) 10.466 7.849 1.33 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 8UC4) 11.659 8.226 1.42 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 16UC4) 13.157 8.825 1.49 WarpPerspective::TestWarpPerspective::(1280x720, INTER_LINEAR, BORDER_REPLICATE, 32FC4) 11.557 9.869 1.17 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 8UC1) 14.773 3.081 4.79 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 16UC1) 14.971 3.135 4.78 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 32FC1) 14.795 3.321 4.45 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 8UC3) 20.823 4.319 4.82 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 16UC3) 22.128 5.029 4.40 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 32FC3) 22.583 8.036 2.81 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 8UC4) 20.141 5.018 4.01 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 16UC4) 23.505 6.132 3.83 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_CONSTANT, 32FC4) 20.226 10.050 2.01 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 8UC1) 18.904 15.189 1.24 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 16UC1) 22.749 12.979 1.75 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 32FC1) 19.685 12.981 1.52 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 8UC3) 29.636 19.974 1.48 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 16UC3) 36.266 19.563 1.85 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 32FC3) 30.124 19.434 1.55 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 8UC4) 34.290 21.998 1.56 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 16UC4) 41.765 21.705 1.92 WarpPerspective::TestWarpPerspective::(1920x1080, INTER_LINEAR, BORDER_REPLICATE, 32FC4) 27.767 22.838 1.22 ``` ### Pull Request Readiness Checklist See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request - [x] I agree to contribute to the project under Apache 2 License. - [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV - [x] The PR is proposed to the proper branch - [x] There is a reference to the original bug report and related work - [x] There is accuracy test, performance test and test data in opencv_extra repository, if applicable Patch to opencv_extra has the same branch name. - [x] The feature is well documented and sample code can be built with the project CMake
This commit is contained in:
Yuantao Feng
GitHub
@@ -1042,16 +1042,16 @@ protected:
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virtual void run_func();
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virtual void run_reference_func();
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template<int channels, typename T>
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void newLinear(int x, float sx, float sy, const T *srcptr_, T *dstptr, int srccols, int srcrows, size_t srcstep,
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const T *bval, int borderType_x, int borderType_y);
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Mat M;
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private:
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void warpAffine(const Mat&, Mat&);
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template<typename T>
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void newWarpAffine(const Mat&, Mat&, const Mat&);
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template<int channels, typename T>
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void newLinear(int x, float sx, float sy, const T *srcptr_, T *dstptr, int srccols, int srcrows, size_t srcstep,
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const T *bval, int borderType_x, int borderType_y);
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};
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CV_WarpAffine_Test::CV_WarpAffine_Test() :
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@@ -1336,6 +1336,9 @@ protected:
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private:
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void warpPerspective(const Mat&, Mat&);
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template<typename T>
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void newWarpPerspective(const Mat&, Mat&, const Mat&);
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};
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CV_WarpPerspective_Test::CV_WarpPerspective_Test() :
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@@ -1369,7 +1372,8 @@ void CV_WarpPerspective_Test::generate_test_data()
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void CV_WarpPerspective_Test::run_func()
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{
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cv::warpPerspective(src, dst, M, dst.size(), interpolation, borderType, borderValue);
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cv::warpPerspective(src, dst, M, dst.size(), interpolation, borderType, borderValue, cv::ALGO_HINT_APPROX);
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// cv::warpPerspective(src, dst, M, dst.size(), interpolation, borderType, borderValue);
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}
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float CV_WarpPerspective_Test::get_success_error_level(int _interpolation, int _depth) const
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@@ -1384,6 +1388,54 @@ void CV_WarpPerspective_Test::run_reference_func()
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tmp.convertTo(reference_dst, reference_dst.depth());
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}
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template<typename T>
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void CV_WarpPerspective_Test::newWarpPerspective(const Mat &_src, Mat &_dst, const Mat &tM)
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{
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int num_channels = _dst.channels();
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CV_CheckTrue(num_channels == 1 || num_channels == 3 || num_channels == 4, "");
|
||||
|
||||
auto *srcptr_ = _src.ptr<const T>();
|
||||
auto *dstptr_ = _dst.ptr<T>();
|
||||
size_t srcstep = _src.step/sizeof(T), dststep = _dst.step/sizeof(T);
|
||||
int srccols = _src.cols, srcrows = _src.rows;
|
||||
int dstcols = _dst.cols, dstrows = _dst.rows;
|
||||
|
||||
Mat tmp;
|
||||
tM.convertTo(tmp, CV_32F);
|
||||
auto *_M = tmp.ptr<const float>();
|
||||
|
||||
T bval[] = {
|
||||
saturate_cast<T>(borderValue[0]),
|
||||
saturate_cast<T>(borderValue[1]),
|
||||
saturate_cast<T>(borderValue[2]),
|
||||
saturate_cast<T>(borderValue[3]),
|
||||
};
|
||||
|
||||
int borderType_x = borderType != BORDER_CONSTANT &&
|
||||
borderType != BORDER_TRANSPARENT &&
|
||||
srccols <= 1 ? BORDER_REPLICATE : borderType;
|
||||
int borderType_y = borderType != BORDER_CONSTANT &&
|
||||
borderType != BORDER_TRANSPARENT &&
|
||||
srcrows <= 1 ? BORDER_REPLICATE : borderType;
|
||||
|
||||
for (int y = 0; y < dstrows; y++) {
|
||||
T* dstptr = dstptr_ + y*dststep;
|
||||
for (int x = 0; x < dstcols; x++) {
|
||||
float w = x*_M[6] + y*_M[7] + _M[8];
|
||||
float sx = (x*_M[0] + y*_M[1] + _M[2]) / w;
|
||||
float sy = (x*_M[3] + y*_M[4] + _M[5]) / w;
|
||||
|
||||
if (num_channels == 3) {
|
||||
newLinear<3>(x, sx, sy, srcptr_, dstptr, srccols, srcrows, srcstep, bval, borderType_x, borderType_y);
|
||||
} else if (num_channels == 4) {
|
||||
newLinear<4>(x, sx, sy, srcptr_, dstptr, srccols, srcrows, srcstep, bval, borderType_x, borderType_y);
|
||||
} else {
|
||||
newLinear<1>(x, sx, sy, srcptr_, dstptr, srccols, srcrows, srcstep, bval, borderType_x, borderType_y);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void CV_WarpPerspective_Test::warpPerspective(const Mat& _src, Mat& _dst)
|
||||
{
|
||||
Size ssize = _src.size(), dsize = _dst.size();
|
||||
@@ -1410,6 +1462,17 @@ void CV_WarpPerspective_Test::warpPerspective(const Mat& _src, Mat& _dst)
|
||||
if (inter == INTER_AREA)
|
||||
inter = INTER_LINEAR;
|
||||
|
||||
if (inter == INTER_LINEAR) {
|
||||
int dst_depth = _dst.depth(), dst_channels = _dst.channels();
|
||||
if (dst_depth == CV_8U && (dst_channels == 1 || dst_channels == 3 || dst_channels == 4)) {
|
||||
return newWarpPerspective<uint8_t>(_src, _dst, M);
|
||||
} else if (dst_depth == CV_16U && (dst_channels == 1 || dst_channels == 3 || dst_channels == 4)) {
|
||||
return newWarpPerspective<uint16_t>(_src, _dst, M);
|
||||
} else if (dst_depth == CV_32F && (dst_channels == 1 || dst_channels == 3 || dst_channels == 4)) {
|
||||
return newWarpPerspective<float>(_src, _dst, M);
|
||||
}
|
||||
}
|
||||
|
||||
mapx.create(dsize, CV_16SC2);
|
||||
if (inter != INTER_NEAREST)
|
||||
mapy.create(dsize, CV_16SC1);
|
||||
|
||||
Reference in New Issue
Block a user