Akansha-977 87af90b847 Merge pull request #29463 from Akansha-977:distransform_IPP_migration_4.x ...

Distransform function IPP migration to HAL in 4.x #29463

### 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

2026-07-10 18:28:10 +03:00

..

opencl

Merge pull request #29145 from MrBear999-ui:fix-remap-nearest-rounding

2026-06-16 12:22:44 +03:00

_geom.h

Backport C-API cleanup (imgproc) from 5.x

2023-01-16 23:29:50 +03:00

accum.cpp

Deprecated convertTypeStr and made new variant that also takes the buffer size

2023-04-26 09:48:15 -04:00

accum.dispatch.cpp

Merge pull request #23109 from seanm:misc-warnings

2023-10-06 13:33:21 +03:00

accum.simd.hpp

Merge pull request #29094 from feitianduowen:4.x

2026-05-28 12:44:16 +03:00

approx.cpp

Merge pull request #28185 from asmorkalov:as/static_analysys_fix

2025-12-18 11:32:19 +03:00

bilateral_filter.dispatch.cpp

Merge pull request #28907 from chacha21:more_autobuffer

2026-06-16 18:51:37 +03:00

bilateral_filter.simd.hpp

Improved Bilateral Filter level2

2026-01-14 00:58:16 +00:00

blend.cpp

Merge pull request #24058 from hanliutong:rewrite-imgporc

2023-09-14 20:37:46 +03:00

box_filter.dispatch.cpp

Merge pull request #29420 from Prasadayus:box_filter_ipp_extract

2026-07-02 13:10:52 +03:00

box_filter.simd.hpp

imgproc: optimize tiled parallel filter with TLS buffers and custom border fill

2026-05-02 14:56:41 +02:00

canny.cpp

Merge pull request #29434 from Prasadayus:canny_ipp_extract

2026-07-10 13:59:24 +03:00

ccl_bolelli_forest_firstline.inc.hpp

Merge pull request #19631 from prittt:sota-ccl

2021-02-27 17:27:24 +00:00

ccl_bolelli_forest_lastline.inc.hpp

Merge pull request #19631 from prittt:sota-ccl

2021-02-27 17:27:24 +00:00

ccl_bolelli_forest_singleline.inc.hpp

Merge pull request #19631 from prittt:sota-ccl

2021-02-27 17:27:24 +00:00

ccl_bolelli_forest.inc.hpp

Merge pull request #19631 from prittt:sota-ccl

2021-02-27 17:27:24 +00:00

clahe.cpp

Merge pull request #28014 from harunresit:fix-28002-clahe

2025-11-16 14:45:50 +03:00

color_hsv.dispatch.cpp

Extract IPP integration as HAL function

2026-06-26 11:37:44 +05:30

color_hsv.simd.hpp

Merge pull request #28992 from amd:fast_convert

2026-06-18 15:20:11 +03:00

color_lab.cpp

Extract IPP integration as HAL function

2026-06-26 11:37:44 +05:30

color_rgb.dispatch.cpp

Extract IPP integration as HAL function

2026-06-26 11:37:44 +05:30

color_rgb.simd.hpp

Merge pull request #28992 from amd:fast_convert

2026-06-18 15:20:11 +03:00

color_yuv.dispatch.cpp

Drop HAL for cv_hal_cvtColorYUV2Gray as it's just copy.

2026-07-09 16:51:20 +03:00

color_yuv.simd.hpp

Merge pull request #28992 from amd:fast_convert

2026-06-18 15:20:11 +03:00

color.cpp

fix FFmpeg wrapper build

2024-12-26 12:15:46 +00:00

color.hpp

Extract IPP integration as HAL function

2026-06-26 11:37:44 +05:30

color.simd_helpers.hpp

Merge pull request #25981 from Kumataro:fix25971

2024-08-09 14:22:02 +03:00

colormap.cpp

Merge pull request #21645 from chacha21:applyColorMap_8UC1_optimized

2022-03-01 19:55:00 +03:00

connectedcomponents.cpp

Merge pull request #28907 from chacha21:more_autobuffer

2026-06-16 18:51:37 +03:00

contours_approx.cpp

Merge pull request #26834 from chacha21:findContours_speedup

2025-03-12 18:00:01 +03:00

contours_blockstorage.hpp

Merge pull request #27569 from asmorkalov:as/counters_build_fix

2025-07-24 11:23:21 +03:00

contours_common.cpp

Merge pull request #26834 from chacha21:findContours_speedup

2025-03-12 18:00:01 +03:00

contours_common.hpp

Merge pull request #28773 from rmsalinas:imgproc_find_truco_contours

2026-05-14 13:55:39 +03:00

contours_link.cpp

core,objdetects,dnn,features2d: fix build warnings with GCC 16

2026-05-02 10:41:24 +09:00

contours_new.cpp

Make sure Truco is launched on non-empty and CV_8UC1 only.

2026-05-28 10:42:50 +02:00

contours_truco.cpp

Make sure Truco is launched on non-empty and CV_8UC1 only.

2026-05-28 10:42:50 +02:00

contours.cpp

imgproc: fix contour approximation, added test

2024-05-30 12:23:15 +03:00

convhull.cpp

Merge pull request #28163 from dkurt:d.kurtaev/convexHull_repeats

2025-12-19 14:41:21 +03:00

corner.avx.cpp

Merge pull request #16236 from alalek:fix_core_simd_emulator

2020-01-10 21:31:02 +03:00

corner.cpp

Replace pow with std::pow

2026-01-04 15:12:59 +01:00

corner.hpp

AVX optimized implementation of Harris corner detector migrated to separate file

2017-06-29 15:19:23 +03:00

cornersubpix.cpp

Merge pull request #28404 from NechamaKrashinski:imgproc-cornersubpix-error-handling

2026-01-22 16:13:21 +03:00

demosaicing.cpp

Merge pull request #27226 from Kumataro:fix27225

2025-04-25 11:29:22 +03:00

deriv.cpp

moved ipp deriv to hal

2026-07-01 02:13:48 -07:00

distransform.cpp

Merge pull request #29463 from Akansha-977:distransform_IPP_migration_4.x

2026-07-10 18:28:10 +03:00

drawing.cpp

Merge pull request #29191 from WITHOUTNAMESES:project4_czn

2026-06-08 14:19:00 +03:00

emd_new.cpp

Merge pull request #29194 from Enilrats:opt-emd-performance

2026-06-10 18:23:35 +03:00

emd.cpp

Merge pull request #25469 from mshabunin:cpp-emd

2024-04-24 14:28:31 +03:00

equalize_hist.dispatch.cpp

Merge pull request #29250 from amd:fast_lut8u_simd

2026-06-18 17:29:18 +03:00

equalize_hist.simd.hpp

Merge pull request #29250 from amd:fast_lut8u_simd

2026-06-18 17:29:18 +03:00

featureselect.cpp

Merge pull request #19392 from amirtu:OCV-165_finalize_goodFeaturesToTrack_returns_also_corner_value_PR

2021-02-15 19:55:57 +00:00

filter.dispatch.cpp

Merge pull request #29427 from Akansha-977:filter2D_IPP_migration_4.x

2026-07-06 09:52:20 +03:00

filter.hpp

imgproc: optimize tiled parallel filter with TLS buffers and custom border fill

2026-05-02 14:56:41 +02:00

filter.simd.hpp

Fix ROI handling in 2D-tiled parallel execution in FilterEngine

2026-05-27 14:40:30 +02:00

filterengine.hpp

imgproc: optimize tiled parallel filter with TLS buffers and custom border fill

2026-05-02 14:56:41 +02:00

fixedpoint.inl.hpp

Merge pull request #25364 from mshabunin:fix-unaligned-filter

2024-04-09 17:44:36 +03:00

floodfill.cpp

imgproc: fix floodFill simple path never being used

2026-05-30 15:53:54 +08:00

gabor.cpp

…

generalized_hough.cpp

Merge pull request #26590 from Kumataro:fix26589

2024-12-17 07:40:27 +03:00

geometry.cpp

Merge pull request #27479 from fengyuentau:4x/imgproc/boundingRect-simd

2025-11-12 18:44:41 +03:00

grabcut.cpp

Fix #27968: Eliminate unnecessary type conversions in GrabCut initGMMs

2025-11-08 13:16:01 -06:00

hal_replacement.hpp

Merge pull request #29463 from Akansha-977:distransform_IPP_migration_4.x

2026-07-10 18:28:10 +03:00

hershey_fonts.cpp

removed optim module; moved its functionality to core and photo modules; moved drawing functions from core to imgproc. Removed FilterEngine etc. from public API

2014-08-14 12:50:07 +04:00

histogram.cpp

Merge pull request #29250 from amd:fast_lut8u_simd

2026-06-18 17:29:18 +03:00

hough.cpp

Merge pull request #28907 from chacha21:more_autobuffer

2026-06-16 18:51:37 +03:00

imgwarp.avx2.cpp

Move resize implementation to separate file

2017-08-31 14:36:19 +03:00

imgwarp.cpp

Merge pull request #29145 from MrBear999-ui:fix-remap-nearest-rounding

2026-06-16 12:22:44 +03:00

imgwarp.hpp

Use generic SIMD in warpAffineBlocklineNN

2024-10-14 01:28:41 +08:00

imgwarp.lasx.cpp

Add Loongson Advanced SIMD Extension support: -DCPU_BASELINE=LASX

2022-09-10 09:39:43 +03:00

imgwarp.sse4_1.cpp

Merge pull request #26590 from Kumataro:fix26589

2024-12-17 07:40:27 +03:00

intelligent_scissors.cpp

Merge pull request #23109 from seanm:misc-warnings

2023-10-06 13:33:21 +03:00

intersection.cpp

Merge pull request #23690 from chacha21:rotatedRectangleIntersection_precision

2023-05-30 17:46:39 +03:00

linefit.cpp

Partially back-port #25075 to 4.x

2024-03-05 12:15:39 +03:00

lsd.cpp

Refactor code: lsd.cpp

2026-04-30 04:22:29 +03:00

main.cpp

IPPInitSingelton was added to contain IPP related global variables;

2015-10-01 09:58:48 +03:00

matchcontours.cpp

Partially back-port #25075 to 4.x

2024-03-05 12:15:39 +03:00

median_blur.dispatch.cpp

Move OpenVX integrations to imgproc to OpenVX HAL

2025-02-15 09:55:37 +03:00

median_blur.simd.hpp

Merge pull request #28907 from chacha21:more_autobuffer

2026-06-16 18:51:37 +03:00

min_enclosing_convex_polygon.cpp

imgproc: fix -Wstringop-overflow false-positive in minEnclosingConvexPolygon

2026-02-22 07:58:04 +09:00

min_enclosing_triangle.cpp

fix findMinEnclosingTriangle and add tests

2021-10-21 18:12:51 +03:00

moments.cpp

imgproc: migrate MomentsInTile_SIMD<ushort> to universal:scalable intrinsics (#28881)

2026-06-24 09:33:49 +03:00

morph.dispatch.cpp

Merge pull request #28907 from chacha21:more_autobuffer

2026-06-16 18:51:37 +03:00

morph.simd.hpp

imgproc: optimize tiled parallel filter with TLS buffers and custom border fill

2026-05-02 14:56:41 +02:00

phasecorr_iterative.cpp

Merge pull request #28146 from zdenyhraz:iterative-phase-correlation

2025-12-13 12:45:05 +03:00

phasecorr.cpp

Merge pull request #27368 from fengyuentau:4x/imgproc/CreateHanningWindow-simd

2025-06-20 12:00:37 +03:00

precomp.hpp

Update drawing.cpp and test_contours.cpp

2024-11-25 20:35:20 +03:00

pyramids.cpp

Merge pull request #27337 from fengyuentau:4x/build/riscv/fix_warnings

2025-05-21 09:28:29 +03:00

resize.avx2.cpp

imgproc(resize): drop unused 'pix_size4'

2020-03-29 02:41:50 +00:00

resize.cpp

Resize_IPP_Extraction

2026-06-23 18:18:55 +05:30

resize.hpp

Add Loongson Advanced SIMD Extension support: -DCPU_BASELINE=LASX

2022-09-10 09:39:43 +03:00

resize.lasx.cpp

Add Loongson Advanced SIMD Extension support: -DCPU_BASELINE=LASX

2022-09-10 09:39:43 +03:00

resize.sse4_1.cpp

imgproc(resize): drop unused 'pix_size4'

2020-03-29 02:41:50 +00:00

rotcalipers.cpp

Increase minAreaRect accuracy

2025-12-08 09:44:02 +01:00

samplers.cpp

Partially back-port #25075 to 4.x

2024-03-05 12:15:39 +03:00

segmentation.cpp

Merge pull request #25564 from mshabunin:cleanup-imgproc-2

2024-05-17 15:01:05 +03:00

shapedescr.cpp

imgproc: fix fitEllipseDirect/AMS determinant threshold for near-circular data

2026-03-10 23:18:02 +09:00

smooth.dispatch.cpp

Move OpenVX integrations to imgproc to OpenVX HAL

2025-02-15 09:55:37 +03:00

smooth.simd.hpp

Make sure j < maxRow in smooth functions

2026-03-02 18:23:31 +01:00

spatialgradient.cpp

imgproc: add RVV optimization for spatialGradient

2026-05-19 12:12:43 +08:00

stackblur.cpp

Merge pull request #28250 from satyam102006:fix/stackblur-overflow-28233

2025-12-22 11:22:12 +03:00

subdivision2d.cpp

Merge pull request #28907 from chacha21:more_autobuffer

2026-06-16 18:51:37 +03:00

sumpixels.avx512_skx.hpp

minor change

2025-01-31 21:12:36 +05:30

sumpixels.dispatch.cpp

Merge pull request #27060 from YooLc:hal-rvv-integral

2025-04-21 09:50:13 +03:00

sumpixels.simd.hpp

Merge pull request #26109 from WanliZhong:univ_intrin_operator2warpper

2024-09-13 10:56:48 +03:00

tables.cpp

…

templmatch.cpp

Merge pull request #29464 from Akansha-977:templatematch_IPP_4.x

2026-07-10 12:16:45 +03:00

thresh.cpp

Extracted IPP to HAL for threshold function

2026-07-10 14:00:33 +03:00

utils.cpp

Partially back-port #25075 to 4.x

2024-03-05 12:15:39 +03:00