Merge pull request #27252 from asmorkalov:as/extract_hal

Extract all HALs from 3rdparty to dedicated folder. #27252

### 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
- [ ] The PR is proposed to the proper branch
- [ ] There is a reference to the original bug report and related work
- [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable
      Patch to opencv_extra has the same branch name.
- [ ] The feature is well documented and sample code can be built with the project CMake

CMakeLists.txt

@@ -1005,7 +1005,7 @@ endif()
 foreach(hal ${OpenCV_HAL})
   if(hal STREQUAL "carotene")
     if(";${CPU_BASELINE_FINAL};" MATCHES ";NEON;")
-      add_subdirectory(3rdparty/carotene/hal)
+      add_subdirectory(hal/carotene/hal)
       ocv_hal_register(CAROTENE_HAL_LIBRARIES CAROTENE_HAL_HEADERS CAROTENE_HAL_INCLUDE_DIRS)
       list(APPEND OpenCV_USED_HAL "carotene (ver ${CAROTENE_HAL_VERSION})")
     else()
@@ -1013,19 +1013,19 @@ foreach(hal ${OpenCV_HAL})
     endif()
   elseif(hal STREQUAL "fastcv")
     if((ARM OR AARCH64) AND (ANDROID OR (UNIX AND NOT APPLE AND NOT IOS AND NOT XROS)))
-      add_subdirectory(3rdparty/fastcv)
+      add_subdirectory(hal/fastcv)
       ocv_hal_register(FASTCV_HAL_LIBRARIES FASTCV_HAL_HEADERS FASTCV_HAL_INCLUDE_DIRS)
       list(APPEND OpenCV_USED_HAL "fastcv (ver ${FASTCV_HAL_VERSION})")
     else()
       message(STATUS "FastCV: fastcv is not available, disabling fastcv...")
     endif()
   elseif(hal STREQUAL "kleidicv")
-    add_subdirectory(3rdparty/kleidicv)
+    add_subdirectory(hal/kleidicv)
     ocv_hal_register(KLEIDICV_HAL_LIBRARIES KLEIDICV_HAL_HEADERS KLEIDICV_HAL_INCLUDE_DIRS)
     list(APPEND OpenCV_USED_HAL "KleidiCV (ver ${KLEIDICV_HAL_VERSION})")
   elseif(hal STREQUAL "ndsrvp")
     if(CMAKE_C_FLAGS MATCHES "-mext-dsp" AND CMAKE_CXX_FLAGS MATCHES "-mext-dsp" AND NOT ";${CPU_BASELINE_FINAL};" MATCHES ";RVV;")
-      add_subdirectory(3rdparty/ndsrvp)
+      add_subdirectory(hal/ndsrvp)
       ocv_hal_register(NDSRVP_HAL_LIBRARIES NDSRVP_HAL_HEADERS NDSRVP_HAL_INCLUDE_DIRS)
       list(APPEND OpenCV_USED_HAL "ndsrvp (ver ${NDSRVP_HAL_VERSION})")
     else()
@@ -1033,18 +1033,18 @@ foreach(hal ${OpenCV_HAL})
     endif()
   elseif(hal STREQUAL "halrvv")
     if(";${CPU_BASELINE_FINAL};" MATCHES ";RVV;")
-      add_subdirectory(3rdparty/hal_rvv/)
+      add_subdirectory(hal/riscv-rvv)
       ocv_hal_register(RVV_HAL_LIBRARIES RVV_HAL_HEADERS RVV_HAL_INCLUDE_DIRS)
       list(APPEND OpenCV_USED_HAL "HAL RVV (ver ${RVV_HAL_VERSION})")
     else()
       message(STATUS "HAL RVV: RVV is not available, disabling halrvv...")
     endif()
   elseif(hal STREQUAL "ipp")
-    add_subdirectory(3rdparty/ipphal)
+    add_subdirectory(hal/ipp)
     ocv_hal_register(IPP_HAL_LIBRARIES IPP_HAL_HEADERS IPP_HAL_INCLUDE_DIRS)
     list(APPEND OpenCV_USED_HAL "ipp (ver ${IPP_HAL_VERSION})")
   elseif(hal STREQUAL "openvx")
-    add_subdirectory(3rdparty/openvx)
+    add_subdirectory(hal/openvx)
     ocv_hal_register(OPENVX_HAL_LIBRARIES OPENVX_HAL_HEADERS OPENVX_HAL_INCLUDE_DIRS)
     list(APPEND OpenCV_USED_HAL "openvx (ver ${OPENVX_HAL_VERSION})")
   else()

cmake/OpenCVFindLibsPerf.cmake

@@ -169,7 +169,7 @@ if(WITH_KLEIDICV)
     set(HAVE_KLEIDICV ON)
   endif()
   if(NOT HAVE_KLEIDICV)
-    include("${OpenCV_SOURCE_DIR}/3rdparty/kleidicv/kleidicv.cmake")
+    include("${OpenCV_SOURCE_DIR}/hal/kleidicv/kleidicv.cmake")
     download_kleidicv(KLEIDICV_SOURCE_PATH)
     if(KLEIDICV_SOURCE_PATH)
       set(HAVE_KLEIDICV ON)

hal/carotene/include/carotene/functions.hpp

@@ -359,7 +359,7 @@ namespace CAROTENE_NS {
 
     /*
         For each point `p` within `size`, do:
-        dst[p] = src0[p] * scale / src1[p] 
+        dst[p] = src0[p] * scale / src1[p]
 
         NOTE: ROUND_TO_ZERO convert policy is used
     */
@@ -420,7 +420,7 @@ namespace CAROTENE_NS {
 
     /*
         For each point `p` within `size`, do:
-        dst[p] = scale / src[p] 
+        dst[p] = scale / src[p]
 
         NOTE: ROUND_TO_ZERO convert policy is used
     */

hal/carotene/src/channel_extract.cpp

@@ -378,7 +378,7 @@ void extract4(const Size2D &size,
                                   vst1q_##sgn##bits(dst1 + d1j, vals.v4.val[3]); \
                               }
 
-#endif 
+#endif
 
 #define SPLIT4ALPHA(sgn,bits) void split4(const Size2D &_size,                                          \
                                           const sgn##bits * srcBase, ptrdiff_t srcStride,               \

hal/fastcv/src/fastcv_hal_core.cpp

@@ -704,7 +704,6 @@ int fastcv_hal_gemm32f(
             fcvMatrixMultiplyf32_v2(src2p, m, k, src2_step, src1p, n, src1_step,
                                          dst_temp2.ptr<float>(), dst_temp2.step[0]);
             fcvTransposef32_v2(dst_temp2.ptr<float>(), n, k, dst_temp2.step[0], dstp, dst_stride);
-            
         }
         else
         {
@@ -738,4 +737,4 @@ int fastcv_hal_gemm32f(
     }
 
     CV_HAL_RETURN(status,hal_gemm32f);
-}
+}

hal/fastcv/src/fastcv_hal_imgproc.cpp

@@ -452,7 +452,7 @@ int fastcv_hal_boxFilter(
         nStripes = nThreads;
         stripeHeight = src.rows/nThreads;
     }
-    
+
     cv::parallel_for_(cv::Range(0, nStripes),
             FcvBoxLoop_Invoker(src, width, height, dst_temp, border_type, ksize_width, normalize, stripeHeight, nStripes, src_depth), nStripes);
 
@@ -1139,4 +1139,4 @@ int fastcv_hal_canny(
         CV_HAL_RETURN_NOT_IMPLEMENTED(cv::format("Ksize:%d is not supported", ksize));
     }
     CV_HAL_RETURN(status, hal_canny);
-}
+}

hal/ndsrvp/include/features2d.hpp

@@ -1,6 +1,6 @@
 // This file is part of OpenCV project.
 // It is subject to the license terms in the LICENSE file found in the top-level directory
-// of this distribution and at http://opencv.org/license.html.	
+// of this distribution and at http://opencv.org/license.html.
 
 #ifndef OPENCV_NDSRVP_FEATURES2D_HPP
 #define OPENCV_NDSRVP_FEATURES2D_HPP

hal/ndsrvp/src/cvutils.cpp

@@ -1,6 +1,6 @@
 // This file is part of OpenCV project.
 // It is subject to the license terms in the LICENSE file found in the top-level directory
-// of this distribution and at http://opencv.org/license.html.	
+// of this distribution and at http://opencv.org/license.html.
 
 #include "cvutils.hpp"
 

hal/ndsrvp/src/cvutils.hpp

@@ -1,6 +1,6 @@
 // This file is part of OpenCV project.
 // It is subject to the license terms in the LICENSE file found in the top-level directory
-// of this distribution and at http://opencv.org/license.html.	
+// of this distribution and at http://opencv.org/license.html.
 
 #ifndef OPENCV_NDSRVP_CVUTILS_HPP
 #define OPENCV_NDSRVP_CVUTILS_HPP

hal/ndsrvp/src/integral.cpp

@@ -1,6 +1,6 @@
 // This file is part of OpenCV project.
 // It is subject to the license terms in the LICENSE file found in the top-level directory
-// of this distribution and at http://opencv.org/license.html.	
+// of this distribution and at http://opencv.org/license.html.
 
 #include "ndsrvp_hal.hpp"
 #include "opencv2/imgproc/hal/interface.h"
@@ -49,7 +49,7 @@ int integral(int depth, int sdepth, int sqdepth,
             int j = 0;
 
             for (; j + 8 <= width; j += 8) {
-                unsigned long vs8x8 = *(unsigned long*)(src_row + j); 
+                unsigned long vs8x8 = *(unsigned long*)(src_row + j);
 
                 unsigned long vs810 = __nds__zunpkd810(vs8x8);
                 unsigned long vs832 = __nds__zunpkd832(vs8x8);

hal/ndsrvp/src/medianBlur.cpp

@@ -287,7 +287,7 @@ int medianBlur(const uchar* src_data, size_t src_step,
             medianBlur_SortNet<ushort, int, uint16x4_t>( src_data_rep, src_step, dst_data, dst_step, width, height, cn, ksize );
         else if( depth == CV_16S )
             medianBlur_SortNet<short, int, int16x4_t>( src_data_rep, src_step, dst_data, dst_step, width, height, cn, ksize );
-        else 
+        else
             return CV_HAL_ERROR_NOT_IMPLEMENTED;
 
         return CV_HAL_ERROR_OK;

hal/ndsrvp/src/threshold.cpp

@@ -1,6 +1,6 @@
 // This file is part of OpenCV project.
 // It is subject to the license terms in the LICENSE file found in the top-level directory
-// of this distribution and at http://opencv.org/license.html.	
+// of this distribution and at http://opencv.org/license.html.
 
 #include "ndsrvp_hal.hpp"
 #include "opencv2/imgproc/hal/interface.h"
@@ -129,13 +129,13 @@ int threshold(const uchar* src_data, size_t src_step,
         {
             threshold_op<uchar, uint8x8_t, 8, opThreshBinary_t>,
             threshold_op<uchar, uint8x8_t, 8, opThreshBinaryInv_t>,
-            threshold_op<uchar, uint8x8_t, 8, opThreshTrunc_t>, 
+            threshold_op<uchar, uint8x8_t, 8, opThreshTrunc_t>,
             threshold_op<uchar, uint8x8_t, 8, opThreshToZero_t>,
             threshold_op<uchar, uint8x8_t, 8, opThreshToZeroInv_t> },
         {
             threshold_op<char, int8x8_t, 8, opThreshBinary_t>,
             threshold_op<char, int8x8_t, 8, opThreshBinaryInv_t>,
-            threshold_op<char, int8x8_t, 8, opThreshTrunc_t>, 
+            threshold_op<char, int8x8_t, 8, opThreshTrunc_t>,
             threshold_op<char, int8x8_t, 8, opThreshToZero_t>,
             threshold_op<char, int8x8_t, 8, opThreshToZeroInv_t> },
         {

hal/ndsrvp/src/warpAffine.cpp

@@ -1,6 +1,6 @@
 // This file is part of OpenCV project.
 // It is subject to the license terms in the LICENSE file found in the top-level directory
-// of this distribution and at http://opencv.org/license.html.	
+// of this distribution and at http://opencv.org/license.html.
 
 #include "ndsrvp_hal.hpp"
 #include "opencv2/imgproc/hal/interface.h"

hal/ndsrvp/src/warpPerspective.cpp

@@ -1,6 +1,6 @@
 // This file is part of OpenCV project.
 // It is subject to the license terms in the LICENSE file found in the top-level directory
-// of this distribution and at http://opencv.org/license.html.	
+// of this distribution and at http://opencv.org/license.html.
 
 #include "ndsrvp_hal.hpp"
 #include "opencv2/imgproc/hal/interface.h"