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-rw-r--r--media-libs/opencv/files/opencv-4.4.0-disable-native-cpuflag-detect.patch26
-rw-r--r--media-libs/opencv/files/opencv-4.5.0-link-with-cblas-for-lapack.patch18
2 files changed, 44 insertions, 0 deletions
diff --git a/media-libs/opencv/files/opencv-4.4.0-disable-native-cpuflag-detect.patch b/media-libs/opencv/files/opencv-4.4.0-disable-native-cpuflag-detect.patch
new file mode 100644
index 000000000000..89ac1ff47ca1
--- /dev/null
+++ b/media-libs/opencv/files/opencv-4.4.0-disable-native-cpuflag-detect.patch
@@ -0,0 +1,26 @@
+ cmake/OpenCVCompilerOptimizations.cmake | 12 ++++++------
+ 1 file changed, 6 insertions(+), 6 deletions(-)
+
+diff --git a/cmake/OpenCVCompilerOptimizations.cmake b/cmake/OpenCVCompilerOptimizations.cmake
+index 970dd28903..b56892bb12 100644
+--- a/cmake/OpenCVCompilerOptimizations.cmake
++++ b/cmake/OpenCVCompilerOptimizations.cmake
+@@ -156,12 +156,12 @@ if(";${CPU_BASELINE};" MATCHES ";NATIVE;" OR ";${CPU_BASELINE};" MATCHES ";HOST;
+ set(_add_native_flag ON)
+ elseif(";${CPU_BASELINE};" MATCHES ";DETECT;")
+ set(CPU_BASELINE_DETECT ON)
+-elseif(" ${CMAKE_CXX_FLAGS} " MATCHES " -march=native | -xHost | /QxHost ")
+- if(DEFINED CPU_BASELINE)
+- message(STATUS "CPU: Detected '-march=native' or '-xHost' compiler flag. Force CPU_BASELINE=DETECT.")
+- endif()
+- set(CPU_BASELINE "DETECT" CACHE STRING "${HELP_CPU_BASELINE}")
+- set(CPU_BASELINE_DETECT ON)
++#elseif(" ${CMAKE_CXX_FLAGS} " MATCHES " -march=native | -xHost | /QxHost ")
++# if(DEFINED CPU_BASELINE)
++# message(STATUS "CPU: Detected '-march=native' or '-xHost' compiler flag. Force CPU_BASELINE=DETECT.")
++# endif()
++# set(CPU_BASELINE "DETECT" CACHE STRING "${HELP_CPU_BASELINE}")
++# set(CPU_BASELINE_DETECT ON)
+ endif()
+
+ if(X86 OR X86_64)
diff --git a/media-libs/opencv/files/opencv-4.5.0-link-with-cblas-for-lapack.patch b/media-libs/opencv/files/opencv-4.5.0-link-with-cblas-for-lapack.patch
new file mode 100644
index 000000000000..acee677052d6
--- /dev/null
+++ b/media-libs/opencv/files/opencv-4.5.0-link-with-cblas-for-lapack.patch
@@ -0,0 +1,18 @@
+diff --git a/cmake/OpenCVFindLAPACK.cmake b/cmake/OpenCVFindLAPACK.cmake
+index 342bebc..9ebd206 100644
+--- a/cmake/OpenCVFindLAPACK.cmake
++++ b/cmake/OpenCVFindLAPACK.cmake
+@@ -136,10 +136,12 @@ if(WITH_LAPACK)
+ ocv_lapack_check()
+ endif()
+ if(NOT HAVE_LAPACK)
+- if(LAPACKE_INCLUDE_DIR)
++ find_package(CBLAS)
++ if(LAPACKE_INCLUDE_DIR AND CBLAS_FOUND)
+ set(LAPACK_INCLUDE_DIR ${LAPACKE_INCLUDE_DIR})
+ set(LAPACK_CBLAS_H "cblas.h")
+ set(LAPACK_LAPACKE_H "lapacke.h")
++ set(LAPACK_LIBRARIES ${LAPACK_LIBRARIES} ${CBLAS_LIBRARIES})
+ set(LAPACK_IMPL "LAPACK/Generic")
+ ocv_lapack_check()
+ elseif(APPLE)