Enable building with CUDA 12.8; Remove DnnInvoke.HaveCUDA

Emgu.CV.Extern/dnn/dnn_c.cpp

@@ -917,6 +917,7 @@ void cveDnnSegmentationModelSegment(
 #endif
 }
 
+/*
 bool cveDnnHaveCUDA()
 {
 #ifdef HAVE_OPENCV_DNN
@@ -924,4 +925,5 @@ bool cveDnnHaveCUDA()
 #else
 	throw_no_dnn();
 #endif	
-}
+}
+*/

Emgu.CV.Extern/dnn/dnn_c.h

@@ -239,5 +239,5 @@ CVAPI(void) cveDnnSegmentationModelSegment(
 	cv::_InputArray* frame,
 	cv::_OutputArray* mask);
 
-CVAPI(bool) cveDnnHaveCUDA();
+//CVAPI(bool) cveDnnHaveCUDA();
 #endif

Emgu.CV/Dnn/DnnInvoke.cs

@@ -729,6 +729,7 @@ namespace Emgu.CV.Dnn
             [MarshalAs(CvInvoke.BoolMarshalType)]
             bool isDiagnosticsMode);
 
+        /*
         /// <summary>
         /// Checks if the current system has CUDA (Compute Unified Device Architecture) support enabled for DNN.
         /// </summary>
@@ -744,5 +745,6 @@ namespace Emgu.CV.Dnn
         [DllImport(CvInvoke.ExternLibrary, CallingConvention = CvInvoke.CvCallingConvention)]
         [return: MarshalAs(CvInvoke.BoolMarshalType)]
         private static extern  bool cveDnnHaveCUDA();
+        */
     }
 }

opencv

@@ -1 +1 @@
-Subproject commit 1d18ac725eecef62cb9914e68b889c95f23c88f7
+Subproject commit 8a26122f6ce306c8c4589e8688579b2b12c9d81d

platforms/windows/Build_Binary_x86.bat

@@ -449,6 +449,13 @@ REM If you are using CUDA 9 with Open CV 3.3 release you will need to create an
 REM https://stackoverflow.com/questions/45525377/installing-opencv-3-3-0-with-contrib-modules-using-cmake-cuda-9-0-rc-and-visual
 
 SET CUDA_SDK_DIR=%CUDA_PATH%
+
+REM prefer CUDA 12.8
+IF EXIST "%CUDA_PATH_V12_8%" SET CUDA_SDK_DIR=%CUDA_PATH_V12_8%
+
+IF NOT EXIST "%CUDA_SDK_DIR%" SET CUDA_SDK_DIR=%CUDA_PATH_V12_9%
+IF NOT EXIST "%CUDA_SDK_DIR%" SET CUDA_SDK_DIR=%CUDA_PATH_V12_8%
+IF NOT EXIST "%CUDA_SDK_DIR%" SET CUDA_SDK_DIR=%CUDA_PATH_V12_6%
 IF NOT EXIST "%CUDA_SDK_DIR%" SET CUDA_SDK_DIR=%CUDA_PATH_V12_0%
 IF NOT EXIST "%CUDA_SDK_DIR%" SET CUDA_SDK_DIR=%CUDA_PATH_V11_8%
 IF NOT EXIST "%CUDA_SDK_DIR%" SET CUDA_SDK_DIR=%CUDA_PATH_V11_6%
@@ -504,6 +511,8 @@ IF "%CUDA_SDK_DIR%" == "%CUDA_PATH_V11_6%" SET CUDA_ARCH_BIN_OPTION="5.2 6.0 6.1
 IF "%CUDA_SDK_DIR%" == "%CUDA_PATH_V11_8%" SET CUDA_ARCH_BIN_OPTION="5.2 6.0 6.1 7.0 7.5 8.0 8.6 8.9 9.0"
 IF "%CUDA_SDK_DIR%" == "%CUDA_PATH_V12_0%" SET CUDA_ARCH_BIN_OPTION="5.2 6.0 6.1 7.0 7.5 8.0 8.6 8.9 9.0"
 IF "%CUDA_SDK_DIR%" == "%CUDA_PATH_V12_6%" SET CUDA_ARCH_BIN_OPTION="5.2 6.0 6.1 7.0 7.5 8.0 8.6 8.9 9.0"
+IF "%CUDA_SDK_DIR%" == "%CUDA_PATH_V12_8%" SET CUDA_ARCH_BIN_OPTION="5.2 6.0 6.1 7.0 7.5 8.0 8.6 8.9 9.0 12.0"
+IF "%CUDA_SDK_DIR%" == "%CUDA_PATH_V12_9%" SET CUDA_ARCH_BIN_OPTION="5.2 6.0 6.1 7.0 7.5 8.0 8.6 8.9 9.0 12.0"
 GOTO END_GPU_ARCH_BIN
 
 :GPU_ARCH_BIN_SPECIFIED
@@ -521,7 +530,9 @@ IF EXIST "%CUDA_SDK_DIR%" SET EMGU_CV_CMAKE_CONFIG_FLAGS=%EMGU_CV_CMAKE_CONFIG_F
 -DBUILD_SHARED_LIBS:BOOL=TRUE ^
 -DOPENCV_SKIP_DLLMAIN_GENERATION=ON ^
 -DCUDA_ARCH_BIN:STRING=%CUDA_ARCH_BIN_OPTION% ^
--DBUILD_opencv_world:BOOL=TRUE 
+-DBUILD_opencv_world:BOOL=TRUE ^
+-DCUDA_NVCC_FLAGS:STRING="--expt-relaxed-constexpr --std=c++17" ^
+-DCMAKE_CXX_STANDARD:STRING=17
 
 GOTO END_OF_GPU