OpenCV 5.x API coverage: photo, text, saliency, shape, superres, ximgproc gaps

src/OpenCvSharp/Cv2/Cv2_photo.cs

@@ -358,4 +358,19 @@ public static void Stylization(
 
         GC.KeepAlive(src.Source);
     }
+
+    /// <summary>
+    /// Applies gamma correction to the input image.
+    /// </summary>
+    /// <param name="src">Input image.</param>
+    /// <param name="dst">Output image.</param>
+    /// <param name="gamma">Gamma correction greater than zero.</param>
+    public static void GammaCorrection(InputArray src, OutputArray dst, double gamma)
+    {
+        NativeMethods.HandleException(
+            NativeMethods.photo_ccm_gammaCorrection(src.Proxy, dst.Proxy, gamma));
+
+        GC.KeepAlive(src.Source);
+        GC.KeepAlive(dst.Source);
+    }
 }

src/OpenCvSharp/Internal/PInvoke/NativeMethods/photo/NativeMethods_photo_ColorCorrectionModel.cs

@@ -0,0 +1,102 @@
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+#pragma warning disable 1591
+#pragma warning disable CA1401 // P/Invokes should not be visible
+#pragma warning disable IDE1006 // Naming style
+
+namespace OpenCvSharp.Internal;
+
+static partial class NativeMethods
+{
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    internal static partial ExceptionStatus photo_ccm_gammaCorrection(in InputArrayProxy src, in OutputArrayProxy dst, double gamma);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_delete(IntPtr obj);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_new1(out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    internal static partial ExceptionStatus photo_ccm_ColorCorrectionModel_new2(
+        in InputArrayProxy src, int constColor, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    internal static partial ExceptionStatus photo_ccm_ColorCorrectionModel_new3(
+        in InputArrayProxy src, in InputArrayProxy colors, int refColorSpace, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    internal static partial ExceptionStatus photo_ccm_ColorCorrectionModel_new4(
+        in InputArrayProxy src, in InputArrayProxy colors, int refColorSpace, in InputArrayProxy coloredPatchesMask, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setColorSpace(OpenCvSafeHandle obj, int cs);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setCcmType(OpenCvSafeHandle obj, int ccmType);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setDistance(OpenCvSafeHandle obj, int distance);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setLinearization(OpenCvSafeHandle obj, int linearizationType);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setLinearizationGamma(OpenCvSafeHandle obj, double gamma);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setLinearizationDegree(OpenCvSafeHandle obj, int deg);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setSaturatedThreshold(OpenCvSafeHandle obj, double lower, double upper);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setWeightsList(OpenCvSafeHandle obj, IntPtr weightsList);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setWeightCoeff(OpenCvSafeHandle obj, double weightsCoeff);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setInitialMethod(OpenCvSafeHandle obj, int initialMethodType);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setMaxCount(OpenCvSafeHandle obj, int maxCount);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setEpsilon(OpenCvSafeHandle obj, double epsilon);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_setRGB(OpenCvSafeHandle obj, int rgb);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_compute(OpenCvSafeHandle obj, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_getColorCorrectionMatrix(OpenCvSafeHandle obj, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_getLoss(OpenCvSafeHandle obj, out double returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_getSrcLinearRGB(OpenCvSafeHandle obj, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_getRefLinearRGB(OpenCvSafeHandle obj, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_getMask(OpenCvSafeHandle obj, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_getWeights(OpenCvSafeHandle obj, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    internal static partial ExceptionStatus photo_ccm_ColorCorrectionModel_correctImage(
+        OpenCvSafeHandle obj, in InputArrayProxy src, in OutputArrayProxy dst, int islinear);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_write(OpenCvSafeHandle obj, IntPtr fs);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus photo_ccm_ColorCorrectionModel_read(OpenCvSafeHandle obj, IntPtr node);
+}

src/OpenCvSharp/Internal/PInvoke/NativeMethods/saliency/NativeMethods_saliency_MotionSaliencyBinWangApr2014.cs

@@ -47,4 +47,10 @@ public static partial ExceptionStatus saliency_MotionSaliencyBinWangApr2014_getI
     [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
     public static partial ExceptionStatus saliency_MotionSaliencyBinWangApr2014_setImageHeight(
         OpenCvSafeHandle obj, int val);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus saliency_MotionSaliencyBinWangApr2014_write(OpenCvSafeHandle obj, IntPtr fs);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus saliency_MotionSaliencyBinWangApr2014_read(OpenCvSafeHandle obj, IntPtr fn);
 }

src/OpenCvSharp/Internal/PInvoke/NativeMethods/saliency/NativeMethods_saliency_ObjectnessBING.cs

@@ -55,4 +55,10 @@ public static partial ExceptionStatus saliency_ObjectnessBING_getW(
 
     [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
     public static partial ExceptionStatus saliency_ObjectnessBING_setW(OpenCvSafeHandle obj, int val);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus saliency_ObjectnessBING_write(OpenCvSafeHandle obj, IntPtr fs);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus saliency_ObjectnessBING_read(OpenCvSafeHandle obj, IntPtr fn);
 }

src/OpenCvSharp/Internal/PInvoke/NativeMethods/saliency/NativeMethods_saliency_StaticSaliencyFineGrained.cs

@@ -27,4 +27,10 @@ internal static partial ExceptionStatus saliency_StaticSaliencyFineGrained_compu
     [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
     internal static partial ExceptionStatus saliency_StaticSaliencyFineGrained_computeBinaryMap(
         OpenCvSafeHandle obj, in InputArrayProxy saliencyMap, in OutputArrayProxy binaryMap, out int returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus saliency_StaticSaliencyFineGrained_write(OpenCvSafeHandle obj, IntPtr fs);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus saliency_StaticSaliencyFineGrained_read(OpenCvSafeHandle obj, IntPtr fn);
 }

src/OpenCvSharp/Internal/PInvoke/NativeMethods/saliency/NativeMethods_saliency_StaticSaliencySpectralResidual.cs

@@ -43,4 +43,12 @@ public static partial ExceptionStatus saliency_StaticSaliencySpectralResidual_ge
     [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
     public static partial ExceptionStatus saliency_StaticSaliencySpectralResidual_setImageHeight(
         OpenCvSafeHandle obj, int val);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus saliency_StaticSaliencySpectralResidual_write(
+        OpenCvSafeHandle obj, IntPtr fs);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus saliency_StaticSaliencySpectralResidual_read(
+        OpenCvSafeHandle obj, IntPtr fn);
 }

src/OpenCvSharp/Internal/PInvoke/NativeMethods/shape/NativeMethods_shape_ShapeDistanceExtractor.cs

@@ -112,4 +112,8 @@ public static partial ExceptionStatus shape_createShapeContextDistanceExtractor(
     [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
     public static partial ExceptionStatus shape_ShapeContextDistanceExtractor_setCostExtractor(
         OpenCvSafeHandle obj, IntPtr comparer);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus shape_ShapeContextDistanceExtractor_getCostExtractor(
+        OpenCvSafeHandle obj, out IntPtr returnValue);
 }

src/OpenCvSharp/Internal/PInvoke/NativeMethods/shape/NativeMethods_shape_ShapeTransformer.cs

@@ -78,7 +78,17 @@ public static partial ExceptionStatus shape_Ptr_AffineTransformer_upcast(
     [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
     public static partial ExceptionStatus shape_Ptr_ShapeTransformer_delete(IntPtr obj);
 
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus shape_Ptr_ShapeTransformer_get(IntPtr ptr, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus shape_Ptr_ShapeTransformer_copy(IntPtr src, out IntPtr returnValue);
+
     [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
     public static partial ExceptionStatus shape_ShapeContextDistanceExtractor_setTransformAlgorithm(
         OpenCvSafeHandle obj, IntPtr transformer);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus shape_ShapeContextDistanceExtractor_getTransformAlgorithm(
+        OpenCvSafeHandle obj, out IntPtr returnValue);
 }

src/OpenCvSharp/Internal/PInvoke/NativeMethods/stereo/NativeMethods_stereo_StereoMatcher.cs

@@ -65,6 +65,14 @@ public static partial ExceptionStatus stereo_StereoMatcher_getDisp12MaxDiff(
     public static partial ExceptionStatus stereo_StereoMatcher_setDisp12MaxDiff(
         OpenCvSafeHandle obj, int value);
 
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus stereo_Ptr_StereoMatcher_get(
+        IntPtr obj, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus stereo_Ptr_StereoMatcher_delete(
+        IntPtr obj);
+
     #endregion
 
     #region StereoBM

src/OpenCvSharp/Internal/PInvoke/NativeMethods/superres/NativeMethods_superres_DenseOpticalFlowExt.cs

@@ -14,7 +14,12 @@ internal static partial ExceptionStatus superres_DenseOpticalFlowExt_calc(
         OpenCvSafeHandle obj, in InputArrayProxy frame0, in InputArrayProxy frame1, in OutputArrayProxy flow1, in OutputArrayProxy flow2);
     [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
     public static partial ExceptionStatus superres_DenseOpticalFlowExt_collectGarbage(OpenCvSafeHandle obj);
-
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus superres_Ptr_DenseOpticalFlowExt_get(IntPtr ptr, out IntPtr returnValue);
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus superres_Ptr_DenseOpticalFlowExt_delete(IntPtr ptr);
+
     #region FarnebackOpticalFlow
 
     [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]

src/OpenCvSharp/Internal/PInvoke/NativeMethods/text/NativeMethods_text_ERFilter.cs

@@ -0,0 +1,91 @@
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+#pragma warning disable 1591
+#pragma warning disable CA1401 // P/Invokes should not be visible
+#pragma warning disable IDE1006 // Naming style
+
+namespace OpenCvSharp.Internal;
+
+static partial class NativeMethods
+{
+    // ERFilter::Callback
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_Ptr_ERFilterCallback_delete(IntPtr obj);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_Ptr_ERFilterCallback_get(IntPtr ptr, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_loadClassifierNM1(
+        [MarshalAs(UnmanagedType.LPUTF8Str)] string filename, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_loadClassifierNM2(
+        [MarshalAs(UnmanagedType.LPUTF8Str)] string filename, out IntPtr returnValue);
+
+    // ERFilter
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_Ptr_ERFilter_delete(IntPtr obj);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_Ptr_ERFilter_get(IntPtr ptr, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_createERFilterNM1_callback(
+        IntPtr cb, int thresholdDelta, float minArea, float maxArea,
+        float minProbability, int nonMaxSuppression, float minProbabilityDiff, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_createERFilterNM1_file(
+        [MarshalAs(UnmanagedType.LPUTF8Str)] string filename, int thresholdDelta, float minArea, float maxArea,
+        float minProbability, int nonMaxSuppression, float minProbabilityDiff, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_createERFilterNM2_callback(
+        IntPtr cb, float minProbability, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_createERFilterNM2_file(
+        [MarshalAs(UnmanagedType.LPUTF8Str)] string filename, float minProbability, out IntPtr returnValue);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_ERFilter_setCallback(OpenCvSafeHandle obj, IntPtr cb);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_ERFilter_setThresholdDelta(OpenCvSafeHandle obj, int thresholdDelta);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_ERFilter_setMinArea(OpenCvSafeHandle obj, float minArea);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_ERFilter_setMaxArea(OpenCvSafeHandle obj, float maxArea);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_ERFilter_setMinProbability(OpenCvSafeHandle obj, float minProbability);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_ERFilter_setMinProbabilityDiff(OpenCvSafeHandle obj, float minProbabilityDiff);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_ERFilter_setNonMaxSuppression(OpenCvSafeHandle obj, int nonMaxSuppression);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    public static partial ExceptionStatus text_ERFilter_getNumRejected(OpenCvSafeHandle obj, out int returnValue);
+
+    // Free functions
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    internal static partial ExceptionStatus text_computeNMChannels(in InputArrayProxy src, IntPtr channels, int mode);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    internal static partial ExceptionStatus text_detectRegions_contours(
+        in InputArrayProxy image, IntPtr erFilter1, IntPtr erFilter2, IntPtr regions);
+
+    [LibraryImport(DllExtern), UnmanagedCallConv(CallConvs = [typeof(CallConvCdecl)])]
+    internal static partial ExceptionStatus text_detectRegions_rects(
+        in InputArrayProxy image, IntPtr erFilter1, IntPtr erFilter2, IntPtr groupsRects,
+        int method, [MarshalAs(UnmanagedType.LPUTF8Str)] string filename, float minProbability);
+}