nuint, change namespace

OpenCvSharp.sln.DotSettings

@@ -97,6 +97,7 @@
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=opencv/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Otsu/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=PSNR/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Ptrs/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=RANSAC/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=reproject/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=reprojection/@EntryIndexedValue">True</s:Boolean>

src/OpenCvSharp/Cv2/Cv2_calib3d.cs

@@ -2,6 +2,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using OpenCvSharp.Internal.Vectors;
 
 namespace OpenCvSharp
 {

src/OpenCvSharp/Cv2/Cv2_core.cs

@@ -2,6 +2,8 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using OpenCvSharp.Internal.Vectors;
+
 // ReSharper disable CommentTypo
 // ReSharper disable IdentifierTypo
 // ReSharper disable UnusedMember.Global

src/OpenCvSharp/Cv2/Cv2_features2d.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using OpenCvSharp.Internal.Vectors;
 using OpenCvSharp.Util;
 
 // ReSharper disable UnusedMember.Global

src/OpenCvSharp/Cv2/Cv2_highgui.cs

@@ -1,4 +1,6 @@
 using System;
+using OpenCvSharp.Internal.Vectors;
+
 // ReSharper disable UnusedMember.Global
 
 namespace OpenCvSharp

src/OpenCvSharp/Cv2/Cv2_imgcodecs.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using OpenCvSharp.Internal.Vectors;
 
 namespace OpenCvSharp
 {

src/OpenCvSharp/Cv2/Cv2_imgproc.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using OpenCvSharp.Internal.Vectors;
 using OpenCvSharp.Util;
 
 // ReSharper disable InconsistentNaming
@@ -2653,7 +2654,7 @@ public static void Demosaicing(InputArray src, OutputArray dst, ColorConversionC
         /// <returns></returns>
         public static Moments Moments(InputArray array, bool binaryImage = false)
         {
-            return new Moments(array, binaryImage);
+            return new (array, binaryImage);
         }
 
         /// <summary>
@@ -2665,7 +2666,7 @@ public static Moments Moments(InputArray array, bool binaryImage = false)
         /// <returns></returns>
         public static Moments Moments(byte[,] array, bool binaryImage = false)
         {
-            return new Moments(array, binaryImage);
+            return new (array, binaryImage);
         }
 
         /// <summary>
@@ -2677,7 +2678,7 @@ public static Moments Moments(byte[,] array, bool binaryImage = false)
         /// <returns></returns>
         public static Moments Moments(float[,] array, bool binaryImage = false)
         {
-            return new Moments(array, binaryImage);
+            return new (array, binaryImage);
         }
 
         /// <summary>
@@ -2689,7 +2690,7 @@ public static Moments Moments(float[,] array, bool binaryImage = false)
         /// <returns></returns>
         public static Moments Moments(IEnumerable<Point> array, bool binaryImage = false)
         {
-            return new Moments(array, binaryImage);
+            return new (array, binaryImage);
         }
 
         /// <summary>
@@ -2701,7 +2702,7 @@ public static Moments Moments(IEnumerable<Point> array, bool binaryImage = false
         /// <returns></returns>
         public static Moments Moments(IEnumerable<Point2f> array, bool binaryImage = false)
         {
-            return new Moments(array, binaryImage);
+            return new (array, binaryImage);
         }
 
         /// <summary>
@@ -3061,16 +3062,15 @@ public static void FindContours(InputArray image, out Point[][] contours,
             image.ThrowIfDisposed();
 
             var offset0 = offset.GetValueOrDefault(new Point());
+            using var contoursVec = new VectorOfVectorPoint();
+            using var hierarchyVec = new VectorOfVec4i();
             NativeMethods.HandleException(
-                NativeMethods.imgproc_findContours1_vector(image.CvPtr, out var contoursPtr, out var hierarchyPtr, (int)mode, (int)method, offset0));
+                NativeMethods.imgproc_findContours1_vector(
+                    image.CvPtr, contoursVec.CvPtr, hierarchyVec.CvPtr, (int) mode, (int) method, offset0));
 
-            using (var contoursVec = new VectorOfVectorPoint(contoursPtr))
-            {
-                using var hierarchyVec = new VectorOfVec4i(hierarchyPtr);
-                contours = contoursVec.ToArray();
-                var hierarchyOrg = hierarchyVec.ToArray();
-                hierarchy = hierarchyOrg.Select(HierarchyIndex.FromVec4i).ToArray();
-            }
+            contours = contoursVec.ToArray();
+            var hierarchyOrg = hierarchyVec.ToArray();
+            hierarchy = hierarchyOrg.Select(HierarchyIndex.FromVec4i).ToArray();
 
             GC.KeepAlive(image);
         }
@@ -3118,13 +3118,11 @@ public static void FindContours(InputArray image, out Mat[] contours,
             hierarchy.ThrowIfNotReady();
 
             var offset0 = offset.GetValueOrDefault(new Point());
+            using var contoursVec = new VectorOfMat();
             NativeMethods.HandleException(
-                NativeMethods.imgproc_findContours1_OutputArray(image.CvPtr, out var contoursPtr, hierarchy.CvPtr, (int) mode, (int) method, offset0));
+                NativeMethods.imgproc_findContours1_OutputArray(image.CvPtr, contoursVec.CvPtr, hierarchy.CvPtr, (int) mode, (int) method, offset0));
 
-            using (var contoursVec = new VectorOfMat(contoursPtr))
-            {
-                contours = contoursVec.ToArray();
-            }
+            contours = contoursVec.ToArray();
 
             hierarchy.Fix();
             GC.KeepAlive(image);
@@ -3162,11 +3160,11 @@ public static Point[][] FindContoursAsArray(InputArray image,
             image.ThrowIfDisposed();
 
             var offset0 = offset.GetValueOrDefault(new Point());
+            using var contoursVec = new VectorOfVectorPoint();
             NativeMethods.HandleException(
-                NativeMethods.imgproc_findContours2_vector(image.CvPtr, out var contoursPtr, (int) mode, (int) method, offset0));
+                NativeMethods.imgproc_findContours2_vector(image.CvPtr, contoursVec.CvPtr, (int) mode, (int) method, offset0));
             GC.KeepAlive(image);
 
-            using var contoursVec = new VectorOfVectorPoint(contoursPtr);
             return contoursVec.ToArray();
         }
 
@@ -3201,11 +3199,11 @@ public static Mat<Point>[] FindContoursAsMat(InputArray image,
             image.ThrowIfDisposed();
 
             var offset0 = offset.GetValueOrDefault(new Point());
+            using var contoursVec = new VectorOfMat();
             NativeMethods.HandleException(
-                NativeMethods.imgproc_findContours2_OutputArray(image.CvPtr, out var contoursPtr, (int)mode, (int)method, offset0));
+                NativeMethods.imgproc_findContours2_OutputArray(image.CvPtr, contoursVec.CvPtr, (int)mode, (int)method, offset0));
             GC.KeepAlive(image);
 
-            using var contoursVec = new VectorOfMat(contoursPtr);
             return contoursVec.ToArray<Mat<Point>>();
         }
 
@@ -3251,11 +3249,11 @@ public static Point[] ApproxPolyDP(IEnumerable<Point> curve, double epsilon, boo
         {
             if(curve == null)
                 throw new ArgumentNullException(nameof(curve));
-            var curveArray = curve.ToArray();
+            var curveArray = curve as Point[] ?? curve.ToArray();
+            using var approxCurveVec = new VectorOfPoint();
             NativeMethods.HandleException(
                 NativeMethods.imgproc_approxPolyDP_Point(
-                    curveArray, curveArray.Length, out var approxCurvePtr, epsilon, closed ? 1 : 0));
-            using var approxCurveVec = new VectorOfPoint(approxCurvePtr);
+                    curveArray, curveArray.Length, approxCurveVec.CvPtr, epsilon, closed ? 1 : 0));
             return approxCurveVec.ToArray();
         }
 
@@ -3273,11 +3271,11 @@ public static Point2f[] ApproxPolyDP(IEnumerable<Point2f> curve, double epsilon,
         {
             if (curve == null)
                 throw new ArgumentNullException(nameof(curve));
-            var curveArray = curve.ToArray();
+            var curveArray = curve as Point2f[] ?? curve.ToArray();
+            using var approxCurveVec = new VectorOfPoint2f();
             NativeMethods.HandleException(
                 NativeMethods.imgproc_approxPolyDP_Point2f(
-                    curveArray, curveArray.Length, out var approxCurvePtr, epsilon, closed ? 1 : 0));
-            using var approxCurveVec = new VectorOfPoint2f(approxCurvePtr);
+                    curveArray, curveArray.Length, approxCurveVec.CvPtr, epsilon, closed ? 1 : 0));
             return approxCurveVec.ToArray();
         }
 
@@ -4009,14 +4007,12 @@ public static float IntersectConvexConvex(IEnumerable<Point> p1, IEnumerable<Poi
             var p1Array = p1.ToArray();
             var p2Array = p2.ToArray();
 
+            using var p12Vec = new VectorOfPoint();
             NativeMethods.HandleException(
                 NativeMethods.imgproc_intersectConvexConvex_Point(
-                    p1Array, p1Array.Length, p2Array, p2Array.Length, out var p12Ptr, handleNested ? 1 : 0, out var ret));
+                    p1Array, p1Array.Length, p2Array, p2Array.Length, p12Vec.CvPtr, handleNested ? 1 : 0, out var ret));
 
-            using (var p12Vec = new VectorOfPoint(p12Ptr))
-            {
-                p12 = p12Vec.ToArray();
-            }
+            p12 = p12Vec.ToArray();
 
             return ret;
         }
@@ -4039,15 +4035,13 @@ public static float IntersectConvexConvex(IEnumerable<Point2f> p1, IEnumerable<P
             var p1Array = p1.ToArray();
             var p2Array = p2.ToArray();
 
+            using var p12Vec = new VectorOfPoint2f();
             NativeMethods.HandleException(
                 NativeMethods.imgproc_intersectConvexConvex_Point2f(
                     p1Array, p1Array.Length, p2Array, p2Array.Length,
-                    out var p12Ptr, handleNested ? 1 : 0, out var ret));
+                    p12Vec.CvPtr, handleNested ? 1 : 0, out var ret));
 
-            using (var p12Vec = new VectorOfPoint2f(p12Ptr))
-            {
-                p12 = p12Vec.ToArray();
-            }
+            p12 = p12Vec.ToArray();
 
             return ret;
         }

src/OpenCvSharp/Cv2/Cv2_objdetect.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using OpenCvSharp.Internal.Vectors;
 
 namespace OpenCvSharp
 {

src/OpenCvSharp/Cv2/Cv2_video.cs

@@ -1,4 +1,5 @@
 using System;
+using OpenCvSharp.Internal.Vectors;
 
 namespace OpenCvSharp
 {

src/OpenCvSharp/Internal/PInvoke/NativeMethods/NativeMethods_line_descriptor.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Diagnostics.Contracts;
+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
+{
+    static partial class NativeMethods
+    {
+        [Pure, DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+        public static extern ExceptionStatus line_descriptor_LSDDetector_new1(
+            out IntPtr returnValue);
+
+        [Pure, DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+        public static extern ExceptionStatus line_descriptor_LSDDetector_new2(
+            double scale,
+            double sigmaScale,
+            double quant,
+            double angTh,
+            double logEps,
+            double densityTh,
+            int nBins,
+            out IntPtr returnValue);
+
+        [Pure, DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+        public static extern ExceptionStatus line_descriptor_LSDDetector_delete(IntPtr obj);
+
+        [Pure, DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+        public static extern ExceptionStatus line_descriptor_LSDDetector_detect1(
+            IntPtr obj, IntPtr image, IntPtr keypoints, int scale, int numOctaves, IntPtr mask);
+
+        [Pure, DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+        public static extern ExceptionStatus line_descriptor_LSDDetector_detect2(
+            IntPtr obj,
+            IntPtr[] images, int imagesSize,
+            IntPtr keyLines, int scale, int numOctaves,
+            IntPtr[] masks, int masksSize);
+    }
+}