Add saliency wrapper

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

@@ -0,0 +1,49 @@
+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
+{
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_Ptr_MotionSaliencyBinWangApr2014_delete(IntPtr obj);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_Ptr_MotionSaliencyBinWangApr2014_get(
+        IntPtr ptr, out IntPtr returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_MotionSaliencyBinWangApr2014_create(
+        out IntPtr returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_MotionSaliencyBinWangApr2014_computeSaliency(
+        IntPtr obj, IntPtr image, IntPtr saliencyMap, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_MotionSaliencyBinWangApr2014_setImagesize(
+        IntPtr obj, int W, int H);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_MotionSaliencyBinWangApr2014_init(
+        IntPtr obj, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_MotionSaliencyBinWangApr2014_getImageWidth(
+        IntPtr obj, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_MotionSaliencyBinWangApr2014_setImageWidth(
+        IntPtr obj, int val);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_MotionSaliencyBinWangApr2014_getImageHeight(
+        IntPtr obj, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_MotionSaliencyBinWangApr2014_setImageHeight(
+        IntPtr obj, int val);
+}

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

@@ -0,0 +1,57 @@
+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
+{
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_Ptr_ObjectnessBING_delete(IntPtr obj);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_Ptr_ObjectnessBING_get(
+        IntPtr ptr, out IntPtr returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_create(out IntPtr returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_computeSaliency(
+        IntPtr obj, IntPtr image, IntPtr objectnessBoundingBox, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_getobjectnessValues(
+        IntPtr obj, IntPtr returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_setTrainingPath(
+        IntPtr obj, [MarshalAs(UnmanagedType.LPStr)] string trainingPath);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_setBBResDir(
+        IntPtr obj, [MarshalAs(UnmanagedType.LPStr)] string resultsDir);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_getBase(
+        IntPtr obj, out double returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_setBase(IntPtr obj, double val);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_getNSS(
+        IntPtr obj, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_setNSS(IntPtr obj, int val);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_getW(
+        IntPtr obj, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_ObjectnessBING_setW(IntPtr obj, int val);
+}

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

@@ -0,0 +1,29 @@
+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
+{
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_Ptr_StaticSaliencyFineGrained_delete(IntPtr obj);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_Ptr_StaticSaliencyFineGrained_get(
+        IntPtr ptr, out IntPtr returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencyFineGrained_create(
+        out IntPtr returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencyFineGrained_computeSaliency(
+        IntPtr obj, IntPtr image, IntPtr saliencyMap, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencyFineGrained_computeBinaryMap(
+        IntPtr obj, IntPtr saliencyMap, IntPtr binaryMap, out int returnValue);
+}

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

@@ -0,0 +1,45 @@
+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
+{
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_Ptr_StaticSaliencySpectralResidual_delete(IntPtr obj);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_Ptr_StaticSaliencySpectralResidual_get(
+        IntPtr ptr, out IntPtr returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencySpectralResidual_create(
+        out IntPtr returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencySpectralResidual_computeSaliency(
+        IntPtr obj, IntPtr image, IntPtr saliencyMap, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencySpectralResidual_computeBinaryMap(
+        IntPtr obj, IntPtr saliencyMap, IntPtr binaryMap, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencySpectralResidual_getImageWidth(
+        IntPtr obj, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencySpectralResidual_setImageWidth(
+        IntPtr obj, int val);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencySpectralResidual_getImageHeight(
+        IntPtr obj, out int returnValue);
+
+    [DllImport(DllExtern, CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+    public static extern ExceptionStatus saliency_StaticSaliencySpectralResidual_setImageHeight(
+        IntPtr obj, int val);
+}

src/OpenCvSharp/Modules/saliency/MotionSaliencyBinWangApr2014.cs

@@ -0,0 +1,125 @@
+using OpenCvSharp.Internal;
+
+// ReSharper disable UnusedMember.Global
+
+namespace OpenCvSharp.Saliency;
+
+/// <summary>
+/// A Fast Self-tuning Background Subtraction Algorithm for motion saliency detection.
+/// </summary>
+public class MotionSaliencyBinWangApr2014 : Algorithm
+{
+    private MotionSaliencyBinWangApr2014(IntPtr smartPtr, IntPtr rawPtr)
+        : base(smartPtr, rawPtr, p => NativeMethods.HandleException(
+            NativeMethods.saliency_Ptr_MotionSaliencyBinWangApr2014_delete(p)))
+    { }
+
+    /// <summary>
+    /// Creates a MotionSaliencyBinWangApr2014 instance.
+    /// </summary>
+    public static MotionSaliencyBinWangApr2014 Create()
+    {
+        NativeMethods.HandleException(
+            NativeMethods.saliency_MotionSaliencyBinWangApr2014_create(out var smartPtr));
+        NativeMethods.HandleException(
+            NativeMethods.saliency_Ptr_MotionSaliencyBinWangApr2014_get(smartPtr, out var rawPtr));
+        return new MotionSaliencyBinWangApr2014(smartPtr, rawPtr);
+    }
+
+    /// <summary>
+    /// Computes the motion saliency map for the given frame.
+    /// </summary>
+    /// <param name="image">Input image frame (grayscale, CV_8UC1).</param>
+    /// <param name="saliencyMap">The computed binary saliency map.</param>
+    /// <returns>true if the saliency map was computed successfully.</returns>
+    public virtual bool ComputeSaliency(InputArray image, OutputArray saliencyMap)
+    {
+        ThrowIfDisposed();
+        if (image is null)
+            throw new ArgumentNullException(nameof(image));
+        if (saliencyMap is null)
+            throw new ArgumentNullException(nameof(saliencyMap));
+        image.ThrowIfDisposed();
+        saliencyMap.ThrowIfNotReady();
+
+        NativeMethods.HandleException(
+            NativeMethods.saliency_MotionSaliencyBinWangApr2014_computeSaliency(
+                RawPtr, image.CvPtr, saliencyMap.CvPtr, out var ret));
+        GC.KeepAlive(this);
+        GC.KeepAlive(image);
+        saliencyMap.Fix();
+        return ret != 0;
+    }
+
+    /// <summary>
+    /// Sets the image dimensions to prepare the algorithm's data structures.
+    /// Must be called before <see cref="Init"/>.
+    /// </summary>
+    /// <param name="width">Width of the input images.</param>
+    /// <param name="height">Height of the input images.</param>
+    public void SetImagesize(int width, int height)
+    {
+        ThrowIfDisposed();
+        NativeMethods.HandleException(
+            NativeMethods.saliency_MotionSaliencyBinWangApr2014_setImagesize(RawPtr, width, height));
+        GC.KeepAlive(this);
+    }
+
+    /// <summary>
+    /// Initializes all data structures for the algorithm.
+    /// Call after <see cref="SetImagesize"/>.
+    /// </summary>
+    /// <returns>true if initialization succeeded.</returns>
+    public bool Init()
+    {
+        ThrowIfDisposed();
+        NativeMethods.HandleException(
+            NativeMethods.saliency_MotionSaliencyBinWangApr2014_init(RawPtr, out var ret));
+        GC.KeepAlive(this);
+        return ret != 0;
+    }
+
+    /// <summary>
+    /// Gets or sets the image width.
+    /// </summary>
+    public int ImageWidth
+    {
+        get
+        {
+            ThrowIfDisposed();
+            NativeMethods.HandleException(
+                NativeMethods.saliency_MotionSaliencyBinWangApr2014_getImageWidth(RawPtr, out var val));
+            GC.KeepAlive(this);
+            return val;
+        }
+        set
+        {
+            ThrowIfDisposed();
+            NativeMethods.HandleException(
+                NativeMethods.saliency_MotionSaliencyBinWangApr2014_setImageWidth(RawPtr, value));
+            GC.KeepAlive(this);
+        }
+    }
+
+    /// <summary>
+    /// Gets or sets the image height.
+    /// </summary>
+    public int ImageHeight
+    {
+        get
+        {
+            ThrowIfDisposed();
+            NativeMethods.HandleException(
+                NativeMethods.saliency_MotionSaliencyBinWangApr2014_getImageHeight(RawPtr, out var val));
+            GC.KeepAlive(this);
+            return val;
+        }
+        set
+        {
+            ThrowIfDisposed();
+            NativeMethods.HandleException(
+                NativeMethods.saliency_MotionSaliencyBinWangApr2014_setImageHeight(RawPtr, value));
+            GC.KeepAlive(this);
+        }
+    }
+}