Added FeatureMatching demo.

Emgu.CV.Unity/ProjectSettings/ProjectVersion.txt

@@ -1 +1 @@
-m_EditorVersion: 2017.1.0f3
+m_EditorVersion: 2017.2.0f3

Emgu.CV.Unity/copy_demo_assets.bat

@@ -3,10 +3,13 @@ REM mkdir Assets\Emgu.CV\Emgu.CV.Demo
 mkdir -p Assets\Emgu.CV\Emgu.CV.Demo\Resources
 REM mkdir Assets\Emgu.CV\Emgu.CV.Demo\Resources\tessdata
 
-cp ../opencv/samples/data/lena.jpg Assets/Emgu.CV/Emgu.CV.Demo/Resources
+cp ../opencv/samples/data/lena.jpg Assets/Emgu.CV/Emgu.CV.Demo/Resources/
 cp ../Emgu.CV.Test/stitch*.jpg Assets/Emgu.CV/Emgu.CV.Demo/Resources/
+cp ../Emgu.CV.Example/FeatureMatching/box.png Assets/Emgu.CV/Emgu.CV.Demo/Resources/
+cp ../Emgu.CV.Example/FeatureMatching/box_in_scene.png Assets/Emgu.CV/Emgu.CV.Demo/Resources/
+cp ../Emgu.CV.Example/FeatureMatching/DrawMatches.cs Assets/Emgu.CV/Emgu.CV.Demo/
 
-cp ../opencv/data/haarcascades/haarcascade_frontalface_alt2.xml Assets/Emgu.CV/Emgu.CV.Demo/Resources
+cp ../opencv/data/haarcascades/haarcascade_frontalface_alt2.xml Assets/Emgu.CV/Emgu.CV.Demo/Resources/
 
 REM cd ../Emgu.CV.World/tessdata/
 REM c:\cygwin64\bin\find . -type f -exec cp "{}" "../../Emgu.CV.Unity/Assets/Emgu.CV/Emgu.CV.Demo/Resources/tessdata/{}.bytes" ";"

Emgu.CV.Unity/demo/FeatureMatching.cs

@@ -0,0 +1,59 @@
+//----------------------------------------------------------------------------
+//  Copyright (C) 2004-2017 by EMGU Corporation. All rights reserved.       
+//----------------------------------------------------------------------------
+
+using System.IO;
+using Emgu.CV.CvEnum;
+using UnityEngine;
+using System;
+using System.Drawing;
+using System.Collections;
+using System.Text;
+using Emgu.CV;
+using Emgu.CV.Structure;
+using Emgu.CV.Util;
+using System.Runtime.InteropServices;
+using Emgu.CV.Ocl;
+
+public class FeatureMatching : MonoBehaviour
+{
+
+    // Use this for initialization
+    void Start()
+    {
+
+        Texture2D boxTexture = Resources.Load<Texture2D>("box");
+        Texture2D boxInSceneTexture = Resources.Load<Texture2D>("box_in_scene");
+
+        Mat box3Channels = new Mat();
+        TextureConvert.Texture2dToOutputArray(boxTexture, box3Channels);
+        Mat box = new Mat();
+        CvInvoke.CvtColor(box3Channels, box, ColorConversion.Bgra2Gray);
+        CvInvoke.Flip(box, box, FlipType.Vertical);
+
+        Mat boxInScene3Channels = new Mat();
+        TextureConvert.Texture2dToOutputArray(boxInSceneTexture, boxInScene3Channels);
+        Mat boxInScene = new Mat();
+        CvInvoke.CvtColor(boxInScene3Channels, boxInScene, ColorConversion.Bgra2Gray);
+        CvInvoke.Flip(boxInScene, boxInScene, FlipType.Vertical);
+
+        long time;
+        Mat img = FeatureMatchingExample.DrawMatches.Draw(box, boxInScene, out time);
+        //CvInvoke.Imwrite("c:\\tmp\\tmp.png", img);
+        //Mat outImg = new Mat();
+        //CvInvoke.CvtColor(img, outImg, ColorConversion.Bgr2Bgra);
+        //CvInvoke.Imwrite("c:\\tmp\\tmp.png", outImg);
+        Texture2D texture = TextureConvert.InputArrayToTexture2D(img);
+
+        this.GetComponent<GUITexture>().texture = texture;
+        
+        this.GetComponent<GUITexture>().pixelInset = new Rect(-texture.width / 2, -texture.height / 2, texture.width, texture.height);
+
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+
+    }
+}

Emgu.CV.Unity/demo/FeatureMatching.cs.meta

@@ -0,0 +1,13 @@
+fileFormatVersion: 2
+guid: 9d77cb3d6f175084f8b3a97acce3ea7d
+timeCreated: 1512338184
+licenseType: Pro
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Emgu.CV.Unity/demo/FeatureMatchingScene.unity.meta

@@ -0,0 +1,9 @@
+fileFormatVersion: 2
+guid: a06ce5bb254e2724f86cc183b41e8df3
+timeCreated: 1512337966
+licenseType: Pro
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Emgu.CV.Unity/demo/Resources/box.png.meta

@@ -0,0 +1,121 @@
+fileFormatVersion: 2
+guid: 993a88b51c8f9ff409db803489c3c785
+timeCreated: 1512337715
+licenseType: Pro
+TextureImporter:
+  fileIDToRecycleName: {}
+  externalObjects: {}
+  serializedVersion: 4
+  mipmaps:
+    mipMapMode: 0
+    enableMipMap: 1
+    sRGBTexture: 1
+    linearTexture: 0
+    fadeOut: 0
+    borderMipMap: 0
+    mipMapsPreserveCoverage: 0
+    alphaTestReferenceValue: 0.5
+    mipMapFadeDistanceStart: 1
+    mipMapFadeDistanceEnd: 3
+  bumpmap:
+    convertToNormalMap: 0
+    externalNormalMap: 0
+    heightScale: 0.25
+    normalMapFilter: 0
+  isReadable: 1
+  grayScaleToAlpha: 0
+  generateCubemap: 6
+  cubemapConvolution: 0
+  seamlessCubemap: 0
+  textureFormat: 1
+  maxTextureSize: 2048
+  textureSettings:
+    serializedVersion: 2
+    filterMode: -1
+    aniso: -1
+    mipBias: -1
+    wrapU: -1
+    wrapV: -1
+    wrapW: -1
+  nPOTScale: 1
+  lightmap: 0
+  compressionQuality: 50
+  spriteMode: 0
+  spriteExtrude: 1
+  spriteMeshType: 1
+  alignment: 0
+  spritePivot: {x: 0.5, y: 0.5}
+  spriteBorder: {x: 0, y: 0, z: 0, w: 0}
+  spritePixelsToUnits: 100
+  alphaUsage: 1
+  alphaIsTransparency: 0
+  spriteTessellationDetail: -1
+  textureType: 0
+  textureShape: 1
+  maxTextureSizeSet: 0
+  compressionQualitySet: 0
+  textureFormatSet: 0
+  platformSettings:
+  - buildTarget: DefaultTexturePlatform
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: Standalone
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: iPhone
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: Android
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: Windows Store Apps
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: WebGL
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  spriteSheet:
+    serializedVersion: 2
+    sprites: []
+    outline: []
+    physicsShape: []
+  spritePackingTag: 
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Emgu.CV.Unity/demo/Resources/box_in_scene.png.meta

@@ -0,0 +1,121 @@
+fileFormatVersion: 2
+guid: dc85a34d2c836374d92013327ab64c62
+timeCreated: 1512337715
+licenseType: Pro
+TextureImporter:
+  fileIDToRecycleName: {}
+  externalObjects: {}
+  serializedVersion: 4
+  mipmaps:
+    mipMapMode: 0
+    enableMipMap: 1
+    sRGBTexture: 1
+    linearTexture: 0
+    fadeOut: 0
+    borderMipMap: 0
+    mipMapsPreserveCoverage: 0
+    alphaTestReferenceValue: 0.5
+    mipMapFadeDistanceStart: 1
+    mipMapFadeDistanceEnd: 3
+  bumpmap:
+    convertToNormalMap: 0
+    externalNormalMap: 0
+    heightScale: 0.25
+    normalMapFilter: 0
+  isReadable: 1
+  grayScaleToAlpha: 0
+  generateCubemap: 6
+  cubemapConvolution: 0
+  seamlessCubemap: 0
+  textureFormat: 1
+  maxTextureSize: 2048
+  textureSettings:
+    serializedVersion: 2
+    filterMode: -1
+    aniso: -1
+    mipBias: -1
+    wrapU: -1
+    wrapV: -1
+    wrapW: -1
+  nPOTScale: 1
+  lightmap: 0
+  compressionQuality: 50
+  spriteMode: 0
+  spriteExtrude: 1
+  spriteMeshType: 1
+  alignment: 0
+  spritePivot: {x: 0.5, y: 0.5}
+  spriteBorder: {x: 0, y: 0, z: 0, w: 0}
+  spritePixelsToUnits: 100
+  alphaUsage: 1
+  alphaIsTransparency: 0
+  spriteTessellationDetail: -1
+  textureType: 0
+  textureShape: 1
+  maxTextureSizeSet: 0
+  compressionQualitySet: 0
+  textureFormatSet: 0
+  platformSettings:
+  - buildTarget: DefaultTexturePlatform
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: Standalone
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: iPhone
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: Android
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: Windows Store Apps
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  - buildTarget: WebGL
+    maxTextureSize: 2048
+    resizeAlgorithm: 0
+    textureFormat: -1
+    textureCompression: 1
+    compressionQuality: 50
+    crunchedCompression: 0
+    allowsAlphaSplitting: 0
+    overridden: 0
+  spriteSheet:
+    serializedVersion: 2
+    sprites: []
+    outline: []
+    physicsShape: []
+  spritePackingTag: 
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: