using?System;
using?System.Collections.Generic;
using?System.Diagnostics;
using?System.Drawing;
using?Emgu.CV;
using?Emgu.CV.Structure;
#if?!（IOS?||?NETFX_CORE）
using?Emgu.CV.Cuda;
#endif

namespace?FaceRecognition
{
????public?static?class?DetectFace
????{
????????public?static?void?Detect（
??????????Mat?image?String?faceFileName?String?eyeFileName
??????????List?faces?List?eyes
??????????bool?tryUseCuda?bool?tryUseOpenCL
??????????out?long?detectionTime）
????????{
????????????Stopwatch?watch;//記錄代碼運行時間

#if?!（IOS?||?NETFX_CORE）
????????????if?（tryUseCuda?&&?CudaInvoke.HasCuda）
????????????{
????????????????using?（CudaCascadeClassifier?face?=?new?CudaCascadeClassifier（faceFileName））

????????????????using?（CudaCascadeClassifier?eye?=?new?CudaCascadeClassifier（eyeFileName））

????????????????{
????????????????????face.ScaleFactor?=?1.1;//圖像縮放比例，可以理解為同一個物體與相機距離不同，其大小亦不同，必須將其縮放到一定大小才方便識別，該參數指定每次縮放的比例
????????????????????face.MinNeighbors?=?10;//對特征檢測點周邊多少有效點同時檢測，這樣可避免因選取的特征檢測點太小而導致遺漏
????????????????????face.MinobjectSize?=?Size.Empty;
????????????????????eye.ScaleFactor?=?1.1;
????????????????????eye.MinNeighbors?=?10;
????????????????????eye.MinobjectSize?=?Size.Empty;
????????????????????watch?=?Stopwatch.StartNew（）;
????????????????????using?（CudaImage?gpuImage?=?new?CudaImage（image））
????????????????????using?（CudaImage?gpuGray?=?gpuImage.Convert（））
????????????????????using?（GpuMat?region?=?new?GpuMat（））
????????????????????{
????????????????????????face.DetectMultiScale（gpuGray?region）;
????????????????????????Rectangle[]?faceRegion?=?face.Convert（region）;
????????????????????????faces.AddRange（faceRegion）;
????????????????????????foreach?（Rectangle?f?in?faceRegion）
????????????????????????{
????????????????????????????using?（CudaImage?faceImg?=?gpuGray.GetSubRect（f））
????????????????????????????{
????????????????????????????????//For?some?reason?a?clone?is?required.
????????????????????????????????//Might?be?a?bug?of?CudaCascadeClassifier?in?opencv
????????????????????????????????using?（CudaImage?clone?=?faceImg.Clone（null））
????????????????????????????????using?（GpuMat?eyeRegionMat?=?new?GpuMat（））
????????????????????????????????{
????????????????????????????????????eye.DetectMultiScale（clone?eyeRegionMat）;
????????????????????????????????????Rectangle[]?eyeRegion?=?eye.Convert（eyeRegionMat）;
????????????????????????????????????foreach?（Rectangle?e?in?eyeRegion）
????????????????????????????????????{
????????????????????????????????????????Rectangle?eyeRect?=?e;
????????????????????????????????????????eyeRect.Offset（f.X?f.Y）;
????????????????????????????????????????eyes.Add（eyeRect）;
????????????????????????????????????}
????????????????????????????????}
????????????????????????????}
????????????????????????}
????????????????????}
????????????????????watch.Stop（）;
????????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

????..A..H.?????20992??2017-11-22?16:57??FaceRecognition\.vs\FaceRecognition\v14\.suo

?????文件????????189??2017-11-22?16:40??FaceRecognition\FaceRecognition\App.config

?????文件??????66048??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.Cuda.dll

?????文件?????194048??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.Cuda.pdb

?????文件?????144172??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.Cuda.xml

?????文件???????8192??2015-06-24?03:20??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.DebuggerVisualizers.VS2010.dll

?????文件???????8192??2015-06-24?03:20??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.DebuggerVisualizers.VS2012.dll

?????文件?????363008??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.dll

?????文件????1064448??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.pdb

?????文件?????114688??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.UI.dll

?????文件?????136704??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.UI.pdb

?????文件??????34738??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.UI.xml

?????文件????1061179??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.CV.xml

?????文件??????18432??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.Util.dll

?????文件??????34304??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.Util.pdb

?????文件??????17339??2017-11-21?15:51??FaceRecognition\FaceRecognition\bin\Debug\Emgu.Util.xml

?????文件??????12288??2017-11-22?16:57??FaceRecognition\FaceRecognition\bin\Debug\FaceRecognition.exe

?????文件???????1542??2017-11-22?16:57??FaceRecognition\FaceRecognition\bin\Debug\FaceRecognition.exe.config

?????文件??????26112??2017-11-22?16:57??FaceRecognition\FaceRecognition\bin\Debug\FaceRecognition.pdb

?????文件??????22696??2017-11-22?16:58??FaceRecognition\FaceRecognition\bin\Debug\FaceRecognition.vshost.exe

?????文件???????1542??2017-11-22?16:57??FaceRecognition\FaceRecognition\bin\Debug\FaceRecognition.vshost.exe.config

?????文件????????490??2017-03-19?05:00??FaceRecognition\FaceRecognition\bin\Debug\FaceRecognition.vshost.exe.manifest

?????文件?????341406??2017-11-22?16:49??FaceRecognition\FaceRecognition\bin\Debug\haarcascade_eye.xml

?????文件?????930127??2017-11-22?16:49??FaceRecognition\FaceRecognition\bin\Debug\haarcascade_frontalface_default.xml

?????文件???13839360??2015-06-29?23:40??FaceRecognition\FaceRecognition\bin\Debug\x64\cvextern.dll

?????文件????1498624??2015-06-29?23:40??FaceRecognition\FaceRecognition\bin\Debug\x64\cvextern_test.exe

?????文件?????660128??2013-10-05?12:58??FaceRecognition\FaceRecognition\bin\Debug\x64\msvcp120.dll

?????文件?????963232??2013-10-05?12:58??FaceRecognition\FaceRecognition\bin\Debug\x64\msvcr120.dll

?????文件????9720042??2014-07-24?21:56??FaceRecognition\FaceRecognition\bin\Debug\x64\opencv_ffmpeg300_64.dll

?????文件???10999808??2015-06-24?02:51??FaceRecognition\FaceRecognition\bin\Debug\x86\cvextern.dll

............此處省略51個文件信息