public int Compare(IntPtr pFeature1, IntPtr pFeature2, ref FaceSDK_Rec_VerifyResult result)
{
if (mVerifyHandler == IntPtr.Zero)
{
return(RET_EXCEPTION);
}
int rtn = RET_EXCEPTION;
try
{
rtn = FaceSDK_Rec_VerifyFeature(mVerifyHandler, pFeature1, pFeature2, ref result);
}
catch (System.Exception ex)
{
}
return(rtn);
}
public int CompareDBQuery(ref double dblSimilarity)
{
if (mVerifyHandler == IntPtr.Zero)
{
return(VERIFY_RESULT_INVALID_HANLDER); //算法未初始化
}
if (mDBImageThread == null || mQueryImageThread == null)
{
return(VERIFY_RESULT_THREAD_NOT_STARTED); //抽特征线程未启动
}
mDBImageThread.Join();
mQueryImageThread.Join();
if (mDBFeature == IntPtr.Zero)
{
return(VERIFY_RESULT_INVALID_DB_FEATURE); //没有登记照特征
}
if (mQueryFeature == IntPtr.Zero)
{
return(VERIFY_RESULT_INVALID_QUERY_FEATURE); //没有查询照特征
}
FaceSDK_Rec_VerifyResult result = new FaceSDK_Rec_VerifyResult();
if (buffFeatureCount2 < 1)
{
return(VERIFY_RESULT_DB_IMAGE_NOFACE); //登记照中没有人脸
}
else if (buffFeatureCount2 < 1)
{
return(VERIFY_RESULT_QUERY_IMAGE_NOFACE); //查询照中没有人脸
}
else if (Compare(buffFeatureResult1[0].feature, buffFeatureResult2[0].feature, ref result) != RTN_SUCC)
{
return(VERIFY_RESULT_VERIFY_FAILED); //比对失败
}
dblSimilarity = (float)result.similarity;
return(RTN_SUCC);
}
public bool ComparePersonPair(Image DBImage, Image QueryImage, ref double dblSimilarity, int dbImageType = 1)
{
FaceSDK_Rec_VerifyResult result = new FaceSDK_Rec_VerifyResult();
//for (int j = 0; j < 200; ++j)
//{
// if (j == 0)
// Console.WriteLine("asfd");
// if(j == 50)
// Console.WriteLine("asfd");
// if (j == 99)
// Console.WriteLine("AFDS");
// if(j == 199)
// Console.WriteLine("AFDS");
MemoryStream ms = new MemoryStream();
DBImage.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
byte[] DBbuff = ms.GetBuffer();
ms = new MemoryStream();
QueryImage.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
byte[] Querybuff = ms.GetBuffer();
if (mVerifyHandler == IntPtr.Zero)
{
dblSimilarity = 0;
return(false);
}
IntPtr buffFeature1 = IntPtr.Zero;
IntPtr buffFeature2 = IntPtr.Zero;
// FaceSDK_Rec_FeatureExtractResult[] buffFeature2 = new FaceSDK_Rec_FeatureExtractResult() [];
Int32 buffFeatureCount1 = 0;
Int32 buffFeatureCount2 = 0;
if (ExtractFeature(DBbuff, false, dbImageType, ref buffFeature1, ref buffFeatureCount1) != RTN_SUCC)
{
return(false);
}
if (ExtractFeature(Querybuff, true, 0, ref buffFeature2, ref buffFeatureCount2) != RTN_SUCC)
{
return(false);
}
FaceSDK_Rec_FeatureExtractResult[] buffFeatureResult1 = new FaceSDK_Rec_FeatureExtractResult[buffFeatureCount1];
FaceSDK_Rec_FeatureExtractResult[] buffFeatureResult2 = new FaceSDK_Rec_FeatureExtractResult[buffFeatureCount2];
buffFeatureResult1[0] = (FaceSDK_Rec_FeatureExtractResult)Marshal.PtrToStructure(buffFeature1, typeof(FaceSDK_Rec_FeatureExtractResult));
buffFeatureResult2[0] = (FaceSDK_Rec_FeatureExtractResult)Marshal.PtrToStructure(buffFeature2, typeof(FaceSDK_Rec_FeatureExtractResult));
int sizeFaceSDK_Rec_FeatureExtractResult1 = Marshal.SizeOf(buffFeatureResult1[0]);
int sizeFaceSDK_Rec_FeatureExtractResult2 = Marshal.SizeOf(buffFeatureResult2[0]);
for (int i = 1; i < buffFeatureCount1; ++i)
{
buffFeature1 = new IntPtr(buffFeature1.ToInt32() + sizeFaceSDK_Rec_FeatureExtractResult1);
buffFeatureResult1[i] = (FaceSDK_Rec_FeatureExtractResult)Marshal.PtrToStructure(buffFeature1, typeof(FaceSDK_Rec_FeatureExtractResult));
}
for (int i = 1; i < buffFeatureCount2; ++i)
{
buffFeature2 = new IntPtr(buffFeature1.ToInt32() + sizeFaceSDK_Rec_FeatureExtractResult2);
buffFeatureResult2[i] = (FaceSDK_Rec_FeatureExtractResult)Marshal.PtrToStructure(buffFeature2, typeof(FaceSDK_Rec_FeatureExtractResult));
}
if (buffFeatureCount1 < 1 || buffFeatureCount2 < 1)
{
return(false);
}
else if (Compare(buffFeatureResult1[0].feature, buffFeatureResult2[0].feature, ref result) != RTN_SUCC)
{
return(false);
}
dblSimilarity = (float)result.similarity;
if (ReleaseFeature(ref buffFeatureResult1, ref buffFeatureCount1, ref buffFeature1) != RTN_SUCC)
{
return(false);
}
if (ReleaseFeature(ref buffFeatureResult2, ref buffFeatureCount2, ref buffFeature2) != RTN_SUCC)
{
return(false);
}
return(true);
}
public bool ComparePersonPair(byte[] DBbuff, byte[] Querybuff, ref double dblSimilarity, int dbImageType = 1)
{
FaceSDK_Rec_VerifyResult result = new FaceSDK_Rec_VerifyResult();
if (mVerifyHandler == IntPtr.Zero)
{
dblSimilarity = 0;
return(false);
}
IntPtr buffFeature1 = IntPtr.Zero;
IntPtr buffFeature2 = IntPtr.Zero;
// FaceSDK_Rec_FeatureExtractResult[] buffFeature2 = new FaceSDK_Rec_FeatureExtractResult() [];
Int32 buffFeatureCount1 = 0;
Int32 buffFeatureCount2 = 0;
if (ExtractFeature(DBbuff, false, dbImageType, ref buffFeature1, ref buffFeatureCount1) != RTN_SUCC)
{
return(false);
}
if (ExtractFeature(Querybuff, true, 0, ref buffFeature2, ref buffFeatureCount2) != RTN_SUCC)
{
return(false);
}
FaceSDK_Rec_FeatureExtractResult[] buffFeatureResult1 = new FaceSDK_Rec_FeatureExtractResult[buffFeatureCount1];
FaceSDK_Rec_FeatureExtractResult[] buffFeatureResult2 = new FaceSDK_Rec_FeatureExtractResult[buffFeatureCount2];
buffFeatureResult1[0] = (FaceSDK_Rec_FeatureExtractResult)Marshal.PtrToStructure(buffFeature1, typeof(FaceSDK_Rec_FeatureExtractResult));
buffFeatureResult2[0] = (FaceSDK_Rec_FeatureExtractResult)Marshal.PtrToStructure(buffFeature2, typeof(FaceSDK_Rec_FeatureExtractResult));
int sizeFaceSDK_Rec_FeatureExtractResult1 = Marshal.SizeOf(buffFeatureResult1[0]);
int sizeFaceSDK_Rec_FeatureExtractResult2 = Marshal.SizeOf(buffFeatureResult2[0]);
for (int i = 1; i < buffFeatureCount1; ++i)
{
buffFeature1 = new IntPtr(buffFeature1.ToInt32() + sizeFaceSDK_Rec_FeatureExtractResult1);
buffFeatureResult1[i] = (FaceSDK_Rec_FeatureExtractResult)Marshal.PtrToStructure(buffFeature1, typeof(FaceSDK_Rec_FeatureExtractResult));
}
for (int i = 1; i < buffFeatureCount2; ++i)
{
buffFeature2 = new IntPtr(buffFeature1.ToInt32() + sizeFaceSDK_Rec_FeatureExtractResult2);
buffFeatureResult2[i] = (FaceSDK_Rec_FeatureExtractResult)Marshal.PtrToStructure(buffFeature2, typeof(FaceSDK_Rec_FeatureExtractResult));
}
if (buffFeatureCount1 < 1 || buffFeatureCount2 < 1)
{
return(false);
}
else if (Compare(buffFeatureResult1[0].feature, buffFeatureResult2[0].feature, ref result) != RTN_SUCC)
{
return(false);
}
dblSimilarity = (float)result.similarity;
if (ReleaseFeature(ref buffFeatureResult1, ref buffFeatureCount1, ref buffFeature1) != RTN_SUCC)
{
return(false);
}
if (ReleaseFeature(ref buffFeatureResult2, ref buffFeatureCount2, ref buffFeature2) != RTN_SUCC)
{
return(false);
}
return(true);
}
private extern static int FaceSDK_Rec_VerifyFeature(IntPtr pHandle, IntPtr pFeature1, IntPtr pFeature2, ref FaceSDK_Rec_VerifyResult result);