/// <summary>
/// 年龄检测
/// </summary>
/// <param name="pEngine">引擎Handle</param>
/// <param name="imageInfo">图像数据</param>
/// <param name="multiFaceInfo">人脸检测结果</param>
/// <returns>年龄检测结构体</returns>
public static ASF_AgeInfo DetectAge(IntPtr pEngine, ImageInfo imageInfo, ASF_MultiFaceInfo multiFaceInfo)
{
IntPtr pMultiFaceInfo = UtilToolMemory.Malloc(UtilToolMemory.SizeOf <ASF_MultiFaceInfo>());
UtilToolMemory.StructureToPtr(multiFaceInfo, pMultiFaceInfo);
if (multiFaceInfo.faceNum == 0)
{
return(new ASF_AgeInfo());
}
//人脸信息处理
int retCode = ASFFunctions.ASFProcess(pEngine, imageInfo.width, imageInfo.height, imageInfo.format, imageInfo.imgData, pMultiFaceInfo, FaceEngineMask.ASF_AGE);
//获取年龄信息
IntPtr pAgeInfo = UtilToolMemory.Malloc(UtilToolMemory.SizeOf <ASF_AgeInfo>());
retCode = ASFFunctions.ASFGetAge(pEngine, pAgeInfo);
Console.WriteLine("Get Age Result:" + retCode);
ASF_AgeInfo ageInfo = UtilToolMemory.PtrToStructure <ASF_AgeInfo>(pAgeInfo);
//释放内存
UtilToolMemory.Free(pMultiFaceInfo);
UtilToolMemory.Free(pAgeInfo);
return(ageInfo);
}
/// <summary>
/// 获取年龄结果
/// </summary>
/// <param name="pEngine">引擎handle</param>
/// <param name="ageInfo">out 年龄结果</param>
/// <returns>返回0表示正常；返回负数请根据ErrorCodeUtil类注释查看；其他值请在官网-帮助中心查询</returns>
public int ASFGetAge(out AgeInfo ageInfo)
{
int retCode = -1;
ageInfo = new AgeInfo();
IntPtr pAgeInfo = MemoryUtil.Malloc(MemoryUtil.SizeOf <ASF_AgeInfo>());
//调用SDK接口
retCode = ASFFunctions.ASFGetAge(pEngine, pAgeInfo);
if (retCode != 0)
{
MemoryUtil.Free(pAgeInfo);
return(retCode);
}
//转化结果
ASF_AgeInfo asfAgeInfo = new ASF_AgeInfo();
asfAgeInfo = MemoryUtil.PtrToStructure <ASF_AgeInfo>(pAgeInfo);
ageInfo.num = asfAgeInfo.num;
if (ageInfo.num > 0)
{
ageInfo.ageArray = new int[ageInfo.num];
Marshal.Copy(asfAgeInfo.ageArray, ageInfo.ageArray, 0, ageInfo.num);
}
MemoryUtil.FreeArray(pAgeInfo);
return(retCode);
}
/// <summary>
/// 年龄检测
/// </summary>
/// <param name="pEngine">引擎Handle</param>
/// <param name="imageInfo">图像数据</param>
/// <param name="multiFaceInfo">人脸检测结果</param>
/// <returns>年龄检测结构体</returns>
public static ASF_AgeInfo AgeEstimation(IntPtr pEngine, ImageInfo imageInfo, ASF_MultiFaceInfo multiFaceInfo, out int retCode)
{
retCode = -1;
IntPtr pMultiFaceInfo = MemoryUtil.Malloc(MemoryUtil.SizeOf <ASF_MultiFaceInfo>());
MemoryUtil.StructureToPtr(multiFaceInfo, pMultiFaceInfo);
if (multiFaceInfo.faceNum == 0)
{
return(new ASF_AgeInfo());
}
//人脸信息处理
retCode = ASFFunctions.ASFProcess(pEngine, imageInfo.width, imageInfo.height, imageInfo.format, imageInfo.imgData, pMultiFaceInfo, FaceEngineMask.ASF_AGE);
if (retCode == 0)
{
//获取年龄信息
IntPtr pAgeInfo = MemoryUtil.Malloc(MemoryUtil.SizeOf <ASF_AgeInfo>());
retCode = ASFFunctions.ASFGetAge(pEngine, pAgeInfo);
Console.WriteLine("Get Age Result:" + retCode);
ASF_AgeInfo ageInfo = MemoryUtil.PtrToStructure <ASF_AgeInfo>(pAgeInfo);
//释放内存
MemoryUtil.Free(pMultiFaceInfo);
MemoryUtil.Free(pAgeInfo);
return(ageInfo);
}
else
{
return(new ASF_AgeInfo());
}
}
/// <summary>
/// Age detection
/// </summary>
/// <param name="pEngine">Engine Handle</param>
/// <param name="imageInfo">Image data</param>
/// <param name="multiFaceInfo">Face detection results</param>
/// <returns>Age detection structures</returns>
public static ASF_AgeInfo AgeEstimation(IntPtr pEngine, ImageInfo imageInfo, ASF_MultiFaceInfo multiFaceInfo)
{
IntPtr pMultiFaceInfo = MemoryUtil.Malloc(MemoryUtil.SizeOf <ASF_MultiFaceInfo>());
MemoryUtil.StructureToPtr(multiFaceInfo, pMultiFaceInfo);
if (multiFaceInfo.faceNum == 0)
{
return(new ASF_AgeInfo());
}
//Face information processing
int retCode = ASFFunctions.ASFProcess(pEngine, imageInfo.width, imageInfo.height, imageInfo.format, imageInfo.imgData, pMultiFaceInfo, FaceEngineMask.ASF_AGE);
//Get age information
IntPtr pAgeInfo = MemoryUtil.Malloc(MemoryUtil.SizeOf <ASF_AgeInfo>());
retCode = ASFFunctions.ASFGetAge(pEngine, pAgeInfo);
Console.WriteLine("Get Age Result:" + retCode);
ASF_AgeInfo ageInfo = MemoryUtil.PtrToStructure <ASF_AgeInfo>(pAgeInfo);
//Release memory
MemoryUtil.Free(pMultiFaceInfo);
MemoryUtil.Free(pAgeInfo);
return(ageInfo);
}
/// <summary>
/// 获取人脸信息列表
/// </summary>
/// <param name="pEngine"></param>
/// <param name="bitmap"></param>
/// <returns></returns>
public static List <FaceInfoModel> GetFaceInfos(IntPtr pEngine, Image bitmap)
{
List <FaceInfoModel> listRet = new List <FaceInfoModel>();
try
{
List <int> AgeList = new List <int>();
List <int> GenderList = new List <int>();
//检测人脸，得到Rect框
ASF_MultiFaceInfo multiFaceInfo = FaceUtil.DetectFace(pEngine, bitmap);
MultiFaceModel multiFaceModel = new MultiFaceModel(multiFaceInfo);
//人脸信息处理
ImageInfo imageInfo = ImageUtil.ReadBMP(bitmap);
int retCode = ASFFunctions.ASFProcess(pEngine, imageInfo.width, imageInfo.height, imageInfo.format, imageInfo.imgData, ref multiFaceInfo, FaceEngineMask.ASF_AGE | FaceEngineMask.ASF_GENDER);
//获取年龄信息
ASF_AgeInfo ageInfo = new ASF_AgeInfo();
retCode = ASFFunctions.ASFGetAge(pEngine, ref ageInfo);
AgeList = ageInfo.PtrToAgeArray(ageInfo.ageArray, ageInfo.num);
//获取性别信息
ASF_GenderInfo genderInfo = new ASF_GenderInfo();
retCode = ASFFunctions.ASFGetGender(pEngine, ref genderInfo);
GenderList = genderInfo.PtrToGenderArray(genderInfo.genderArray, genderInfo.num);
for (int i = 0; i < multiFaceInfo.faceNum; i++)
{
FaceInfoModel faceInfo = new FaceInfoModel();
faceInfo.age = AgeList[i];
faceInfo.gender = GenderList[i];
faceInfo.faceRect = multiFaceModel.FaceInfoList[i].faceRect;
faceInfo.feature = ExtractFeature(pEngine, bitmap, multiFaceModel.FaceInfoList[i]);//提取单人脸特征
faceInfo.faceOrient = multiFaceModel.FaceInfoList[i].faceOrient;
listRet.Add(faceInfo);
}
return(listRet);//返回多人脸信息
}
catch {
return(listRet);
}
}