public static AFD_Face DeIntPtr(this AFD_FSDK_FACERES face)
{
AFD_Face ret = new AFD_Face()
{
faceNumber = face.nFace,
faceOrient = (int)Marshal.PtrToStructure(face.lfaceOrient, typeof(int)),
rect = (MRECT)Marshal.PtrToStructure(face.rcFace, typeof(MRECT))
};
return(ret);
}
private void pictureBox1_Click(object sender, EventArgs e)
{
int width = 0;
int height = 0;
int pitch = 0;
OpenFileDialog op1 = new OpenFileDialog();
if (op1.ShowDialog() == DialogResult.OK)
{
pictureBox1.ImageLocation = op1.FileName;
}
Bitmap bitmap = new Bitmap(pictureBox1.ImageLocation);
// IntPtr imageDataPtr= bitmap.GetHbitmap();
byte[] imageData = readBmp(bitmap, ref width, ref height, ref pitch);
IntPtr imageDataPtr = Marshal.AllocHGlobal(imageData.Length);
Marshal.Copy(imageData, 0, imageDataPtr, imageData.Length);
ASVLOFFSCREEN offInput = new ASVLOFFSCREEN();
offInput.u32PixelArrayFormat = 513;
offInput.ppu8Plane = new IntPtr[4];
offInput.ppu8Plane[0] = imageDataPtr;
offInput.i32Width = width;
offInput.i32Height = height;
offInput.pi32Pitch = new int[4];
offInput.pi32Pitch[0] = pitch;
faceRes = new AFD_FSDK_FACERES();
IntPtr offInputPtr = Marshal.AllocHGlobal(Marshal.SizeOf(offInput));
Marshal.StructureToPtr(offInput, offInputPtr, false);
IntPtr faceResPtr = Marshal.AllocHGlobal(Marshal.SizeOf(faceRes));
code = Init.ArcSoft_FIC_FaceDataFeatureExtraction(detectEngine, 0, offInputPtr, ref faceResPtr);
}
public static Boolean checkAndMarkFace(Bitmap image)
{
// Bitmap image = a;
BitmapData data = image.LockBits(new Rectangle(0, 0, image.Width, image.Height), ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb);
//位图中第一个像素数据的地址。它也可以看成是位图中的第一个扫描行
IntPtr ptr = data.Scan0;
//定义数组长度
int soureBitArrayLength = data.Height * Math.Abs(data.Stride);
byte[] sourceBitArray = new byte[soureBitArrayLength];
//将bitmap中的内容拷贝到ptr_bgr数组中
Marshal.Copy(ptr, sourceBitArray, 0, soureBitArrayLength);
int width = data.Width;
int height = data.Height;
int pitch = Math.Abs(data.Stride);
image.UnlockBits(data);
data = null;
int line = width * 3;
int bgr_len = line * height;
byte[] destBitArray = new byte[bgr_len];
for (int i = 0; i < height; ++i)
{
Array.Copy(sourceBitArray, i * pitch, destBitArray, i * line, line);
}
pitch = line;
// image.UnlockBits(data);
byte[] imageData = destBitArray;//readBmp(image, ref width, ref height, ref pitch);
IntPtr imageDataPtr = Marshal.AllocHGlobal(imageData.Length);
Marshal.Copy(imageData, 0, imageDataPtr, imageData.Length);
ASVLOFFSCREEN offInput = new ASVLOFFSCREEN();
offInput.u32PixelArrayFormat = 513;
offInput.ppu8Plane = new IntPtr[4];
offInput.ppu8Plane[0] = imageDataPtr;
offInput.i32Width = width;
offInput.i32Height = height;
offInput.pi32Pitch = new int[4];
offInput.pi32Pitch[0] = pitch;
IntPtr offInputPtr = Marshal.AllocHGlobal(Marshal.SizeOf(offInput));
Marshal.StructureToPtr(offInput, offInputPtr, false);
AFD_FSDK_FACERES faceRes = new AFD_FSDK_FACERES();
IntPtr faceResPtr = Marshal.AllocHGlobal(Marshal.SizeOf(faceRes));
int detectResult;
if (!IS32)
{
detectResult = AFDFunction.AFD_FSDK_StillImageFaceDetection(detectEngine, offInputPtr, ref faceResPtr);
}
else
{
detectResult = AFDFunction.AFD_FSDK_StillImageFaceDetection32(detectEngine, offInputPtr, ref faceResPtr);
}
if (detectResult != 0)
{
//return false;
}
faceRes = (AFD_FSDK_FACERES)Marshal.PtrToStructure(faceResPtr, typeof(AFD_FSDK_FACERES));
bool flag = (faceRes.nFace > 0 && faceRes.nFace < 10);
Marshal.FreeHGlobal(imageDataPtr);
Marshal.FreeHGlobal(offInputPtr);
return(flag);
}