void FrameReceived(IntPtr hwnd, ref VIDEOHDR hdr)
{
switch (fBitmapInfo.bmiHeader.biCompression)
{
case GDI32.BI_BITFIELDS:
Console.WriteLine("Bitfields");
break;
case GDI32.BI_JPEG:
Console.WriteLine("JPEG");
break;
case GDI32.BI_PNG:
Console.WriteLine("PNG");
break;
case GDI32.BI_RGB:
{
//Console.WriteLine("RGB");
//PixelAccessorBGRb accessor = new PixelAccessorBGRb(fCamera.Width, fCamera.Height, PixmapOrientation.BottomToTop, hdr.lpData);
//SourceCopy srcCopy = new SourceCopy();
//fPixelBuffer.ApplyBinaryColorOperator(srcCopy, accessor);
//Rectangle srcRect = new Rectangle(0, 0, fCamera.Width, fCamera.Height);
//bool success = DeviceContextClientArea.AlphaBlend(fPixelBuffer.DeviceContext, srcRect, srcRect, 255);
}
break;
case GDI32.BI_RLE4:
Console.WriteLine("RLE4");
break;
case GDI32.BI_RLE8:
Console.WriteLine("RLE8");
break;
default:
{
// Construct a stream on the bits
byte[] data = new byte[hdr.dwBytesUsed];
Marshal.Copy(hdr.lpData, data, 0, (int)hdr.dwBytesUsed);
MemoryStream ms = new MemoryStream(data);
Bitmap bm = (Bitmap)Bitmap.FromStream(ms);
string dStr = FOURCC.FourCCToString(FOURCC.MakeFourCC(data));
Console.WriteLine("data: {0}", dStr);
ICINFO icinfo = new ICINFO();
icinfo.dwSize = (uint)Marshal.SizeOf(icinfo);
uint fccHandler = 0;
while (Vfw.ICInfo(0, fccHandler, ref icinfo))
{
Console.WriteLine("Info: {0} Driver: {1}", icinfo.szName, icinfo.szDriver);
string fccTypeStr = FOURCC.FourCCToString(icinfo.fccType);
string fccHandlerStr = FOURCC.FourCCToString(icinfo.fccHandler);
Console.WriteLine("Form1.FrameReceived - FCC: {0} Handler: {1}", fccTypeStr, fccHandlerStr);
fccHandler++;
}
//BITMAPINFO bmiOut = fPixelBuffer.BitmapInfo;
UInt32 vcap = FOURCC.MakeFourCC('v', 'c', 'a','p');
UInt32 VIDC = FOURCC.MakeFourCC('V', 'I', 'D', 'C');
#region temporarily off
/*
BITMAPINFOHEADER bmihIn = fPixelBuffer.BitmapInfo.bmiHeader;
BITMAPINFOHEADER bmihOut = new BITMAPINFOHEADER();
bmihOut.Init();
IntPtr handle = Vfw.ICLocate(VIDC, 0, ref bmihIn, ref bmihOut, 0);
Console.WriteLine("Handle: {0}", handle);
*/
#endregion
//// Try to load it using the Image class
//Bitmap bm = (Bitmap)Image.FromStream(ms);
//Rectangle srcRect = new Rectangle(0, 0, fCamera.Width, fCamera.Height);
//bool success = DeviceContextClientArea.AlphaBlend(fPixelBuffer.DeviceContext, srcRect, srcRect, 255);
}
break;
}
//BITMAPINFO bmiOut = fPixelBuffer.BitmapInfo;
//BITMAPINFOHEADER bmihIn = fPixelBuffer.BitmapInfo.bmiHeader;
//BITMAPINFOHEADER bmihOut = new BITMAPINFOHEADER();
//bmihOut.Init();
//StringBuilder sb = new StringBuilder(100);
//COMPVARS cvars = new COMPVARS();
//cvars.cbSize = Marshal.SizeOf(cvars);
//success = Vfw.ICCompressorChoose(this.Handle, 0, IntPtr.Zero, IntPtr.Zero, ref cvars, null);
//IntPtr handle = Vfw.ICLocate(fBitmapInfo.bmiHeader.biCompression, 0, ref bmihIn, ref bmihOut, 0);
//IntPtr bmHandle = fDecompressor.DeCompress(ref fBitmapInfo, hdr.lpData, ref bmiOut);
//Console.WriteLine("Form1.FrameReceived - Compression: {0}", FOURCC.FourCCToString(fBitmapInfo.bmiHeader.biCompression));
//Console.WriteLine("{0}", handle);
}
public static extern bool ICInfo(uint fccType, uint fccHandler, ref ICINFO lpicinfo);