private void FrameCallBack(IntPtr lwnd, IntPtr lpVHdr)
{
if (this.RecievedFrame != null)
{
ShowVideo.VIDEOHDR videoHeader = new ShowVideo.VIDEOHDR();
byte[] VideoData;
videoHeader = (ShowVideo.VIDEOHDR)ShowVideo.GetStructure(lpVHdr, videoHeader);
VideoData = new byte[videoHeader.dwBytesUsed];
ShowVideo.Copy(videoHeader.lpData, VideoData);
IntPtr hdc = API.CreateCompatibleDC(0);
API.BITMAPINFO bitheder = new API.BITMAPINFO();
ShowVideo.SendMessage(this.lwndC, ShowVideo.WM_CAP_GET_VIDEOFORMAT, ShowVideo.SizeOf(bitheder), ref bitheder);
API.BITMAPINFOHEADER hhh = bitheder.bmiHeader;
API.BITMAPINFO bitinfo = new API.BITMAPINFO();
IntPtr ht = API.CreateDIBSection(IntPtr.Zero, bitheder, API.DIB_RGB_COLORS, videoHeader.lpData, 0, 0);
this.RecievedFrame(this, VideoData);
}
}
/// <summary>
/// 获取摄像头实际图像大小
/// </summary>
/// <returns></returns>
public Size GetVideoSize()
{
ShowVideo.CAPSTATUS status = new ShowVideo.CAPSTATUS();
ShowVideo.SendMessage(this.lwndC, ShowVideo.WM_CAP_GET_STATUS, ShowVideo.SizeOf(status), ref status);
return(new Size(status.uiImageWidth, status.uiImageHeight));
}
