文档介绍：C#.net 编写摄像头驱动程序,用 装了摄像头后一般会有 文件,没有一样可以用这些代码。 文件。下面有二种写法的例子: 例一: using System; using ; using ; using ; namespace WinVideo { /// <summary> /// webcam 的摘要说明。/// </summary> public class webcam { private const int WM_USER=0x400; private const int WS_CHILD=0x40000000; private const int WS_VISIBLE=0x10000000; private const int WM_CAP_START=WM_USER; private const int WM_CAP_STOP=WM_CAP_START + 68; private const int WM_CAP_DRIVER_CONNECT=WM_CAP_START + 10; private const int WM_CAP_DRIVER_DISCONNECT=WM_CAP_START + 11; private const int WM_CAP_SAVEDIB=WM_CAP_START + 25; private const int WM_CAP_GRAB_FRAME=WM_CAP_START + 60; private const int WM_CAP_SEQUENCE=WM_CAP_START + 62; private const int WM_CAP_FILE_SET_CAPTURE_FILEA=WM_CAP_START + 20; private const int WM_CAP_SEQUENCE_NOFILE=WM_CAP_START+ 63; private const int WM_CAP_SET_OVERLAY=WM_CAP_START+ 51; private const int WM_CAP_SET_PREVIEW=WM_CAP_START+ 50; private const int WM_CAP_SET_CALLBACK_VIDEOSTREAM=WM_CAP_START +6; private const int WM_CAP_SET_CALLBACK_ERROR=WM_CAP_START +2; private const int WM_CAP_SET_CALLBACK_STATUSA=WM_CAP_START +3; private const int WM_CAP_SET_CALLBACK_FRAME=WM_CAP_START +5; private const int WM_CAP_SET_SCALE=WM_CAP_START+ 53; private const int WM_CAP_SET_PREVIEWRATE=WM_CAP_START+ 52; private IntPtr hWndC; private bool bStat = false ; private IntPtr mControlPtr; private int mWidth; private int mHeight; private int mLeft; private int mTop; private string GrabImagePath=""; private string KinescopePath=""; /// <summary> /// 初始化摄像头/// </summary> /// <param name="handle"> 控件的句柄</param> /// <param name="left"> 开始显示的左边距</param> /// <param name="top"> 开始显示的上边距</param> /// <param name="width"> 要显示的宽度</param> /// <param name="height"> 要显示的长度</param> public webcam(IntPtr handle, int left, int top, int width, int height) { mControlPtr=handle; mWidth=width; mHeight=height; mLeft=left; mTop=top; } #reg