文件名称:通过avicap32.dll操作视频的类(C#)
文件大小:7KB
文件格式:RAR
更新时间:2013-11-17 12:44:37
avicap32 视频 C# AVI
#region 导入API函数 [DllImport("avicap32.dll")]//包含了执行视频捕获的函数,它给AVI文件I/O和视频、音频设备驱动程序提供一个高级接口 public static extern IntPtr capCreateCaptureWindow(string lpszWindowName, int dwStyle, int x, int y, int nWidth, int nHeight, IntPtr hwndParent, int nID); /************参数说明************* * * 函数:capCreateCaptureWindow * * lpszWindowName:标识窗口的名称 * dwStyle:标识窗口风格 * x、y:标识窗口的左上角坐标 * nWidth、nHeight:标识窗口的宽度和高度 * hWnd:标识父窗口句柄 * nID:标识窗口ID * * 返回值:视频捕捉窗口句柄。 * ********************************/ [DllImport("AVICAP32.dll", CharSet = CharSet.Unicode)] public static extern bool capGetDriverDescription(int wDriverIndex, StringBuilder lpszName, int cbName, StringBuilder lpszVer, int cbVer); [DllImport("User32.dll")] public static extern bool SendMessage(IntPtr hWnd, int wMsg, bool wParam, int lParam); [DllImport("User32.dll")] public static extern bool SendMessage(IntPtr hWnd, int wMsg, short wParam, int lParam); [DllImport("User32.dll")] public static extern bool SendMessage(IntPtr hWnd, int wMsg, int wParam, int lParam); [DllImport("User32.dll")] public static extern bool SendMessage(IntPtr hWnd, int wMsg, short wParam, FrameEventHandler lParam); [DllImport("User32.dll")] public static extern bool SendMessage(IntPtr hWnd, int wMsg, int wParam, ref BITMAPINFO lParam); [DllImport("User32.dll")] public static extern bool SendMessage(IntPtr hWnd, int wMsg, int wParam, ref CAPDRIVERCAPS lParam); [DllImport("User32.dll")] public static extern bool SendMessage(IntPtr hWnd, int wMsg, int wParam, ref CAPTUREPARMS lParam); [DllImport("User32.dll")] public static extern bool SendMessage(IntPtr hWnd, int wMsg, int wParam, ref CAPSTATUS lParam); [DllImport("User32.dll")] public static extern int SetWindowPos(IntPtr hWnd, int hWndInsertAfter, int x, int y, int cx, int cy, int wFlags); [DllImport("avicap32.dll")] public static extern int capGetVideoFormat(IntPtr hWnd, IntPtr psVideoFormat, int wSize); #endregion
【文件预览】:
Video.cs
AviCapture.cs