videoio.h
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上传日期:2007-01-06
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文件大小:2k
- /*
- * videoio.h
- *
- * Classes to support streaming video input (grabbing) and output.
- *
- * Portable Windows Library
- *
- * Copyright (c) 1993-2000 Equivalence Pty. Ltd.
- *
- * The contents of this file are subject to the Mozilla Public License
- * Version 1.0 (the "License"); you may not use this file except in
- * compliance with the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
- *
- * The Original Code is Portable Windows Library.
- *
- * The Initial Developer of the Original Code is Equivalence Pty. Ltd.
- *
- * Contributor(s): ______________________________________.
- *
- * $Log: videoio.h,v $
- * Revision 1.4 2000/07/26 02:54:41 robertj
- * Fixed platform dependent code changing public functions to protected.
- *
- * Revision 1.3 2000/07/25 13:38:26 robertj
- * Added frame rate parameter to video frame grabber.
- *
- * Revision 1.2 2000/07/25 13:14:07 robertj
- * Got the video capture stuff going!
- *
- * Revision 1.1 2000/07/15 09:47:35 robertj
- * Added video I/O device classes.
- *
- */
- #ifndef _PVIDEOIO
- #include <vfw.h>
- #include "../../videoio.h"
- public:
- virtual BOOL SetColourFormat(ColourFormat colourFormat);
- virtual BOOL SetFrameRate(unsigned rate);
- virtual BOOL SetFrameSize(unsigned width, unsigned height);
- protected:
- static LRESULT CALLBACK ErrorHandler(HWND hWnd, int id, LPCSTR err);
- LRESULT HandleError(int id, LPCSTR err);
- static LRESULT CALLBACK VideoHandler(HWND hWnd, LPVIDEOHDR vh);
- LRESULT HandleVideo(LPVIDEOHDR vh);
- BOOL InitialiseCapture();
- void HandleCapture();
- PThread * captureThread;
- PSyncPoint threadStarted;
- HWND hCaptureWindow;
- PSyncPoint frameAvailable;
- LPBYTE lastFramePtr;
- unsigned lastFrameSize;
- PMutex lastFrameMutex;
- friend class PVideoInputThread;
- };
- #endif