00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkWin32VideoSource.h,v $ 00005 Language: C++ 00006 00007 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 00008 All rights reserved. 00009 00010 Redistribution and use in source and binary forms, with or without 00011 modification, are permitted provided that the following conditions are met: 00012 00013 * Redistributions of source code must retain the above copyright notice, 00014 this list of conditions and the following disclaimer. 00015 00016 * Redistributions in binary form must reproduce the above copyright notice, 00017 this list of conditions and the following disclaimer in the documentation 00018 and/or other materials provided with the distribution. 00019 00020 * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names 00021 of any contributors may be used to endorse or promote products derived 00022 from this software without specific prior written permission. 00023 00024 * Modified source versions must be plainly marked as such, and must not be 00025 misrepresented as being the original software. 00026 00027 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' 00028 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00029 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00030 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR 00031 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00032 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00033 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00034 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00035 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00036 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00037 00038 =========================================================================*/ 00053 #ifndef __vtkWin32VideoSource_h 00054 #define __vtkWin32VideoSource_h 00055 00056 #include "vtkVideoSource.h" 00057 #include <windows.h> 00058 #include <winuser.h> 00059 #include <vfw.h> 00060 00061 class VTK_EXPORT vtkWin32VideoSource : public vtkVideoSource 00062 { 00063 public: 00064 static vtkWin32VideoSource *New(); 00065 vtkTypeMacro(vtkWin32VideoSource,vtkVideoSource); 00066 void PrintSelf(ostream& os, vtkIndent indent); 00067 00069 void Initialize(); 00070 void ReleaseSystemResources(); 00071 00072 void Grab(int n); 00073 void Grab() { this->Grab(1); }; 00074 void Play(); 00075 void Stop(); 00076 00077 void SetFrameSize(int x, int y, int z); 00078 00079 void SetFrameRate(float rate); 00080 00081 void SetOutputFormat(int format); 00082 00084 void VideoFormatDialog(); 00085 00087 void VideoSourceDialog(); 00088 00090 void InternalGrab(LPVIDEOHDR VideoHdrPtr); 00091 00092 protected: 00093 vtkWin32VideoSource(); 00094 ~vtkWin32VideoSource(); 00095 vtkWin32VideoSource(const vtkWin32VideoSource&) {}; 00096 void operator=(const vtkWin32VideoSource&) {}; 00097 00098 char WndClassName[16]; 00099 HWND CapWnd; 00100 HWND ParentWnd; 00101 CAPSTATUS CapStatus; 00102 CAPDRIVERCAPS CapDriverCaps; 00103 CAPTUREPARMS CaptureParms; 00104 LPBITMAPINFO BitMapPtr; 00105 int BitMapSize; 00106 00107 int FatalVFWError; 00108 00109 void CheckBuffer(); 00110 void UnpackRasterLine(char *outptr, char *inptr, 00111 int start, int count); 00112 00113 void DoVFWFormatSetup(); 00114 void DoVFWFormatCheck(); 00115 }; 00116 00117 #endif 00118 00119 00120 00121 00122