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mxcpcBufferedMxPEGDecoderBackEnd.h

00001 //           ///          //                                        Mx clientSDK
00002 //          /////        ////                    Mx Crossplatform Client Library
00003 //         /// XXX     XXX ///
00004 //        ///    XXX XXX    ///     $RCSfile: mxcpcBufferedMxPEGDecoderBackEnd.h,v $
00005 //       ///       XXX       ///     $Revision: 1.1 $
00006 //      ///      XXX XXX      ///     $Date: 2006/01/11 19:07:06 $
00007 //     ////    XXX     XXX    ////     $Author: cvs-kai $
00008 //    ////                     ////
00009 //   ////  M  O  B  O  T  I  X  ////////////////////////////////////////////////
00010 //  //// Security Vision Systems //////////////////////////////////////////////
00011 //                                                                          //
00012 //  Copyright (C) 2005 - 2006, MOBOTIX AG, Germany                         //
00013 //  This software is made available under the BSD licence. Please refer   //
00014 //  to the file LICENCE.TXT contained in this distribution for details.  //
00015 //                                                                      //
00016 //  /////////////////////////////////////////////////////////////////////
00017 
00018 
00019 
00020 #ifndef __MXCPC_BUFFEREDMXPEGDECODERBACKEND_H__
00021 #define __MXCPC_BUFFEREDMXPEGDECODERBACKEND_H__
00022 
00023 
00024 #include <mxcpcMxPEGDecoderBackEnd.h>
00025 
00026 
00027 
00028 //! Baseclass to <tt>MxPEG</tt> decoder backends internally buffering entire
00029 //! RGB frames.
00030 /*!
00031  *  \ingroup mxcpc_core
00032  */
00033 class mxcpcBufferedMxPEGDecoderBackEnd : public mxcpcMxPEGDecoderBackEnd {
00034 
00035  protected:
00036   int Width, Height;
00037   int TileNumX, TileNumY;
00038   mxcpc::u32 *PixelBuffer;
00039   int PixelBufferOffset;
00040   
00041  private:
00042   mxcpc::u32 DummyTilePixelBuffer[16*16*3/4];
00043   
00044  public:
00045   mxcpcBufferedMxPEGDecoderBackEnd();
00046   ~mxcpcBufferedMxPEGDecoderBackEnd();
00047   
00048  public:
00049   //! (Re)implemented.
00050   void videoResolutionChanged(int width, int height);
00051   //! (Re)implemented.
00052   void provideVideoTilePixelTarget(int tile_x, int tile_y,
00053                                    mxcpc::u32 **target_ptr,
00054                                    int *row_stepping_ptr);   
00055 };
00056 
00057 
00058 
00059 #endif   // __MXCPC_BUFFEREDMXPEGDECODERBACKEND_H__
00060 

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