net.h

00001 
00002 /***************************************************************************
00003  *  net.h - This header defines an fuse network client camera
00004  *
00005  *  Created: Wed Feb 01 12:22:06 2006
00006  *  Copyright  2005-2007  Tim Niemueller [www.niemueller.de]
00007  *
00008  ****************************************************************************/
00009 
00010 /*  This program is free software; you can redistribute it and/or modify
00011  *  it under the terms of the GNU General Public License as published by
00012  *  the Free Software Foundation; either version 2 of the License, or
00013  *  (at your option) any later version. A runtime exception applies to
00014  *  this software (see LICENSE.GPL_WRE file mentioned below for details).
00015  *
00016  *  This program is distributed in the hope that it will be useful,
00017  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00018  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00019  *  GNU Library General Public License for more details.
00020  *
00021  *  Read the full text in the LICENSE.GPL_WRE file in the doc directory.
00022  */
00023 
00024 #ifndef __FIREVISION_CAMS_NET_H_
00025 #define __FIREVISION_CAMS_NET_H_
00026 
00027 #include <cams/camera.h>
00028 #include <fvutils/net/fuse_client_handler.h>
00029 #include <vector>
00030 
00031 namespace firevision {
00032 #if 0 /* just to make Emacs auto-indent happy */
00033 }
00034 #endif
00035 
00036 class CameraArgumentParser;
00037 class FuseClient;
00038 class FuseImageContent;
00039 class FuseNetworkMessage;
00040 class JpegImageDecompressor;
00041 
00042 class NetworkCamera : public Camera, public FuseClientHandler
00043 {
00044 
00045  public:
00046   NetworkCamera(const char *host, unsigned short port, bool jpeg = false);
00047   NetworkCamera(const char *host, unsigned short port, const char *image_id,
00048                 bool jpeg = false);
00049   NetworkCamera(const CameraArgumentParser *cap);
00050 
00051   virtual ~NetworkCamera();
00052 
00053   virtual void open();
00054   virtual void start();
00055   virtual void stop();
00056   virtual void close();
00057   virtual void flush();
00058   virtual void capture();
00059   virtual void print_info();
00060   virtual bool ready();
00061 
00062   virtual unsigned char* buffer();
00063   virtual unsigned int   buffer_size();
00064   virtual void           dispose_buffer();
00065 
00066   virtual unsigned int   pixel_width();
00067   virtual unsigned int   pixel_height();
00068   virtual colorspace_t   colorspace();
00069 
00070   virtual void           set_image_id(const char *image_id);
00071   virtual void           set_image_number(unsigned int n);
00072 
00073   virtual fawkes::Time * capture_time();
00074 
00075   virtual std::vector<FUSE_imageinfo_t>& image_list();
00076 
00077   virtual void fuse_invalid_server_version(uint32_t local_version,
00078                                            uint32_t remote_version) throw();
00079   virtual void fuse_connection_established() throw();
00080   virtual void fuse_connection_died() throw();
00081   virtual void fuse_inbound_received(FuseNetworkMessage *m) throw();
00082 
00083  private:
00084   bool __started;
00085   bool __opened;
00086 
00087   bool         __connected;
00088   unsigned int __local_version;
00089   unsigned int __remote_version;
00090 
00091   char               *__host;
00092   unsigned short      __port;
00093   char               *__image_id;
00094 
00095   bool __get_jpeg;
00096   JpegImageDecompressor *__decompressor;
00097   unsigned char      *__decompressed_buffer;
00098   unsigned int        __last_width;
00099   unsigned int        __last_height;
00100 
00101   FuseClient         *__fusec;
00102   FuseImageContent   *__fuse_image;
00103   FuseNetworkMessage *__fuse_message;
00104 
00105   FUSE_imageinfo_t   *__fuse_imageinfo;
00106 
00107   std::vector<FUSE_imageinfo_t> __image_list;
00108 };
00109 
00110 } // end namespace firevision
00111 
00112 #endif

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