plugins/video/H.261-vic/vic/grabber.h

   1 /*-
   2  * Copyright (c) 1993-1994 The Regents of the University of California.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and the Network Research Group at
  17  *      Lawrence Berkeley Laboratory.
  18  * 4. Neither the name of the University nor of the Laboratory may be used
  19  *    to endorse or promote products derived from this software without
  20  *    specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34
  35 /************ Change log
  36  *
  37  * $Log$
  38  * Revision 1.2  2006/07/31 09:09:22  csoutheren
  39  * Checkin of validated codec used during development
  40  *
  41  * Revision 1.1.2.1  2006/04/06 01:17:17  csoutheren
  42  * Initial version of H.261 video codec plugin for OPAL
  43  *
  44  * Revision 2.1  2003/03/15 23:42:59  robertj
  45  * Update to OpenH323 v1.11.7
  46  *
  47  * Revision 1.12  2003/01/06 22:18:01  rogerh
  48  * Add NetBSD grabber code. Submitted by Andreas Wrede.
  49  *
  50  * Revision 1.11  2001/05/10 05:25:44  robertj
  51  * Removed need for VIC code to use ptlib.
  52  *
  53  * Revision 1.10  2000/12/19 22:22:34  dereks
  54  * Remove connection to grabber-OS.cxx files. grabber-OS.cxx files no longer used.
  55  * Video data is now read from a video channel, using the pwlib classes.
  56  *
  57  * Revision 1.9  2000/09/22 02:40:13  dereks
  58  * Tidied code for generating test images.
  59  * Added mechanism to ensure the entire frame is sent on startup.
  60  *
  61  * Revision 1.8  2000/09/08 06:41:38  craigs
  62  * Added ability to set video device
  63  * Added ability to select test input frames
  64  *
  65  * Revision 1.7  2000/09/08 03:42:04  dereks
  66  * Add function to report to user the failed opening of the video device.
  67  *
  68  * Revision 1.6  2000/08/25 03:18:50  dereks
  69  * Add change log facility (Thanks Robert for the info on implementation)
  70  *
  71  *
  72  *
  73  ********/
  74
  75
  76 #ifndef grabber_h
  77 #define grabber_h
  78 #include "videoframe.h"
  79
  80 #define CIF_WIDTH   352
  81 #define CIF_HEIGHT  288
  82
  83 #if 0
  84 class Grabber {
  85  public:
  86                 Grabber();
  87         virtual ~Grabber();
  88         virtual void Start();
  89         virtual void Stop();
  90         virtual void Grab(VideoFrame *vf);
  91         virtual void SetSize(int _width,int _height);
  92                 void FailedToOpen(char *videoDeviceName);
  93                 void GrabMovingBlocksTestFrame(void);
  94                 void GrabMovingLineTestFrame(void);
  95
  96         u_int framesize;   //bytes in frame, w*h
  97         u_char* frame;     //pointer to memory holding image obtained by grabber.
  98  protected:
  99         int  running;
 100         int  width;
 101         int  height;
 102         int  operational; //boolean indicating if grabber is working.
 103         char *mem;        //Memory mapped to output of the driver for video grabbing.
 104         int  grab_count;  //count of frames grabbed by grabber.
 105         int  port_;       // video input or test image to use
 106 };
 107
 108 #if P_LINUX
 109 #include "grabber-linux.h"
 110 #elif _WIN32
 111 #include "grabber-windows.h"
 112 #elif P_FREEBSD
 113 #include "grabber-bsd.h"
 114 #elif P_OPENBSD
 115 #include "grabber-bsd.h"
 116 #elif P_NETBSD
 117 #include "grabber-bsd.h"
 118 #else
 119 #include "grabber-generic.h"
 120 #endif
 121
 122 #endif   //ifdef GRABBER_H
 123
 124
 125 #endif
 126
 127
 128
 129