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/home/slang/XVision2/src/Devices/Bt8x8.h

#ifndef __xvbt8x8_h
#define __xvbt8x8_h
/*                                                      -*-c++-*-
    Copyright (C) 2000 Gregory D. Hager and Darius Burschka (JHU
    Lab for Computational Interaction with Physical Systems (CIPS))

Permission is granted to any individual or institution to use, copy,
modify, and distribute this software, provided that this complete
copyright and permission notice is maintained, intact, in all copies and
supporting documentation.  Authors of papers that describe software
systems using this software package are asked to acknowledge such use by
a brief statement in the paper.

We provide this software "as is" without express or implied warranty.
*/

#include <sys/types.h>
#include <asm/spinlock.h>
#include <linux/videodev.h>
#include <bttv.h>
#include "Video.h"

#define DEVICE_NAME "/dev/video"
#define BT_DEF_NUMFRAMES 4
#define BT_DEF_INPUT     0
#define BT_DEF_NORM      NORM_NTSC

enum{Composite1=1,SVIDEO};

struct STRTAB {
    long nr;
    char *str;
};

template <class PIXTYPE>
class Bt8x8:public Video<PIXTYPE>
{
   int         fd;
   struct      video_capability  capability;
   struct      video_channel     *channels;
   struct      STRTAB           *inputs;
   struct      video_audio       audio;
   struct      video_tuner       *tuner;
   struct      video_picture     pict;   
   struct      video_mbuf        gb_buffers;
   PIXTYPE                      *mm_buf[MAX_GBUFFERS];
   struct      video_mmap       *frames;
   int         set_input(int norm,int channel);
  public:
          Bt8x8(const char *dev_name=DEVICE_NAME,
                const char *parm_string=NULL);
   virtual     ~Bt8x8();
   // Video_h compatibility functions
   int          open(const char *dev_name,const char *parm_string=NULL);
   void        close(void);
   int         set_params(char *param_string);
   int         initiate_acquire(int frame);
   int         wait_for_completion(int frame);
};

#endif

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