player capture.h Source File

00001 /* $Id: capture.h,v 1.4 2004/06/11 07:22:02 gerkey Exp $
00002  *
00003  * The base class for capture classes that feed data to CMVision
00004  */
00005 
00006 #ifndef __CAPTURE_H__
00007 #define __CAPTURE_H__
00008 
00009 typedef long long stamp_t;
00010 
00011 class capture 
00012 {
00013   protected:
00014     unsigned char *current; // most recently captured frame
00015     stamp_t timestamp;      // frame time stamp
00016     int width,height;       // dimensions of video frame
00017     bool captured_frame;
00018 
00019   public:
00020     capture() {current=0; captured_frame = false;}
00021 
00022     // you must define these in the subclass
00023     virtual bool initialize(int nwidth,int nheight) = 0;
00024     virtual void close() = 0;
00025     virtual unsigned char *captureFrame() = 0;
00026 };
00027 
00028 #endif // __CAPTURE_H__