//
//  File name: GLOBAL_VARIABLE.h
//
//  written by Ee-Chien Chang
//
//  Define most of the global variables
//
#include "queue.h"
#include <semaphore.h>

class header
{
   public:
          int BYTE_PER_PIXEL;            // bits plane.
          int NOS_LEVEL;
          int IMAGE_WIDTH;
          int IMAGE_HEIGHT;

	  int LOWEST_RESOLUTION_WIDTH;
	  int LOWEST_RESOLUTION_HEIGHT;
};

#ifdef  MAIN
#   define WHERE
#else
#   define WHERE  extern
#endif

WHERE   sem_t     DATA_READY;
WHERE   sem_t     NEW_DATA_READY;
WHERE   sem_t     QUEUE_EMPTY;
WHERE   pthread_mutex_t     USE_QUEUE;
WHERE   pthread_mutex_t     END_THREAD;

WHERE   mask_tree     T;
WHERE   coeff_hier    C;
WHERE   header        HEADER;
WHERE	Queue	Q;
WHERE   tcp_Stream *ptr_stream;

const  int UNIT_SIZE          = 64;   // the size of an unit block in sparse