BOX_C0_LOG        628 jquant2.c      #define BOX_C0_ELEMS  (1<<BOX_C0_LOG) /* # of hist cells in update box */
BOX_C0_LOG        632 jquant2.c      #define BOX_C0_SHIFT  (C0_SHIFT + BOX_C0_LOG)
BOX_C0_LOG        873 jquant2.c        c0 >>= BOX_C0_LOG;
BOX_C0_LOG        895 jquant2.c        c0 <<= BOX_C0_LOG;		/* convert ID back to base cell indexes */