590   jvirt_barray_ptr bptr;  in realize_virt_arrays()  local
606   for (bptr = mem->virt_barray_list; bptr != NULL; bptr = bptr->next) {  in realize_virt_arrays()
607     if (bptr->mem_buffer == NULL) { /* if not realized yet */  in realize_virt_arrays()
608       space_per_minheight += (long) bptr->maxaccess *  in realize_virt_arrays()
609 			     (long) bptr->blocksperrow * SIZEOF(JBLOCK);  in realize_virt_arrays()
610       maximum_space += (long) bptr->rows_in_array *  in realize_virt_arrays()
611 		       (long) bptr->blocksperrow * SIZEOF(JBLOCK);  in realize_virt_arrays()
663   for (bptr = mem->virt_barray_list; bptr != NULL; bptr = bptr->next) {  in realize_virt_arrays()
664     if (bptr->mem_buffer == NULL) { /* if not realized yet */  in realize_virt_arrays()
665       minheights = ((long) bptr->rows_in_array - 1L) / bptr->maxaccess + 1L;  in realize_virt_arrays()
668 	bptr->rows_in_mem = bptr->rows_in_array;  in realize_virt_arrays()
671 	bptr->rows_in_mem = (JDIMENSION) (max_minheights * bptr->maxaccess);  in realize_virt_arrays()
672 	jpeg_open_backing_store(cinfo, & bptr->b_s_info,  in realize_virt_arrays()
673 				(long) bptr->rows_in_array *  in realize_virt_arrays()
674 				(long) bptr->blocksperrow *  in realize_virt_arrays()
676 	bptr->b_s_open = TRUE;  in realize_virt_arrays()
678       bptr->mem_buffer = alloc_barray(cinfo, JPOOL_IMAGE,  in realize_virt_arrays()
679 				      bptr->blocksperrow, bptr->rows_in_mem);  in realize_virt_arrays()
680       bptr->rowsperchunk = mem->last_rowsperchunk;  in realize_virt_arrays()
681       bptr->cur_start_row = 0;  in realize_virt_arrays()
682       bptr->first_undef_row = 0;  in realize_virt_arrays()
683       bptr->dirty = FALSE;  in realize_virt_arrays()
948     jvirt_barray_ptr bptr;  in free_pool()  local
957     for (bptr = mem->virt_barray_list; bptr != NULL; bptr = bptr->next) {  in free_pool()
958       if (bptr->b_s_open) {	/* there may be no backing store */  in free_pool()
959 	bptr->b_s_open = FALSE;	/* prevent recursive close if error */  in free_pool()
960 	(*bptr->b_s_info.close_backing_store) (cinfo, & bptr->b_s_info);  in free_pool()