mov eax, dim
		mul eax
		mov ebx, image
		mov ch, threshold
		mov esi, 0

		beg:
			cmp esi, eax
			jg end
			mov cl, byte ptr[ebx + esi]
			cmp cl, ch
			jb less
			mov dl, 0xFF
			jmp afterless

		less:
			mov dl, 0x00

		afterless :
			inc ESI
			mov byte ptr[ebx + esi], dl
			jmp beg

		end:
			ret