def total_edge_pixels_from_mask(mask):
    """Compute the total number of borders-pixels in a masks."""

    border_pixel_total = 0

    for y in range(mask.shape[0]):
        for x in range(mask.shape[1]):
            if not mask[y, x]:
                if mask[y + 1, x] or mask[y - 1, x] or mask[y, x + 1] or mask[y, x - 1] or \
                        mask[y + 1, x + 1] or mask[y + 1, x - 1] or mask[y - 1, x + 1] or mask[y - 1, x - 1]:
                    border_pixel_total += 1

    return border_pixel_total
def total_edge_pixels_from_mask(mask):
    """Compute the total number of borders-pixels in a masks."""

    border_pixel_total = 0

    for y in range(mask.shape[0]):
        for x in range(mask.shape[1]):
            if not mask[y, x]:
                if mask[y + 1, x] or mask[y - 1, x] or mask[y, x + 1] or mask[y, x - 1] or \
                        mask[y + 1, x + 1] or mask[y + 1, x - 1] or mask[y - 1, x + 1] or mask[y - 1, x - 1]:
                    border_pixel_total += 1

    return border_pixel_total
def total_edge_pixels_from_mask ( mask ) : border_pixel_total = 0 for y in range ( mask . shape [ 0 ] ) : for x in range ( mask . shape [ 1 ] ) : if not mask [ y , x ] : if mask [ y + 1 , x ] or mask [ y - 1 , x ] or mask [ y , x + 1 ] or mask [ y , x - 1 ] or mask [ y + 1 , x + 1 ] or mask [ y + 1 , x - 1 ] or mask [ y - 1 , x + 1 ] or mask [ y - 1 , x - 1 ] : border_pixel_total += 1 return border_pixel_total
Compute the total number of borders-pixels in a masks.
Compute the total number of borders - pixels in a masks .