calculate_block_pad_size()

def raster2pgsql.calculate_block_pad_size	(		band,
			xoff,
			yoff,
			block_size
	)

Calculates number of columns [0] and rows [1] of padding

Definition at line 571 of file raster2pgsql.py.

def calculate_block_pad_size(band, xoff, yoff, block_size):
    """Calculates number of columns [0] and rows [1] of padding""" 
    assert band is not None
 
    xpad = 0
    ypad= 0
    block_bound = ( xoff + block_size[0], yoff + block_size[1] )
 
    if block_bound[0] > band.XSize:
        xpad = block_bound[0] - band.XSize
    if block_bound[1] > band.YSize:
        ypad = block_bound[1] - band.YSize
 
    return (xpad, ypad)
 

Referenced by wkblify_band().

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