Method Image.ANY.decode_alpha()

Method decode_alpha

mapping _decode(string data)
object decode(string data)
object decode_alpha(string data)

Description

Tries heuristics to find the correct method of decoding the data, then calls that method.

The result of _decode() is a mapping that contains

"type" : string	File type information as MIME type (ie "image/jpeg" or similar)
"image" : Image.Image	the image object
alpha : int	the alpha channel or 0 if N/A

Note

Throws upon failure.