Кстати, 0 - неверное значение параметра Image Depth метода FP.Get Image:
Indicates the color depth, or number of supported colors, of the image: 1 (1-bit, black and white), 4 (4-bit, 16 colors), 8 (8-bit, 256 colors), 24 (24-bit, true color), or 32 (32-bit, ARGB format). The default is 8.