Full Name	Group 4
Format ID	IG_FORMAT_G4 = 12
File Extension(s)	*.raw
Data Type	Raw image
Data Encoding	Binary
Color Profile Support	No
Multi-Page Support	No
Alpha Channel Support	No
ImageGear Platforms Support	Win32, Win64, Unix, Java, Unix64

ImageGear Supported Versions:

N/A

ImageGear Supported Features:

• IG_FLTR_PAGEREADSUPPORT - single page file reading
• IG_FLTR_PAGEINSERTSUPPORT - single-page file writing

ImageGear Read Support:

IG_COMPRESSION_CCITT_G4 - Indexed RGB: 1 bpp

ImageGear Write Support:

IG_COMPRESSION_CCITT_G4 - Indexed RGB: 1 bpp

ImageGear Filter Control Parameters:

Filter Control Parameter	Type	Default Value	Available Values	Description
WIDTH	DIMENSION	0	Any positive value	Image width
HEIGHT	DIMENSION	0	Any positive value	Image height
FILL_ORDER	UINT	1		FillOrder = 2, for inverse bit order in byte
PACKED	AT_BOOL	FALSE	TRUE, FALSE	Currently not in use. Reserved for the future.
K_FACTOR	UINT	2		K - factor for 2D coding

Comments

ImageGear does not try to automatically detect raw Group3 data. Use one of the raw file loading functions, or specify format explicitly. Please see the sections Loading Images and Saving Images.