| Full Name | Group 4 |
| Format ID | IG_FORMAT_G4 = 12 |
| File Extension(s) | *.raw |
| Data Type | Raw image |
| Data Encoding | Binary |
| ImageGear Multipage Support | No |
| ImageGear 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.