This enumeration refers to the compression method used when an image is transferred via memory.
public enum ScanCompression
Public Members
Member | Value | Explanation |
---|---|---|
None | 0 | Uncompressed |
Packbits | 1 | PACKBITS (TIFF or PICT) |
Group3_1D | 2 | GROUP3 1D (TIFF) |
Group3_1D_EOL | 3 | GROUP3 1D End Of Line (TIFF) |
Group3_2D | 4 | GROUP3 2D (TIFF) |
Group4 | 5 | GROUP4 (TIFF) |
Jpeg | 6 | JPEG (TIFF or JFIF or SPIFF) |
Lzw | 7 | LZW (TIFF) |
Jbig | 8 | JBIG (TIFF or SPIFF) |
Png | 9 | PNG |
Rle4 | 10 | RLE4 (BMP) |
Rle8 | 11 | RLE8 (BMP) |
BitFields | 12 | BITFIELDS (BMP) |
Zip | 13 | ZIP format, RFC 1951 (AKA 'Flate' and 'Deflate') |
Jpeg2000 | 14 | JPEG2000 format, ISO/IEC 15444 |
Explanation
The values 2, 3, 4, and 5 are in FAX[CCITT] format. The values 10, 11 and 12 are in BMP format. Parenthesis () in the explanation section refers to the image file format when the file is transferred.