Width of custom dither pattern. 0x0538 ∙ 1336
For scanners that support downloadable dithering patterns, IG_ISIS_TAG_DITHER_WIDTH1 specifies the width of the downloadable dithering pattern.
IG_ISIS_TAG_TYPE_LONG
Drivers for scanners that support at least one downloadable dither pattern.
An integer value specifying the width of the downloadable dither pattern. In a four by eight pattern, this value would be 4.
See IG_ISIS_TAG_DITHER_PATTERN1.