Ngenuity TWAIN Data Source November 19, 2009
Page 61 of 99
3.8.1 BBH_CAP_ACD_ENABLE
Enable ACD if current ICAP_PIXELTYPE is TWPT_RGB. It can be different on deferent
windows. This capability must be the same for front and back master windows.
Type:
TW_BOOL
Supported Messages:
MSG_GET - TW_ENUMERATION (for 2.0 applications), TW_ONEVALUE (for
<2.0Applications)
MSG_GETCURRENT - TW_ONEVALUE
MSG_GETDEFAULT - TW_ONEVALUE
MSG_RESET – TW_ONEVALUE
MSG_SET – TW_ONEVALUE, TW_ENUMERATION
MSG_QUERYSUPPORT - TW_ONEVALUE
Allowed Values:
FALSE, TRUE
Default Value:
FALSE
Query Support Value:
TWQC_GET |TWQC_GETDEFAULT |TWQC_GETCURRENT | MSG_SET| MSG_RESET
Stored in registry:
Yes
Stored in profile:
Yes
3.8.2 BBH_CAP_ACD_BW_WINDOW
Window ID to use for image output parameters for images that are not color, when using ACD. It
can be different on deferent windows.
Type:
TW_UINT8
Supported Messages:
MSG_GET - TW_ENUMERATION
MSG_GETCURRENT - TW_ONEVALUE
MSG_GETDEFAULT - TW_ONEVALUE
MSG_RESET – TW_ONEVALUE
MSG_SET – TW_ONEVALUE, TW_ENUMERATION
MSG_QUERYSUPPORT - TW_ONEVALUE
Allowed Values:
All possible windows IDs , 255 (depends on scanner)
Default Value:
255