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Diffstat (limited to 'doc/sane-coolscan2.man')
| -rw-r--r-- | doc/sane-coolscan2.man | 73 |
1 files changed, 47 insertions, 26 deletions
diff --git a/doc/sane-coolscan2.man b/doc/sane-coolscan2.man index 71f589a..c801034 100644 --- a/doc/sane-coolscan2.man +++ b/doc/sane-coolscan2.man @@ -36,44 +36,59 @@ report successes or failures. .SH OPTIONS The options the backend supports can either be selected through command line -options to programs like scanimage or through GUI elements in xscanimage or xsane. +options to programs like +.BR scanimage (1) +or through GUI elements in +.BR xscanimage (1) +or +.BR xsane (1). -Valid command line options and their syntax can be listed by using +Valid command line options and their syntax can be listed by using: +.PP .RS scanimage \-\-help \-d coolscan2:<interface>:<device> .RE +.PP where <interface> and <device> specify the device in question, as in the -configuration file (see next section). The \-d parameter and its argument +configuration file (see next section). The +.B \-d +parameter and its argument can be omitted to obtain information on the first scanner identified. Use -the command +the command: +.PP .RS scanimage \-L .RE +.PP to list all devices recognized by your SANE installation. The options should be fully described by the description or tooltips given by frontend. Here is a description of some of the most important options, in the -syntax with which they must be supplied to scanimage: +syntax with which they must be supplied to +.BR scanimage (1): .TP -.I \-\-frame <n> +.B \-\-frame <n> This option specifies which frame to operate on, if a motorized film strip feeder or APS adapter are used. The frame number .I <n> ranges from 1 to the number of frames available, which is sensed each time the backend is initialized (usually each time you start the frontend). .TP -.I \-\-subframe <x> +.B \-\-subframe <x> This option shifts the scan window by the specified amount (default unit is mm). .TP -.I \-\-infrared=yes/no +.B \-\-infrared=yes/no If set to "yes", the scanner will read the infrared channel, thus allowing defect removal in software. The infrared image is read during a second scan, with no options altered. The backend must not be restarted between the scans. -If you use scanimage, perform a batch scan with batch\-count=2 to obtain the -IR information. +If you use +.BR scanimage (1), +perform a batch scan with +.B batch\-count=2 +to obtain the IR information. .TP -.I \-\-depth <n> +.B \-\-depth <n> Here <n> can either be 8 or the maximum number of bits supported by the scanner (10, 12, or 14). It specifies whether or not the scanner reduces the scanned data to 8 bits before sending it to the backend. If 8 bits are @@ -81,40 +96,42 @@ used, some information and thus image quality is lost, but the amount of data is smaller compared to higher depths. Also, many imaging programs and image formats cannot handle depths greater than 8 bits. .TP -.I \-\-autofocus +.B \-\-autofocus Perform autofocus operation. Unless otherwise specified by the other options ( -.I \-\-focus\-on\-centre +.B \-\-focus\-on\-centre and friends), focusing is performed on the centre of the selected scan area. .TP -.I \-\-ae\-wb +.B \-\-ae\-wb .TP -.I \-\-ae +.B \-\-ae Perform a pre-scan to calculate exposure values automatically. -.I \-\-ae\-wb +.B \-\-ae\-wb will maintain the white balance, while -.I \-\-ae +.B \-\-ae will adjust each channel separately. .TP -.I \-\-exposure +.B \-\-exposure Multiply all exposure times with this value. This allows exposure correction without modifying white balance. .TP -.I \-\-load +.B \-\-load Load the next slide when using the slide loader. .TP -.I \-\-eject +.B \-\-eject Eject the film strip or mounted slide when using the slide loader. .TP -.I \-\-reset +.B \-\-reset Reset scanner. The scanner will perform the same action as when power is turned on: it will eject the film strip and calibrate itself. Use this whenever the scanner refuses to load a film strip properly, as a result of which -.I \-\-eject +.B \-\-eject does not work. .SH CONFIGURATION FILE -The configuration file @CONFIGDIR@/coolscan2.conf specifies the device(s) +The configuration file +.I @CONFIGDIR@/coolscan2.conf +specifies the device(s) that the backend will use. Owing to the nature of the supported connection types SCSI, USB, and IEEE 1394, the default configuration file supplied with the SANE distribution should work without being edited. @@ -127,7 +144,7 @@ These lines are ignored, thus '#' can be used to include comments. .TP .I containing only the word """auto""" This instructs the backend to probe for a scanner by scanning the buses for -devices with know identifiers. This is the action taken when no +devices with known identifiers. This is the default action when no configuration file is present. .TP .I a line of the form <interface>:<device> @@ -157,7 +174,11 @@ a value of 128 requests all debug output to be printed. Smaller levels reduce verbosity. .SH "SEE ALSO" -sane\-scsi(5), sane\-usb(5), scanimage(1), xscanimage(1), xsane(1) +.BR sane\-scsi (5), +.BR sane\-usb (5), +.BR scanimage (1), +.BR xscanimage (1), +.BR xsane (1) .SH BUGS Currently, the SANE protocol does not allow automatically updating options @@ -179,4 +200,4 @@ or the SANE developers' email list. .SH AUTHORS The backend is written and maintained by Andr\['a]s Major -(andras@users.sourceforge.net). +.IR <andras@users.sourceforge.net> . |