Merge branch 'feature/upstream' into develop

1 files changed, 42 insertions, 42 deletions

diff --git a/doc/sane-epson.man b/doc/sane-epson.man
index af2b3cf..f09f075 100644
--- a/doc/sane-epson.man
+++ b/doc/sane-epson.man
@@ -6,12 +6,12 @@ sane\-epson \- SANE backend for EPSON scanners
 The
 .B sane\-epson
 library implements a SANE (Scanner Access Now Easy) backend that
-provides access to Epson flatbed scanners.  Some functions of this 
+provides access to Epson flatbed scanners.  Some functions of this
 backend should be considered
 .B beta-quality
-software! Most functions have been stable for a long time, but of 
+software! Most functions have been stable for a long time, but of
 course new development can not and often times will not function properly from
-the very first day. Please report any strange behavior to the 
+the very first day. Please report any strange behavior to the
 maintainer of the backend.
 .PP
 At present, the following scanners are known to work with this backend:
@@ -48,23 +48,23 @@ CX-5200                      USB
 and many more. The official list is on the Sane web site.
 .RE
 
-For other scanners the software  may or may not work.  Please send mail to 
+For other scanners the software  may or may not work.  Please send mail to
 the backend author (khk@khk.net) to report success with scanners not on
-the list or problems with scanners that are listed. 
+the list or problems with scanners that are listed.
 .SH OPTIONS
 The options the backend supports can either be selected through command line
 options to programs like scanimage or through GUI elements in programs like
 xscanimage or xsane.
 
-Valid command line options and their syntax can be listed by using 
+Valid command line options and their syntax can be listed by using
 .RS
 scanimage \-\-help \-d epson
 .RE
 Not all devices support all options.
 .TP
 .I Scan Mode
-The 
-.I \-\-mode 
+The
+.I \-\-mode
 switch selects the basic mode of operation of the scanner. Valid choices
 are Binary, Gray and Color.  The Binary mode is black and white only,
 Gray will produce 256 levels of gray or more depending on the scanner
@@ -89,7 +89,7 @@ are "None", "Halftone A (Hard Tone)", "Halftone B (Soft Tone)", "Halftone C
 (4x4 Net Screen)", "Dither D (8x4 Net Screen)", "Text Enhanced Technology",
 "Download pattern A", and "Download pattern B".
 
-The 
+The
 .I \-\-dropout
 switch selects the so called dropout color. Valid options are None,
 Red, Green and Blue. The default is None. The dropout color is used for
@@ -109,62 +109,62 @@ switch sets the sharpness of the image data. Valid options are integer
 values from \-2 to 2, with \-2 meaning "Defocus", \-1 "Defocus slightly",
 0 "Normal", 1 "Sharpen slightly" and 2 "Sharpen".
 
-The 
+The
 .I \-\-gamma\-correction
 switch controls the scanner's internal gamma correction. Valid options are
 "Default", "User defined", "High density printing" "Low density printing"
 and "High contrast printing".
 
-The 
+The
 .I \-\-color\-correction
 switch controls the scanner's internal color correction function. Valid
 options are "No Correction", "Impact\-dot printers", "Thermal printers",
 "Ink\-jet printers" and "CRT monitors". The default is "CRT monitors".
 
-The 
+The
 .I \-\-resolution
 switch selects the resolution for a scan. Some EPSON scanners will scan in
 any resolution between the lowest and highest possible value. The list
 reported by the scanner can be displayed using the "\-\-help \-d epson"
 parameters to scanimage.
 
-The 
+The
 .I \-\-mirror
 option controls the way the image is scanned. By reading the image data
 from right to left the image is mirrored. Valid options are "yes" and
 "no". The default is "no".
 
-The 
+The
 .I \-\-speed
 option can improve the scan speed in monochrome mode. Valid options are
 "yes" or "no", the "yes" option will speed up the scan if this option
 is supported.
 
-The 
-.I \-\-auto\-area\-segmentation 
+The
+.I \-\-auto\-area\-segmentation
 switch activates the automatic area segmentation for monochrome scans. The
 scanner will try to determine which areas are text and which contain
 images. The image areas will be halftoned, and the text will be
 improved. Valid options are "yes" and "no". The default is "yes".
 
-The 
+The
 .I \-\-gamma\-table
 parameter can be used to download a user defined gamma table. The option
 takes 256 values from the range 0-255. In color mode this option equally
 affects the red, green, and blue channel.
 
-The 
-.I \-\-red\-gamma\-table 
+The
+.I \-\-red\-gamma\-table
 parameter can be used to download a user defined gamma table for the
 red channel. The valid options are the same as for \-\-gamma\-table.
 
-The 
-.I \-\-green\-gamma\-table 
+The
+.I \-\-green\-gamma\-table
 parameter can be used to download a user defined gamma table for the
 green channel. The valid options are the same as for \-\-gamma\-table.
 
-The 
-.I \-\-blue\-gamma\-table 
+The
+.I \-\-blue\-gamma\-table
 parameter can be used to download a user defined gamma table for the
 blue channel. The valid options are the same as for \-\-gamma\-table.
 
@@ -173,19 +173,19 @@ The color correction coefficients
 will install color correction coefficients for the user defined color
 correction. Values are specified as integers in the range \-127..127.
 
-The 
+The
 .I \-\-preview
-option requests a preview scan. The frontend software automatically selects a low 
+option requests a preview scan. The frontend software automatically selects a low
 resolution. Valid options are "yes" and "no". The default is "no".
 
-The 
+The
 .I \-\-preview\-speed
 options will increase the scan speed if this is supported by the
 scanner. Valid options are "yes" and "no", the default is "no".
 
 
 The geometry options
-.I \-l \-t \-x \-y 
+.I \-l \-t \-x \-y
 control the scan area: \-l sets the top left x coordinate, \-t the top
 left y coordinate, \-x selects the width and \-y the height of the scan
 area. All parameters are specified in millimeters.
@@ -201,9 +201,9 @@ The
 option selects the scan source. Valid options depend on the installed
 options. The default is "Flatbed".
 
-The 
+The
 .I \-\-auto\-eject
-option will eject a page after scanning from the document feeder. 
+option will eject a page after scanning from the document feeder.
 
 The
 .I \-\-film\-type
@@ -222,7 +222,7 @@ will ignore this option.
 
 
 .SH CONFIGURATION FILE
-The configuration file @CONFIGDIR@/epson.conf specifies the device(s) that the 
+The configuration file @CONFIGDIR@/epson.conf specifies the device(s) that the
 backend will use. Possible connection types are:
 .TP
 .I SCSI
@@ -230,22 +230,22 @@ This is the default, and if nothing else is specified the backend software will
 open a given path as SCSI device. More information about valid syntax for SCSI
 devices can be found in sane\-scsi(5).
 .br
-Usually SCSI scanners are configured with a line "scsi EPSON" in this file. In 
+Usually SCSI scanners are configured with a line "scsi EPSON" in this file. In
 some cases it may be necessary to only use the string "scsi" (e.g. for the GT-6500).
 .TP
 .I PIO \- Parallel Interface
 The parallel interface can be configured in two ways: An integer value starting
 at the beginning of a line will be interpreted as the IO address of the parallel
-port. To make it clearer that a configured IO address is a parallel port the 
+port. To make it clearer that a configured IO address is a parallel port the
 port address can be preceded by the string "PIO". The PIO connection does not
 use a special device file in the /dev directory. The IO address can be specified
 in hex mode (prefixed with "0x").
 .TP
 .I USB
-A device file that is preceded by the string "USB" is treated as a scanner 
+A device file that is preceded by the string "USB" is treated as a scanner
 connected via the Universal Serial Bus. The correct special device file has
-to be created prior to using it with Sane. See the USB documentation for 
-more information about how to set up the USB subsystem and the required 
+to be created prior to using it with Sane. See the USB documentation for
+more information about how to set up the USB subsystem and the required
 device files.
 .SH FILES
 .TP
@@ -265,14 +265,14 @@ levels reduce verbosity.
 .TP
 .B SANE_DEBUG_EPSON_SCSI
 If the library was compiled with debug support enabled, this
-environment variable controls the SCSI related debug level for this backend.  
+environment variable controls the SCSI related debug level for this backend.
 Only a value of 2 is supported.
 .TP
 .B SANE_EPSON_CMD_LVL
 This allows one to override the function or command level that the backend
 uses to communicate with the scanner. The function level a scanner
 supports is determined during the initialization of the device. If
-the backend does not recognize the function level reported by the 
+the backend does not recognize the function level reported by the
 scanner it will default to function level B3. Valid function levels
 are A1, A2, B1, B2, B3, B4, B5, B6, B7, B8, D1 and F5. Use this feature
 only if you know what you are doing!
@@ -286,18 +286,18 @@ sane\-scsi(5), scanimage(1), xscanimage(1), xsane(1)
 None :-) At least none are currently known.
 
 .SH UNSUPPORTED DEVICES
-The backend may be used with Epson scanners that are not yet listed 
+The backend may be used with Epson scanners that are not yet listed
 under the list of supported devices. A scanner that is not recognized
-may default to the function level B3, which means that not all 
-functions that the scanner may be capable of are accessible. 
+may default to the function level B3, which means that not all
+functions that the scanner may be capable of are accessible.
 
 If the scanner is not even recognized as an Epson scanner this is
 probably because the device name reported by the scanner is not in the
 correct format. Please send this information to the backend maintainer
 (email address is in the AUTHOR section of this man page or in the
-AUTHORS file of the SANE distribution). 
+AUTHORS file of the SANE distribution).
 
-The Perfection 600, Perfection 650, Perfection 660, Perfection 1250 and 
+The Perfection 600, Perfection 650, Perfection 660, Perfection 1250 and
 Perfection 1260 are not supported by this backend.
 
 .SH AUTHOR