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/* sane - Scanner Access Now Easy.
ScanMaker 3840 Backend
Copyright (C) 2005-7 Earle F. Philhower, III
earle@ziplabel.com - http://www.ziplabel.com
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
As a special exception, the authors of SANE give permission for
additional uses of the libraries contained in this release of SANE.
The exception is that, if you link a SANE library with other files
to produce an executable, this does not by itself cause the
resulting executable to be covered by the GNU General Public
License. Your use of that executable is in no way restricted on
account of linking the SANE library code into it.
This exception does not, however, invalidate any other reasons why
the executable file might be covered by the GNU General Public
License.
If you submit changes to SANE to the maintainers to be included in
a subsequent release, you agree by submitting the changes that
those changes may be distributed with this exception intact.
If you write modifications of your own for SANE, it is your choice
whether to permit this exception to apply to your modifications.
If you do not wish that, delete this exception notice.
*/
#ifndef sm3840_h
#define sm3840_h
#include <sys/stat.h>
#include <sys/types.h>
#include "../include/sane/sane.h"
typedef enum SM3840_Option
{
OPT_NUM_OPTS = 0,
OPT_MODE,
OPT_RESOLUTION,
OPT_BIT_DEPTH,
OPT_TL_X, /* top-left x */
OPT_TL_Y, /* top-left y */
OPT_BR_X, /* bottom-right x */
OPT_BR_Y, /* bottom-right y */
OPT_BRIGHTNESS,
OPT_CONTRAST,
OPT_LAMP_TIMEOUT,
OPT_THRESHOLD,
/* must come last */
NUM_OPTIONS
} SM3840_Option;
#include "sm3840_params.h"
typedef struct SM3840_Device
{
struct SM3840_Device *next;
SANE_Device sane;
} SM3840_Device;
typedef struct SM3840_Scan
{
struct SM3840_Scan *next;
SANE_Option_Descriptor options_list[NUM_OPTIONS];
Option_Value value[NUM_OPTIONS];
SANE_Int udev;
SANE_Bool scanning;
SANE_Bool cancelled;
SANE_Parameters sane_params;
SM3840_Params sm3840_params;
SANE_Byte *line_buffer; /* One remapped/etc line */
size_t remaining; /* How much of line_buffer is still good? */
size_t offset; /* Offset in line_buffer where unread data lives */
int linesleft; /* How many lines to read from scanner? */
int linesread; /* Total lines returned to SANE */
/* record_line state parameters */
int save_i;
unsigned char *save_scan_line;
unsigned char *save_dpi1200_remap;
unsigned char *save_color_remap;
unsigned char threshold;
int save_dither_err;
} SM3840_Scan;
#ifndef PATH_MAX
#define PATH_MAX 1024
#endif
#define SM3840_CONFIG_FILE "sm3840.conf"
#define SCAN_BUF_SIZE 65536
#endif /* sm3840_h */
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