sane-project-backends/backend/mustek_usb2.h

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3.9 KiB
C

/* sane - Scanner Access Now Easy.
Copyright (C) 2000-2005 Mustek.
Originally maintained by Mustek
Copyright (C) 2001-2005 by Henning Meier-Geinitz.
This file is part of the SANE package.
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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA.
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.
This file implements a SANE backend for the Mustek BearPaw 2448 TA Pro
and similar USB2 scanners. */
#ifndef MUSTEK_USB2_H
#define MUSTEK_USB2_H
#include "mustek_usb2_high.h"
#define SCAN_BUFFER_SIZE (64 * 1024)
#define MAX_RESOLUTIONS 12
#define MAX_BUTTONS 5
#define DEF_LINEARTTHRESHOLD 128
enum
{
OPT_NUM_OPTS = 0,
OPT_MODE_GROUP,
OPT_MODE,
OPT_SOURCE,
OPT_RESOLUTION,
OPT_PREVIEW,
OPT_ENHANCEMENT_GROUP,
OPT_THRESHOLD,
OPT_GEOMETRY_GROUP,
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_SENSORS_GROUP,
OPT_BUTTON_1,
OPT_BUTTON_2,
OPT_BUTTON_3,
OPT_BUTTON_4,
OPT_BUTTON_5,
/* must come last: */
NUM_OPTIONS
};
typedef struct
{
/** @name Identification */
/*@{ */
/** Device vendor string. */
SANE_String_Const vendor_name;
/** Device model name. */
SANE_String_Const model_name;
/** @name Scanner model parameters */
/*@{ */
SANE_Word dpi_values[MAX_RESOLUTIONS]; /* possible resolutions */
SANE_Fixed x_size; /* size of scan area in mm */
SANE_Fixed y_size;
SANE_Fixed x_size_ta; /* size of scan area in TA mode in mm */
SANE_Fixed y_size_ta;
SANE_Bool isRGBInvert; /* order of the CCD/CIS colors:
RGB if SANE_False, BGR otherwise */
SANE_Int buttons; /* number of buttons on the scanner */
/* option names, titles, and descriptions for the buttons */
SANE_String_Const button_name[MAX_BUTTONS];
SANE_String_Const button_title[MAX_BUTTONS];
SANE_String_Const button_desc[MAX_BUTTONS];
/*@} */
} Scanner_Model;
typedef struct Mustek_Scanner
{
struct Mustek_Scanner *next;
SANE_Option_Descriptor opt[NUM_OPTIONS];
Option_Value val[NUM_OPTIONS];
SANE_Parameters params;
Scanner_Model model;
Scanner_State state;
SANE_Bool bIsScanning;
SANE_Bool bIsReading;
SANE_Word read_rows; /* number of image lines left to read */
SANE_Byte * scan_buf;
SANE_Byte * scan_buf_start;
SANE_Int scan_buf_len;
} Mustek_Scanner;
#endif