kopia lustrzana https://gitlab.com/sane-project/backends
426 wiersze
12 KiB
C
426 wiersze
12 KiB
C
/*
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* epson2.h - SANE library for Epson scanners.
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*
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* Based on Kazuhiro Sasayama previous
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* Work on epson.[ch] file from the SANE package.
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* Please see those files for original copyrights.
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*
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* Copyright (C) 2006 Tower Technologies
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* Author: Alessandro Zummo <a.zummo@towertech.it>
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*
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* This file is part of the SANE package.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, version 2.
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*/
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#ifndef epson2_h
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#define epson2_h
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#undef BACKEND_NAME
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#define BACKEND_NAME epson2
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#define DEBUG_NOT_STATIC
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#ifdef HAVE_SYS_IOCTL_H
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#include <sys/ioctl.h>
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#endif
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#ifdef HAVE_STDDEF_H
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#include <stddef.h>
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#endif
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#ifdef HAVE_STDLIB_H
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#include <stdlib.h>
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#endif
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#ifdef NEED_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#include <string.h> /* for memset and memcpy */
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#include <stdio.h>
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#include "sane/sane.h"
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#include "sane/sanei_backend.h"
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#include "sane/sanei_debug.h"
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#ifdef __GNUC__
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#define __func__ __FUNCTION__
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#else
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#define __func__ "(undef)"
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/* I cast my vote for C99... :) */
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#endif
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#define EPSON2_CONFIG_FILE "epson2.conf"
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#ifndef PATH_MAX
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#define PATH_MAX (1024)
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#endif
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#ifndef XtNumber
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#define XtNumber(x) (sizeof(x) / sizeof(x[0]))
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#define XtOffset(p_type, field) ((size_t)&(((p_type)NULL)->field))
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#define XtOffsetOf(s_type, field) XtOffset(s_type*, field)
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#endif
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#define NUM_OF_HEX_ELEMENTS (16) /* number of hex numbers per line for data dump */
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#define DEVICE_NAME_LEN (16) /* length of device name in extended status */
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/* string constants for GUI elements that are not defined SANE-wide */
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#define SANE_NAME_GAMMA_CORRECTION "gamma-correction"
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#define SANE_TITLE_GAMMA_CORRECTION SANE_I18N("Gamma Correction")
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#define SANE_DESC_GAMMA_CORRECTION SANE_I18N("Selects the gamma correction value from a list of pre-defined devices or the user defined table, which can be downloaded to the scanner")
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#define SANE_EPSON_FOCUS_NAME "focus-position"
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#define SANE_EPSON_FOCUS_TITLE SANE_I18N("Focus Position")
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#define SANE_EPSON_FOCUS_DESC SANE_I18N("Sets the focus position to either the glass or 2.5mm above the glass")
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#define SANE_EPSON_WAIT_FOR_BUTTON_NAME "wait-for-button"
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#define SANE_EPSON_WAIT_FOR_BUTTON_TITLE SANE_I18N("Wait for Button")
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#define SANE_EPSON_WAIT_FOR_BUTTON_DESC SANE_I18N("After sending the scan command, wait until the button on the scanner is pressed to actually start the scan process.");
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/* misc constants */
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#define LINES_SHUFFLE_MAX 17 /* 2 x 8 lines plus 1 */
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#define SANE_EPSON_MAX_RETRIES 14 /* warmup max retry */
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#define CMD_SIZE_EXT_STATUS 42
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/* NOTE: you can find these codes with "man ascii". */
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#define STX 0x02
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#define ACK 0x06
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#define NAK 0x15
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#define CAN 0x18
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#define ESC 0x1B
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#define PF 0x19
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#define FS 0x1C
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#define S_ACK "\006"
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#define S_CAN "\030"
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/* status bits */
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#define STATUS_FER 0x80 /* fatal error */
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#define STATUS_NOT_READY 0x40 /* scanner is in use on another interface */
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#define STATUS_AREA_END 0x20 /* area end */
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#define STATUS_OPTION 0x10 /* option installed */
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#define STATUS_EXT_COMMANDS 0x02 /* scanners supports extended commands */
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#define STATUS_RESERVED 0x01 /* this should be always 0 */
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#define EXT_STATUS_FER 0x80 /* fatal error */
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#define EXT_STATUS_FBF 0x40 /* flat bed scanner */
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#define EXT_STATUS_ADFT 0x20 /* page type ADF */
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#define EXT_STATUS_ADFS 0x10 /* ADF is duplex capable */
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#define EXT_STATUS_ADFO 0x08 /* ADF loads from the first sheet (page type only) */
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#define EXT_STATUS_LID 0x04 /* lid is open */
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#define EXT_STATUS_WU 0x02 /* warming up */
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#define EXT_STATUS_PB 0x01 /* scanner has a push button */
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#define EXT_STATUS_IST 0x80 /* option detected */
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#define EXT_STATUS_EN 0x40 /* option enabled */
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#define EXT_STATUS_ERR 0x20 /* other error */
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#define EXT_STATUS_PE 0x08 /* no paper */
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#define EXT_STATUS_PJ 0x04 /* paper jam */
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#define EXT_STATUS_OPN 0x02 /* cover open */
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#define EXT_IDTY_CAP1_DLF 0x80
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#define EXT_IDTY_CAP1_NOTFBF 0x40 /* not a flat bed scanner */
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#define EXT_IDTY_CAP1_ADFT 0x20 /* page type ADF ? */
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#define EXT_IDTY_CAP1_ADFS 0x10 /* ADF is duplex capable */
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#define EXT_IDTY_CAP1_ADFO 0x08 /* ADF loads from the first sheet (page type only) */
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#define EXT_IDTY_CAP1_LID 0x04 /* lid type option ? */
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#define EXT_IDTY_CAP1_TPIR 0x02 /* TPU with infrared */
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#define EXT_IDTY_CAP1_PB 0x01 /* scanner has a push button */
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#define EXT_IDTY_CAP2_AFF 0x04 /* auto form feed */
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#define EXT_IDTY_CAP2_DFD 0x08 /* double feed detection */
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#define EXT_IDTY_CAP2_ADFAS 0x10 /* ADF with auto scan support */
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#define FSF_STATUS_MAIN_FER 0x80 /* system error */
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#define FSF_STATUS_MAIN_NR 0x40 /* not ready */
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#define FSF_STATUS_MAIN_WU 0x02 /* warming up */
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#define FSF_STATUS_MAIN_CWU 0x01 /* warm up can be cancelled (?) */
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#define FSF_STATUS_ADF_IST 0x80 /* installed */
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#define FSF_STATUS_ADF_EN 0x40 /* enabled */
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#define FSF_STATUS_ADF_ERR 0x20 /* system error */
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#define FSF_STATUS_ADF_PE 0x08 /* paper empty */
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#define FSF_STATUS_ADF_PJ 0x04 /* paper jam */
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#define FSF_STATUS_ADF_OPN 0x02 /* cover open */
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#define FSF_STATUS_ADF_PAG 0x01 /* duplex */
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#define FSF_STATUS_TPU_IST 0x80 /* installed */
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#define FSF_STATUS_TPU_EN 0x40 /* enabled */
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#define FSF_STATUS_TPU_ERR 0x20 /* system error */
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#define FSF_STATUS_TPU_OPN 0x02 /* cover open */
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#define FSF_STATUS_MAIN2_ERR 0x20 /* system error */
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#define FSF_STATUS_MAIN2_PE 0x08 /* paper empty */
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#define FSF_STATUS_MAIN2_PJ 0x04 /* paper jam */
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#define FSF_STATUS_MAIN2_OPN 0x02 /* cover open */
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#define FSG_STATUS_FER 0x80
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#define FSG_STATUS_NOT_READY 0x40 /* in use via other interface */
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#define FSG_STATUS_CANCEL_REQ 0x10 /* cancel request from scanner */
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#define EPSON_LEVEL_A1 0
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#define EPSON_LEVEL_A2 1
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#define EPSON_LEVEL_B1 2
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#define EPSON_LEVEL_B2 3
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#define EPSON_LEVEL_B3 4
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#define EPSON_LEVEL_B4 5
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#define EPSON_LEVEL_B5 6
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#define EPSON_LEVEL_B6 7
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#define EPSON_LEVEL_B7 8
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#define EPSON_LEVEL_B8 9
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#define EPSON_LEVEL_F5 10
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#define EPSON_LEVEL_D1 11
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#define EPSON_LEVEL_D7 12
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#define EPSON_LEVEL_D8 13
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/* there is also a function level "A5", which I'm igoring here until somebody can
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* convince me that this is still needed. The A5 level was for the GT-300, which
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* was (is) a monochrome only scanner. So if somebody really wants to use this
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* scanner with SANE get in touch with me and we can work something out - khk
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*/
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#define EPSON_LEVEL_DEFAULT EPSON_LEVEL_B3
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struct EpsonCmd
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{
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char *level;
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unsigned char request_identity;
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unsigned char request_identity2; /* new request identity level Dx */
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unsigned char request_status;
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unsigned char request_condition;
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unsigned char set_color_mode;
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unsigned char start_scanning;
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unsigned char set_data_format;
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unsigned char set_resolution;
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unsigned char set_zoom;
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unsigned char set_scan_area;
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unsigned char set_bright;
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SANE_Range bright_range;
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unsigned char set_gamma;
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unsigned char set_halftoning;
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unsigned char set_color_correction;
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unsigned char initialize_scanner;
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unsigned char set_speed; /* B4 and later */
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unsigned char set_lcount;
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unsigned char mirror_image; /* B5 and later */
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unsigned char set_gamma_table; /* B4 and later */
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unsigned char set_outline_emphasis; /* B4 and later */
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unsigned char set_dither; /* B4 and later */
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unsigned char set_color_correction_coefficients; /* B3 and later */
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unsigned char request_extended_status; /* get extended status from scanner */
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unsigned char control_an_extension; /* for extension control */
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unsigned char eject; /* for extension control */
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unsigned char feed;
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unsigned char request_push_button_status;
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unsigned char control_auto_area_segmentation;
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unsigned char set_film_type; /* for extension control */
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unsigned char set_exposure_time; /* F5 only */
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unsigned char set_bay; /* F5 only */
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unsigned char set_threshold;
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unsigned char set_focus_position; /* B8 only */
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unsigned char request_focus_position; /* B8 only */
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unsigned char request_extended_identity;
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unsigned char request_scanner_status;
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};
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enum {
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OPT_NUM_OPTS = 0,
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OPT_MODE_GROUP,
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OPT_MODE,
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OPT_BIT_DEPTH,
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OPT_HALFTONE,
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OPT_DROPOUT,
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OPT_BRIGHTNESS,
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OPT_SHARPNESS,
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OPT_GAMMA_CORRECTION,
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OPT_COLOR_CORRECTION,
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OPT_RESOLUTION,
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OPT_THRESHOLD,
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OPT_ADVANCED_GROUP,
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OPT_MIRROR,
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OPT_AAS,
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OPT_GAMMA_VECTOR_R,
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OPT_GAMMA_VECTOR_G,
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OPT_GAMMA_VECTOR_B,
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OPT_WAIT_FOR_BUTTON,
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OPT_CCT_GROUP,
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OPT_CCT_MODE,
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OPT_CCT_PROFILE,
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OPT_PREVIEW_GROUP,
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OPT_PREVIEW,
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OPT_GEOMETRY_GROUP,
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OPT_TL_X,
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OPT_TL_Y,
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OPT_BR_X,
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OPT_BR_Y,
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OPT_EQU_GROUP,
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OPT_SOURCE,
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OPT_AUTO_EJECT,
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OPT_FILM_TYPE,
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OPT_FOCUS,
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OPT_BAY,
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OPT_EJECT,
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OPT_ADF_MODE,
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NUM_OPTIONS
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};
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typedef enum
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{ /* hardware connection to the scanner */
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SANE_EPSON_NODEV, /* default, no HW specified yet */
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SANE_EPSON_SCSI, /* SCSI interface */
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SANE_EPSON_PIO, /* parallel interface */
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SANE_EPSON_USB, /* USB interface */
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SANE_EPSON_NET /* network interface */
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} Epson_Connection_Type;
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struct epson_profile
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{
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unsigned int model;
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double cct[4][9];
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};
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enum {
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CCTP_REFLECTIVE = 0, CCTP_COLORNEG,
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CCTP_MONONEG, CCTP_COLORPOS
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};
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struct epson_profile_map
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{
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char *name;
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unsigned int id;
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};
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extern const struct epson_profile epson_cct_profiles[];
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extern const struct epson_profile_map epson_cct_models[];
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/* hardware description */
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struct Epson_Device
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{
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struct Epson_Device *next;
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char *name;
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char *model;
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unsigned int model_id;
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SANE_Device sane;
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SANE_Int level;
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SANE_Range dpi_range;
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SANE_Range *x_range; /* x range w/out extension */
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SANE_Range *y_range; /* y range w/out extension */
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SANE_Range fbf_x_range; /* flattbed x range */
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SANE_Range fbf_y_range; /* flattbed y range */
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SANE_Range adf_x_range; /* autom. document feeder x range */
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SANE_Range adf_y_range; /* autom. document feeder y range */
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SANE_Range tpu_x_range; /* transparency unit x range */
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SANE_Range tpu_y_range; /* transparency unit y range */
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SANE_Range tpu2_x_range; /* transparency unit 2 x range */
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SANE_Range tpu2_y_range; /* transparency unit 2 y range */
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Epson_Connection_Type connection;
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SANE_Int *res_list; /* list of resolutions */
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SANE_Int res_list_size; /* number of entries in this list */
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SANE_Int last_res; /* last selected resolution */
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SANE_Int last_res_preview; /* last selected preview resolution */
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SANE_Word *resolution_list; /* for display purposes we store a second copy */
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SANE_Bool extension; /* extension is installed */
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SANE_Int use_extension; /* use the installed extension */
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SANE_Bool TPU; /* TPU is installed */
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SANE_Bool TPU2; /* TPU2 is installed */
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SANE_Bool ADF; /* ADF is installed */
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SANE_Bool duplex; /* does the ADF handle duplex scanning */
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SANE_Bool focusSupport; /* does this scanner have support for "set focus position" ? */
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SANE_Bool color_shuffle; /* does this scanner need color shuffling */
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SANE_Int maxDepth; /* max. color depth */
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SANE_Int *depth_list;
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SANE_Int optical_res; /* optical resolution */
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SANE_Int max_line_distance;
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SANE_Bool need_double_vertical;
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SANE_Bool need_color_reorder;
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SANE_Bool need_reset_on_source_change;
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SANE_Bool wait_for_button; /* do we have to wait until the scanner button is pressed? */
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SANE_Bool extended_commands;
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struct EpsonCmd *cmd;
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const struct epson_profile *cct_profile;
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};
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typedef struct Epson_Device Epson_Device;
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/* an instance of a scanner */
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struct Epson_Scanner
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{
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struct Epson_Scanner *next;
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struct Epson_Device *hw;
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int fd;
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SANE_Option_Descriptor opt[NUM_OPTIONS];
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Option_Value val[NUM_OPTIONS];
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SANE_Parameters params;
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SANE_Bool block;
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SANE_Bool eof;
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SANE_Byte *buf, *end, *ptr;
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SANE_Bool canceling;
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SANE_Word gamma_table[3][256];
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SANE_Word cct_table[9];
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SANE_Int retry_count;
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/* buffer lines for color shuffling */
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SANE_Byte *line_buffer[LINES_SHUFFLE_MAX];
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SANE_Int color_shuffle_line; /* current line number for color shuffling */
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SANE_Int line_distance; /* current line distance */
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SANE_Int current_output_line; /* line counter when color shuffling */
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SANE_Int lines_written; /* debug variable */
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SANE_Int left, top, lcount;
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SANE_Bool focusOnGlass;
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SANE_Byte currentFocusPosition;
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/* network buffers */
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unsigned char *netbuf, *netptr;
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size_t netlen;
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/* extended image data handshaking */
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SANE_Int ext_block_len;
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SANE_Int ext_last_len;
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SANE_Int ext_blocks;
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SANE_Int ext_counter;
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};
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typedef struct Epson_Scanner Epson_Scanner;
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struct mode_param
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{
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int color;
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int flags;
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int dropout_mask;
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int depth;
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};
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enum {
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MODE_BINARY, MODE_GRAY, MODE_COLOR, MODE_INFRARED
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};
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#endif
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