kopia lustrzana https://gitlab.com/sane-project/backends
1949 wiersze
61 KiB
C
1949 wiersze
61 KiB
C
/* sane - Scanner Access Now Easy.
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Copyright (C) 1997, 1998, 2001, 2002, 2013 Franck Schnefra, Michel Roelofs,
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Emmanuel Blot, Mikko Tyolajarvi, David Mosberger-Tang, Wolfgang Goeller,
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Petter Reinholdtsen, Gary Plewa, Sebastien Sable, Mikael Magnusson,
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Max Ushakov, Andrew Goodbody, Oliver Schwartz and Kevin Charter
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This file is part of the SANE package.
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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; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA.
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As a special exception, the authors of SANE give permission for
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additional uses of the libraries contained in this release of SANE.
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The exception is that, if you link a SANE library with other files
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to produce an executable, this does not by itself cause the
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resulting executable to be covered by the GNU General Public
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License. Your use of that executable is in no way restricted on
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account of linking the SANE library code into it.
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This exception does not, however, invalidate any other reasons why
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the executable file might be covered by the GNU General Public
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License.
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If you submit changes to SANE to the maintainers to be included in
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a subsequent release, you agree by submitting the changes that
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those changes may be distributed with this exception intact.
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If you write modifications of your own for SANE, it is your choice
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whether to permit this exception to apply to your modifications.
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If you do not wish that, delete this exception notice.
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This file is a component of the implementation of a backend for many
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of the the AGFA SnapScan and Acer Vuego/Prisa flatbed scanners. */
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/* $Id$
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SnapScan backend scsi command functions */
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/* scanner scsi commands */
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static SANE_Status download_firmware(SnapScan_Scanner * pss);
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static SANE_Status wait_scanner_ready (SnapScan_Scanner * pss);
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#include "snapscan-usb.h"
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/* find model by SCSI ID string or USB vendor/product ID */
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static SnapScan_Model snapscani_get_model_id(char* model_str, int fd, SnapScan_Bus bus_type)
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{
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static char me[] = "snapscani_get_model_id";
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SnapScan_Model model_id = UNKNOWN;
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SANE_Word vendor_id, product_id;
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int i;
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DBG(DL_CALL_TRACE, "%s(%s, %d, %d)\n",me, model_str, fd, bus_type);
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for (i = 0; i < known_scanners; i++)
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{
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if (0 == strcasecmp (model_str, scanners[i].scsi_name))
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{
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model_id = scanners[i].id;
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break;
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}
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}
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/* Also test USB vendor and product ID numbers, since some USB models use
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identical model names.
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*/
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if ((bus_type == USB) &&
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(sanei_usb_get_vendor_product(fd, &vendor_id, &product_id) == SANE_STATUS_GOOD))
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{
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DBG(DL_MINOR_INFO,
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"%s: looking up scanner for ID 0x%04x,0x%04x.\n",
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me, vendor_id, product_id);
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for (i = 0; i < known_usb_scanners; i++)
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{
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if ((usb_scanners[i].vendor_id == vendor_id) &&
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(usb_scanners[i].product_id == product_id))
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{
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model_id = usb_scanners[i].id;
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DBG(DL_MINOR_INFO, "%s: scanner identified\n", me);
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break;
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}
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}
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}
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return model_id;
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}
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/* a sensible sense handler, courtesy of Franck;
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the last argument is expected to be a pointer to the associated
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SnapScan_Scanner structure */
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static SANE_Status sense_handler (int scsi_fd, u_char * result, void *arg)
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{
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static char me[] = "sense_handler";
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SnapScan_Scanner *pss = (SnapScan_Scanner *) arg;
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u_char sense, asc, ascq;
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char *sense_str = NULL, *as_str = NULL;
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SANE_Status status = SANE_STATUS_GOOD;
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DBG (DL_CALL_TRACE, "%s(%ld, %p, %p)\n", me, (long) scsi_fd,
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(void *) result, (void *) arg);
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sense = result[2] & 0x0f;
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asc = result[12];
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ascq = result[13];
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if (pss)
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{
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pss->asi1 = result[18];
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pss->asi2 = result[19];
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}
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if ((result[0] & 0x80) == 0)
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{
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DBG (DL_DATA_TRACE, "%s: sense key is invalid.\n", me);
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return SANE_STATUS_GOOD; /* sense key invalid */
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} else {
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DBG (DL_DATA_TRACE, "%s: sense key: 0x%02x, asc: 0x%02x, ascq: 0x%02x, i1: 0x%02x, i2: 0x%02x\n",
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me, sense, asc, ascq, result[18], result[19]);
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}
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switch (sense)
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{
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case 0x00:
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/* no sense */
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sense_str = "No sense.";
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DBG (DL_MINOR_INFO, "%s: %s\n", me, sense_str);
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break;
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case 0x02:
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/* not ready */
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sense_str = "Not ready.";
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DBG (DL_MINOR_INFO, "%s: %s\n", me, sense_str);
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if (asc == 0x04 && ascq == 0x01)
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{
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/* warming up; byte 18 contains remaining seconds */
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as_str = "Logical unit is in process of becoming ready.";
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DBG (DL_MINOR_INFO, "%s: %s (%d seconds)\n", me, as_str, result[18]);
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status = SANE_STATUS_DEVICE_BUSY;
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DBG (DL_MINOR_INFO, "%s: %s\n", me, sense_str);
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}
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break;
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case 0x04:
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/* hardware error */
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sense_str = "Hardware error.";
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/* byte 18 and 19 detail the hardware problems */
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DBG (DL_MINOR_INFO, "%s: %s (0x%02x, 0x%02x)\n", me, sense_str, result[18],
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result[19]);
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status = SANE_STATUS_IO_ERROR;
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break;
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case 0x05:
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/* illegal request */
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sense_str = "Illegal request.";
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DBG (DL_MINOR_INFO, "%s: %s\n", me, sense_str);
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if (asc == 0x25 && ascq == 0x00)
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as_str = "Logical unit not supported.";
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DBG (DL_MINOR_INFO, "%s: %s\n", me, as_str);
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status = SANE_STATUS_IO_ERROR;
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break;
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case 0x09:
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/* process error */
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sense_str = "Process error.";
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DBG (DL_MINOR_INFO, "%s: %s\n", me, sense_str);
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if (asc == 0x00 && ascq == 0x05)
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{
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/* no documents in ADF */
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as_str = "End of data detected.";
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DBG (DL_MINOR_INFO, "%s: %s\n", me, as_str);
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status = SANE_STATUS_NO_DOCS;
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}
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else if (asc == 0x3b && ascq == 0x05)
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{
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/* paper jam in ADF */
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as_str = "Paper jam.";
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DBG (DL_MINOR_INFO, "%s: %s\n", me, as_str);
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status = SANE_STATUS_JAMMED;
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}
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else if (asc == 0x3b && ascq == 0x09)
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{
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/* scanning area exceeds end of paper in ADF */
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as_str = "Read past end of medium.";
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DBG (DL_MINOR_INFO, "%s: %s\n", me, as_str);
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status = SANE_STATUS_EOF;
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}
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break;
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case 0x0b:
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/* Aborted command */
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sense_str = "Aborted Command.";
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DBG (DL_MINOR_INFO, "%s: %s\n", me, sense_str);
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status = SANE_STATUS_IO_ERROR;
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break;
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default:
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DBG (DL_MINOR_ERROR, "%s: no handling for sense %x.\n", me, sense);
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break;
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}
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if (pss)
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{
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pss->sense_str = sense_str;
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pss->as_str = as_str;
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}
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return status;
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}
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static SANE_Status open_scanner (SnapScan_Scanner *pss)
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{
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SANE_Status status;
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DBG (DL_CALL_TRACE, "open_scanner\n");
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if (!pss->opens)
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{
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if(pss->pdev->bus == SCSI)
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{
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status = sanei_scsi_open (pss->devname, &(pss->fd),
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sense_handler, (void *) pss);
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}
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else
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{
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status = snapscani_usb_open (pss->devname, &(pss->fd),
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sense_handler, (void *) pss);
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}
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}
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else
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{
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/* already open */
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status = SANE_STATUS_GOOD;
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}
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if (status == SANE_STATUS_GOOD)
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pss->opens++;
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return status;
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}
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static void close_scanner (SnapScan_Scanner *pss)
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{
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static char me[] = "close_scanner";
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DBG (DL_CALL_TRACE, "%s\n", me);
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if (pss->opens)
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{
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pss->opens--;
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if (!pss->opens)
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{
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if(pss->pdev->bus == SCSI)
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{
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sanei_scsi_close (pss->fd);
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}
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else if(pss->pdev->bus == USB)
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{
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snapscani_usb_close (pss->fd);
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}
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} else {
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DBG(DL_INFO, "%s: handles left: %d\n,",me, pss->opens);
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}
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}
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}
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static SANE_Status snapscan_cmd(SnapScan_Bus bus, int fd, const void *src,
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size_t src_size, void *dst, size_t * dst_size)
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{
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SANE_Status status;
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DBG (DL_CALL_TRACE, "snapscan_cmd\n");
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if(bus == USB)
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{
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status = snapscani_usb_cmd(fd, src, src_size, dst, dst_size);
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}
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else
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{
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status = sanei_scsi_cmd(fd, src, src_size, dst, dst_size);
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}
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return status;
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}
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/* SCSI commands */
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#define TEST_UNIT_READY 0x00
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#define INQUIRY 0x12
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#define SEND 0x2A
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#define SET_WINDOW 0x24
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#define SCAN 0x1B
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#define READ 0x28
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#define REQUEST_SENSE 0x03
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#define RESERVE_UNIT 0x16
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#define RELEASE_UNIT 0x17
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#define SEND_DIAGNOSTIC 0x1D
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#define OBJECT_POSITION 0x31
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#define GET_DATA_BUFFER_STATUS 0x34
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#define SCAN_LEN 6
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#define READ_LEN 10
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/* buffer tools */
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static void zero_buf (u_char * buf, size_t len)
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{
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size_t i;
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for (i = 0; i < len; i++)
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buf[i] = 0x00;
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}
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#define BYTE_SIZE 8
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static u_short u_char_to_u_short (u_char * pc)
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{
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u_short r = 0;
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r |= pc[0];
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r = r << BYTE_SIZE;
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r |= pc[1];
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return r;
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}
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static void u_short_to_u_charp (u_short x, u_char * pc)
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{
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pc[0] = (0xFF00 & x) >> BYTE_SIZE;
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pc[1] = (0x00FF & x);
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}
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static void u_int_to_u_char3p (u_int x, u_char * pc)
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{
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pc[0] = (0xFF0000 & x) >> 2 * BYTE_SIZE;
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pc[1] = (0x00FF00 & x) >> BYTE_SIZE;
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pc[2] = (0x0000FF & x);
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}
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static void u_int_to_u_char4p (u_int x, u_char * pc)
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{
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pc[0] = (0xFF000000 & x) >> 3 * BYTE_SIZE;
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pc[1] = (0x00FF0000 & x) >> 2 * BYTE_SIZE;
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pc[2] = (0x0000FF00 & x) >> BYTE_SIZE;
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pc[3] = (0x000000FF & x);
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}
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/* Convert 'STRING ' to 'STRING' by adding 0 after last non-space */
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static void remove_trailing_space (char *s)
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{
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int position;
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if (NULL == s)
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return;
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for (position = strlen (s);
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position > 0 && ' ' == s[position - 1];
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position--)
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{
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/* dummy */;
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}
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s[position] = 0;
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}
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static void check_range (int *v, SANE_Range r)
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{
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if (*v < r.min)
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*v = r.min;
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if (*v > r.max)
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*v = r.max;
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}
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#define INQUIRY_LEN 6
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#define INQUIRY_RET_LEN 120
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#define INQUIRY_RET_LEN_EPSON 139
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#define INQUIRY_RET_LEN_5000 138
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#define INQUIRY_VENDOR 8 /* Offset in reply data to vendor name */
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#define INQUIRY_PRODUCT 16 /* Offset in reply data to product id */
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#define INQUIRY_REV 32 /* Offset in reply data to revision level */
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#define INQUIRY_PRL2 36 /* Product Revision Level 2 (AGFA) */
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#define INQUIRY_HCFG 37 /* Hardware Configuration (AGFA) */
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#define INQUIRY_HWST 40 /* Hardware status */
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#define INQUIRY_HWMI 41 /* HARDWARE Model ID */
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#define INQUIRY_PIX_PER_LINE 42 /* Pixels per scan line (AGFA) */
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#define INQUIRY_BYTE_PER_LINE 44 /* Bytes per scan line (AGFA) */
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#define INQUIRY_NUM_LINES 46 /* number of scan lines (AGFA) */
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#define INQUIRY_OPT_RES 48 /* optical resolution (AGFA) */
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#define INQUIRY_SCAN_SPEED 51 /* scan speed (AGFA) */
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#define INQUIRY_EXPTIME1 52 /* exposure time, first digit (AGFA) */
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#define INQUIRY_EXPTIME2 53 /* exposure time, second digit (AGFA) */
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#define INQUIRY_G2R_DIFF 54 /* green to red difference (AGFA) */
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#define INQUIRY_B2R_DIFF 55 /* green to red difference (AGFA) */
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#define INQUIRY_FIRMWARE 96 /* firmware date and time (AGFA) */
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#define INQUIRY_BYTE_PER_LINE_MSB 132 /* ?? top byte of bytes per scan line - epson 2480 */
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#define INQUIRY_EPSON_HCFG 138 /* ?? Hardware configuration (Epson) */
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/* a mini-inquiry reads only the first 36 bytes of inquiry data, and
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returns the vendor(7 chars) and model(16 chars); vendor and model
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must point to character buffers of size at least 8 and 17
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respectively */
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static SANE_Status mini_inquiry (SnapScan_Bus bus, int fd, char *vendor, char *model)
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{
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static const char *me = "mini_inquiry";
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size_t read_bytes;
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char cmd[] = {INQUIRY, 0, 0, 0, 36, 0};
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char data[36];
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SANE_Status status;
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read_bytes = 36;
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DBG (DL_CALL_TRACE, "%s\n", me);
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status = snapscan_cmd (bus, fd, cmd, sizeof (cmd), data, &read_bytes);
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CHECK_STATUS (status, me, "snapscan_cmd");
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memcpy (vendor, data + 8, 7);
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vendor[7] = 0;
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memcpy (model, data + 16, 16);
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model[16] = 0;
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remove_trailing_space (vendor);
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remove_trailing_space (model);
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return SANE_STATUS_GOOD;
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}
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|
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/* TODO: Remove */
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static char *snapscani_debug_data(char *str,const SANE_Byte *data, int len) {
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char tmpstr[10];
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int i;
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str[0]=0;
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for(i=0; i < (len < 20 ? len : 20); i++) {
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sprintf(tmpstr," 0x%02x",((int)data[i]) & 0xff);
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if(i%16 == 0 && i != 0)
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strcat(str,"\n");
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strcat(str,tmpstr);
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}
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if(i < len)
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strcat(str," ...");
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return str;
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}
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static SANE_Status inquiry (SnapScan_Scanner *pss)
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{
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static const char *me = "inquiry";
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char tmpstr[150]; /* TODO: Remove */
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||
SANE_Status status;
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switch (pss->pdev->model)
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||
{
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||
case PERFECTION2480:
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case PERFECTION3490:
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if (pss->firmware_loaded)
|
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pss->read_bytes = INQUIRY_RET_LEN_EPSON;
|
||
else
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pss->read_bytes = INQUIRY_RET_LEN;
|
||
break;
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||
case PRISA5000:
|
||
case PRISA5150:
|
||
pss->read_bytes = INQUIRY_RET_LEN_5000;
|
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break;
|
||
default:
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||
pss->read_bytes = INQUIRY_RET_LEN;
|
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break;
|
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}
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||
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zero_buf (pss->cmd, MAX_SCSI_CMD_LEN);
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pss->cmd[0] = INQUIRY;
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||
pss->cmd[4] = pss->read_bytes;
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
status = snapscan_cmd (pss->pdev->bus,
|
||
pss->fd,
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pss->cmd,
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INQUIRY_LEN,
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pss->buf,
|
||
&pss->read_bytes);
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
|
||
/* record current parameters */
|
||
{
|
||
char exptime[4] = {' ', '.', ' ', 0};
|
||
exptime[0] = (char) (pss->buf[INQUIRY_EXPTIME1] + '0');
|
||
exptime[2] = (char) (pss->buf[INQUIRY_EXPTIME2] + '0');
|
||
pss->ms_per_line = atof (exptime)*(float) pss->buf[INQUIRY_SCAN_SPEED];
|
||
DBG (DL_DATA_TRACE, "%s: exposure time: %s ms\n", me, exptime);
|
||
DBG (DL_DATA_TRACE, "%s: ms per line: %f\n", me, pss->ms_per_line);
|
||
}
|
||
|
||
switch (pss->pdev->model)
|
||
{
|
||
case SNAPSCAN:
|
||
case ACER300F:
|
||
pss->chroma_offset[R_CHAN] =
|
||
pss->chroma_offset[G_CHAN] =
|
||
pss->chroma_offset[B_CHAN] = 0;
|
||
pss->chroma = 0;
|
||
break;
|
||
case PERFECTION2480:
|
||
case PERFECTION3490:
|
||
if (pss->firmware_loaded)
|
||
{
|
||
snapscani_debug_data(tmpstr, pss->buf+120, 19);
|
||
DBG (DL_DATA_TRACE, "%s: Epson additional inquiry data:\n%s\n", me, tmpstr);
|
||
pss->hconfig_epson = pss->buf[INQUIRY_EPSON_HCFG];
|
||
}
|
||
/* fall through */
|
||
default:
|
||
{
|
||
signed char min_diff;
|
||
u_char r_off, g_off, b_off;
|
||
signed char g = (pss->buf[INQUIRY_G2R_DIFF] & 0x80) ? -(pss->buf[INQUIRY_G2R_DIFF] & 0x7F) : pss->buf[INQUIRY_G2R_DIFF];
|
||
signed char b = (pss->buf[INQUIRY_B2R_DIFF] & 0x80) ? -(pss->buf[INQUIRY_B2R_DIFF] & 0x7F) : pss->buf[INQUIRY_B2R_DIFF];
|
||
DBG (DL_DATA_TRACE, "%s: G2R_DIFF: %d\n", me, pss->buf[INQUIRY_G2R_DIFF]);
|
||
DBG (DL_DATA_TRACE, "%s: B2R_DIFF: %d\n", me, pss->buf[INQUIRY_B2R_DIFF]);
|
||
|
||
min_diff = MIN (MIN (b, g), 0);
|
||
r_off = (u_char) (0 - min_diff);
|
||
g_off = (u_char) (g - min_diff);
|
||
b_off = (u_char) (b - min_diff);
|
||
pss->chroma_offset[R_CHAN] = r_off;
|
||
pss->chroma_offset[G_CHAN] = g_off;
|
||
pss->chroma_offset[B_CHAN] = b_off;
|
||
pss->chroma = MAX(MAX(r_off, g_off), b_off);
|
||
DBG (DL_DATA_TRACE,
|
||
"%s: Chroma offsets=%d; Red=%u, Green:=%u, Blue=%u\n",
|
||
me, pss->chroma,
|
||
pss->chroma_offset[R_CHAN],
|
||
pss->chroma_offset[G_CHAN],
|
||
pss->chroma_offset[B_CHAN]);
|
||
}
|
||
break;
|
||
}
|
||
|
||
pss->actual_res =
|
||
u_char_to_u_short (pss->buf + INQUIRY_OPT_RES);
|
||
|
||
pss->pixels_per_line =
|
||
u_char_to_u_short (pss->buf + INQUIRY_PIX_PER_LINE);
|
||
pss->bytes_per_line =
|
||
u_char_to_u_short (pss->buf + INQUIRY_BYTE_PER_LINE);
|
||
if ((pss->pdev->model == PERFECTION2480) || (pss->pdev->model == PERFECTION3490))
|
||
pss->bytes_per_line += pss->buf[INQUIRY_BYTE_PER_LINE_MSB] << 16;
|
||
pss->lines =
|
||
u_char_to_u_short (pss->buf + INQUIRY_NUM_LINES) - pss->chroma;
|
||
/* effective buffer size must be a whole number of scan lines */
|
||
if (pss->lines)
|
||
pss->buf_sz = (pss->phys_buf_sz/pss->bytes_per_line)*pss->bytes_per_line;
|
||
else
|
||
pss->buf_sz = 0;
|
||
pss->bytes_remaining = pss->bytes_per_line * (pss->lines + pss->chroma);
|
||
pss->expected_read_bytes = 0;
|
||
pss->read_bytes = 0;
|
||
pss->hwst = pss->buf[INQUIRY_HWST];
|
||
if ((pss->pdev->bus == USB) && !(pss->hwst & 0x02))
|
||
{
|
||
pss->firmware_loaded = SANE_TRUE;
|
||
}
|
||
pss->hconfig = pss->buf[INQUIRY_HCFG];
|
||
switch (pss->pdev->model)
|
||
{
|
||
case PERFECTION1270:
|
||
case PERFECTION1670:
|
||
case PERFECTION2480:
|
||
case PERFECTION3490:
|
||
case PRISA5150:
|
||
case PRISA5000:
|
||
pss->bpp = 14;
|
||
break;
|
||
case STYLUS_CX1500:
|
||
case SCANWIT2720S:
|
||
pss->bpp = 12;
|
||
break;
|
||
default:
|
||
pss->bpp = 8;
|
||
if (pss->hconfig & HCFG_ADC)
|
||
pss->bpp = 10;
|
||
break;
|
||
}
|
||
DBG (DL_DATA_TRACE,
|
||
"%s: hardware config = 0x%02x\n",
|
||
me,
|
||
pss->hconfig);
|
||
DBG (DL_DATA_TRACE,
|
||
"%s: bits per pixel = %lu\n",
|
||
me,
|
||
(u_long) pss->bpp);
|
||
DBG (DL_DATA_TRACE,
|
||
"%s: pixels per scan line = %lu\n",
|
||
me,
|
||
(u_long) pss->pixels_per_line);
|
||
DBG (DL_DATA_TRACE,
|
||
"%s: bytes per scan line = %lu\n",
|
||
me,
|
||
(u_long) pss->bytes_per_line);
|
||
DBG (DL_DATA_TRACE,
|
||
"%s: number of scan lines = %lu\n",
|
||
me,
|
||
(u_long) pss->lines);
|
||
DBG (DL_DATA_TRACE,
|
||
"%s: effective buffer size = %lu bytes, %lu lines\n",
|
||
me,
|
||
(u_long) pss->buf_sz,
|
||
(u_long) (pss->lines ? pss->buf_sz / pss->lines : 0));
|
||
DBG (DL_DATA_TRACE,
|
||
"%s: expected total scan data: %lu bytes\n",
|
||
me,
|
||
(u_long) pss->bytes_remaining);
|
||
|
||
return status;
|
||
}
|
||
|
||
static SANE_Status test_unit_ready (SnapScan_Scanner *pss)
|
||
{
|
||
static const char *me = "test_unit_ready";
|
||
char cmd[] = {TEST_UNIT_READY, 0, 0, 0, 0, 0};
|
||
SANE_Status status;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, cmd, sizeof (cmd), NULL, NULL);
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
return status;
|
||
}
|
||
|
||
static void reserve_unit (SnapScan_Scanner *pss)
|
||
{
|
||
static const char *me = "reserve_unit";
|
||
char cmd[] = {RESERVE_UNIT, 0, 0, 0, 0, 0};
|
||
SANE_Status status;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, cmd, sizeof (cmd), NULL, NULL);
|
||
if (status != SANE_STATUS_GOOD)
|
||
{
|
||
DBG (DL_MAJOR_ERROR,
|
||
"%s: scsi command error: %s\n",
|
||
me,
|
||
sane_strstatus (status));
|
||
}
|
||
}
|
||
|
||
static void release_unit (SnapScan_Scanner *pss)
|
||
{
|
||
static const char *me = "release_unit";
|
||
char cmd[] = {RELEASE_UNIT, 0, 0, 0, 0, 0};
|
||
SANE_Status status;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, cmd, sizeof (cmd), NULL, NULL);
|
||
if (status != SANE_STATUS_GOOD)
|
||
{
|
||
DBG (DL_MAJOR_ERROR,
|
||
"%s: scsi command error: %s\n",
|
||
me, sane_strstatus (status));
|
||
}
|
||
}
|
||
|
||
#define SEND_LENGTH 10
|
||
#define DTC_HALFTONE 0x02
|
||
#define DTC_GAMMA 0x03
|
||
#define DTC_GAMMA2 0x04
|
||
#define DTC_SPEED 0x81
|
||
#define DTC_CALIBRATION 0x82
|
||
#define DTC_CALIBRATION_BLACK 0x89
|
||
#define DTCQ_HALFTONE_BW8 0x00
|
||
#define DTCQ_HALFTONE_COLOR8 0x01
|
||
#define DTCQ_HALFTONE_BW16 0x80
|
||
#define DTCQ_HALFTONE_COLOR16 0x81
|
||
#define DTCQ_GAMMA_GRAY8 0x00
|
||
#define DTCQ_GAMMA_RED8 0x01
|
||
#define DTCQ_GAMMA_GREEN8 0x02
|
||
#define DTCQ_GAMMA_BLUE8 0x03
|
||
#define DTCQ_GAMMA_GRAY10 0x80
|
||
#define DTCQ_GAMMA_RED10 0x81
|
||
#define DTCQ_GAMMA_GREEN10 0x82
|
||
#define DTCQ_GAMMA_BLUE10 0x83
|
||
#define DTCQ_GAMMA_GRAY12 0x90
|
||
#define DTCQ_GAMMA_RED12 0x91
|
||
#define DTCQ_GAMMA_GREEN12 0x92
|
||
#define DTCQ_GAMMA_BLUE12 0x93
|
||
#define DTCQ_GAMMA_GRAY14 0x95 /* ? */
|
||
#define DTCQ_GAMMA_RED14 0x96
|
||
#define DTCQ_GAMMA_GREEN14 0x97
|
||
#define DTCQ_GAMMA_BLUE14 0x98
|
||
#define DTCQ_GAMMA_GRAY12_16BIT 0xa0
|
||
#define DTCQ_GAMMA_RED12_16BIT 0xa1
|
||
#define DTCQ_GAMMA_GREEN12_16BIT 0xa2
|
||
#define DTCQ_GAMMA_BLUE12_16BIT 0xa3
|
||
#define DTCQ_GAMMA_GRAY14_16BIT 0xa5 /* ? */
|
||
#define DTCQ_GAMMA_RED14_16BIT 0xa6
|
||
#define DTCQ_GAMMA_GREEN14_16BIT 0xa7
|
||
#define DTCQ_GAMMA_BLUE14_16BIT 0xa8
|
||
|
||
static SANE_Status send (SnapScan_Scanner *pss, u_char dtc, u_char dtcq)
|
||
{
|
||
static char me[] = "send";
|
||
SANE_Status status;
|
||
u_short tl; /* transfer length */
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
|
||
zero_buf (pss->buf, SEND_LENGTH);
|
||
|
||
switch (dtc)
|
||
{
|
||
case DTC_HALFTONE: /* halftone mask */
|
||
switch (dtcq)
|
||
{
|
||
case DTCQ_HALFTONE_BW8:
|
||
tl = 64; /* bw 8x8 table */
|
||
break;
|
||
case DTCQ_HALFTONE_COLOR8:
|
||
tl = 3 * 64; /* rgb 8x8 tables */
|
||
break;
|
||
case DTCQ_HALFTONE_BW16:
|
||
tl = 256; /* bw 16x16 table */
|
||
break;
|
||
case DTCQ_HALFTONE_COLOR16:
|
||
tl = 3 * 256; /* rgb 16x16 tables */
|
||
break;
|
||
default:
|
||
DBG (DL_MAJOR_ERROR, "%s: bad halftone data type qualifier 0x%x\n",
|
||
me, dtcq);
|
||
return SANE_STATUS_INVAL;
|
||
}
|
||
break;
|
||
case DTC_GAMMA: /* gamma function */
|
||
case DTC_GAMMA2:
|
||
switch (dtcq)
|
||
{
|
||
case DTCQ_GAMMA_GRAY8: /* 8-bit tables */
|
||
case DTCQ_GAMMA_RED8:
|
||
case DTCQ_GAMMA_GREEN8:
|
||
case DTCQ_GAMMA_BLUE8:
|
||
tl = 256;
|
||
break;
|
||
case DTCQ_GAMMA_GRAY10: /* 10-bit tables */
|
||
case DTCQ_GAMMA_RED10:
|
||
case DTCQ_GAMMA_GREEN10:
|
||
case DTCQ_GAMMA_BLUE10:
|
||
tl = 1024;
|
||
break;
|
||
case DTCQ_GAMMA_GRAY12: /* 12-bit tables */
|
||
case DTCQ_GAMMA_RED12:
|
||
case DTCQ_GAMMA_GREEN12:
|
||
case DTCQ_GAMMA_BLUE12:
|
||
tl = 4096;
|
||
break;
|
||
case DTCQ_GAMMA_GRAY12_16BIT: /* 12-bit tables with 16 bit data */
|
||
case DTCQ_GAMMA_RED12_16BIT:
|
||
case DTCQ_GAMMA_GREEN12_16BIT:
|
||
case DTCQ_GAMMA_BLUE12_16BIT:
|
||
tl = 8192;
|
||
break;
|
||
case DTCQ_GAMMA_GRAY14: /* 14-bit tables */
|
||
case DTCQ_GAMMA_RED14:
|
||
case DTCQ_GAMMA_GREEN14:
|
||
case DTCQ_GAMMA_BLUE14:
|
||
tl = 16384;
|
||
break;
|
||
case DTCQ_GAMMA_GRAY14_16BIT: /* 14-bit tables with 16 bit data */
|
||
case DTCQ_GAMMA_RED14_16BIT:
|
||
case DTCQ_GAMMA_GREEN14_16BIT:
|
||
case DTCQ_GAMMA_BLUE14_16BIT:
|
||
tl = 32768;
|
||
break;
|
||
default:
|
||
DBG (DL_MAJOR_ERROR, "%s: bad gamma data type qualifier 0x%x\n",
|
||
me, dtcq);
|
||
return SANE_STATUS_INVAL;
|
||
}
|
||
break;
|
||
case DTC_SPEED: /* static transfer speed */
|
||
tl = 2;
|
||
break;
|
||
case DTC_CALIBRATION:
|
||
tl = calibration_line_length(pss);
|
||
break;
|
||
default:
|
||
DBG (DL_MAJOR_ERROR, "%s: unsupported data type code 0x%x\n",
|
||
me, (unsigned) dtc);
|
||
return SANE_STATUS_INVAL;
|
||
}
|
||
|
||
pss->buf[0] = SEND;
|
||
pss->buf[2] = dtc;
|
||
pss->buf[5] = dtcq;
|
||
pss->buf[7] = (tl >> 8) & 0xff;
|
||
pss->buf[8] = tl & 0xff;
|
||
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, pss->buf, SEND_LENGTH + tl,
|
||
NULL, NULL);
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
return status;
|
||
}
|
||
|
||
#include "snapscan-data.c"
|
||
static SANE_Status send_calibration_5150(SnapScan_Scanner *pss)
|
||
{
|
||
static const int length = sizeof(calibration_data_5150);
|
||
SANE_Byte* buf = malloc (length + SEND_LENGTH);
|
||
SANE_Status status;
|
||
zero_buf (buf, SEND_LENGTH);
|
||
*buf = SEND;
|
||
*(buf + 2) = DTC_CALIBRATION;
|
||
*(buf + 6) = (length >> 16) & 0xff;
|
||
*(buf + 7) = (length >> 8) & 0xff;
|
||
*(buf + 8) = length & 0xff;
|
||
memcpy(buf + SEND_LENGTH, calibration_data_5150, length);
|
||
status = snapscan_cmd (
|
||
pss->pdev->bus, pss->fd, buf, SEND_LENGTH + length, NULL, NULL);
|
||
free (buf);
|
||
return status;
|
||
}
|
||
|
||
#define SET_WINDOW_LEN 10
|
||
#define SET_WINDOW_HEADER 10 /* header starts */
|
||
#define SET_WINDOW_HEADER_LEN 8
|
||
#define SET_WINDOW_DESC 18 /* window descriptor starts */
|
||
#define SET_WINDOW_DESC_LEN 48
|
||
#define SET_WINDOW_TRANSFER_LEN 56
|
||
#define SET_WINDOW_TOTAL_LEN 66
|
||
#define SET_WINDOW_RET_LEN 0 /* no returned data */
|
||
|
||
#define SET_WINDOW_P_TRANSFER_LEN 6
|
||
#define SET_WINDOW_P_DESC_LEN 6
|
||
|
||
#define SET_WINDOW_P_WIN_ID 0
|
||
#define SET_WINDOW_P_XRES 2
|
||
#define SET_WINDOW_P_YRES 4
|
||
#define SET_WINDOW_P_TLX 6
|
||
#define SET_WINDOW_P_TLY 10
|
||
#define SET_WINDOW_P_WIDTH 14
|
||
#define SET_WINDOW_P_LENGTH 18
|
||
#define SET_WINDOW_P_BRIGHTNESS 22
|
||
#define SET_WINDOW_P_THRESHOLD 23
|
||
#define SET_WINDOW_P_CONTRAST 24
|
||
#define SET_WINDOW_P_COMPOSITION 25
|
||
#define SET_WINDOW_P_BITS_PER_PIX 26
|
||
#define SET_WINDOW_P_HALFTONE_PATTERN 27
|
||
#define SET_WINDOW_P_PADDING_TYPE 29
|
||
#define SET_WINDOW_P_BIT_ORDERING 30
|
||
#define SET_WINDOW_P_COMPRESSION_TYPE 32
|
||
#define SET_WINDOW_P_COMPRESSION_ARG 33
|
||
#define SET_WINDOW_P_HALFTONE_FLAG 35
|
||
#define SET_WINDOW_P_DEBUG_MODE 40
|
||
#define SET_WINDOW_P_GAMMA_NO 41
|
||
#define SET_WINDOW_P_OPERATION_MODE 42
|
||
#define SET_WINDOW_P_RED_UNDER_COLOR 43
|
||
#define SET_WINDOW_P_BLUE_UNDER_COLOR 45
|
||
#define SET_WINDOW_P_GREEN_UNDER_COLOR 44
|
||
|
||
static SANE_Status prepare_set_window (SnapScan_Scanner *pss)
|
||
{
|
||
static const char *me = "prepare_set_window";
|
||
u_char *pc;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
zero_buf (pss->cmd, MAX_SCSI_CMD_LEN);
|
||
|
||
/* basic command */
|
||
pc = pss->cmd;
|
||
pc[0] = SET_WINDOW;
|
||
u_int_to_u_char3p ((u_int) SET_WINDOW_TRANSFER_LEN,
|
||
pc + SET_WINDOW_P_TRANSFER_LEN);
|
||
|
||
/* header; we support only one window */
|
||
pc += SET_WINDOW_LEN;
|
||
u_short_to_u_charp (SET_WINDOW_DESC_LEN, pc + SET_WINDOW_P_DESC_LEN);
|
||
|
||
/* the sole window descriptor */
|
||
pc += SET_WINDOW_HEADER_LEN;
|
||
pc[SET_WINDOW_P_WIN_ID] = 0;
|
||
u_short_to_u_charp (pss->res, pc + SET_WINDOW_P_XRES);
|
||
u_short_to_u_charp (pss->res, pc + SET_WINDOW_P_YRES);
|
||
DBG (DL_CALL_TRACE, "%s Resolution: %d\n", me, pss->res);
|
||
|
||
pc[SET_WINDOW_P_BRIGHTNESS] = 128;
|
||
pc[SET_WINDOW_P_THRESHOLD] =
|
||
(u_char) (255.0*(pss->threshold / 100.0));
|
||
pc[SET_WINDOW_P_CONTRAST] = 128;
|
||
|
||
{
|
||
SnapScan_Mode mode = pss->mode;
|
||
pss->bpp_scan = pss->val[OPT_BIT_DEPTH].w;
|
||
|
||
if (pss->preview)
|
||
{
|
||
mode = pss->preview_mode;
|
||
if (pss->pdev->model != SCANWIT2720S)
|
||
pss->bpp_scan = 8;
|
||
}
|
||
|
||
DBG (DL_MINOR_INFO, "%s Mode: %d\n", me, mode);
|
||
switch (mode)
|
||
{
|
||
case MD_COLOUR:
|
||
pc[SET_WINDOW_P_COMPOSITION] = 0x05; /* multi-level RGB */
|
||
break;
|
||
case MD_BILEVELCOLOUR:
|
||
if (pss->halftone)
|
||
pc[SET_WINDOW_P_COMPOSITION] = 0x04; /* halftone RGB */
|
||
else
|
||
pc[SET_WINDOW_P_COMPOSITION] = 0x03; /* bi-level RGB */
|
||
pss->bpp_scan = 1;
|
||
break;
|
||
case MD_GREYSCALE:
|
||
pc[SET_WINDOW_P_COMPOSITION] = 0x02; /* grayscale */
|
||
break;
|
||
case MD_LINEART:
|
||
if (pss->halftone)
|
||
pc[SET_WINDOW_P_COMPOSITION] = 0x01; /* b&w halftone */
|
||
else
|
||
pc[SET_WINDOW_P_COMPOSITION] = 0x00; /* b&w (lineart) */
|
||
pss->bpp_scan = 1;
|
||
break;
|
||
default:
|
||
break;
|
||
}
|
||
|
||
pc[SET_WINDOW_P_BITS_PER_PIX] = pss->bpp_scan;
|
||
DBG (DL_INFO, "%s: bits-per-pixel set to %d\n", me, (int) pss->bpp_scan);
|
||
}
|
||
/* the RIF bit is the high bit of the padding type */
|
||
pc[SET_WINDOW_P_PADDING_TYPE] = 0x00 /*| (pss->negative ? 0x00 : 0x80) */ ;
|
||
pc[SET_WINDOW_P_HALFTONE_PATTERN] = 0;
|
||
pc[SET_WINDOW_P_HALFTONE_FLAG] = 0x80; /* always set; image
|
||
composition
|
||
determines whether
|
||
halftone is
|
||
actually used */
|
||
|
||
u_short_to_u_charp (0x0000, pc + SET_WINDOW_P_BIT_ORDERING); /* used? */
|
||
pc[SET_WINDOW_P_COMPRESSION_TYPE] = 0; /* none */
|
||
pc[SET_WINDOW_P_COMPRESSION_ARG] = 0; /* none applicable */
|
||
if(pss->pdev->model != ACER300F
|
||
&&
|
||
pss->pdev->model != SNAPSCAN310
|
||
&&
|
||
pss->pdev->model != PRISA310
|
||
&&
|
||
pss->pdev->model != PRISA610
|
||
) {
|
||
pc[SET_WINDOW_P_DEBUG_MODE] = 2; /* use full 128k buffer */
|
||
if (pss->mode != MD_LINEART)
|
||
{
|
||
pc[SET_WINDOW_P_GAMMA_NO] = 0x01; /* downloaded gamma table */
|
||
}
|
||
}
|
||
|
||
pc[SET_WINDOW_P_RED_UNDER_COLOR] = 0xff; /* defaults */
|
||
pc[SET_WINDOW_P_BLUE_UNDER_COLOR] = 0xff;
|
||
pc[SET_WINDOW_P_GREEN_UNDER_COLOR] = 0xff;
|
||
|
||
return SANE_STATUS_GOOD;
|
||
}
|
||
|
||
static SANE_Status set_window (SnapScan_Scanner *pss)
|
||
{
|
||
static const char *me = "set_window";
|
||
SANE_Status status;
|
||
unsigned char source;
|
||
u_char *pc;
|
||
int pos_factor;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
status = prepare_set_window(pss);
|
||
CHECK_STATUS (status, me, "prepare_set_window");
|
||
|
||
pc = pss->cmd;
|
||
|
||
/* header; we support only one window */
|
||
pc += SET_WINDOW_LEN;
|
||
|
||
/* the sole window descriptor */
|
||
pc += SET_WINDOW_HEADER_LEN;
|
||
|
||
switch (pss->pdev->model)
|
||
{
|
||
case PRISA5000:
|
||
case PRISA5000E:
|
||
case PRISA5150:
|
||
pos_factor = (pss->res > 600) ? 1200 : 600;
|
||
break;
|
||
case PERFECTION1270:
|
||
case PERFECTION1670:
|
||
pos_factor = (pss->res > 800) ? 1600 : 800;
|
||
break;
|
||
case PERFECTION2480:
|
||
pos_factor = (pss->res > 1200) ? 2400 : 1200;
|
||
break;
|
||
case PERFECTION3490:
|
||
pos_factor = (pss->res > 1600) ? 3200 : 1600;
|
||
break;
|
||
default:
|
||
pos_factor = pss->actual_res;
|
||
break;
|
||
}
|
||
/* it's an ugly sound if the scanner drives against the rear
|
||
wall, and with changing max values we better be sure */
|
||
check_range(&(pss->brx), pss->pdev->x_range);
|
||
check_range(&(pss->bry), pss->pdev->y_range);
|
||
{
|
||
int tlxp =
|
||
(int) (pos_factor*IN_PER_MM*SANE_UNFIX(pss->tlx));
|
||
int tlyp =
|
||
(int) (pos_factor*IN_PER_MM*SANE_UNFIX(pss->tly));
|
||
int brxp =
|
||
(int) (pos_factor*IN_PER_MM*SANE_UNFIX(pss->brx));
|
||
int bryp =
|
||
(int) (pos_factor*IN_PER_MM*SANE_UNFIX(pss->bry));
|
||
|
||
/* Check for brx > tlx and bry > tly */
|
||
if (brxp <= tlxp) {
|
||
tlxp = MAX (0, brxp - 75);
|
||
}
|
||
if (bryp <= tlyp) {
|
||
tlyp = MAX (0, bryp - 75);
|
||
}
|
||
|
||
u_int_to_u_char4p (tlxp, pc + SET_WINDOW_P_TLX);
|
||
u_int_to_u_char4p (tlyp, pc + SET_WINDOW_P_TLY);
|
||
u_int_to_u_char4p (MAX (((unsigned) (brxp - tlxp)), 75),
|
||
pc + SET_WINDOW_P_WIDTH);
|
||
u_int_to_u_char4p (MAX (((unsigned) (bryp - tlyp)), 75),
|
||
pc + SET_WINDOW_P_LENGTH);
|
||
DBG (DL_INFO, "%s Width: %d\n", me, brxp-tlxp);
|
||
DBG (DL_INFO, "%s Length: %d\n", me, bryp-tlyp);
|
||
}
|
||
|
||
source = 0x0;
|
||
if (pss->preview) {
|
||
source |= 0x80; /* no high quality in preview */
|
||
}
|
||
else {
|
||
source |= 0x40; /* no preview */
|
||
}
|
||
if (!pss->highquality) {
|
||
source |= 0x80; /* no high quality */
|
||
}
|
||
if ((pss->pdev->model == PERFECTION2480) || (pss->pdev->model == PERFECTION3490)) {
|
||
source |= 0x40; /* 2480/3490 always need no_preview bit */
|
||
}
|
||
if (pss->source == SRC_TPO) {
|
||
source |= 0x08;
|
||
}
|
||
if (pss->source == SRC_ADF) {
|
||
source |= 0x10;
|
||
}
|
||
pc[SET_WINDOW_P_OPERATION_MODE] = source;
|
||
DBG (DL_MINOR_INFO, "%s: operation mode set to 0x%02x\n", me, (int) source);
|
||
|
||
do {
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, pss->cmd,
|
||
SET_WINDOW_TOTAL_LEN, NULL, NULL);
|
||
if (status == SANE_STATUS_DEVICE_BUSY) {
|
||
DBG (DL_MINOR_INFO, "%s: waiting for scanner to warm up\n", me);
|
||
wait_scanner_ready (pss);
|
||
}
|
||
} while (status == SANE_STATUS_DEVICE_BUSY);
|
||
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
return status;
|
||
}
|
||
|
||
static SANE_Status set_window_autofocus (SnapScan_Scanner *copy)
|
||
{
|
||
static char me[] = "set_window_autofocus";
|
||
SANE_Status status;
|
||
|
||
DBG (DL_CALL_TRACE, "%s(%p)\n", me, (void*)copy);
|
||
|
||
copy->res = copy->actual_res;
|
||
status = prepare_set_window (copy);
|
||
CHECK_STATUS (status, me, "prepare_set_window");
|
||
|
||
u_int_to_u_char4p (1700, copy->cmd + SET_WINDOW_DESC + SET_WINDOW_P_TLY);
|
||
/* fill in width & height */
|
||
u_int_to_u_char4p (2550, copy->cmd + SET_WINDOW_DESC + SET_WINDOW_P_WIDTH);
|
||
u_int_to_u_char4p (128, copy->cmd + SET_WINDOW_DESC + SET_WINDOW_P_LENGTH);
|
||
|
||
copy->cmd[SET_WINDOW_DESC + SET_WINDOW_P_BITS_PER_PIX] = 12;
|
||
copy->cmd[SET_WINDOW_DESC + SET_WINDOW_P_OPERATION_MODE] = 0x49; /* focusing mode */
|
||
return snapscan_cmd (copy->pdev->bus, copy->fd, copy->cmd,
|
||
SET_WINDOW_TOTAL_LEN, NULL, NULL);
|
||
}
|
||
|
||
#define SET_FRAME_LEN 10
|
||
|
||
static SANE_Status set_frame (SnapScan_Scanner *pss, SANE_Byte frame_no)
|
||
{
|
||
static const char *me = "set_frame";
|
||
SANE_Status status;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
DBG (DL_VERBOSE, "%s setting frame to %d\n", me, frame_no);
|
||
zero_buf (pss->cmd, MAX_SCSI_CMD_LEN);
|
||
pss->cmd[0] = OBJECT_POSITION;
|
||
pss->cmd[1] = 2; /* Absolute position used here to select the frame */
|
||
pss->cmd[4] = frame_no;
|
||
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, pss->cmd, SET_FRAME_LEN, NULL, NULL);
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
|
||
return status;
|
||
}
|
||
|
||
static SANE_Status set_focus (SnapScan_Scanner *pss, SANE_Int focus)
|
||
{
|
||
static const char *me = "set_focus";
|
||
SANE_Status status;
|
||
|
||
DBG (DL_CALL_TRACE, "%s(%d)\n", me, focus);
|
||
zero_buf (pss->cmd, MAX_SCSI_CMD_LEN);
|
||
pss->cmd[0] = OBJECT_POSITION;
|
||
pss->cmd[1] = 4; /* Rotate object but here it sets the focus point */
|
||
pss->cmd[3] = (focus >> 8) & 0xFF;
|
||
pss->cmd[4] = focus & 0xFF;
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, pss->cmd, SET_FRAME_LEN, NULL, NULL);
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
return status;
|
||
}
|
||
|
||
static SANE_Int get_8 (u_char *p)
|
||
{
|
||
SANE_Int b;
|
||
b = p[0] | (p[1] << 8);
|
||
return b;
|
||
}
|
||
|
||
static double get_val (u_char *p, SANE_Int len, SANE_Int x)
|
||
{
|
||
return get_8 (p + ((x + len) << 1)) / 255.0;
|
||
}
|
||
|
||
static double sum_pixel_differences (u_char *p, int len)
|
||
{
|
||
double v, m, s;
|
||
SANE_Int i;
|
||
|
||
s = 0;
|
||
for (i = 0; i < len-1; i++) {
|
||
v = get_val (p, len, i);
|
||
m = get_val (p, len, i+1);
|
||
s += fabs (v - m);
|
||
}
|
||
return s;
|
||
}
|
||
|
||
static SANE_Status scan (SnapScan_Scanner *pss)
|
||
{
|
||
static const char *me = "scan";
|
||
SANE_Status status;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
zero_buf (pss->cmd, MAX_SCSI_CMD_LEN);
|
||
pss->cmd[0] = SCAN;
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, pss->cmd, SCAN_LEN, NULL, NULL);
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
return status;
|
||
}
|
||
|
||
/* supported read operations */
|
||
|
||
#define READ_IMAGE 0x00
|
||
#define READ_TRANSTIME 0x80
|
||
|
||
/* number of bytes expected must be in pss->expected_read_bytes */
|
||
static SANE_Status scsi_read (SnapScan_Scanner *pss, u_char read_type)
|
||
{
|
||
static const char *me = "scsi_read";
|
||
SANE_Status status;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
zero_buf (pss->cmd, MAX_SCSI_CMD_LEN);
|
||
pss->cmd[0] = READ;
|
||
pss->cmd[2] = read_type;
|
||
if (read_type == READ_TRANSTIME && pss->pdev->model == PERFECTION2480)
|
||
pss->cmd[5] = 1;
|
||
|
||
u_int_to_u_char3p (pss->expected_read_bytes, pss->cmd + 6);
|
||
|
||
pss->read_bytes = pss->expected_read_bytes;
|
||
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, pss->cmd,
|
||
READ_LEN, pss->buf, &pss->read_bytes);
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
return status;
|
||
}
|
||
|
||
static SANE_Status get_focus (SnapScan_Scanner *pss)
|
||
{
|
||
static const char *me = "get_focus";
|
||
SANE_Int focus_point, max_focus_point;
|
||
double sum, max;
|
||
SANE_Status status;
|
||
SnapScan_Scanner copy;
|
||
|
||
copy = *pss;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
reserve_unit(©);
|
||
|
||
status = set_window_autofocus (©);
|
||
CHECK_STATUS (status, me, "set_window_autofocus");
|
||
|
||
status = inquiry (©);
|
||
CHECK_STATUS (status, me, "inquiry");
|
||
|
||
status = scan (©);
|
||
CHECK_STATUS (status, me, "scan");
|
||
|
||
status = set_frame (©, copy.frame_no);
|
||
CHECK_STATUS (status, me, "set_frame");
|
||
|
||
DBG (DL_VERBOSE, "%s: Expected number of bytes for each read %d\n", me, (int)copy.bytes_per_line);
|
||
DBG (DL_VERBOSE, "%s: Expected number of pixels per line %d\n", me, (int)copy.pixels_per_line);
|
||
max_focus_point = -1;
|
||
max = -1;
|
||
for (focus_point = 0; focus_point <= 0x300; focus_point += 6) {
|
||
status = set_focus (©, focus_point);
|
||
CHECK_STATUS (status, me, "set_focus");
|
||
|
||
copy.expected_read_bytes = copy.bytes_per_line;
|
||
status = scsi_read (©, READ_IMAGE);
|
||
CHECK_STATUS (status, me, "scsi_read");
|
||
|
||
sum = sum_pixel_differences (copy.buf, copy.pixels_per_line);
|
||
|
||
if (sum > max) {
|
||
max = sum;
|
||
max_focus_point = focus_point;
|
||
}
|
||
}
|
||
pss->focus = max_focus_point;
|
||
DBG (DL_VERBOSE, "%s: Focus point found to be at 0x%x\n", me, max_focus_point);
|
||
release_unit (©);
|
||
|
||
wait_scanner_ready (©);
|
||
CHECK_STATUS (status, me, "wait_scanner_ready");
|
||
|
||
return status;
|
||
}
|
||
|
||
/*
|
||
static SANE_Status request_sense (SnapScan_Scanner *pss)
|
||
{
|
||
static const char *me = "request_sense";
|
||
size_t read_bytes = 0;
|
||
u_char cmd[] = {REQUEST_SENSE, 0, 0, 0, 20, 0};
|
||
u_char data[20];
|
||
SANE_Status status;
|
||
|
||
read_bytes = 20;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, cmd, sizeof (cmd),
|
||
data, &read_bytes);
|
||
if (status != SANE_STATUS_GOOD)
|
||
{
|
||
DBG (DL_MAJOR_ERROR, "%s: scsi command error: %s\n",
|
||
me, sane_strstatus (status));
|
||
}
|
||
else
|
||
{
|
||
status = sense_handler (pss->fd, data, (void *) pss);
|
||
}
|
||
return status;
|
||
}
|
||
*/
|
||
|
||
static SANE_Status send_diagnostic (SnapScan_Scanner *pss)
|
||
{
|
||
static const char *me = "send_diagnostic";
|
||
u_char cmd[] = {SEND_DIAGNOSTIC, 0x04, 0, 0, 0, 0}; /* self-test */
|
||
SANE_Status status;
|
||
|
||
if (pss->pdev->model == PRISA620
|
||
||
|
||
pss->pdev->model == PRISA610
|
||
||
|
||
pss->pdev->model == SNAPSCAN1236
|
||
||
|
||
pss->pdev->model == SCANWIT2720S
|
||
||
|
||
pss->pdev->model == ARCUS1200)
|
||
{
|
||
return SANE_STATUS_GOOD;
|
||
}
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, cmd, sizeof (cmd), NULL, NULL);
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
return status;
|
||
}
|
||
|
||
static SANE_Status wait_scanner_ready (SnapScan_Scanner *pss)
|
||
{
|
||
static char me[] = "wait_scanner_ready";
|
||
SANE_Status status;
|
||
int retries;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
|
||
/* if the tray is returning to the start position
|
||
no time to wait is returned by the scanner. We'll
|
||
try several times and sleep 1 second between each try. */
|
||
for (retries = 20; retries; retries--)
|
||
{
|
||
status = test_unit_ready (pss);
|
||
switch (status)
|
||
{
|
||
case SANE_STATUS_GOOD:
|
||
return status;
|
||
case SANE_STATUS_DEVICE_BUSY:
|
||
/* first additional sense byte contains time to wait */
|
||
{
|
||
int delay = pss->asi1;
|
||
if (delay > 0)
|
||
{
|
||
DBG (0,
|
||
"Scanner warming up - waiting %d seconds.\n",
|
||
delay);
|
||
sleep (delay);
|
||
}
|
||
else
|
||
{
|
||
/* This seems to happen for Epson scanners. Return
|
||
SANE_STATUS_GOOD and hope the scanner accepts the
|
||
next command... */
|
||
DBG (DL_CALL_TRACE, "%s: No timeout specified, returning immediately\n", me);
|
||
return SANE_STATUS_GOOD;
|
||
}
|
||
}
|
||
break;
|
||
case SANE_STATUS_IO_ERROR:
|
||
/* hardware error; bail */
|
||
DBG (DL_MAJOR_ERROR, "%s: hardware error detected.\n", me);
|
||
return status;
|
||
case SANE_STATUS_JAMMED:
|
||
case SANE_STATUS_NO_DOCS:
|
||
return status;
|
||
default:
|
||
DBG (DL_MAJOR_ERROR,
|
||
"%s: unhandled request_sense result; trying again.\n",
|
||
me);
|
||
break;
|
||
}
|
||
}
|
||
|
||
return status;
|
||
}
|
||
|
||
#define READ_CALIBRATION 0x82
|
||
#define READ_CALIBRATION_BLACK 0x89
|
||
#define NUM_CALIBRATION_LINES 16
|
||
#define NUM_CALIBRATION_LINES_EPSON 48
|
||
#define NUM_CALIBRATION_LINES_EPSON_BLACK 128
|
||
|
||
static SANE_Status calibrate_epson (SnapScan_Scanner *pss)
|
||
{
|
||
u_char *buf, *pbuf;
|
||
int *bins;
|
||
static const char *me = "calibrate_epson";
|
||
/* pixels_per_line = 8.5 inch * resolution of one sensor */
|
||
int pixels_per_line = pss->actual_res * 17/4;
|
||
int num_bins = pixels_per_line;
|
||
int i, j, k, loop_inc, tl;
|
||
int r, g, b;
|
||
size_t expected_read_bytes;
|
||
size_t read_bytes;
|
||
SANE_Status status;
|
||
int pass;
|
||
int cal_lines = NUM_CALIBRATION_LINES_EPSON;
|
||
int dtc = READ_CALIBRATION;
|
||
int bytes_per_bin = 1;
|
||
|
||
/* in 16 bit mode we get two bytes of cal data per bin */
|
||
if (pss->bpp_scan == 16)
|
||
bytes_per_bin = 2;
|
||
|
||
/* calculate number of bins depending on mode and resolution
|
||
* colour mode requires bins for each of rgb
|
||
* full resolution doubles it because of second sensor line */
|
||
if (is_colour_mode(actual_mode(pss))) {
|
||
num_bins *= 3;
|
||
}
|
||
if (pss->res >= (SANE_Int)pss->actual_res) {
|
||
num_bins *= 2;
|
||
}
|
||
|
||
/* allocate memory for bins, all the red, then green, then blue */
|
||
bins = (int *) malloc (num_bins * sizeof (int));
|
||
if (!bins) {
|
||
DBG (DL_MAJOR_ERROR, "%s: out of memory allocating bins, %ld bytes.", me, (u_long)num_bins * sizeof (int));
|
||
return SANE_STATUS_NO_MEM;
|
||
}
|
||
|
||
/* allocate buffer for receive data */
|
||
expected_read_bytes = pixels_per_line * 3 * 4;
|
||
buf = (u_char *) malloc (expected_read_bytes);
|
||
if (!buf) {
|
||
DBG (DL_MAJOR_ERROR, "%s: out of memory allocating calibration, %ld bytes.", me, (u_long)expected_read_bytes);
|
||
free (bins);
|
||
return SANE_STATUS_NO_MEM;
|
||
}
|
||
|
||
loop_inc = expected_read_bytes / (num_bins * bytes_per_bin);
|
||
|
||
/* do two passes, first pass does basic calibration, second does transparency adaptor if in use */
|
||
for (pass = 0; pass < 2; pass++) {
|
||
if (pass == 1) {
|
||
if (pss->source == SRC_TPO) {
|
||
/* pass 1 is for black level calibration of transparency adaptor */
|
||
cal_lines = NUM_CALIBRATION_LINES_EPSON_BLACK;
|
||
dtc = READ_CALIBRATION_BLACK;
|
||
} else
|
||
continue;
|
||
}
|
||
|
||
/* empty the bins */
|
||
for (i = 0; i < num_bins; i++)
|
||
bins[i] = 0;
|
||
|
||
for (i = 0; i < cal_lines; i += loop_inc) {
|
||
/* get the calibration data */
|
||
zero_buf (pss->cmd, MAX_SCSI_CMD_LEN);
|
||
pss->cmd[0] = READ;
|
||
pss->cmd[2] = dtc;
|
||
pss->cmd[5] = cal_lines;
|
||
if (cal_lines - i > loop_inc)
|
||
expected_read_bytes = loop_inc * (num_bins * bytes_per_bin);
|
||
else
|
||
expected_read_bytes = (cal_lines - i) * (num_bins * bytes_per_bin);
|
||
|
||
u_int_to_u_char3p (expected_read_bytes, pss->cmd + 6);
|
||
read_bytes = expected_read_bytes;
|
||
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, pss->cmd,
|
||
READ_LEN, buf, &read_bytes);
|
||
|
||
if (status != SANE_STATUS_GOOD) {
|
||
DBG(DL_MAJOR_ERROR, "%s: %s command failed: %s\n", me, "read_cal_2480", sane_strstatus(status));
|
||
free (bins);
|
||
free (buf);
|
||
return status;
|
||
}
|
||
|
||
if (read_bytes != expected_read_bytes) {
|
||
DBG (DL_MAJOR_ERROR, "%s: read %lu of %lu calibration data\n", me, (u_long) read_bytes, (u_long) expected_read_bytes);
|
||
free (bins);
|
||
free (buf);
|
||
return SANE_STATUS_IO_ERROR;
|
||
}
|
||
|
||
/* add calibration results into bins */
|
||
pbuf = buf;
|
||
for (j = 0; j < (int)expected_read_bytes / (num_bins * bytes_per_bin); j++) {
|
||
for (k = 0; k < num_bins; k++) {
|
||
bins[k] += *pbuf++;
|
||
/* add in second byte for 16bit mode */
|
||
if (bytes_per_bin == 2) {
|
||
bins[k] += *pbuf++ * 256;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
/* now make averages */
|
||
for (k = 0; k < num_bins; k++) {
|
||
bins[k] /= cal_lines;
|
||
/* also divide by 64 for 16bit mode */
|
||
if (bytes_per_bin == 2)
|
||
bins[k] /= 64;
|
||
}
|
||
/* now fill up result buffer */
|
||
r = g = b = 0;
|
||
|
||
/* create data to send back: start with r g b values, and follow with differences
|
||
* to previous value */
|
||
pbuf = pss->buf + SEND_LENGTH;
|
||
if (is_colour_mode(actual_mode(pss))) {
|
||
for (k = 0; k < num_bins / 3; k++) {
|
||
*pbuf++ = bins[k] - r;
|
||
r = bins[k];
|
||
*pbuf++ = bins[k + num_bins/3] - g;
|
||
g = bins[k + num_bins/3];
|
||
*pbuf++ = bins[k + 2*num_bins/3] - b;
|
||
b = bins[k + 2*num_bins/3];
|
||
}
|
||
} else {
|
||
for (k = 0; k < num_bins; k++) {
|
||
*pbuf++ = bins[k] - g;
|
||
g = bins[k];
|
||
}
|
||
}
|
||
|
||
/* send back the calibration data; round up transfer length (to match windows driver) */
|
||
zero_buf (pss->buf, SEND_LENGTH);
|
||
pss->buf[0] = SEND;
|
||
pss->buf[2] = dtc;
|
||
tl = (num_bins + 0xff) & ~0xff;
|
||
u_int_to_u_char3p (tl, pss->buf + 6);
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, pss->buf, SEND_LENGTH + tl,
|
||
NULL, NULL);
|
||
if (status != SANE_STATUS_GOOD) {
|
||
DBG(DL_MAJOR_ERROR, "%s: %s command failed: %s\n", me, "send_cal_2480", sane_strstatus(status));
|
||
free (bins);
|
||
free (buf);
|
||
return status;
|
||
}
|
||
}
|
||
|
||
free (bins);
|
||
free (buf);
|
||
return SANE_STATUS_GOOD;
|
||
}
|
||
|
||
static SANE_Status read_calibration_data (SnapScan_Scanner *pss, void *buf, u_char num_lines)
|
||
{
|
||
static const char *me = "read_calibration_data";
|
||
SANE_Status status;
|
||
size_t expected_read_bytes = num_lines * calibration_line_length(pss);
|
||
size_t read_bytes;
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
zero_buf (pss->cmd, MAX_SCSI_CMD_LEN);
|
||
pss->cmd[0] = READ;
|
||
pss->cmd[2] = READ_CALIBRATION;
|
||
pss->cmd[5] = num_lines;
|
||
u_int_to_u_char3p (expected_read_bytes, pss->cmd + 6);
|
||
read_bytes = expected_read_bytes;
|
||
|
||
status = snapscan_cmd (pss->pdev->bus, pss->fd, pss->cmd,
|
||
READ_LEN, buf, &read_bytes);
|
||
CHECK_STATUS (status, me, "snapscan_cmd");
|
||
|
||
if(read_bytes != expected_read_bytes) {
|
||
DBG (DL_MAJOR_ERROR, "%s: read %lu of %lu calibration data\n", me, (u_long) read_bytes, (u_long) expected_read_bytes);
|
||
return SANE_STATUS_IO_ERROR;
|
||
}
|
||
|
||
return SANE_STATUS_GOOD;
|
||
}
|
||
|
||
static SANE_Status calibrate (SnapScan_Scanner *pss)
|
||
{
|
||
int r;
|
||
int c;
|
||
u_char *buf;
|
||
static const char *me = "calibrate";
|
||
SANE_Status status;
|
||
int line_length = calibration_line_length(pss);
|
||
|
||
if ((pss->pdev->model == PERFECTION2480) ||
|
||
(pss->pdev->model == PERFECTION3490)) {
|
||
return calibrate_epson (pss);
|
||
}
|
||
|
||
if (pss->pdev->model == PRISA5150)
|
||
{
|
||
return send_calibration_5150(pss);
|
||
}
|
||
|
||
DBG (DL_CALL_TRACE, "%s\n", me);
|
||
|
||
if (line_length) {
|
||
int num_lines = pss->phys_buf_sz / line_length;
|
||
if (num_lines > NUM_CALIBRATION_LINES)
|
||
{
|
||
num_lines = NUM_CALIBRATION_LINES;
|
||
} else if (num_lines == 0)
|
||
{
|
||
DBG(DL_MAJOR_ERROR, "%s: scsi request size underflow (< %d bytes)", me, line_length);
|
||
return SANE_STATUS_IO_ERROR;
|
||
}
|
||
buf = (u_char *) malloc(num_lines * line_length);
|
||
if (!buf)
|
||
{
|
||
DBG (DL_MAJOR_ERROR, "%s: out of memory allocating calibration, %d bytes.", me, num_lines * line_length);
|
||
return SANE_STATUS_NO_MEM;
|
||
}
|
||
|
||
DBG (DL_MAJOR_ERROR, "%s: reading calibration data (%d lines)\n", me, num_lines);
|
||
status = read_calibration_data(pss, buf, num_lines);
|
||
CHECK_STATUS(status, me, "read_calibration_data");
|
||
|
||
for(c=0; c < line_length; c++) {
|
||
u_int sum = 0;
|
||
for(r=0; r < num_lines; r++) {
|
||
sum += buf[c + r * line_length];
|
||
}
|
||
pss->buf[c + SEND_LENGTH] = sum / num_lines;
|
||
}
|
||
|
||
status = send (pss, DTC_CALIBRATION, 1);
|
||
CHECK_STATUS(status, me, "send calibration");
|
||
free(buf);
|
||
}
|
||
return SANE_STATUS_GOOD;
|
||
}
|
||
|
||
static SANE_Status download_firmware(SnapScan_Scanner * pss)
|
||
{
|
||
static const char *me = "download_firmware";
|
||
unsigned char *pFwBuf, *pCDB;
|
||
char* firmware = NULL;
|
||
FILE *fd;
|
||
size_t bufLength,cdbLength;
|
||
SANE_Status status = SANE_STATUS_GOOD;
|
||
char cModelName[8], cModel[255];
|
||
unsigned char bModelNo;
|
||
|
||
bModelNo =*(pss->buf + INQUIRY_HWMI);
|
||
zero_buf((unsigned char *)cModel, 255);
|
||
sprintf(cModelName, "%d", bModelNo);
|
||
DBG(DL_INFO, "Looking up %s\n", cModelName);
|
||
if (pss->pdev->firmware_filename) {
|
||
firmware = pss->pdev->firmware_filename;
|
||
} else if (default_firmware_filename) {
|
||
firmware = default_firmware_filename;
|
||
} else {
|
||
DBG (0,
|
||
"%s: No firmware entry found in config file %s.\n",
|
||
me,
|
||
SNAPSCAN_CONFIG_FILE
|
||
);
|
||
status = SANE_STATUS_INVAL;
|
||
}
|
||
if (status == SANE_STATUS_GOOD)
|
||
{
|
||
cdbLength = 10;
|
||
DBG(DL_INFO, "Downloading %s\n", firmware);
|
||
fd = fopen(firmware,"rb");
|
||
if(fd == NULL)
|
||
{
|
||
DBG (0, "Cannot open firmware file %s.\n", firmware);
|
||
DBG (0, "Edit the firmware file entry in %s.\n", SNAPSCAN_CONFIG_FILE);
|
||
status = SANE_STATUS_INVAL;
|
||
}
|
||
else
|
||
{
|
||
switch (pss->pdev->model)
|
||
{
|
||
case PRISA610:
|
||
case PRISA310:
|
||
case PRISA620:
|
||
case PRISA1240:
|
||
case PRISA640:
|
||
case PRISA4300:
|
||
case PRISA4300_2:
|
||
case PRISA5000:
|
||
case PRISA5000E:
|
||
case PRISA5150:
|
||
case PRISA5300:
|
||
case STYLUS_CX1500:
|
||
/* ACER firmware files do not contain an info block */
|
||
fseek(fd, 0, SEEK_END);
|
||
bufLength = ftell(fd);
|
||
fseek(fd, 0, SEEK_SET);
|
||
break;
|
||
case PERFECTION1270:
|
||
case PERFECTION1670:
|
||
case PERFECTION2480:
|
||
case PERFECTION3490:
|
||
/* Epson firmware files contain an info block which
|
||
specifies the length of the firmware data. The
|
||
length information is stored at offset 0x64 from
|
||
end of file */
|
||
{
|
||
unsigned char size_l, size_h;
|
||
fseek(fd, -0x64, SEEK_END);
|
||
fread(&size_l, 1, 1, fd);
|
||
fread(&size_h, 1, 1, fd);
|
||
fseek(fd, 0, SEEK_SET);
|
||
bufLength = (size_h << 8) + size_l;
|
||
}
|
||
break;
|
||
default:
|
||
/* AGFA firmware files contain an info block which
|
||
specifies the length of the firmware data. The
|
||
length information is stored at offset 0x5e from
|
||
end of file */
|
||
{
|
||
unsigned char size_l, size_h;
|
||
fseek(fd, -0x5e, SEEK_END);
|
||
fread(&size_l, 1, 1, fd);
|
||
fread(&size_h, 1, 1, fd);
|
||
fseek(fd, 0, SEEK_SET);
|
||
bufLength = (size_h << 8) + size_l;
|
||
}
|
||
break;
|
||
}
|
||
|
||
DBG(DL_INFO, "Size of firmware: %lu\n", (u_long) bufLength);
|
||
pCDB = (unsigned char *)malloc(bufLength + cdbLength);
|
||
pFwBuf = pCDB + cdbLength;
|
||
zero_buf (pCDB, cdbLength);
|
||
(void)fread(pFwBuf,1,bufLength,fd);
|
||
|
||
*pCDB = SEND;
|
||
*(pCDB + 2) = 0x87;
|
||
*(pCDB + 6) = (bufLength >> 16) & 0xff;
|
||
*(pCDB + 7) = (bufLength >> 8) & 0xff;
|
||
*(pCDB + 8) = bufLength & 0xff;
|
||
|
||
status = snapscan_cmd (
|
||
pss->pdev->bus, pss->fd, pCDB, bufLength+cdbLength, NULL, NULL);
|
||
pss->firmware_loaded = SANE_TRUE;
|
||
|
||
free(pCDB);
|
||
fclose(fd);
|
||
}
|
||
}
|
||
return status;
|
||
}
|
||
|
||
/*
|
||
* $Log$
|
||
* Revision 1.58 2006/09/03 10:00:11 oliver-guest
|
||
* Bugfix for firmware download by Paul Smedley
|
||
*
|
||
* Revision 1.57 2006/03/20 18:20:10 oliver-guest
|
||
* Limit inquiry length to 120 bytes if firmware is not yet loaded
|
||
*
|
||
* Revision 1.56 2006/01/10 19:32:16 oliver-guest
|
||
* Added 12 bit gamma tables for Epson Stylus CX-1500
|
||
*
|
||
* Revision 1.55 2006/01/06 20:59:17 oliver-guest
|
||
* Some fixes for the Epson Stylus CX 1500
|
||
*
|
||
* Revision 1.54 2006/01/01 22:57:01 oliver-guest
|
||
* Added calibration data for Benq 5150 / 5250, preliminary support for Epson Stylus CX 1500
|
||
*
|
||
* Revision 1.53 2005/12/05 20:38:22 oliver-guest
|
||
* Small bugfix for Benq 5150
|
||
*
|
||
* Revision 1.52 2005/12/04 15:03:00 oliver-guest
|
||
* Some fixes for Benq 5150
|
||
*
|
||
* Revision 1.51 2005/11/26 18:53:03 oliver-guest
|
||
* Fix inquiry bug for Benq 5000
|
||
*
|
||
* Revision 1.50 2005/11/17 23:47:10 oliver-guest
|
||
* Revert previous 'fix', disable 2400 dpi for Epson 3490, use 1600 dpi instead
|
||
*
|
||
* Revision 1.49 2005/11/17 23:32:22 oliver-guest
|
||
* Fixes for Epson 3490 @ 2400 DPI
|
||
*
|
||
* Revision 1.48 2005/11/15 20:11:19 oliver-guest
|
||
* Enabled quality calibration for the Epson 3490
|
||
*
|
||
* Revision 1.47 2005/11/02 19:22:06 oliver-guest
|
||
* Fixes for Benq 5000
|
||
*
|
||
* Revision 1.46 2005/10/31 21:08:47 oliver-guest
|
||
* Distinguish between Benq 5000/5000E/5000U
|
||
*
|
||
* Revision 1.45 2005/10/24 19:46:40 oliver-guest
|
||
* Preview and range fix for Epson 2480/2580
|
||
*
|
||
* Revision 1.44 2005/10/23 21:28:58 oliver-guest
|
||
* Fix for buffer size in high res modes, fixes for delay code
|
||
*
|
||
* Revision 1.43 2005/10/20 21:23:53 oliver-guest
|
||
* Fixes for 16 bit quality calibration by Simon Munton
|
||
*
|
||
* Revision 1.42 2005/10/13 22:43:30 oliver-guest
|
||
* Fixes for 16 bit scan mode from Simon Munton
|
||
*
|
||
* Revision 1.41 2005/10/11 18:47:07 oliver-guest
|
||
* Fixes for Epson 3490 and 16 bit scan mode
|
||
*
|
||
* Revision 1.40 2005/09/28 22:09:26 oliver-guest
|
||
* Reenabled enhanced inquiry command for Epson scanners (duh\!)
|
||
*
|
||
* Revision 1.39 2005/09/28 21:33:10 oliver-guest
|
||
* Added 16 bit option for Epson scanners (untested)
|
||
*
|
||
* Revision 1.38 2005/09/25 08:19:12 oliver-guest
|
||
* Removed debugging code for Epson scanners
|
||
*
|
||
* Revision 1.37 2005/09/03 11:31:31 oliver-guest
|
||
* Another small bugfix
|
||
*
|
||
* Revision 1.36 2005/09/03 10:52:11 oliver-guest
|
||
* Fixed debugging code for epson scanners
|
||
*
|
||
* Revision 1.35 2005/08/16 17:19:20 oliver-guest
|
||
* Make compileable again
|
||
*
|
||
* Revision 1.34 2005/08/15 18:56:55 oliver-guest
|
||
* Added temporary debug code for 2480/2580 distinction
|
||
*
|
||
* Revision 1.33 2005/08/15 18:06:37 oliver-guest
|
||
* Added support for Epson 3490/3590 (thanks to Matt Judge)
|
||
*
|
||
* Revision 1.32 2005/07/18 17:37:37 oliver-guest
|
||
* ZETA changes for SnapScan backend
|
||
*
|
||
* Revision 1.31 2004/12/09 23:21:48 oliver-guest
|
||
* Added quality calibration for Epson 2480 (by Simon Munton)
|
||
*
|
||
* Revision 1.30 2004/12/01 22:12:03 oliver-guest
|
||
* Added support for Epson 1270
|
||
*
|
||
* Revision 1.29 2004/10/03 17:34:36 hmg-guest
|
||
* 64 bit platform fixes (bug #300799).
|
||
*
|
||
* Revision 1.28 2004/09/02 20:59:11 oliver-guest
|
||
* Added support for Epson 2480
|
||
*
|
||
* Revision 1.27 2004/04/02 20:19:24 oliver-guest
|
||
* Various bugfixes for gamma corretion (thanks to Robert Tsien)
|
||
*
|
||
* Revision 1.26 2003/11/07 23:26:49 oliver-guest
|
||
* Final bugfixes for bascic support of Epson 1670
|
||
*
|
||
* Revision 1.25 2003/10/21 20:43:25 oliver-guest
|
||
* Bugfixes for SnapScan backend
|
||
*
|
||
* Revision 1.24 2003/10/07 19:41:34 oliver-guest
|
||
* Updates for Epson Perfection 1670
|
||
*
|
||
* Revision 1.23 2003/08/19 21:05:08 oliverschwartz
|
||
* Scanner ID cleanup
|
||
*
|
||
* Revision 1.22 2003/04/30 20:49:39 oliverschwartz
|
||
* SnapScan backend 1.4.26
|
||
*
|
||
* Revision 1.37 2003/04/30 20:42:19 oliverschwartz
|
||
* Added support for Agfa Arcus 1200 (supplied by Valtteri Vuorikoski)
|
||
*
|
||
* Revision 1.36 2003/04/02 21:17:13 oliverschwartz
|
||
* Fix for 1200 DPI with Acer 5000
|
||
*
|
||
* Revision 1.35 2003/02/08 10:45:09 oliverschwartz
|
||
* Use 600 DPI as optical resolution for Benq 5000
|
||
*
|
||
* Revision 1.34 2002/12/10 20:14:12 oliverschwartz
|
||
* Enable color offset correction for SnapScan300
|
||
*
|
||
* Revision 1.33 2002/09/24 16:07:48 oliverschwartz
|
||
* Added support for Benq 5000
|
||
*
|
||
* Revision 1.32 2002/06/06 20:40:01 oliverschwartz
|
||
* Changed default scan area for transparancy unit of SnapScan e50
|
||
*
|
||
* Revision 1.31 2002/05/02 18:28:44 oliverschwartz
|
||
* Added ADF support
|
||
*
|
||
* Revision 1.30 2002/04/27 14:41:22 oliverschwartz
|
||
* Print number of open handles in close_scanner()
|
||
*
|
||
* Revision 1.29 2002/04/10 21:46:48 oliverschwartz
|
||
* Removed illegal character
|
||
*
|
||
* Revision 1.28 2002/04/10 21:01:02 oliverschwartz
|
||
* Disable send_diagnostic() for 1236s
|
||
*
|
||
* Revision 1.27 2002/03/24 12:11:20 oliverschwartz
|
||
* Get name of firmware file in sane_init
|
||
*
|
||
* Revision 1.26 2002/01/23 20:42:41 oliverschwartz
|
||
* Improve recognition of Acer 320U
|
||
* Add sense_handler code for sense code 0x0b
|
||
* Fix for spaces in model strings
|
||
*
|
||
* Revision 1.25 2001/12/12 19:44:59 oliverschwartz
|
||
* Clean up CVS log
|
||
*
|
||
* Revision 1.24 2001/12/09 23:01:00 oliverschwartz
|
||
* - use sense handler for USB
|
||
* - fix scan mode
|
||
*
|
||
* Revision 1.23 2001/12/08 11:53:31 oliverschwartz
|
||
* - Additional logging in sense handler
|
||
* - Fix wait_scanner_ready() if device reports busy
|
||
* - Fix scanning mode (preview/normal)
|
||
*
|
||
* Revision 1.22 2001/11/27 23:16:17 oliverschwartz
|
||
* - Fix color alignment for SnapScan 600
|
||
* - Added documentation in snapscan-sources.c
|
||
* - Guard against TL_X < BR_X and TL_Y < BR_Y
|
||
*
|
||
* Revision 1.21 2001/10/21 08:49:37 oliverschwartz
|
||
* correct number of scan lines for calibration thanks to Mikko Ty<54><79><EFBFBD>vi
|
||
*
|
||
* Revision 1.20 2001/10/12 20:54:04 oliverschwartz
|
||
* enable gamma correction for Snapscan 1236, e20 and e50 scanners
|
||
*
|
||
* Revision 1.19 2001/10/11 14:02:10 oliverschwartz
|
||
* Distinguish between e20/e25 and e40/e50
|
||
*
|
||
* Revision 1.18 2001/10/09 22:34:23 oliverschwartz
|
||
* fix compiler warnings
|
||
*
|
||
* Revision 1.17 2001/10/08 19:26:01 oliverschwartz
|
||
* - Disable quality calibration for scanners that do not support it
|
||
*
|
||
* Revision 1.16 2001/10/08 18:22:01 oliverschwartz
|
||
* - Disable quality calibration for Acer Vuego 310F
|
||
* - Use sanei_scsi_max_request_size as scanner buffer size
|
||
* for SCSI devices
|
||
* - Added new devices to snapscan.desc
|
||
*
|
||
* Revision 1.15 2001/09/18 15:01:07 oliverschwartz
|
||
* - Read scanner id string again after firmware upload
|
||
* to indentify correct model
|
||
* - Make firmware upload work for AGFA scanners
|
||
* - Change copyright notice
|
||
*
|
||
* Revision 1.14 2001/09/17 10:01:08 sable
|
||
* Added model AGFA 1236U
|
||
*
|
||
* Revision 1.13 2001/09/09 18:06:32 oliverschwartz
|
||
* add changes from Acer (new models; automatic firmware upload for USB scanners); fix distorted colour scans after greyscale scans (call set_window only in sane_start); code cleanup
|
||
*
|
||
* Revision 1.12 2001/04/10 13:00:31 sable
|
||
* Moving sanei_usb_* to snapscani_usb*
|
||
*
|
||
* Revision 1.11 2001/04/10 11:04:31 sable
|
||
* Adding support for snapscan e40 an e50 thanks to Giuseppe Tanzilli
|
||
*
|
||
* Revision 1.10 2001/03/17 22:53:21 sable
|
||
* Applying Mikael Magnusson patch concerning Gamma correction
|
||
* Support for 1212U_2
|
||
*
|
||
* Revision 1.9 2000/11/10 01:01:59 sable
|
||
* USB (kind of) autodetection
|
||
*
|
||
* Revision 1.8 2000/11/01 01:26:43 sable
|
||
* Support for 1212U
|
||
*
|
||
* Revision 1.7 2000/10/30 22:32:20 sable
|
||
* Support for vuego310s vuego610s and 1236s
|
||
*
|
||
* Revision 1.6 2000/10/29 22:44:55 sable
|
||
* Bug correction for 1236s
|
||
*
|
||
* Revision 1.5 2000/10/28 14:16:10 sable
|
||
* Bug correction for SnapScan310
|
||
*
|
||
* Revision 1.4 2000/10/28 14:06:35 sable
|
||
* Add support for Acer300f
|
||
*
|
||
* Revision 1.3 2000/10/15 19:52:06 cbagwell
|
||
* Changed USB support to a 1 line modification instead of multi-file
|
||
* changes.
|
||
*
|
||
* Revision 1.2 2000/10/13 03:50:27 cbagwell
|
||
* Updating to source from SANE 1.0.3. Calling this versin 1.1
|
||
*
|
||
* */
|