sane-project-backends/backend/sm3840_scan.c

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/* sane - Scanner Access Now Easy.
ScanMaker 3840 Backend
Copyright (C) 2005 Earle F. Philhower, III
earle@ziplabel.com - http://www.ziplabel.com
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA.
As a special exception, the authors of SANE give permission for
additional uses of the libraries contained in this release of SANE.
The exception is that, if you link a SANE library with other files
to produce an executable, this does not by itself cause the
resulting executable to be covered by the GNU General Public
License. Your use of that executable is in no way restricted on
account of linking the SANE library code into it.
This exception does not, however, invalidate any other reasons why
the executable file might be covered by the GNU General Public
License.
If you submit changes to SANE to the maintainers to be included in
a subsequent release, you agree by submitting the changes that
those changes may be distributed with this exception intact.
If you write modifications of your own for SANE, it is your choice
whether to permit this exception to apply to your modifications.
If you do not wish that, delete this exception notice.
*/
#include <stdio.h>
#include <stdarg.h>
#include "sm3840_lib.h"
#ifndef BACKENDNAME
static void setup_scan (usb_dev_handle * udev, SM3840_Params * p,
char *stname, int raw, int nohead);
#else
static void setup_scan (usb_dev_handle * udev, SM3840_Params * p);
#endif
#ifndef BACKENDNAME
#include "sm3840_lib.c"
int
main (int argc, char *argv[])
{
int i;
int gray = 0;
int dpi = 1200;
int bpp16 = 0;
int raw = 0;
int nohead = 0;
double gain = 3.5;
int offset = 1800;
usb_dev_handle *udev;
char *stname;
double topin, botin, leftin, rightin;
int topline, scanlines, leftpix, scanpix;
stname = NULL;
topin = 0.0;
botin = 11.7;
leftin = 0.0;
rightin = 8.5;
for (i = 1; i < argc; i++)
{
if (!strcmp (argv[i], "-300"))
dpi = 300;
else if (!strcmp (argv[i], "-600"))
dpi = 600;
else if (!strcmp (argv[i], "-1200"))
dpi = 1200;
else if (!strcmp (argv[i], "-150"))
dpi = 150;
else if (!strcmp (argv[i], "-top"))
topin = atof (argv[++i]);
else if (!strcmp (argv[i], "-bot"))
botin = atof (argv[++i]);
else if (!strcmp (argv[i], "-left"))
leftin = atof (argv[++i]);
else if (!strcmp (argv[i], "-right"))
rightin = atof (argv[++i]);
else if (!strcmp (argv[i], "-gain"))
gain = atof (argv[++i]);
else if (!strcmp (argv[i], "-offset"))
offset = atoi (argv[++i]);
else if (!strcmp (argv[i], "-gray"))
gray = 1;
else if (!strcmp (argv[i], "-16bpp"))
bpp16 = 1;
else if (!strcmp (argv[i], "-raw"))
raw = 1;
else if (!strcmp (argv[i], "-nohead"))
nohead = 1;
else
stname = argv[i];
}
SM3840_Params params;
params.gray = gray;
params.dpi = dpi;
params.bpp = bpp16 ? 16 : 8;
params.gain = gain;
params.offset = offset;
params.lamp = 15;
params.top = topin;
params.left = leftin;
params.height = botin - topin;
params.width = rightin - leftin;
prepare_params (&params);
udev = find_device (0x05da, 0x30d4); /* 3840 */
if (!udev)
udev = find_device (0x05da, 0x30cf); /* 4800 */
if (!udev)
fprintf (stderr, "Unable to open scanner.\n");
else
setup_scan (udev, &params, stname, raw, nohead);
return 0;
}
#endif
#ifndef BACKENDNAME
static void
setup_scan (usb_dev_handle * udev, SM3840_Params * p,
char *stname, int raw, int nohead)
#else
static void
setup_scan (usb_dev_handle * udev, SM3840_Params * p)
#endif
{
int gray = p->gray ? 1 : 0;
int dpi = p->dpi;
int bpp16 = (p->bpp == 16) ? 1 : 0;
double gain = p->gain;
int offset = p->offset;
int topline = p->topline;
int scanlines = p->scanlines;
int leftpix = p->leftpix;
int scanpix = p->scanpix;
int len;
unsigned char hello[2] = { 0x55, 0xaa };
unsigned char howdy[3];
unsigned short *whitebalance;
int whitebalancesize = (dpi == 1200) ? 12672 : 6528;
unsigned short *whitemap;
int whitemapsize = (dpi == 1200) ? 29282 : 14642;
unsigned short *whitescan;
unsigned short *lightmap;
unsigned int topreg, botreg;
int redreg, greenreg, bluereg, donered, donegreen, doneblue;
int rgreg = 0x00;
int ggreg = 0x00;
int bgreg = 0x00;
int i, j;
int red, green, blue;
unsigned char rd_byte;
2005-03-22 04:35:43 +00:00
unsigned short GRAYMASK = 0xc000;
#ifndef BACKENDNAME
char fname[64];
char head[128];
len = usb_set_configuration (udev, 1);
len = usb_claim_interface (udev, 0);
len = usb_clear_halt (udev, 1);
len = usb_clear_halt (udev, 2);
len = usb_clear_halt (udev, 3);
#endif
DBG (2, "params.gray = %d;\n", p->gray);
DBG (2, "params.dpi = %d\n", p->dpi);
DBG (2, "params.bpp = %d\n", p->bpp);
DBG (2, "params.gain = %f\n", p->gain);
DBG (2, "params.offset = %d\n", p->offset);
DBG (2, "params.lamp = %d\n", p->lamp);
DBG (2, "params.top = %f\n", p->top);
DBG (2, "params.left = %f\n", p->left);
DBG (2, "params.height = %f\n", p->height);
DBG (2, "params.width = %f\n", p->width);
DBG (2, "params.topline = %d\n", p->topline);
DBG (2, "params.scanlines = %d\n", p->scanlines);
DBG (2, "params.leftpix = %d\n", p->leftpix);
DBG (2, "params.scanpix = %d\n", p->scanpix);
DBG (2, "params.linelen = %d\n", p->linelen);
reset_scanner (udev);
idle_ab (udev);
write_regs (udev, 4, 0x83, 0x00, 0xa3, 0x00, 0xa4, 0x00, 0x97, 0x0a);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x0b);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x0f);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x05);
write_vctl (udev, 0x0b, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 7, 0xa8, 0x80, 0x83, 0xa2, 0x85, 0x01, 0x83, 0x82, 0x85,
0x00, 0x83, 0x00, 0x93, 0x00);
write_regs (udev, 1, 0xa8, 0x80);
write_regs (udev, 4, 0x83, 0x00, 0xa3, 0x00, 0xa4, 0x00, 0x97, 0x0a);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x0b);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x0f);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x05);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 4, 0x83, 0x20, 0x8d, 0xfe, 0x83, 0x00, 0x8d, 0xff);
write_regs (udev, 1, 0x97, 0x00);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 8, 0x80, 0x00, 0x84, 0x00, 0xbe, 0x00, 0xc0, 0x00, 0x86,
0x00, 0x89, 0x00, 0x94, 0x00, 0x01, 0x02);
write_vctl (udev, 0x0c, 0x00c0, 0x8406, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x0406, 0x00);
write_regs (udev, 1, 0x94, 0x51);
write_regs (udev, 1, 0xb0, 0x00);
write_regs (udev, 1, 0xb1, 0x00);
write_regs (udev, 1, 0xb2, 0x00);
write_regs (udev, 1, 0xb3, 0x00);
write_regs (udev, 1, 0xb4, 0x10);
write_regs (udev, 1, 0xb5, 0x1f);
write_regs (udev, 1, 0xb0, 0x00);
write_regs (udev, 1, 0xb1, 0x00);
write_regs (udev, 1, 0xb2, 0x00);
write_vctl (udev, 0x0c, 0x0002, 0x0002, 0x00);
len = usb_bulk_write (udev, 2, hello, 2, wr_timeout);
write_regs (udev, 1, 0xb0, 0x00);
write_regs (udev, 1, 0xb1, 0x00);
write_regs (udev, 1, 0xb2, 0x00);
write_vctl (udev, 0x0c, 0x0003, 0x0003, 0x00);
len = usb_bulk_read (udev, 1, howdy, 3, rd_timeout);
write_regs (udev, 4, 0x83, 0x00, 0xa3, 0x00, 0xa4, 0x00, 0x97, 0x0a);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x0b);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x0f);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x05);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 4, 0x83, 0x20, 0x8d, 0xfe, 0x83, 0x00, 0x8d, 0xff);
write_regs (udev, 1, 0x97, 0x00);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 8, 0x80, 0x00, 0x84, 0x00, 0xbe, 0x00, 0xc0, 0x00, 0x86,
0x00, 0x89, 0x00, 0x94, 0x00, 0x01, 0x02);
write_vctl (udev, 0x0c, 0x00c0, 0x8406, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x0406, 0x00);
write_regs (udev, 16, 0xbe, 0x18, 0x80, 0x00, 0x84, 0x00, 0x89, 0x00, 0x88,
0x00, 0x86, 0x00, 0x90, 0x00, 0xc1, 0x00, 0xc2, 0x00, 0xc3,
0x00, 0xc4, 0x00, 0xc5, 0x00, 0xc6, 0x00, 0xc7, 0x00, 0xc8,
0x00, 0xc0, 0x00);
write_regs (udev, 4, 0x83, 0x20, 0x8d, 0xff, 0x83, 0x00, 0x8d, 0xff);
write_regs (udev, 5, 0x83, 0x00, 0xa3, 0xff, 0xa4, 0xff, 0xa1, 0xff, 0xa2,
0xf7);
write_regs (udev, 4, 0x83, 0x22, 0x87, 0x01, 0x83, 0x02, 0x87, 0x16);
write_regs (udev, 11, 0xa0, 0x00, 0x9c, 0x00, 0x9f, 0x00, 0x9d, 0x00, 0x9e,
0x00, 0xa0, 0x00, 0xce, 0x0c, 0x83, 0x20, 0xa5, 0x00, 0xa6,
0x00, 0xa7, 0x00);
set_gain_black (udev, 0x01, 0x01, 0x01, 0xaa, 0xaa, 0xaa);
write_regs (udev, 16, 0x9b, 0x00, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b,
0x01, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b, 0x02, 0x98,
0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b, 0x03, 0x98, 0x00, 0x99,
0x00, 0x9a, 0x00);
write_regs (udev, 4, 0x83, 0xa2, 0x85, 0x98, 0x83, 0x82, 0x85, 0x3a);
write_regs (udev, 1, 0x9d, 0x80);
write_regs (udev, 1, 0x9d, 0x00);
if (dpi == 1200)
write_regs (udev, 1, 0x94, 0x51);
else
write_regs (udev, 1, 0x94, 0x61);
whitemap = (unsigned short *) malloc (whitemapsize);
set_lightmap_white (whitemap, dpi, 0);
if (dpi == 1200)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x80, 0xb2, 0x06, 0xb3, 0xff, 0xb4,
0xff, 0xb5, 0x06);
else
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x40, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0x7f, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
len =
usb_bulk_write (udev, 2, (unsigned char *) whitemap, whitemapsize,
wr_timeout);
set_lightmap_white (whitemap, dpi, 1);
if (dpi == 1200)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0x7f, 0xb5, 0x07);
else
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x80, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0xbf, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
len =
usb_bulk_write (udev, 2, (unsigned char *) whitemap, whitemapsize,
wr_timeout);
set_lightmap_white (whitemap, dpi, 2);
if (dpi == 1200)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x80, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0xff, 0xb5, 0x07);
else
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0xc0, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0xff, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
len =
usb_bulk_write (udev, 2, (unsigned char *) whitemap, whitemapsize,
wr_timeout);
free (whitemap);
/* Move to head... */
idle_ab (udev);
write_regs (udev, 1, 0x97, 0x00);
idle_ab (udev);
write_regs (udev, 16, 0xbe, 0x18, 0x80, 0x00, 0x84, 0x00, 0x89, 0x00, 0x88,
0x00, 0x86, 0x00, 0x90, 0x00, 0xc1, 0x00, 0xc2, 0x00, 0xc3,
0x00, 0xc4, 0x00, 0xc5, 0x00, 0xc6, 0x00, 0xc7, 0x00, 0xc8,
0x00, 0xc0, 0x00);
idle_ab (udev);
write_regs (udev, 16, 0x84, 0x94, 0x80, 0xd1, 0x80, 0xc1, 0x82, 0x7f, 0xcf,
0x04, 0xc1, 0x02, 0xc2, 0x00, 0xc3, 0x06, 0xc4, 0xff, 0xc5,
0x40, 0xc6, 0x8c, 0xc7, 0xdc, 0xc8, 0x20, 0xc0, 0x72, 0x89,
0xff, 0x86, 0xff);
poll1 (udev);
write_regs (udev, 4, 0x83, 0xa2, 0x85, 0x01, 0x83, 0x82, 0x85, 0x00);
write_regs (udev, 1, 0x9d, 0x80);
write_regs (udev, 1, 0x9d, 0x00);
if (dpi == 1200)
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8, 0x77,
0xb9, 0x1e);
else
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8, 0x3b,
0xb9, 0x1f);
write_regs (udev, 5, 0xc0, 0x00, 0x84, 0x00, 0x80, 0xa1, 0xcf, 0x04, 0x82,
0x00);
if (dpi == 1200)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x02, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x01, 0xbd, 0x01, 0x88, 0xa4, 0xc1, 0x02, 0xc2, 0x00,
0xc3, 0x02, 0xc4, 0x01, 0xc5, 0x01, 0xc6, 0xa3, 0xc7, 0xa4,
0xc8, 0x04, 0xc0, 0xd2, 0x89, 0x05, 0x86, 0x00);
else
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x04, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x01, 0xbd, 0x01, 0x88, 0xd0, 0xc1, 0x01, 0xc2, 0x00,
0xc3, 0x04, 0xc4, 0x01, 0xc5, 0x01, 0xc6, 0xcf, 0xc7, 0xd0,
0xc8, 0x14, 0xc0, 0xd1, 0x89, 0x0a, 0x86, 0x00);
write_regs (udev, 8, 0xbb, 0x01, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80, 0xbf,
0x00, 0x90, 0x40, 0x91, 0x00, 0x83, 0x82);
write_regs (udev, 1, 0xbe, 0x0d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
whitebalance = (unsigned short *) malloc (whitebalancesize);
len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
len =
usb_bulk_read (udev, 1, (unsigned char *) whitebalance, whitebalancesize,
rd_timeout);
write_regs (udev, 2, 0xbe, 0x00, 0x84, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x8406, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x0406, 0x00);
redreg = greenreg = bluereg = 0x80;
red = green = blue = 0;
donered = donegreen = doneblue = 0;
DBG (2, "setting blackpoint\n");
for (j = 0; (j < 16) && !(donered && donegreen && doneblue); j++)
{
set_gain_black (udev, 0x01, 0x01, 0x01, redreg, greenreg, bluereg);
if (dpi == 1200)
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8,
0x77, 0xb9, 0x1e);
else
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8,
0x3b, 0xb9, 0x1f);
write_regs (udev, 8, 0xbb, 0x01, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x40, 0x91, 0x00, 0x83, 0x82);
write_regs (udev, 1, 0xbe, 0x0d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
len =
usb_bulk_read (udev, 1, (unsigned char *) whitebalance,
whitebalancesize, rd_timeout);
fix_endian_short (whitebalance, whitebalancesize/2);
if (!donered)
{
red = (whitebalance[0] + whitebalance[3] + whitebalance[6]) / 3;
if (red > 0x1000)
redreg += 0x10;
else if (red > 0x500)
redreg += 0x08;
else if (red > 0x0010)
redreg++;
else
donered = 1;
}
if (!donegreen)
{
green = (whitebalance[1] + whitebalance[4] + whitebalance[7]) / 3;
if (green > 0x1000)
greenreg += 0x10;
else if (green > 0x0500)
greenreg += 0x08;
else if (green > 0x0010)
greenreg++;
else
donegreen = 1;
}
if (!doneblue)
{
blue = (whitebalance[2] + whitebalance[5] + whitebalance[8]) / 3;
if (blue > 0x1000)
bluereg += 0x10;
else if (blue > 0x0500)
bluereg += 0x08;
else if (blue > 0x0010)
bluereg++;
else
doneblue = 1;
}
DBG (2, "red=%d(%d)%02x, green=%d(%d)%02x, blue=%d(%d)%02x\n",
red, donered, redreg, green, donegreen, greenreg,
blue, doneblue, bluereg);
write_regs (udev, 2, 0xbe, 0x00, 0x84, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x8406, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x0406, 0x00);
}
DBG (2, "setting whitepoint\n");
donegreen = donered = doneblue = 0;
for (j = 0; (j < 16) && !(donered && donegreen && doneblue); j++)
{
set_gain_black (udev, rgreg, ggreg, bgreg, redreg, greenreg, bluereg);
if (dpi == 1200)
idle_ab (udev);
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8, 0x3b,
0xb9, 0x1f);
if (dpi == 1200)
idle_ab (udev);
write_regs (udev, 8, 0xbb, 0x01, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x40, 0x91, 0x00, 0x83, 0x82);
write_regs (udev, 1, 0xbe, 0x0d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
len =
usb_bulk_read (udev, 1, (unsigned char *) whitebalance,
whitebalancesize, rd_timeout);
fix_endian_short (whitebalance, whitebalancesize/2);
if (!donered)
{
red =
(whitebalance[180 * 3 + 0] + whitebalance[180 * 3 + 3] +
whitebalance[180 * 3 + 6]) / 3;
if (red < 0x5000)
rgreg += 0x02;
else if (red < 0x8000)
rgreg += 0x01;
else
donered = 1;
}
if (!donegreen)
{
green =
(whitebalance[180 * 3 + 1] + whitebalance[180 * 3 + 4] +
whitebalance[180 * 3 + 7]) / 3;
if (green < 0x5000)
ggreg += 0x02;
else if (green < 0x8000)
ggreg += 0x01;
else
donegreen = 1;
}
if (!doneblue)
{
blue =
(whitebalance[180 * 3 + 2] + whitebalance[180 * 3 + 5] +
whitebalance[180 * 3 + 8]) / 3;
if (blue < 0x5000)
bgreg += 0x02;
else if (blue < 0x8000)
bgreg += 0x01;
else
doneblue = 1;
}
DBG (2, "red=%d(%d)%02x, green=%d(%d)%02x, blue=%d(%d)%02x\n",
red, donered, rgreg, green, donegreen, ggreg, blue, doneblue,
bgreg);
write_regs (udev, 2, 0xbe, 0x00, 0x84, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x8406, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x0406, 0x00);
}
free (whitebalance);
/* One step down for optimal contrast... */
if (rgreg)
rgreg--;
if (bgreg)
bgreg--;
if (ggreg)
ggreg--;
write_regs (udev, 8, 0x80, 0x00, 0x84, 0x00, 0xbe, 0x00, 0xc0, 0x00, 0x86,
0x00, 0x89, 0x00, 0x94, 0x00, 0x01, 0x02);
write_vctl (udev, 0x0c, 0x00c0, 0x8406, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x0406, 0x00);
write_regs (udev, 16, 0xbe, 0x18, 0x80, 0x00, 0x84, 0x00, 0x89, 0x00, 0x88,
0x00, 0x86, 0x00, 0x90, 0x00, 0xc1, 0x00, 0xc2, 0x00, 0xc3,
0x00, 0xc4, 0x00, 0xc5, 0x00, 0xc6, 0x00, 0xc7, 0x00, 0xc8,
0x00, 0xc0, 0x00);
write_regs (udev, 4, 0x83, 0x20, 0x8d, 0xff, 0x83, 0x00, 0x8d, 0xff);
write_regs (udev, 5, 0x83, 0x00, 0xa3, 0xff, 0xa4, 0xff, 0xa1, 0xff, 0xa2,
0xf7);
write_regs (udev, 4, 0x83, 0x22, 0x87, 0x01, 0x83, 0x02, 0x87, 0x16);
write_regs (udev, 11, 0xa0, 0x00, 0x9c, 0x00, 0x9f, 0x00, 0x9d, 0x00, 0x9e,
0x00, 0xa0, 0x00, 0xce, 0x0c, 0x83, 0x20, 0xa5, 0x00, 0xa6,
0x00, 0xa7, 0x00);
set_gain_black (udev, rgreg, ggreg, bgreg, redreg, greenreg, bluereg);
write_regs (udev, 16, 0x9b, 0x00, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b,
0x01, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b, 0x02, 0x98,
0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b, 0x03, 0x98, 0x00, 0x99,
0x00, 0x9a, 0x00);
write_regs (udev, 4, 0x83, 0xa2, 0x85, 0x98, 0x83, 0x82, 0x85, 0x3a);
write_regs (udev, 1, 0x9d, 0x80);
write_regs (udev, 1, 0x9d, 0x00);
if (dpi == 1200)
write_regs (udev, 1, 0x94, 0x71);
else
write_regs (udev, 1, 0x94, 0x61);
write_regs (udev, 4, 0x83, 0xa2, 0x85, 0x01, 0x83, 0x82, 0x85, 0x00);
write_regs (udev, 1, 0x9d, 0x80);
write_regs (udev, 1, 0x9d, 0x00);
if (dpi == 1200)
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8, 0xbf,
0xb9, 0x17);
else
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8, 0xdf,
0xb9, 0x1b);
write_regs (udev, 6, 0xc0, 0x00, 0x84, 0x00, 0x84, 0xb4, 0x80, 0xe1, 0xcf,
0x04, 0x82, 0x00);
if (dpi == 1200)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x02, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x20, 0xbd, 0x08, 0x88, 0xa4, 0xc1, 0x02, 0xc2, 0x00,
0xc3, 0x02, 0xc4, 0x20, 0xc5, 0x08, 0xc6, 0x96, 0xc7, 0xa4,
0xc8, 0x06, 0xc0, 0xd2, 0x89, 0x24, 0x86, 0x01);
else
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x04, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x20, 0xbd, 0x10, 0x88, 0xd0, 0xc1, 0x01, 0xc2, 0x00,
0xc3, 0x04, 0xc4, 0x20, 0xc5, 0x10, 0xc6, 0xc3, 0xc7, 0xd0,
0xc8, 0x1c, 0xc0, 0xd1, 0x89, 0x24, 0x86, 0x01);
write_regs (udev, 8, 0xbb, 0x05, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80, 0xbf,
0x00, 0x90, 0x40, 0x91, 0x00, 0x83, 0x82);
write_regs (udev, 1, 0xbe, 0x1d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
record_mem (udev, (unsigned char **) (void *)&whitescan,
(5632 * 2 * 3 * (dpi == 1200 ? 2 : 1)) * 4);
fix_endian_short (whitescan, (5632 * 2 * 3 * (dpi == 1200 ? 2 : 1)) * 2);
write_regs (udev, 5, 0x83, 0x00, 0xa3, 0xff, 0xa4, 0xff, 0xa1, 0xff, 0xa2,
0xff);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
write_regs (udev, 2, 0xbe, 0x00, 0x84, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x8406, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x0406, 0x00);
write_regs (udev, 4, 0x83, 0x00, 0xa3, 0x00, 0xa4, 0x00, 0x97, 0x0a);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x0b);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x0f);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x05);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 4, 0x83, 0x20, 0x8d, 0xff, 0x83, 0x00, 0x8d, 0xff);
write_regs (udev, 1, 0x97, 0x00);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 1, 0x97, 0x00);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
write_regs (udev, 16, 0xbe, 0x18, 0x80, 0x00, 0x84, 0x00, 0x89, 0x00, 0x88,
0x00, 0x86, 0x00, 0x90, 0x00, 0xc1, 0x00, 0xc2, 0x00, 0xc3,
0x00, 0xc4, 0x00, 0xc5, 0x00, 0xc6, 0x00, 0xc7, 0x00, 0xc8,
0x00, 0xc0, 0x00);
write_regs (udev, 16, 0x84, 0x94, 0x80, 0xd1, 0x80, 0xc1, 0x82, 0x7f, 0xcf,
0x04, 0xc1, 0x02, 0xc2, 0x00, 0xc3, 0x06, 0xc4, 0xff, 0xc5,
0x40, 0xc6, 0x8c, 0xc7, 0xdc, 0xc8, 0x20, 0xc0, 0x72, 0x89,
0xff, 0x86, 0xff);
poll1 (udev);
/* ready scan position */
/* 1/3" of unscannable area at top... */
if (dpi == 300)
topreg = 120 * 4;
else if (dpi == 600)
topreg = 139 * 4;
else if (dpi == 1200)
topreg = 152 * 4;
else /*if (dpi == 150) */
topreg = 120 * 4;
topreg += topline * (1200 / dpi);
write_regs (udev, 16, 0xbe, 0x18, 0x80, 0x00, 0x84, 0x00, 0x89, 0x00, 0x88,
0x00, 0x86, 0x00, 0x90, 0x00, 0xc1, 0x00, 0xc2, 0x00, 0xc3,
0x00, 0xc4, 0x00, 0xc5, 0x00, 0xc6, 0x00, 0xc7, 0x00, 0xc8,
0x00, 0xc0, 0x00);
write_regs (udev, 14, 0x84, 0xb4, 0x80, 0xe1, 0xcf, 0x04, 0xc1, 0x02, 0xc2,
0x00, 0xc3, 0x07, 0xc4, 0xff, 0xc5, 0x40, 0xc6, 0x8c, 0xc7,
0xdc, 0xc8, 0x20, 0xc0, 0x72, 0x89, topreg & 255, 0x86,
255 & (topreg >> 8));
write_regs (udev, 1, 0x97, 0x00);
poll2 (udev);
write_regs (udev, 8, 0x80, 0x00, 0x84, 0x00, 0xbe, 0x00, 0xc0, 0x00, 0x86,
0x00, 0x89, 0x00, 0x94, 0x00, 0x01, 0x02);
write_vctl (udev, 0x0c, 0x00c0, 0x8406, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x0406, 0x00);
write_regs (udev, 16, 0xbe, 0x18, 0x80, 0x00, 0x84, 0x00, 0x89, 0x00, 0x88,
0x00, 0x86, 0x00, 0x90, 0x00, 0xc1, 0x00, 0xc2, 0x00, 0xc3,
0x00, 0xc4, 0x00, 0xc5, 0x00, 0xc6, 0x00, 0xc7, 0x00, 0xc8,
0x00, 0xc0, 0x00);
if (dpi == 1200)
write_regs (udev, 4, 0x83, 0x20, 0x8d, 0x24, 0x83, 0x00, 0x8d, 0xff);
else
write_regs (udev, 4, 0x83, 0x20, 0x8d, 0xff, 0x83, 0x00, 0x8d, 0xff);
if (dpi != 1200)
write_regs (udev, 5, 0x83, 0x00, 0xa3, 0xff, 0xa4, 0xff, 0xa1, 0xff, 0xa2,
0xf7);
if (dpi == 1200)
write_regs (udev, 4, 0x83, 0x22, 0x87, 0x01, 0x83, 0x02, 0x87, 0x2c);
else
write_regs (udev, 4, 0x83, 0x22, 0x87, 0x01, 0x83, 0x02, 0x87, 0x16);
if (dpi == 1200)
write_regs (udev, 11, 0xa0, 0x00, 0x9c, 0x00, 0x9f, 0x40, 0x9d, 0x00,
0x9e, 0x00, 0xa0, 0x00, 0xce, 0x0c, 0x83, 0x20, 0xa5, 0x00,
0xa6, 0x00, 0xa7, 0x00);
else
write_regs (udev, 11, 0xa0, 0x00, 0x9c, 0x00, 0x9f, 0x00, 0x9d, 0x00,
0x9e, 0x00, 0xa0, 0x00, 0xce, 0x0c, 0x83, 0x20, 0xa5, 0x00,
0xa6, 0x00, 0xa7, 0x00);
set_gain_black (udev, rgreg, ggreg, bgreg, redreg, greenreg, bluereg);
if (!bpp16)
{
if (dpi == 1200)
write_regs (udev, 16, 0x9b, 0x00, 0x98, 0xc7, 0x99, 0x99, 0x9a, 0xd5,
0x9b, 0x01, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b,
0x02, 0x98, 0xc8, 0x99, 0x99, 0x9a, 0xd3, 0x9b, 0x03,
0x98, 0x00, 0x99, 0x00, 0x9a, 0x00);
else if (dpi == 150)
write_regs (udev, 16, 0x9b, 0x00, 0x98, 0x94, 0x99, 0x67, 0x9a, 0x83,
0x9b, 0x01, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b,
0x02, 0x98, 0x7e, 0x99, 0x5d, 0x9a, 0x7d, 0x9b, 0x03,
0x98, 0x00, 0x99, 0x00, 0x9a, 0x00);
else
write_regs (udev, 16, 0x9b, 0x00, 0x98, 0xb3, 0x99, 0x72, 0x9a, 0x9d,
0x9b, 0x01, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b,
0x02, 0x98, 0xa3, 0x99, 0x6f, 0x9a, 0x94, 0x9b, 0x03,
0x98, 0x00, 0x99, 0x00, 0x9a, 0x00);
}
else
{
if (dpi == 1200)
write_regs (udev, 16, 0x9b, 0x00, 0x98, 0xb9, 0x99, 0x7a, 0x9a, 0xd6,
0x9b, 0x01, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b,
0x02, 0x98, 0xbc, 0x99, 0x7c, 0x9a, 0xd3, 0x9b, 0x03,
0x98, 0x00, 0x99, 0x00, 0x9a, 0x00);
else if (dpi == 150)
write_regs (udev, 16, 0x9b, 0x00, 0x98, 0x9c, 0x99, 0x5f, 0x9a, 0x87,
0x9b, 0x01, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b,
0x02, 0x98, 0x97, 0x99, 0x58, 0x9a, 0x81, 0x9b, 0x03,
0x98, 0x00, 0x99, 0x00, 0x9a, 0x00);
else
write_regs (udev, 16, 0x9b, 0x00, 0x98, 0x9d, 0x99, 0x79, 0x9a, 0x8e,
0x9b, 0x01, 0x98, 0x00, 0x99, 0x00, 0x9a, 0x00, 0x9b,
0x02, 0x98, 0x89, 0x99, 0x71, 0x9a, 0x80, 0x9b, 0x03,
0x98, 0x00, 0x99, 0x00, 0x9a, 0x00);
}
write_regs (udev, 4, 0x83, 0xa2, 0x85, 0x98, 0x83, 0x82, 0x85, 0x3a);
write_regs (udev, 1, 0x9d, 0x80);
write_regs (udev, 1, 0x9d, 0x00);
if (!bpp16)
{
if (dpi == 1200)
write_regs (udev, 1, 0x94, 0x51);
else
write_regs (udev, 1, 0x94, 0x41);
}
else
{
if (dpi == 1200)
write_regs (udev, 1, 0x94, 0x71);
else
write_regs (udev, 1, 0x94, 0x61);
}
lightmap = (unsigned short *) malloc (whitemapsize);
calc_lightmap (whitescan, lightmap, 0, dpi, gain, offset);
select_pixels (lightmap, dpi, leftpix, scanpix);
if (dpi == 1200)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x80, 0xb2, 0x06, 0xb3, 0xff, 0xb4,
0xff, 0xb5, 0x06);
else
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x40, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0x7f, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
len =
usb_bulk_write (udev, 2, (unsigned char *) lightmap, whitemapsize,
wr_timeout);
calc_lightmap (whitescan, lightmap, 1, dpi, gain, offset);
if (dpi == 1200)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0x7f, 0xb5, 0x07);
else
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x80, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0xbf, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
2005-03-22 04:35:43 +00:00
fix_endian_short (&GRAYMASK, 1);
if (gray)
for (i = 0; i < whitemapsize / 2; i++)
2005-03-22 04:35:43 +00:00
lightmap[i] |= GRAYMASK;
len =
usb_bulk_write (udev, 2, (unsigned char *) lightmap, whitemapsize,
wr_timeout);
calc_lightmap (whitescan, lightmap, 2, dpi, gain, offset);
if (dpi == 1200)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x80, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0xff, 0xb5, 0x07);
else
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0xc0, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0xff, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
len =
usb_bulk_write (udev, 2, (unsigned char *) lightmap, whitemapsize,
wr_timeout);
free (whitescan);
free (lightmap);
if (!bpp16)
download_lut8 (udev, dpi, gray ? 0 : 1);
write_regs (udev, 4, 0x83, 0xa2, 0x85, 0x01, 0x83, 0x82, 0x85, 0x00);
write_regs (udev, 1, 0x9d, 0x80);
write_regs (udev, 1, 0x9d, 0x00);
if (!bpp16)
{
if (dpi == 1200)
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0x1f, 0xb5, 0x06, 0xb6, 0x01, 0xb7, 0x00, 0xb8,
0x43, 0xb9, 0x2d);
else if (dpi == 150)
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0x0f, 0xb5, 0x07, 0xb6, 0x01, 0xb7, 0x00, 0xb8,
0xe0, 0xb9, 0x37);
else
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0x0f, 0xb5, 0x07, 0xb6, 0x01, 0xb7, 0x00, 0xb8,
0x90, 0xb9, 0x37);
}
else
{
if (dpi == 1200)
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8,
0x87, 0xb9, 0x18);
else if (dpi == 150)
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8,
0xc1, 0xb9, 0x1e);
else
write_regs (udev, 10, 0xb0, 0x00, 0xb1, 0x00, 0xb2, 0x00, 0xb3, 0xff,
0xb4, 0xff, 0xb5, 0x03, 0xb6, 0x01, 0xb7, 0x00, 0xb8,
0x21, 0xb9, 0x1e);
}
/* [86,89] controls number of 300dpi steps to scan */
botreg = scanlines * (1200 / dpi) + 400;
write_regs (udev, 6, 0xc0, 0x00, 0x84, 0x00, 0x84, 0xb4, 0x80, 0xe1, 0xcf,
0x04, 0x82, 0x00);
if (!bpp16)
{
if (dpi == 300)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x04, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x20, 0xbd, 0x10, 0x88, 0xd0, 0xc1, 0x01, 0xc2,
0x00, 0xc3, 0x04, 0xc4, 0x20, 0xc5, 0x10, 0xc6, 0xc3,
0xc7, 0xd0, 0xc8, 0x12, 0xc0, 0xd1, 0x89, botreg & 255,
0x86, 255 & (botreg >> 8));
else if (dpi == 600)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x04, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x20, 0xbd, 0x10, 0x88, 0xd0, 0xc1, 0x01, 0xc2,
0x00, 0xc3, 0x04, 0xc4, 0x20, 0xc5, 0x10, 0xc6, 0xc3,
0xc7, 0xd0, 0xc8, 0x16, 0xc0, 0xd1, 0x89, botreg & 255,
0x86, 255 & (botreg >> 8));
else if (dpi == 1200)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x02, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x20, 0xbd, 0x08, 0x88, 0xa4, 0xc1, 0x02, 0xc2,
0x00, 0xc3, 0x02, 0xc4, 0x20, 0xc5, 0x08, 0xc6, 0x96,
0xc7, 0xa4, 0xc8, 0x06, 0xc0, 0xd2, 0x89, botreg & 255,
0x86, 255 & (botreg >> 8));
else if (dpi == 150)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x06, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x1c, 0xbd, 0x08, 0x88, 0xe0, 0xc1, 0x01, 0xc2,
0x00, 0xc3, 0x03, 0xc4, 0x1c, 0xc5, 0x08, 0xc6, 0xd7,
0xc7, 0xe0, 0xc8, 0x11, 0xc0, 0xd1, 0x89, botreg & 255,
0x86, 255 & (botreg >> 8));
if (dpi == 300)
write_regs (udev, 8, 0xbb, 0x01, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x20, 0x91, 0x00, 0x83, 0x82);
else if (dpi == 600)
write_regs (udev, 8, 0xbb, 0x02, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x20, 0x91, 0x00, 0x83, 0x82);
else if (dpi == 1200)
write_regs (udev, 8, 0xbb, 0x02, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x20, 0x91, 0x00, 0x83, 0x82);
else if (dpi == 150)
write_regs (udev, 8, 0xbb, 0x00, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x20, 0x91, 0x00, 0x83, 0x82);
}
else
{
if (dpi == 300)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x04, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x20, 0xbd, 0x10, 0x88, 0xd0, 0xc1, 0x01, 0xc2,
0x00, 0xc3, 0x04, 0xc4, 0x20, 0xc5, 0x10, 0xc6, 0xc3,
0xc7, 0xd0, 0xc8, 0x13, 0xc0, 0xd1, 0x89, botreg & 255,
0x86, 255 & (botreg >> 8));
else if (dpi == 150)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x06, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x1c, 0xbd, 0x08, 0x88, 0xe0, 0xc1, 0x01, 0xc2,
0x00, 0xc3, 0x03, 0xc4, 0x1c, 0xc5, 0x08, 0xc6, 0xd7,
0xc7, 0xe0, 0xc8, 0x12, 0xc0, 0xd1, 0x89, botreg & 255,
0x86, 255 & (botreg >> 8));
else if (dpi == 1200)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x02, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x20, 0xbd, 0x08, 0x88, 0xa4, 0xc1, 0x02, 0xc2,
0x00, 0xc3, 0x02, 0xc4, 0x20, 0xc5, 0x08, 0xc6, 0x96,
0xc7, 0xa4, 0xc8, 0x0c, 0xc0, 0xd2, 0x89, botreg & 255,
0x86, 255 & (botreg >> 8));
else if (dpi == 600)
write_regs (udev, 18, 0x83, 0xa2, 0x85, 0x04, 0x83, 0x82, 0x85, 0x00,
0xbc, 0x20, 0xbd, 0x10, 0x88, 0xd0, 0xc1, 0x01, 0xc2,
0x00, 0xc3, 0x04, 0xc4, 0x20, 0xc5, 0x10, 0xc6, 0xc3,
0xc7, 0xd0, 0xc8, 0x1a, 0xc0, 0xd1, 0x89, botreg & 255,
0x86, 255 & (botreg >> 8));
if (dpi == 300)
write_regs (udev, 8, 0xbb, 0x02, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x70, 0x91, 0x00, 0x83, 0x82);
else if (dpi == 150)
write_regs (udev, 8, 0xbb, 0x01, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x70, 0x91, 0x00, 0x83, 0x82);
else if (dpi == 1200)
write_regs (udev, 8, 0xbb, 0x05, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x70, 0x91, 0x00, 0x83, 0x82);
else if (dpi == 600)
write_regs (udev, 8, 0xbb, 0x04, 0x9b, 0x24, 0x8b, 0x00, 0x8e, 0x80,
0xbf, 0x00, 0x90, 0x70, 0x91, 0x00, 0x83, 0x82);
}
if (gray)
write_regs (udev, 1, 0xbe, 0x05);
else
write_regs (udev, 1, 0xbe, 0x0d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
#ifndef BACKENDNAME
sprintf (fname, "%d.%s", dpi, gray ? "pgm" : "ppm");
if (stname)
strcpy (fname, stname);
sprintf (head, "P%d\n%d %d\n%d\n", gray ? 5 : 6, scanpix, scanlines,
bpp16 ? 65535 : 255);
if (nohead)
head[0] = 0;
if (!raw)
record_image (udev, fname, dpi, scanpix, scanlines, gray, head, bpp16);
else
record_head (udev, fname,
scanpix * (gray ? 1 : 3) * (bpp16 ? 2 : 1) * scanlines, "");
reset_scanner (udev);
idle_ab (udev);
set_lamp_timer (udev, 5);
#endif
}