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sane-project-backends/backend/canon-sane.c

2202 wiersze
60 KiB
C
Czysty Bezpośredni odnośnik Wina Historia

SANE_Status
sane_init (SANE_Int * version_code, SANE_Auth_Callback __sane_unused__ authorize)
{
char devnam[PATH_MAX] = "/dev/scanner";
FILE *fp;
int i, j;
SANE_Byte primary, secondary, inmask, priMask, secMask;
DBG_INIT ();
DBG (1, ">> sane_init\n");
/****** for lineart mode of FB1200S ******/
for (i = 0; i < 256; i++)
{
primary = secondary = 0;
inmask = 0x80;
priMask = 0x40;
secMask = 0x80;
for (j = 0; j < 4; j++)
{
if (i & inmask)
{
primary |= priMask;
secondary |= secMask;
}
priMask = priMask >> 2;
secMask = secMask >> 2;
inmask = inmask >> 1;
}
primaryHigh[i] = primary;
secondaryHigh[i] = secondary;
primary = secondary = 0;
priMask = 0x40;
secMask = 0x80;
for (j = 0; j < 4; j++)
{
if (i & inmask)
{
primary |= priMask;
secondary |= secMask;
}
priMask = priMask >> 2;
secMask = secMask >> 2;
inmask = inmask >> 1;
}
primaryLow[i] = primary;
secondaryLow[i] = secondary;
}
/******************************************/
#if defined PACKAGE && defined VERSION
DBG (2, "sane_init: " PACKAGE " " VERSION "\n");
#endif
if (version_code)
*version_code = SANE_VERSION_CODE (SANE_CURRENT_MAJOR, SANE_CURRENT_MINOR, 0);
fp = sanei_config_open (CANON_CONFIG_FILE);
if (fp)
{
char line[PATH_MAX];
size_t len;
/* read config file */
/* while (fgets (line, sizeof (line), fp)) */
while (sanei_config_read (line, sizeof (line), fp))
{
if (line[0] == '#') /* ignore line comments */
continue;
len = strlen (line);
/*if (line[len - 1] == '\n')
line[--len] = '\0'; */
if (!len)
continue; /* ignore empty lines */
strcpy (devnam, line);
}
fclose (fp);
}
sanei_config_attach_matching_devices (devnam, attach_one);
DBG (1, "<< sane_init\n");
return SANE_STATUS_GOOD;
}
/**************************************************************************/
void
sane_exit (void)
{
CANON_Device *dev, *next;
DBG (1, ">> sane_exit\n");
for (dev = first_dev; dev; dev = next)
{
next = dev->next;
free ((void *) dev->sane.name);
free ((void *) dev->sane.model);
free ((void *) dev);
}
DBG (1, "<< sane_exit\n");
}
/**************************************************************************/
SANE_Status
sane_get_devices (const SANE_Device *** device_list,
SANE_Bool __sane_unused__ local_only)
{
static const SANE_Device **devlist = 0;
CANON_Device *dev;
int i;
DBG (1, ">> sane_get_devices\n");
if (devlist)
free (devlist);
devlist = malloc ((num_devices + 1) * sizeof (devlist[0]));
if (!devlist)
return (SANE_STATUS_NO_MEM);
i = 0;
for (dev = first_dev; dev; dev = dev->next)
devlist[i++] = &dev->sane;
devlist[i++] = 0;
*device_list = devlist;
DBG (1, "<< sane_get_devices\n");
return SANE_STATUS_GOOD;
}
/**************************************************************************/
SANE_Status
sane_open (SANE_String_Const devnam, SANE_Handle * handle)
{
SANE_Status status;
CANON_Device *dev;
CANON_Scanner *s;
int i, j, c;
DBG (1, ">> sane_open\n");
if (devnam[0] == '\0')
{
for (dev = first_dev; dev; dev = dev->next)
{
if (strcmp (dev->sane.name, devnam) == 0)
break;
}
}
else
dev = first_dev;
if (!dev)
{
status = attach (devnam, &dev);
if (status != SANE_STATUS_GOOD)
return (status);
}
if (!dev)
return (SANE_STATUS_INVAL);
s = malloc (sizeof (*s));
if (!s)
return SANE_STATUS_NO_MEM;
memset (s, 0, sizeof (*s));
s->fd = -1;
s->hw = dev;
if (s->hw->info.model == FS2710)
{
for (i = 0; i < 4; i++)
{
s->gamma_map[i][0] = '\0';
s->gamma_table[i][0] = 0;
}
for (j = 1; j < 4096; ++j)
{ /* FS2710 needs initial gamma 2.0 */
c = (int) (256.0 * pow (((double) j) / 4096.0, 0.5));
for (i = 0; i < 4; i++)
{
s->gamma_map[i][j] = (u_char) c;
if ((j & 0xf) == 0)
s->gamma_table[i][j >> 4] = c;
}
}
s->colour = 1;
s->auxbuf_len = 0;
}
else
{
for (i = 0; i < 4; ++i)
{
for (j = 0; j < 256; ++j)
s->gamma_table[i][j] = j;
}
}
init_options (s);
if (s->hw->info.model == FB1200)
s->inbuffer = malloc (30894); /* modification for FB1200S */
else
s->inbuffer = malloc (15312); /* modification for FB620S */
if (!s->inbuffer)
return SANE_STATUS_NO_MEM;
if (s->hw->info.model == FB1200)
s->outbuffer = malloc (30894); /* modification for FB1200S */
else
s->outbuffer = malloc (15312); /* modification for FB620S */
if (!s->outbuffer)
{
free (s->inbuffer);
return SANE_STATUS_NO_MEM;
}
s->next = first_handle;
first_handle = s;
*handle = s;
DBG (1, "<< sane_open\n");
return SANE_STATUS_GOOD;
}
/**************************************************************************/
void
sane_close (SANE_Handle handle)
{
CANON_Scanner *s = (CANON_Scanner *) handle;
SANE_Status status;
DBG (1, ">> sane_close\n");
if (s->val[OPT_EJECT_BEFOREEXIT].w)
{
if (s->fd == -1)
sanei_scsi_open (s->hw->sane.name, &s->fd, sense_handler, s->hw);
status = medium_position (s->fd);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "sane_close: MEDIUM POSITION failed\n");
sanei_scsi_close (s->fd);
s->fd = -1;
}
s->AF_NOW = SANE_TRUE;
DBG (1, "sane_close AF_NOW = '%d'\n", s->AF_NOW);
}
if (s->fd != -1)
sanei_scsi_close (s->fd);
if (s->inbuffer)
free (s->inbuffer); /* modification for FB620S */
if (s->outbuffer)
free (s->outbuffer); /* modification for FB620S */
if (s->auxbuf_len > 0)
free (s->auxbuf); /* modification for FS2710S */
free (s);
DBG (1, ">> sane_close\n");
}
/**************************************************************************/
const SANE_Option_Descriptor *
sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
{
CANON_Scanner *s = handle;
DBG (21, ">> sane_get_option_descriptor option number %d\n", option);
if ((unsigned) option >= NUM_OPTIONS)
return (0);
DBG (21, " sane_get_option_descriptor option name %s\n",
option_name[option]);
DBG (21, "<< sane_get_option_descriptor option number %d\n", option);
return (s->opt + option);
}
/**************************************************************************/
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
CANON_Scanner *s = handle;
SANE_Status status;
SANE_Word w, cap;
SANE_Byte gbuf[4096];
size_t buf_size;
int i, neg, gamma_component, int_t, transfer_data_type;
time_t dtime, rt;
DBG (21, ">> sane_control_option %s\n", option_name[option]);
if (info)
*info = 0;
if (s->scanning == SANE_TRUE)
{
DBG (21, ">> sane_control_option: device is busy scanning\n");
return (SANE_STATUS_DEVICE_BUSY);
}
if (option >= NUM_OPTIONS)
return (SANE_STATUS_INVAL);
cap = s->opt[option].cap;
if (!SANE_OPTION_IS_ACTIVE (cap))
return (SANE_STATUS_INVAL);
if (action == SANE_ACTION_GET_VALUE)
{
DBG (21, "sane_control_option get value of %s\n", option_name[option]);
switch (option)
{
/* word options: */
case OPT_FLATBED_ONLY:
case OPT_TPU_ON:
case OPT_TPU_PN:
case OPT_TPU_TRANSPARENCY:
case OPT_RESOLUTION_BIND:
case OPT_HW_RESOLUTION_ONLY: /* 990320, ss */
case OPT_X_RESOLUTION:
case OPT_Y_RESOLUTION:
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_X:
case OPT_BR_Y:
case OPT_NUM_OPTS:
case OPT_BRIGHTNESS:
case OPT_CONTRAST:
case OPT_CUSTOM_GAMMA:
case OPT_CUSTOM_GAMMA_BIND:
case OPT_HNEGATIVE:
/* case OPT_GRC: */
case OPT_MIRROR:
case OPT_AE:
case OPT_PREVIEW:
case OPT_BIND_HILO:
case OPT_HILITE_R:
case OPT_SHADOW_R:
case OPT_HILITE_G:
case OPT_SHADOW_G:
case OPT_HILITE_B:
case OPT_SHADOW_B:
case OPT_EJECT_AFTERSCAN:
case OPT_EJECT_BEFOREEXIT:
case OPT_THRESHOLD:
case OPT_AF:
case OPT_AF_ONCE:
case OPT_FOCUS:
if ((option >= OPT_NEGATIVE) && (option <= OPT_SHADOW_B))
{
DBG (21, "GET_VALUE for %s: s->val[%s].w = %d\n",
option_name[option], option_name[option],
s->val[option].w);
}
*(SANE_Word *) val = s->val[option].w;
DBG (21, "value for option %s: %d\n", option_name[option],
s->val[option].w);
return (SANE_STATUS_GOOD);
case OPT_GAMMA_VECTOR:
case OPT_GAMMA_VECTOR_R:
case OPT_GAMMA_VECTOR_G:
case OPT_GAMMA_VECTOR_B:
memset (gbuf, 0, sizeof (gbuf));
buf_size = 256;
transfer_data_type = 0x03;
DBG (21, "sending GET_DENSITY_CURVE\n");
if (s->val[OPT_CUSTOM_GAMMA_BIND].w == SANE_TRUE)
/* If using bind analog gamma, option will be OPT_GAMMA_VECTOR.
In this case, use the curve for green */
gamma_component = 2;
else
/* Else use a different index for each curve */
gamma_component = option - OPT_GAMMA_VECTOR;
/* Now get the values from the scanner */
if (s->hw->info.model != FS2710)
{
sanei_scsi_open (s->hw->sane.name, &s->fd, sense_handler, s->hw);
status =
get_density_curve (s->fd, gamma_component, gbuf, &buf_size,
transfer_data_type);
sanei_scsi_close (s->fd);
s->fd = -1;
if (status != SANE_STATUS_GOOD)
{
DBG (21, "GET_DENSITY_CURVE\n");
return (SANE_STATUS_INVAL);
}
}
else
status =
get_density_curve_fs2710 (s, gamma_component, gbuf, &buf_size);
neg = (s->hw->info.is_filmscanner) ?
strcmp (filmtype_list[1], s->val[OPT_NEGATIVE].s)
: s->val[OPT_HNEGATIVE].w;
for (i = 0; i < 256; i++)
{
if (!neg)
s->gamma_table[option - OPT_GAMMA_VECTOR][i] =
(SANE_Int) gbuf[i];
else
s->gamma_table[option - OPT_GAMMA_VECTOR][i] =
255 - (SANE_Int) gbuf[255 - i];
}
memcpy (val, s->val[option].wa, s->opt[option].size);
DBG (21, "value for option %s: %d\n", option_name[option],
s->val[option].w);
return (SANE_STATUS_GOOD);
/* string options: */
case OPT_TPU_DCM:
case OPT_TPU_FILMTYPE:
case OPT_MODE:
case OPT_NEGATIVE:
case OPT_NEGATIVE_TYPE:
case OPT_SCANNING_SPEED:
strcpy (val, s->val[option].s);
DBG (21, "value for option %s: %s\n", option_name[option],
s->val[option].s);
return (SANE_STATUS_GOOD);
default:
val = 0;
return (SANE_STATUS_GOOD);
}
}
else if (action == SANE_ACTION_SET_VALUE)
{
DBG (21, "sane_control_option set value for %s\n", option_name[option]);
if (!SANE_OPTION_IS_SETTABLE (cap))
return (SANE_STATUS_INVAL);
status = sanei_constrain_value (s->opt + option, val, info);
if (status != SANE_STATUS_GOOD)
return status;
switch (option)
{
/* (mostly) side-effect-free word options: */
case OPT_TPU_PN:
case OPT_TPU_TRANSPARENCY:
case OPT_X_RESOLUTION:
case OPT_Y_RESOLUTION:
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_X:
case OPT_BR_Y:
if (info && s->val[option].w != *(SANE_Word *) val)
*info |= SANE_INFO_RELOAD_PARAMS;
/* fall through */
case OPT_NUM_OPTS:
case OPT_BRIGHTNESS:
case OPT_CONTRAST:
case OPT_THRESHOLD:
case OPT_HNEGATIVE:
/* case OPT_GRC: */
case OPT_MIRROR:
case OPT_AE:
case OPT_PREVIEW:
case OPT_HILITE_R:
case OPT_SHADOW_R:
case OPT_HILITE_G:
case OPT_SHADOW_G:
case OPT_HILITE_B:
case OPT_SHADOW_B:
case OPT_AF_ONCE:
case OPT_FOCUS:
case OPT_EJECT_AFTERSCAN:
case OPT_EJECT_BEFOREEXIT:
s->val[option].w = *(SANE_Word *) val;
DBG (21, "SET_VALUE for %s: s->val[%s].w = %d\n",
option_name[option], option_name[option], s->val[option].w);
return (SANE_STATUS_GOOD);
case OPT_RESOLUTION_BIND:
if (s->val[option].w != *(SANE_Word *) val)
{
s->val[option].w = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
if (!s->val[option].w)
{ /* don't bind */
s->opt[OPT_Y_RESOLUTION].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_X_RESOLUTION].title =
SANE_TITLE_SCAN_X_RESOLUTION;
s->opt[OPT_X_RESOLUTION].name = SANE_NAME_SCAN_RESOLUTION;
s->opt[OPT_X_RESOLUTION].desc = SANE_DESC_SCAN_X_RESOLUTION;
}
else
{ /* bind */
s->opt[OPT_Y_RESOLUTION].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_X_RESOLUTION].title = SANE_TITLE_SCAN_RESOLUTION;
s->opt[OPT_X_RESOLUTION].name = SANE_NAME_SCAN_RESOLUTION;
s->opt[OPT_X_RESOLUTION].desc = SANE_DESC_SCAN_RESOLUTION;
}
}
return SANE_STATUS_GOOD;
/* 990320, ss: switch between slider and option menu for resolution */
case OPT_HW_RESOLUTION_ONLY:
if (s->val[option].w != *(SANE_Word *) val)
{
int iPos, xres, yres;
s->val[option].w = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
if (!s->val[option].w) /* use complete range */
{
s->opt[OPT_X_RESOLUTION].constraint_type =
SANE_CONSTRAINT_RANGE;
s->opt[OPT_X_RESOLUTION].constraint.range =
&s->hw->info.xres_range;
s->opt[OPT_Y_RESOLUTION].constraint_type =
SANE_CONSTRAINT_RANGE;
s->opt[OPT_Y_RESOLUTION].constraint.range =
&s->hw->info.yres_range;
}
else /* use only hardware resolutions */
{
s->opt[OPT_X_RESOLUTION].constraint_type =
SANE_CONSTRAINT_WORD_LIST;
s->opt[OPT_X_RESOLUTION].constraint.word_list =
s->xres_word_list;
s->opt[OPT_Y_RESOLUTION].constraint_type =
SANE_CONSTRAINT_WORD_LIST;
s->opt[OPT_Y_RESOLUTION].constraint.word_list =
s->yres_word_list;
/* adjust resolutions */
xres = s->xres_word_list[1];
for (iPos = 0; iPos < s->xres_word_list[0]; iPos++)
{
if (s->val[OPT_X_RESOLUTION].w >=
s->xres_word_list[iPos + 1])
xres = s->xres_word_list[iPos + 1];
}
s->val[OPT_X_RESOLUTION].w = xres;
yres = s->yres_word_list[1];
for (iPos = 0; iPos < s->yres_word_list[0]; iPos++)
{
if (s->val[OPT_Y_RESOLUTION].w >=
s->yres_word_list[iPos + 1])
yres = s->yres_word_list[iPos + 1];
}
s->val[OPT_Y_RESOLUTION].w = yres;
}
}
return (SANE_STATUS_GOOD);
case OPT_BIND_HILO:
if (s->val[option].w != *(SANE_Word *) val)
{
s->val[option].w = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
if (!s->val[option].w)
{ /* don't bind */
s->opt[OPT_HILITE_R].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_SHADOW_R].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_HILITE_B].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_SHADOW_B].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_HILITE_G].title = SANE_TITLE_HIGHLIGHT_G;
s->opt[OPT_HILITE_G].name = SANE_NAME_HIGHLIGHT_G;
s->opt[OPT_HILITE_G].desc = SANE_DESC_HIGHLIGHT_G;
s->opt[OPT_SHADOW_G].title = SANE_TITLE_SHADOW_G;
s->opt[OPT_SHADOW_G].name = SANE_NAME_SHADOW_G;
s->opt[OPT_SHADOW_G].desc = SANE_DESC_SHADOW_G;
}
else
{ /* bind */
s->opt[OPT_HILITE_R].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_SHADOW_R].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_HILITE_B].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_SHADOW_B].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_HILITE_G].title = SANE_TITLE_HIGHLIGHT;
s->opt[OPT_HILITE_G].name = SANE_NAME_HIGHLIGHT;
s->opt[OPT_HILITE_G].desc = SANE_DESC_HIGHLIGHT;
s->opt[OPT_SHADOW_G].title = SANE_TITLE_SHADOW;
s->opt[OPT_SHADOW_G].name = SANE_NAME_SHADOW;
s->opt[OPT_SHADOW_G].desc = SANE_DESC_SHADOW;
}
}
return SANE_STATUS_GOOD;
case OPT_AF:
if (info && s->val[option].w != *(SANE_Word *) val)
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
s->val[option].w = *(SANE_Word *) val;
w = *(SANE_Word *) val;
if (w)
{
s->opt[OPT_AF_ONCE].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_FOCUS].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[OPT_AF_ONCE].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_FOCUS].cap &= ~SANE_CAP_INACTIVE;
}
return (SANE_STATUS_GOOD);
case OPT_FLATBED_ONLY:
s->val[option].w = *(SANE_Word *) val;
if (s->hw->adf.Status != ADF_STAT_NONE && s->val[option].w)
{ /* switch on */
s->hw->adf.Priority |= 0x03; /* flatbed mode */
s->hw->adf.Feeder &= 0x00; /* autofeed off (default) */
s->hw->adf.Status = ADF_STAT_DISABLED;
} /* if it isn't connected, don't bother fixing */
return SANE_STATUS_GOOD;
case OPT_TPU_ON:
s->val[option].w = *(SANE_Word *) val;
if (s->val[option].w) /* switch on */
{
s->hw->tpu.Status = TPU_STAT_ACTIVE;
s->opt[OPT_TPU_TRANSPARENCY].cap &=
(s->hw->tpu.ControlMode == 3) ? ~SANE_CAP_INACTIVE : ~0;
s->opt[OPT_TPU_FILMTYPE].cap &=
(s->hw->tpu.ControlMode == 1) ? ~SANE_CAP_INACTIVE : ~0;
}
else /* switch off */
{
s->hw->tpu.Status = TPU_STAT_INACTIVE;
s->opt[OPT_TPU_TRANSPARENCY].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_TPU_FILMTYPE].cap |= SANE_CAP_INACTIVE;
}
s->opt[OPT_TPU_PN].cap ^= SANE_CAP_INACTIVE;
s->opt[OPT_TPU_DCM].cap ^= SANE_CAP_INACTIVE;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS | SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
case OPT_TPU_DCM:
if (s->val[OPT_TPU_DCM].s)
free (s->val[OPT_TPU_DCM].s);
s->val[OPT_TPU_DCM].s = strdup (val);
s->opt[OPT_TPU_TRANSPARENCY].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_TPU_FILMTYPE].cap |= SANE_CAP_INACTIVE;
if (!strcmp (s->val[OPT_TPU_DCM].s,
SANE_I18N("Correction according to transparency ratio")))
{
s->hw->tpu.ControlMode = 3;
s->opt[OPT_TPU_TRANSPARENCY].cap &= ~SANE_CAP_INACTIVE;
}
else if (!strcmp (s->val[OPT_TPU_DCM].s,
SANE_I18N("Correction according to film type")))
{
s->hw->tpu.ControlMode = 1;
s->opt[OPT_TPU_FILMTYPE].cap &= ~SANE_CAP_INACTIVE;
}
else
s->hw->tpu.ControlMode = 0;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS | SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
case OPT_TPU_FILMTYPE:
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
return SANE_STATUS_GOOD;
case OPT_MODE:
if (info && strcmp (s->val[option].s, (SANE_String) val))
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
if (!strcmp (val, SANE_VALUE_SCAN_MODE_LINEART)
|| !strcmp (val, SANE_VALUE_SCAN_MODE_HALFTONE))
{
/* For Lineart and Halftone: */
/* Enable "threshold" */
s->opt[OPT_THRESHOLD].cap &= ~SANE_CAP_INACTIVE;
/* Disable "custom gamma" and "brightness & contrast" */
s->opt[OPT_CUSTOM_GAMMA].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_CUSTOM_GAMMA_BIND].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_R].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_G].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_B].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_BRIGHTNESS].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_CONTRAST].cap |= SANE_CAP_INACTIVE;
}
else
{
/* For Gray and Color modes: */
/* Disable "threshold" */
s->opt[OPT_THRESHOLD].cap |= SANE_CAP_INACTIVE;
/* Enable "custom gamma" and "brightness & contrast" */
s->opt[OPT_CUSTOM_GAMMA].cap &= ~SANE_CAP_INACTIVE;
if (s->val[OPT_CUSTOM_GAMMA].w)
{
if (!strcmp (val, SANE_VALUE_SCAN_MODE_COLOR)
|| !strcmp (val, SANE_I18N("Fine color")))
{
s->opt[OPT_CUSTOM_GAMMA_BIND].cap &= ~SANE_CAP_INACTIVE;
if (s->val[OPT_CUSTOM_GAMMA_BIND].w == SANE_TRUE)
{
s->opt[OPT_GAMMA_VECTOR].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_R].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_G].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_B].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[OPT_GAMMA_VECTOR].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_R].cap &=
~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_G].cap &=
~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_B].cap &=
~SANE_CAP_INACTIVE;
}
}
else
{
s->opt[OPT_CUSTOM_GAMMA_BIND].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_R].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_G].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_B].cap |= SANE_CAP_INACTIVE;
}
}
else
{
s->opt[OPT_BRIGHTNESS].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_CONTRAST].cap &= ~SANE_CAP_INACTIVE;
}
}
return (SANE_STATUS_GOOD);
case OPT_NEGATIVE:
if (info && strcmp (s->val[option].s, (SANE_String) val))
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
if (!strcmp (val, SANE_I18N("Negatives")))
{
s->RIF = 0;
s->opt[OPT_NEGATIVE_TYPE].cap &= ~SANE_CAP_INACTIVE;
if (SANE_OPTION_IS_SETTABLE(s->opt[OPT_SCANNING_SPEED].cap))
s->opt[OPT_SCANNING_SPEED].cap &= ~SANE_CAP_INACTIVE;
}
else
{
s->RIF = 1;
s->opt[OPT_NEGATIVE_TYPE].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_SCANNING_SPEED].cap |= SANE_CAP_INACTIVE;
}
return (SANE_STATUS_GOOD);
case OPT_NEGATIVE_TYPE:
if (info && strcmp (s->val[option].s, (SANE_String) val))
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
for (i = 0; strcmp (val, negative_filmtype_list[i]); i++);
s->negative_filmtype = i;
return (SANE_STATUS_GOOD);
case OPT_SCANNING_SPEED:
if (info && strcmp (s->val[option].s, (SANE_String) val))
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
for (i = 0; strcmp (val, scanning_speed_list[i]); i++);
s->scanning_speed = i;
return (SANE_STATUS_GOOD);
/* modification for FB620S */
case OPT_CALIBRATION_NOW:
sanei_scsi_open (s->hw->sane.name, &s->fd, sense_handler, s->hw);
if (status == SANE_STATUS_GOOD)
{
status = execute_calibration (s->fd);
if (status != SANE_STATUS_GOOD)
{
DBG (21, "EXECUTE CALIBRATION failed\n");
sanei_scsi_close (s->fd);
s->fd = -1;
return (SANE_STATUS_INVAL);
}
DBG (21, "EXECUTE CALIBRATION\n");
sanei_scsi_close (s->fd);
}
else
DBG (1, "calibration: cannot open device file\n");
s->fd = -1;
return status;
case OPT_SCANNER_SELF_DIAGNOSTIC:
sanei_scsi_open (s->hw->sane.name, &s->fd, sense_handler, s->hw);
if (status == SANE_STATUS_GOOD)
{
status = send_diagnostic (s->fd);
{
if (status != SANE_STATUS_GOOD)
{
DBG (21, "SEND DIAGNOSTIC error: %s\n",
sane_strstatus (status));
sanei_scsi_close (s->fd);
s->fd = -1;
return (status);
}
DBG (21, "SEND DIAGNOSTIC result: %s\n",
sane_strstatus (status));
sanei_scsi_close (s->fd);
}
}
else
DBG (1, "send diagnostic: cannot open device file\n");
s->fd = -1;
return status;
case OPT_RESET_SCANNER:
sanei_scsi_open (s->hw->sane.name, &s->fd, sense_handler, s->hw);
if (status == SANE_STATUS_GOOD)
{
time (&(s->time1));
DBG (11, "time0 = %ld\n", s->time0);
DBG (11, "time1 = %ld\n", s->time1);
dtime = (s->time1) - (s->time0);
DBG (11, "dtime = %ld\n", dtime);
DBG (11, "switch_preview = %d\n", s->switch_preview);
if (s->switch_preview == 0)
{
rt = sqrt (15 * 15 * (SANE_UNFIX (s->val[OPT_BR_Y].w))
/ 297) + 0.5;
rt = rt + 2;
}
else
rt = 17;
DBG (11, "SANE_UNFIX(s->val[OPT_BR_Y].w) = %f\n",
SANE_UNFIX (s->val[OPT_BR_Y].w));
DBG (11, "rt = %ld\n", rt);
if (dtime < rt)
{
int_t = (int) (rt - dtime);
DBG (11, "int_t = %d\n", int_t);
sleep (int_t);
}
status = reset_scanner (s->fd);
{
if (status != SANE_STATUS_GOOD)
{
DBG (21, "RESET SCANNER failed\n");
sanei_scsi_close (s->fd);
s->fd = -1;
return (status);
}
DBG (21, "RESET SCANNER\n");
sanei_scsi_close (s->fd);
}
}
else
DBG (1, "reset scanner: cannot open device file\n");
s->fd = -1;
return status;
case OPT_EJECT_NOW:
sanei_scsi_open (s->hw->sane.name, &s->fd, sense_handler, s->hw);
status = medium_position (s->fd);
if (status != SANE_STATUS_GOOD)
{
DBG (21, "MEDIUM POSITION failed\n");
sanei_scsi_close (s->fd);
s->fd = -1;
return (SANE_STATUS_INVAL);
}
DBG (21, "AF_NOW before = '%d'\n", s->AF_NOW);
s->AF_NOW = SANE_TRUE;
DBG (21, "AF_NOW after = '%d'\n", s->AF_NOW);
sanei_scsi_close (s->fd);
s->fd = -1;
return status;
case OPT_CUSTOM_GAMMA:
w = *(SANE_Word *) val;
if (w == s->val[OPT_CUSTOM_GAMMA].w)
return SANE_STATUS_GOOD; /* no change */
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
s->val[OPT_CUSTOM_GAMMA].w = w;
if (w)
{
const char *mode = s->val[OPT_MODE].s;
if (!strcmp (mode, SANE_VALUE_SCAN_MODE_GRAY))
s->opt[OPT_GAMMA_VECTOR].cap &= ~SANE_CAP_INACTIVE;
else if (!strcmp (mode, SANE_VALUE_SCAN_MODE_COLOR)
|| !strcmp (mode, SANE_I18N("Fine color")))
{
s->opt[OPT_CUSTOM_GAMMA_BIND].cap &= ~SANE_CAP_INACTIVE;
if (s->val[OPT_CUSTOM_GAMMA_BIND].w)
{
s->opt[OPT_GAMMA_VECTOR].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_R].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_G].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_B].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[OPT_GAMMA_VECTOR].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_R].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_G].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_B].cap &= ~SANE_CAP_INACTIVE;
}
}
s->opt[OPT_BRIGHTNESS].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_CONTRAST].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[OPT_CUSTOM_GAMMA_BIND].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_R].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_G].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_B].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_BRIGHTNESS].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_CONTRAST].cap &= ~SANE_CAP_INACTIVE;
}
return SANE_STATUS_GOOD;
case OPT_CUSTOM_GAMMA_BIND:
w = *(SANE_Word *) val;
if (w == s->val[OPT_CUSTOM_GAMMA_BIND].w)
return SANE_STATUS_GOOD; /* no change */
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
s->val[OPT_CUSTOM_GAMMA_BIND].w = w;
if (w)
{
s->opt[OPT_GAMMA_VECTOR].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_R].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_G].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_B].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[OPT_GAMMA_VECTOR].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_R].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_G].cap &= ~SANE_CAP_INACTIVE;
s->opt[OPT_GAMMA_VECTOR_B].cap &= ~SANE_CAP_INACTIVE;
}
return SANE_STATUS_GOOD;
case OPT_GAMMA_VECTOR:
case OPT_GAMMA_VECTOR_R:
case OPT_GAMMA_VECTOR_G:
case OPT_GAMMA_VECTOR_B:
memcpy (s->val[option].wa, val, s->opt[option].size);
DBG (21, "setting gamma vector\n");
/* if (info) */
/* *info |= SANE_INFO_RELOAD_OPTIONS; */
return (SANE_STATUS_GOOD);
}
}
DBG (1, "<< sane_control_option %s\n", option_name[option]);
return (SANE_STATUS_INVAL);
}
/**************************************************************************/
SANE_Status
sane_get_parameters (SANE_Handle handle, SANE_Parameters *params)
{
CANON_Scanner *s = handle;
DBG (1, ">> sane_get_parameters\n");
if (!s->scanning)
{
int width, length, xres, yres;
const char *mode;
memset (&s->params, 0, sizeof (s->params));
width = SANE_UNFIX (s->val[OPT_BR_X].w - s->val[OPT_TL_X].w)
* s->hw->info.mud / MM_PER_INCH;
length = SANE_UNFIX (s->val[OPT_BR_Y].w - s->val[OPT_TL_Y].w)
* s->hw->info.mud / MM_PER_INCH;
xres = s->val[OPT_X_RESOLUTION].w;
yres = s->val[OPT_Y_RESOLUTION].w;
if (s->val[OPT_RESOLUTION_BIND].w || s->val[OPT_PREVIEW].w)
yres = xres;
/* make best-effort guess at what parameters will look like once
scanning starts. */
if (xres > 0 && yres > 0 && width > 0 && length > 0)
{
DBG (11, "sane_get_parameters: width='%d', xres='%d', mud='%d'\n",
width, xres, s->hw->info.mud);
s->params.pixels_per_line = width * xres / s->hw->info.mud;
DBG (11, "sane_get_parameters: length='%d', yres='%d', mud='%d'\n",
length, yres, s->hw->info.mud);
s->params.lines = length * yres / s->hw->info.mud;
DBG (11, "sane_get_parameters: pixels_per_line='%d', lines='%d'\n",
s->params.pixels_per_line, s->params.lines);
}
mode = s->val[OPT_MODE].s;
if (!strcmp (mode, SANE_VALUE_SCAN_MODE_LINEART)
|| !strcmp (mode, SANE_VALUE_SCAN_MODE_HALFTONE))
{
s->params.format = SANE_FRAME_GRAY;
s->params.bytes_per_line = s->params.pixels_per_line / 8;
/* workaround rounding problems */
s->params.pixels_per_line = s->params.bytes_per_line * 8;
s->params.depth = 1;
}
else if (!strcmp (mode, SANE_VALUE_SCAN_MODE_GRAY))
{
s->params.format = SANE_FRAME_GRAY;
s->params.bytes_per_line = s->params.pixels_per_line;
s->params.depth = 8;
}
else if (!strcmp (mode, SANE_VALUE_SCAN_MODE_COLOR)
|| !strcmp (mode, SANE_I18N("Fine color")))
{
s->params.format = SANE_FRAME_RGB;
s->params.bytes_per_line = 3 * s->params.pixels_per_line;
s->params.depth = 8;
}
else
{
s->params.format = SANE_FRAME_RGB;
s->params.bytes_per_line = 6 * s->params.pixels_per_line;
s->params.depth = 16;
}
s->params.last_frame = SANE_TRUE;
}
DBG (11, "sane_get_parameters: xres='%d', yres='%d', pixels_per_line='%d', "
"bytes_per_line='%d', lines='%d'\n", s->xres, s->yres,
s->params.pixels_per_line, s->params.bytes_per_line, s->params.lines);
if (params)
*params = s->params;
DBG (1, "<< sane_get_parameters\n");
return (SANE_STATUS_GOOD);
}
/**************************************************************************/
SANE_Status
sane_start (SANE_Handle handle)
{
char *mode_str;
CANON_Scanner *s = handle;
SANE_Status status;
u_char wbuf[72], dbuf[28], ebuf[72];
u_char cbuf[2]; /* modification for FB620S */
size_t buf_size, i;
DBG (1, ">> sane_start\n");
s->tmpfile = -1; /* for FB1200S */
/******* making a tempfile for 1200 dpi scanning of FB1200S ******/
if (s->hw->info.model == FB1200)
{
char tmpfilename[] = "/tmp/canon.XXXXXX"; /* for FB1200S */
s->tmpfile = mkstemp(tmpfilename);
if (s->tmpfile == -1)
{
DBG(1, "error opening temp file %s\n", tmpfilename);
DBG(1, "errno: %i; %s\n", errno, strerror(errno));
errno = 0;
return (SANE_STATUS_INVAL);
}
DBG(1, " ****** tmpfile is opened ****** \n");
unlink(tmpfilename);
}
/******************************************************************/
s->scanning = SANE_FALSE;
if ((s->hw->adf.Status != ADF_STAT_NONE)
&& (s->val[OPT_FLATBED_ONLY].w != SANE_TRUE)
&& (s->hw->adf.Problem != 0))
{
DBG (3, "SCANNER ADF HAS A PROBLEM\n");
if (s->hw->adf.Problem & 0x08)
{
status = SANE_STATUS_COVER_OPEN;
DBG (3, "ADF Cover Open\n");
}
else if (s->hw->adf.Problem & 0x04)
{
status = SANE_STATUS_JAMMED;
DBG (3, "ADF Paper Jam\n");
}
else /* adf.Problem = 0x02 */
{
status = SANE_STATUS_NO_DOCS;
DBG (3, "ADF No More Documents\n");
}
return status;
}
else if ((s->hw->adf.Status != ADF_STAT_NONE)
&& (s->val[OPT_FLATBED_ONLY].w == SANE_TRUE))
{
set_adf_mode (s->fd, s->hw->adf.Priority);
/* 2.23 define ADF Mode */
}
/* First make sure we have a current parameter set. Some of the
parameters will be overwritten below, but that's OK. */
status = sane_get_parameters (s, 0);
if (status != SANE_STATUS_GOOD)
return status;
status = sanei_scsi_open (s->hw->sane.name, &s->fd, sense_handler, s->hw);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "open of %s failed: %s\n", s->hw->sane.name,
sane_strstatus (status));
return (status);
}
#if 0 /* code moved after define_scan() calls */
/* Do focus, but not for the preview */
if (SANE_OPTION_IS_ACTIVE(s->opt[OPT_FOCUS_GROUP].cap)
&& !s->val[OPT_PREVIEW].w && s->AF_NOW)
{
if ((status = do_focus (s)) != SANE_STATUS_GOOD) return (status);
if (s->val[OPT_AF_ONCE].w) s->AF_NOW = SANE_FALSE;
}
#endif
if (s->val[OPT_CUSTOM_GAMMA].w)
{
if ((status = do_gamma (s)) != SANE_STATUS_GOOD) return (status);
}
DBG (3, "attach: sending GET SCAN MODE for scan control conditions\n");
memset (ebuf, 0, sizeof (ebuf));
buf_size = 20;
status = get_scan_mode (s->fd, (u_char) SCAN_CONTROL_CONDITIONS,
ebuf, &buf_size);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "attach: GET SCAN MODE for scan control conditions failed\n");
sanei_scsi_close (s->fd);
return (SANE_STATUS_INVAL);
}
for (i = 0; i < buf_size; i++)
DBG (3, "scan mode control byte[%d] = %d\n", (int) i, ebuf[i]);
if (s->hw->adf.Status != ADF_STAT_NONE)
{
DBG (3, "attach: sending GET SCAN MODE for transparency unit\n");
memset (ebuf, 0, sizeof (ebuf));
buf_size = 12;
status = get_scan_mode (s->fd, (u_char) TRANSPARENCY_UNIT,
ebuf, &buf_size);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "attach: GET SCAN MODE for transparency unit failed\n");
sanei_scsi_close (s->fd);
return (SANE_STATUS_INVAL);
}
for (i = 0; i < buf_size; i++)
DBG (3, "scan mode control byte[%d] = %d\n", (int) i,
ebuf[i]);
}
mode_str = s->val[OPT_MODE].s;
s->xres = s->val[OPT_X_RESOLUTION].w;
s->yres = s->val[OPT_Y_RESOLUTION].w;
if (s->val[OPT_RESOLUTION_BIND].w || s->val[OPT_PREVIEW].w)
s->yres = s->xres;
s->ulx = SANE_UNFIX (s->val[OPT_TL_X].w) * s->hw->info.mud / MM_PER_INCH;
s->uly = SANE_UNFIX (s->val[OPT_TL_Y].w) * s->hw->info.mud / MM_PER_INCH;
s->width = SANE_UNFIX (s->val[OPT_BR_X].w - s->val[OPT_TL_X].w)
* s->hw->info.mud / MM_PER_INCH;
s->length = SANE_UNFIX (s->val[OPT_BR_Y].w - s->val[OPT_TL_Y].w)
* s->hw->info.mud / MM_PER_INCH;
DBG (11, "s->width='%d', s->length='%d'\n", s->width, s->length);
if (s->hw->info.model != CS2700 && s->hw->info.model != FS2710)
{
if (!strcmp (mode_str, SANE_VALUE_SCAN_MODE_LINEART)
|| !strcmp (mode_str, SANE_VALUE_SCAN_MODE_HALFTONE))
s->RIF = s->val[OPT_HNEGATIVE].w;
else
s->RIF = !s->val[OPT_HNEGATIVE].w;
}
s->brightness = s->val[OPT_BRIGHTNESS].w;
s->contrast = s->val[OPT_CONTRAST].w;
s->threshold = s->val[OPT_THRESHOLD].w;
s->bpp = s->params.depth;
s->GRC = s->val[OPT_CUSTOM_GAMMA].w;
s->Mirror = s->val[OPT_MIRROR].w;
s->AE = s->val[OPT_AE].w;
s->HiliteG = s->val[OPT_HILITE_G].w;
s->ShadowG = s->val[OPT_SHADOW_G].w;
if (s->val[OPT_BIND_HILO].w)
{
s->HiliteR = s->val[OPT_HILITE_G].w;
s->ShadowR = s->val[OPT_SHADOW_G].w;
s->HiliteB = s->val[OPT_HILITE_G].w;
s->ShadowB = s->val[OPT_SHADOW_G].w;
}
else
{
s->HiliteR = s->val[OPT_HILITE_R].w;
s->ShadowR = s->val[OPT_SHADOW_R].w;
s->HiliteB = s->val[OPT_HILITE_B].w;
s->ShadowB = s->val[OPT_SHADOW_B].w;
}
if (!strcmp (mode_str, SANE_VALUE_SCAN_MODE_LINEART))
{
s->image_composition = 0;
}
else if (!strcmp (mode_str, SANE_VALUE_SCAN_MODE_HALFTONE))
{
s->image_composition = 1;
}
else if (!strcmp (mode_str, SANE_VALUE_SCAN_MODE_GRAY))
{
s->image_composition = 2;
}
else if (!strcmp (mode_str, SANE_VALUE_SCAN_MODE_COLOR)
|| !strcmp (mode_str, SANE_I18N("Fine color")))
{
s->image_composition = 5;
}
else if (!strcmp (mode_str, SANE_I18N("Raw")))
{
s->image_composition = 5;
}
else
{
s->image_composition = 5;
}
memset (wbuf, 0, sizeof (wbuf));
wbuf[7] = 64;
wbuf[10] = s->xres >> 8;
wbuf[11] = s->xres;
wbuf[12] = s->yres >> 8;
wbuf[13] = s->yres;
wbuf[14] = s->ulx >> 24;
wbuf[15] = s->ulx >> 16;
wbuf[16] = s->ulx >> 8;
wbuf[17] = s->ulx;
wbuf[18] = s->uly >> 24;
wbuf[19] = s->uly >> 16;
wbuf[20] = s->uly >> 8;
wbuf[21] = s->uly;
wbuf[22] = s->width >> 24;
wbuf[23] = s->width >> 16;
wbuf[24] = s->width >> 8;
wbuf[25] = s->width;
wbuf[26] = s->length >> 24;
wbuf[27] = s->length >> 16;
wbuf[28] = s->length >> 8;
wbuf[29] = s->length;
wbuf[30] = s->brightness;
wbuf[31] = s->threshold;
wbuf[32] = s->contrast;
wbuf[33] = s->image_composition;
wbuf[34] = (s->hw->info.model == FS2710) ? 12 : s->bpp;
wbuf[36] = 1;
wbuf[37] = (1 << 7) + 0x03;
wbuf[50] = (s->GRC << 3) | (s->Mirror << 2);
#if 1
wbuf[50] |= s->AE; /* AE also for preview; needed by frontend controls */
#else
if (!s->val[OPT_PREVIEW].w) wbuf[50] |= s->AE; /* AE not during preview */
#endif
wbuf[54] = 2;
wbuf[57] = 1;
wbuf[58] = 1;
wbuf[59] = s->HiliteR;
wbuf[60] = s->ShadowR;
wbuf[62] = s->HiliteG;
wbuf[64] = s->ShadowG;
wbuf[70] = s->HiliteB;
wbuf[71] = s->ShadowB;
DBG (7, "RIF=%d, GRC=%d, Mirror=%d, AE=%d, Speed=%d\n", s->RIF, s->GRC,
s->Mirror, s->AE, s->scanning_speed);
DBG (7, "HR=%d, SR=%d, HG=%d, SG=%d, HB=%d, SB=%d\n", s->HiliteR,
s->ShadowR, s->HiliteG, s->ShadowG, s->HiliteB, s->ShadowB);
if (s->hw->info.model == FB620) /* modification for FB620S */
{
wbuf[36] = 0;
wbuf[37] = (s->RIF << 7) + 0x3;
wbuf[50] = s->GRC << 3;
wbuf[54] = 0;
wbuf[57] = 0;
wbuf[58] = 0;
}
else if (s->hw->info.model == FB1200) /* modification for FB1200S */
{
#if 0
wbuf[34] = (((600 < s->val[OPT_X_RESOLUTION].w)
|| (600 < s->val[OPT_Y_RESOLUTION].w))
&& (strcmp (s->val[OPT_MODE].s, SANE_VALUE_SCAN_MODE_LINEART) != 0))
? 12 : s->bpp;
#endif
wbuf[36] = 0;
wbuf[37] = (s->RIF << 7) + 0x3;
wbuf[50] = (1 << 4) | (s->GRC << 3);
wbuf[57] = 1;
wbuf[58] = 1;
}
else if (s->hw->info.model == IX4015) /* modification for IX-4015 */
{
wbuf[36] = 0;
wbuf[37] = (s->RIF << 7);
wbuf[57] = 0;
wbuf[58] = 0;
/* no highlight and shadow control */
wbuf[59] = 0;
wbuf[60] = 0;
wbuf[62] = 0;
wbuf[64] = 0;
wbuf[70] = 0;
wbuf[71] = 0;
}
buf_size = sizeof (wbuf);
status = set_window (s->fd, wbuf);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "SET WINDOW failed: %s\n", sane_strstatus (status));
return (status);
}
if (s->hw->info.model == FS2710)
status = set_parameters_fs2710 (s);
buf_size = sizeof (wbuf);
memset (wbuf, 0, buf_size);
status = get_window (s->fd, wbuf, &buf_size);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "GET WINDOW failed: %s\n", sane_strstatus (status));
return (status);
}
DBG (5, "xres=%d\n", (wbuf[10] << 8) + wbuf[11]);
DBG (5, "yres=%d\n", (wbuf[12] << 8) + wbuf[13]);
DBG (5, "ulx=%d\n", (wbuf[14] << 24) + (wbuf[15] << 16) + (wbuf[16] << 8)
+ wbuf[17]);
DBG (5, "uly=%d\n", (wbuf[18] << 24) + (wbuf[19] << 16) + (wbuf[20] << 8)
+ wbuf[21]);
DBG (5, "width=%d\n", (wbuf[22] << 24) + (wbuf[23] << 16) + (wbuf[24] << 8)
+ wbuf[25]);
DBG (5, "length=%d\n", (wbuf[26] << 24) + (wbuf[27] << 16) + (wbuf[28] << 8)
+ wbuf[29]);
DBG (5, "Highlight Red=%d\n", wbuf[59]);
DBG (5, "Shadow Red=%d\n", wbuf[60]);
DBG (5, "Highlight (Green)=%d\n", wbuf[62]);
DBG (5, "Shadow (Green)=%d\n", wbuf[64]);
DBG (5, "Highlight Blue=%d\n", wbuf[70]);
DBG (5, "Shadow Blue=%d\n", wbuf[71]);
if (s->hw->tpu.Status == TPU_STAT_ACTIVE || s->hw->info.is_filmscanner)
{
DBG (3, "sane_start: sending DEFINE SCAN MODE for transparency unit, "
"NP=%d, Negative film type=%d\n", !s->RIF, s->negative_filmtype);
memset (wbuf, 0, sizeof (wbuf));
wbuf[0] = 0x02;
wbuf[1] = 6;
wbuf[2] = 0x80;
wbuf[3] = 0x05;
wbuf[4] = 39;
wbuf[5] = 16;
wbuf[6] = !s->RIF;
wbuf[7] = s->negative_filmtype;
status = define_scan_mode (s->fd, TRANSPARENCY_UNIT, wbuf);
/* note: If we implement a TPU for the FB1200S, we need
TRANSPARENCY_UNIT_FB1200 here. */
if (status != SANE_STATUS_GOOD)
{
DBG (1, "define scan mode failed: %s\n", sane_strstatus (status));
return (status);
}
}
DBG (3, "sane_start: sending DEFINE SCAN MODE for scan control "
"conditions\n");
memset (wbuf, 0, sizeof (wbuf));
wbuf[0] = 0x20;
if (s->hw->info.model == FB1200)
{
wbuf[1] = 17;
wbuf[16] = 3;
wbuf[17] = 8;
wbuf[18] = (1 << 7) | (1 << 3);
DBG (3, "sane_start: sending DEFINE SCAN MODE for scan control "
"conditions of FB1200\n");
status = define_scan_mode (s->fd, SCAN_CONTROL_CON_FB1200, wbuf);
}
else
{
wbuf[1] = 14;
/* For preview use always normal speed: */
if (!s->val[OPT_PREVIEW].w && s->hw->info.is_filmscanner)
wbuf[11] = s->scanning_speed;
wbuf[15] = (s->hw->info.model == FB620
&& !strcmp (mode_str, SANE_I18N("Fine color"))
&& !s->val[OPT_PREVIEW].w) ? 1 << 3 : 0;
status = define_scan_mode (s->fd, SCAN_CONTROL_CONDITIONS, wbuf);
}
if (status != SANE_STATUS_GOOD)
{
DBG (1, "define scan mode failed: %s\n", sane_strstatus (status));
return (status);
}
DBG (3, "sane_start: sending GET SCAN MODE for scan control conditions\n");
memset (ebuf, 0, sizeof (ebuf));
buf_size = sizeof (ebuf);
status = get_scan_mode (s->fd, SCAN_CONTROL_CONDITIONS, ebuf, &buf_size);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "sane_start: GET SCAN MODE for scan control conditions "
"failed\n");
sanei_scsi_close (s->fd);
return (SANE_STATUS_INVAL);
}
for (i = 0; i < buf_size; i++)
DBG (3, "scan mode byte[%d] = %d\n", (int) i, ebuf[i]);
/* Focus, but not for previews or negatives with speed control */
if (SANE_OPTION_IS_ACTIVE(s->opt[OPT_FOCUS_GROUP].cap)
&& !s->val[OPT_PREVIEW].w && s->AF_NOW
&& (s->RIF || s->AE || s->scanning_speed == 0))
{
if ((status = do_focus (s)) != SANE_STATUS_GOOD) return (status);
if (s->val[OPT_AF_ONCE].w) s->AF_NOW = SANE_FALSE;
}
/* ============= modification for FB620S ============= */
DBG (3, "TEST_UNIT_READY\n");
status = test_unit_ready (s->fd);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "test unit ready failed (%s)\n", sane_strstatus (status));
sanei_scsi_close (s->fd);
s->fd = -1;
return (status);
}
if (s->hw->info.can_calibrate)
{
DBG (3, "sane_start: sending GET_CALIBRATION_STATUS\n");
buf_size = sizeof (cbuf);
memset (cbuf, 0, buf_size);
status = get_calibration_status (s->fd, cbuf, &buf_size);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "sane_start: GET_CALIBRATION_STATUS failed: %s\n",
sane_strstatus (status));
sanei_scsi_close (s->fd);
s->fd = -1;
return (status);
}
DBG (1, "cbuf[0] = %d\n", cbuf[0]);
DBG (1, "cbuf[1] = %d\n", cbuf[1]);
cbuf[0] &= 3;
if (cbuf[0] == 1 || cbuf[0] == 2 || cbuf[0] == 3)
{
status = execute_calibration (s->fd);
DBG (3, "sane_start: EXECUTE_CALIBRATION\n");
if (status != SANE_STATUS_GOOD)
{
DBG (1, "sane_start: EXECUTE_CALIBRATION failed\n");
sanei_scsi_close (s->fd);
s->fd = -1;
return (status);
}
DBG (3, "after calibration: GET_CALIBRATION_STATUS\n");
buf_size = sizeof (cbuf);
memset (cbuf, 0, buf_size);
status = get_calibration_status (s->fd, cbuf, &buf_size);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "after calibration: GET_CALIBRATION_STATUS failed: %s\n",
sane_strstatus (status));
sanei_scsi_close (s->fd);
s->fd = -1;
return (status);
}
DBG (1, "cbuf[0] = %d\n", cbuf[0]);
DBG (1, "cbuf[1] = %d\n", cbuf[1]);
}
}
status = scan (s->fd);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "start of scan failed: %s\n", sane_strstatus (status));
return (status);
}
buf_size = sizeof (dbuf);
memset (dbuf, 0, buf_size);
status = get_data_status (s->fd, dbuf, &buf_size);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "GET DATA STATUS failed: %s\n", sane_strstatus (status));
return (status);
}
DBG (5, ">> GET DATA STATUS\n");
DBG (5, "Scan Data Available=%d\n", (dbuf[9] << 16) + (dbuf[10] << 8)
+ dbuf[11]);
DBG (5, "Magnified Width=%d\n", (dbuf[12] <<24) + (dbuf[13] << 16)
+ (dbuf[14] << 8) + dbuf[15]);
DBG (5, "Magnified Length=%d\n", (dbuf[16] << 24) + (dbuf[17] << 16)
+ (dbuf[18] << 8) + dbuf[19]);
DBG (5, "Rest Data=%d bytes\n", (dbuf[20] << 24) + (dbuf[21] << 16)
+ (dbuf[22] << 8) + dbuf[23]);
DBG (5, "Filled Data Buffer=%d\n", (dbuf[24] << 24) + (dbuf[25] << 16)
+ (dbuf[26] << 8) + dbuf[27]);
DBG (5, "<< GET DATA STATUS\n");
s->bytes_to_read = s->params.bytes_per_line * s->params.lines;
if (s->hw->info.model == FB1200)
{
if (s->bytes_to_read != (((size_t) dbuf[9] << 16)
+ ((size_t) dbuf[10] << 8) + (size_t) dbuf[11]))
{
s->params.bytes_per_line = (((size_t) dbuf[12] << 24)
+ ((size_t) dbuf[13] << 16) + ((size_t) dbuf[14] << 8)
+ (size_t)dbuf[15]);
s->params.lines = (((size_t) dbuf[16] << 24)
+ ((size_t) dbuf[17] << 16) + ((size_t) dbuf[18] << 8)
+ (size_t) dbuf[19]);
s->bytes_to_read = s->params.bytes_per_line * s->params.lines;
mode_str = s->val[OPT_MODE].s;
if (!strcmp (mode_str, SANE_VALUE_SCAN_MODE_LINEART))
{
if (((600 < s->val[OPT_X_RESOLUTION].w)
|| (600 < s->val[OPT_Y_RESOLUTION].w)))
{
s->params.bytes_per_line *= 2;
s->params.lines /= 2;
}
s->params.pixels_per_line = s->params.bytes_per_line * 8;
}
else if (!strcmp (mode_str, SANE_VALUE_SCAN_MODE_GRAY))
s->params.pixels_per_line = s->params.bytes_per_line;
else if (!strcmp (mode_str, SANE_VALUE_SCAN_MODE_COLOR)
|| !strcmp (mode_str, SANE_I18N("Fine color")))
s->params.pixels_per_line = s->params.bytes_per_line / 3;
else
s->params.pixels_per_line = s->params.bytes_per_line / 6;
}
}
DBG (1, "%d pixels per line, %d bytes, %d lines high, total %lu bytes, "
"dpi=%d\n", s->params.pixels_per_line, s->params.bytes_per_line,
s->params.lines, (u_long) s->bytes_to_read,
s->val[OPT_X_RESOLUTION].w);
/**************************************************/
/* modification for FB620S and FB1200S */
s->buf_used = 0;
s->buf_pos = 0;
/**************************************************/
s->scanning = SANE_TRUE;
DBG (1, "<< sane_start\n");
return (SANE_STATUS_GOOD);
}
/**************************************************************************/
static SANE_Status
sane_read_direct (SANE_Handle handle, SANE_Byte *buf, SANE_Int max_len,
SANE_Int *len)
{
CANON_Scanner *s = handle;
SANE_Status status;
size_t nread;
DBG (21, ">> sane_read\n");
*len = 0;
nread = max_len;
DBG (21, " sane_read: nread=%d, bytes_to_read=%d\n", (int) nread,
(int) s->bytes_to_read);
if (s->bytes_to_read == 0)
{
do_cancel (s);
return (SANE_STATUS_EOF);
}
if (!s->scanning) return (do_cancel (s));
if (nread > s->bytes_to_read) nread = s->bytes_to_read;
status = read_data (s->fd, buf, &nread);
if (status != SANE_STATUS_GOOD)
{
do_cancel (s);
return (SANE_STATUS_IO_ERROR);
}
*len = nread;
s->bytes_to_read -= nread;
DBG (21, " sane_read: nread=%d, bytes_to_read=%d\n", (int) nread,
(int) s->bytes_to_read);
DBG (21, "<< sane_read\n");
return (SANE_STATUS_GOOD);
}
/**************************************************************************/
static SANE_Status
read_fs2710 (SANE_Handle handle, SANE_Byte *buf, SANE_Int max_len,
SANE_Int *len)
{
CANON_Scanner *s = handle;
SANE_Status status;
int c;
size_t i, nread, nread2;
u_char *p;
#if defined(WORDS_BIGENDIAN)
u_char b;
#endif
DBG (21, ">> sane_read\n");
*len = 0;
nread = max_len;
DBG (21, " sane_read: nread=%d, bytes_to_read=%d\n", (int) nread,
(int) s->bytes_to_read);
if (nread > s->bytes_to_read) nread = s->bytes_to_read;
if (s->bytes_to_read == 0)
{
do_cancel (s);
return (SANE_STATUS_EOF);
}
if (!s->scanning) return (do_cancel (s));
/* We must receive 2 little-endian bytes per pixel and colour.
In raw mode we must swap the bytes if we are running a big-endian
architecture (SANE standard 3.2.1), and pass them both.
Otherwise the other subroutines expect only 1 byte, so we must
set up an intermediate buffer which is twice as large
as buf, and then map this buffer to buf. */
if (!strcmp (s->val[OPT_MODE].s, SANE_VALUE_SCAN_MODE_COLOR))
{
if (max_len > s->auxbuf_len)
{ /* extend buffer? */
if (s->auxbuf_len > 0) free (s->auxbuf);
s->auxbuf_len = max_len;
if ((s->auxbuf = (u_char *) malloc (2 * max_len)) == NULL)
{
DBG (1, "sane_read buffer size insufficient\n");
do_cancel (s);
return SANE_STATUS_NO_MEM;
}
}
nread2 = 2 * nread;
if ((status = read_data (s->fd, s->auxbuf, &nread2)) != SANE_STATUS_GOOD)
{
do_cancel (s);
return (SANE_STATUS_IO_ERROR);
}
nread = nread2 / 2;
for (i = 0, p = s->auxbuf; i < nread; i++)
{
c = *p++ >> 4;
c |= *p++ << 4;
*buf++ = s->gamma_map[s->colour++][c];
if (s->colour > 3) s->colour = 1; /* cycle through RGB */
}
}
else
{
if ((status = read_data (s->fd, buf, &nread)) != SANE_STATUS_GOOD)
{
do_cancel (s);
return (SANE_STATUS_IO_ERROR);
}
#if defined(WORDS_BIGENDIAN)
for (p = buf; p < buf + nread; p++)
{
b = *p;
*p = *(p + 1);
p++;
*p = b;
}
#endif
}
*len = nread;
s->bytes_to_read -= nread;
DBG (21, " sane_read: nread=%d, bytes_to_read=%d\n", (int) nread,
(int) s->bytes_to_read);
DBG (21, "<< sane_read\n");
return (SANE_STATUS_GOOD);
}
/**************************************************************************/
/* modification for FB620S */
static SANE_Status
read_fb620 (SANE_Handle handle, SANE_Byte *buf, SANE_Int max_len,
SANE_Int *len)
{
CANON_Scanner *s = handle;
SANE_Status status;
SANE_Byte *out, *red, *green, *blue;
SANE_Int ncopy;
size_t nread = 0, i, pixel_per_line;
DBG (21, ">> read_fb620\n");
*len = 0;
DBG (21, " read_fb620: nread=%d, bytes_to_read=%d\n", (int) nread,
(int) s->bytes_to_read);
if (s->bytes_to_read == 0 && s->buf_pos == s->buf_used)
{
s->reset_flag = 0; /* no reset */
do_cancel (s);
DBG (21, "do_cancel(EOF)\n");
DBG (21, "reset_flag = %d\n", s->reset_flag);
return (SANE_STATUS_EOF);
}
else
{
s->reset_flag = 1; /* do reset */
DBG (21, "reset_flag = %d\n", s->reset_flag);
}
DBG (21, " read_fb620: buf_pos=%d, buf_used=%d\n", s->buf_pos,
s->buf_used);
if (!s->scanning)
return (do_cancel (s));
if (s->buf_pos < s->buf_used)
{
ncopy = s->buf_used - s->buf_pos;
if (ncopy > max_len)
ncopy = max_len;
memcpy (buf, &(s->outbuffer[s->buf_pos]), ncopy);
max_len -= ncopy;
*len += ncopy;
buf = &(buf[ncopy]);
s->buf_pos += ncopy;
}
if (s->buf_pos >= s->buf_used && s->bytes_to_read)
{
/* buffer is empty: read in scan line and sort color data as shown
above */
nread = s->params.bytes_per_line;
if (nread > s->bytes_to_read)
nread = s->bytes_to_read;
status = read_data (s->fd, s->inbuffer, &nread);
if (status != SANE_STATUS_GOOD)
{
do_cancel (s);
return (SANE_STATUS_IO_ERROR);
}
s->buf_used = s->params.bytes_per_line;
out = s->outbuffer;
pixel_per_line = s->params.pixels_per_line;
red = s->inbuffer;
green = &(s->inbuffer[pixel_per_line]);
blue = &(s->inbuffer[2 * pixel_per_line]);
for (i = 0; i < pixel_per_line; i++)
{
*out++ = *red++;
*out++ = *green++;
*out++ = *blue++;
}
s->buf_pos = 0;
s->bytes_to_read -= s->buf_used;
}
if (max_len && s->buf_pos < s->buf_used)
{
ncopy = s->buf_used - s->buf_pos;
if (ncopy > max_len)
ncopy = max_len;
memcpy (buf, &(s->outbuffer[s->buf_pos]), ncopy);
*len += ncopy;
s->buf_pos += ncopy;
}
DBG (21, "<< read_fb620\n");
return (SANE_STATUS_GOOD);
}
/**************************************************************************/
/* modification for FB1200S */
static SANE_Status
read_fb1200 (SANE_Handle handle, SANE_Byte *buf, SANE_Int max_len,
SANE_Int *len)
{
CANON_Scanner *s = handle;
SANE_Status status;
SANE_Byte *firstimage, *secondimage/*, inmask, outmask, outbyte,
primaryHigh[256], primaryLow[256], secondaryHigh[256],
secondaryLow[256] */;
SANE_Int ncopy;
u_char dbuf[28];
size_t buf_size, nread, remain, nwritten, nremain, pos, pix, pixel_per_line,
byte, byte_per_line/*, bit*/;
ssize_t wres, readres;
int maxpix;
DBG (21, ">> read_fb1200\n");
buf_size = sizeof (dbuf);
memset (dbuf, 0, buf_size);
status = get_data_status (s->fd, dbuf, &buf_size);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "GET DATA STATUS failed: %s\n", sane_strstatus (status));
return (status);
}
DBG (5, ">> GET DATA STATUS\n");
DBG (5, "Scan Data Available=%d\n", (dbuf[9] << 16) + (dbuf[10] << 8)
+ dbuf[11]);
DBG (5, "Rest Data=%d bytes\n", (dbuf[20] << 24) + (dbuf[21] << 16)
+ (dbuf[22] << 8) + dbuf[23]);
DBG (5, "Filled Data Buffer=%d\n", (dbuf[24] << 24) + (dbuf[25] << 16)
+ (dbuf[26] << 8) + dbuf[27]);
DBG (5, "temp file position:%u\n", (unsigned int) lseek(s->tmpfile,
0, SEEK_CUR));
DBG (5, "<< GET DATA STATUS\n");
*len = 0;
DBG (21, " read_fb1200: bytes_to_read=%d\n",
(int) s->bytes_to_read);
if (s->bytes_to_read == 0 && s->buf_pos == s->buf_used)
{
do_cancel (s);
DBG (21, "do_cancel(EOF)\n");
return (SANE_STATUS_EOF);
}
DBG (21, " read_fb1200: buf_pos=%d, buf_used=%d\n", s->buf_pos,
s->buf_used);
if (!s->scanning)
return (do_cancel (s));
if (s->buf_pos >= s->buf_used && s->bytes_to_read)
{
nread = s->params.bytes_per_line / 2;
if (nread > s->bytes_to_read)
nread = s->bytes_to_read;
status = read_data (s->fd, s->inbuffer, &nread);
if (status != SANE_STATUS_GOOD)
{
do_cancel (s);
return (SANE_STATUS_IO_ERROR);
}
/**** save the primary scan data to tmpfile ****/
if ((SANE_Int) s->bytes_to_read > s->params.bytes_per_line
* s->params.lines / 2)
{
remain = nread;
nwritten = 0;
while (remain)
{
errno = 0;
wres = write (s->tmpfile, &s->inbuffer[nwritten], remain);
if (wres == -1)
{
DBG(1, "error write tmp file: %i, %s\n", errno,
strerror(errno));
do_cancel(s);
return (SANE_STATUS_NO_MEM);
}
remain -= wres;
nwritten += wres;
}
s->bytes_to_read -= nread;
if ((SANE_Int) s->bytes_to_read <= s->params.bytes_per_line
* s->params.lines / 2)
{
if ((SANE_Int) s->bytes_to_read < s->params.bytes_per_line
* s->params.lines / 2)
DBG(1, "warning: read more data for the primary scan "
"than expected\n");
lseek (s->tmpfile, 0L, SEEK_SET);
*len = 0;
*buf = 0;
return (SANE_STATUS_GOOD);
}
DBG(1, "writing: the primary data to tmp file\n");
*len = 0;
*buf = 0;
return (SANE_STATUS_GOOD);
}
/** the primary scan data from tmpfile and the secondary scan data
are merged **/
s->buf_used = s->params.bytes_per_line;
byte_per_line = s->params.bytes_per_line;
pixel_per_line = s->params.pixels_per_line;
/** read an entire scan line from the primary scan **/
remain = nread;
pos = 0;
firstimage = &(s->inbuffer[byte_per_line/2]);
while (remain > 0)
{
nremain = (remain < SSIZE_MAX)? remain: SSIZE_MAX;
errno = 0;
readres = read (s->tmpfile, &(firstimage[pos]), nremain);
if (readres == -1)
{
DBG(1, "error reading tmp file: %i %s\n", errno,
strerror(errno));
do_cancel(s);
return (SANE_STATUS_IO_ERROR);
}
if (readres == 0)
{
DBG(1, "0 byte read from temp file. premature EOF?\n");
return (SANE_STATUS_INVAL);
/* perhaps an error return? */
}
DBG(1, "reading: the primary data from tmp file\n");
remain -= readres;
pos += readres;
}
secondimage = s->inbuffer;
if (!strcmp (s->val[OPT_MODE].s, SANE_VALUE_SCAN_MODE_COLOR))
{
maxpix = pixel_per_line / 2;
for (pix = 0; (int) pix < maxpix; pix++)
{
s->outbuffer[6 * pix] = secondimage[3 * pix];
s->outbuffer[6 * pix + 1] = secondimage[3 * pix + 1];
s->outbuffer[6 * pix + 2] = secondimage[3 * pix + 2];
s->outbuffer[6 * pix + 3] = firstimage[3 * pix];
s->outbuffer[6 * pix + 4] = firstimage[3 * pix + 1];
s->outbuffer[6 * pix + 5] = firstimage[3 * pix + 2];
}
}
else if (!strcmp (s->val[OPT_MODE].s, SANE_VALUE_SCAN_MODE_GRAY))
{
for (pix = 0; pix < pixel_per_line / 2; pix++)
{
s->outbuffer[2 * pix] = secondimage[pix];
s->outbuffer[2 * pix + 1] = firstimage[pix];
}
}
else /* for lineart mode */
{
maxpix = byte_per_line / 2;
for (byte = 0; (int) byte < maxpix; byte++)
{
s->outbuffer[2 * byte] = primaryHigh[firstimage[byte]]
| secondaryHigh[secondimage[byte]];
s->outbuffer[2 * byte + 1] = primaryLow[firstimage[byte]]
| secondaryLow[secondimage[byte]];
#if 0
inmask = 128;
outmask = 128;
outbyte = 0;
for (bit = 0; bit < 4; bit++)
{
if (inmask == (secondimage[byte] & inmask))
outbyte = outbyte | outmask;
outmask = outmask >> 1;
if (inmask == (firstimage[byte] & inmask))
outbyte = outbyte | outmask;
outmask = outmask >> 1;
inmask = inmask >> 1;
}
s->outbuffer[2 * byte] = outbyte;
outmask = 128;
outbyte = 0;
for (bit = 0; bit < 4; bit++)
{
if (inmask == (secondimage[byte] & inmask))
outbyte = outbyte | outmask;
outmask = outmask >> 1;
if (inmask == (firstimage[byte] & inmask))
outbyte = outbyte | outmask;
outmask = outmask >> 1;
inmask = inmask >> 1;
}
s->outbuffer[2 * byte + 1] = outbyte;
#endif
}
}
s->buf_pos = 0;
s->bytes_to_read -= nread;
}
if (max_len && s->buf_pos < s->buf_used)
{
ncopy = s->buf_used - s->buf_pos;
if (ncopy > max_len)
ncopy = max_len;
memcpy (buf, &(s->outbuffer[s->buf_pos]), ncopy * 2);
*len += ncopy;
s->buf_pos += ncopy;
}
DBG (21, "<< read_fb1200\n");
return (SANE_STATUS_GOOD);
}
/**************************************************************************/
SANE_Status
sane_read (SANE_Handle handle, SANE_Byte *buf, SANE_Int max_len,
SANE_Int *len)
{
CANON_Scanner *s = handle;
SANE_Status status;
if (s->hw->info.model == FB620 && s->params.format == SANE_FRAME_RGB)
status = read_fb620 (handle, buf, max_len, len);
else if (s->hw->info.model == FS2710)
status = read_fs2710 (handle, buf, max_len, len);
else if (s->hw->info.model == FB1200 && ((600 < s->val[OPT_X_RESOLUTION].w)
|| (600 < s->val[OPT_Y_RESOLUTION].w)))
status = read_fb1200 (handle, buf, max_len, len);
else
status = sane_read_direct (handle, buf, max_len, len);
if (s->time0 == -1)
s->time0 = 0;
else
time (&(s->time0));
DBG (11, "sane_read: time0 = %ld\n", s->time0);
s->switch_preview = s->val[OPT_PREVIEW].w;
return (status);
}
/**************************************************************************/
void
sane_cancel (SANE_Handle handle)
{
CANON_Scanner *s = handle;
DBG (1, ">> sane_cancel\n");
/******** for FB1200S ************/
if(s->hw->info.model == FB1200)
{
if (s->tmpfile != -1)
{
close (s->tmpfile);
DBG(1, " ****** tmpfile is closed ****** \n");
}
else
{
DBG(1, "tmpfile is failed\n");
/* return (SANE_STATUS_INVAL);*/
}
}
/*********************************/
s->scanning = SANE_FALSE;
DBG (1, "<< sane_cancel\n");
}
/**************************************************************************/
SANE_Status
sane_set_io_mode (SANE_Handle __sane_unused__ handle,
SANE_Bool __sane_unused__ non_blocking)
{
DBG (1, ">> sane_set_io_mode\n");
DBG (1, "<< sane_set_io_mode\n");
return SANE_STATUS_UNSUPPORTED;
}
/**************************************************************************/
SANE_Status
sane_get_select_fd (SANE_Handle __sane_unused__ handle,
SANE_Int __sane_unused__ * fd)
{
DBG (1, ">> sane_get_select_fd\n");
DBG (1, "<< sane_get_select_fd\n");
return SANE_STATUS_UNSUPPORTED;
}
/**************************************************************************/
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