static SANE_Status
optionResolutionCallback (SANE_Option * option, SANE_Handle handle,
SANE_Action action, void *value, SANE_Int * info)
{
SANE_Status status;
SANE_Word autoValue = 75;
handle = handle; /* Eliminate warning about unused parameters */
switch (action)
{
case SANE_ACTION_SET_AUTO:
status =
sanei_constrain_value (option->descriptor, (void *) &autoValue, info);
if (status != SANE_STATUS_GOOD)
return status;
optionResolutionValue = autoValue;
*info |= SANE_INFO_RELOAD_PARAMS;
break;
case SANE_ACTION_SET_VALUE:
*info |= SANE_INFO_RELOAD_PARAMS;
optionResolutionValue = *(SANE_Word *) value;
break;
case SANE_ACTION_GET_VALUE:
*(SANE_Word *) value = optionResolutionValue;
break;
}
return SANE_STATUS_GOOD;
}
static void
none_int (void)
{
SANE_Int value = 555;
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&none_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == 0);
}
static void
none_bool_ok (void)
{
SANE_Bool value = SANE_FALSE;
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&none_bool_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == 0);
}
static void
string_array_ok (void)
{
SANE_Char value[9] = "Lineart";
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&string_array_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == 0);
}
static void
wrong_string_array (void)
{
SANE_Char value[9] = "wrong";
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&string_array_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_INVAL);
assert (info == 0);
}
static void
above_max_fixed_value (void)
{
SANE_Int value = fixed_range.max + 1;
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&fixed_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == SANE_INFO_INEXACT);
assert (value == fixed_range.max);
}
static void
closest_300_word (void)
{
SANE_Word value = 251;
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&word_array_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == SANE_INFO_INEXACT);
assert (value == 300);
}
static void
in_range_fixed_value (void)
{
SANE_Int value = fixed_range.min + fixed_range.quant;
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&fixed_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == 0);
assert (value == fixed_range.min + fixed_range.quant);
}
/* rounded to higher value */
static void
quant2_int_value (void)
{
SANE_Int value = int_range.min + int_range.quant - 1;
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&int_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == SANE_INFO_INEXACT);
assert (value == int_range.min + int_range.quant);
}
static void
max_int_value (void)
{
SANE_Int value = int_range.max;
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&int_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == 0);
assert (value == int_range.max);
}
static void
exact_400_word (void)
{
SANE_Word value = 400;
SANE_Word info = 0;
SANE_Status status;
status = sanei_constrain_value (&word_array_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == 0);
assert (value == 400);
}
static void
above_max_int_array (void)
{
SANE_Int value[ARRAY_SIZE];
SANE_Word info = 0;
SANE_Status status;
int i;
for (i = 0; i < ARRAY_SIZE; i++)
{
value[i] = int_range.max + 1;
}
status = sanei_constrain_value (&array_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == SANE_INFO_INEXACT);
for (i = 0; i < ARRAY_SIZE; i++)
{
assert (value[i] == int_range.max);
}
}
static void
in_range_int_array (void)
{
SANE_Int value[ARRAY_SIZE];
SANE_Word info = 0;
SANE_Status status;
int i;
for (i = 0; i < ARRAY_SIZE; i++)
{
value[i] = int_range.min + int_range.quant;
}
status = sanei_constrain_value (&array_opt, &value, &info);
/* check results */
assert (status == SANE_STATUS_GOOD);
assert (info == 0);
for (i = 0; i < ARRAY_SIZE; i++)
{
assert (value[i] == int_range.min + int_range.quant);
}
}
/*
This routine dispatches the control message to the appropriate
callback routine, it outght to be called by sane_control_option
after any driver specific validation.
*/
static SANE_Status
dispatch_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *value, SANE_Int * info)
{
SANE_Option *op = so + option;
SANE_Int myinfo = 0;
SANE_Status status = SANE_STATUS_GOOD;
if (option < 0 || option >= NELEMS (so))
return SANE_STATUS_INVAL; /* Unknown option ... */
if ((action == SANE_ACTION_SET_VALUE) &&
((op->descriptor->cap & SANE_CAP_SOFT_SELECT) == 0))
return SANE_STATUS_INVAL;
if ((action == SANE_ACTION_GET_VALUE) &&
((op->descriptor->cap & SANE_CAP_SOFT_DETECT) == 0))
return SANE_STATUS_INVAL;
if ((action == SANE_ACTION_SET_AUTO) &&
((op->descriptor->cap & SANE_CAP_AUTOMATIC) == 0))
return SANE_STATUS_INVAL;
if (action == SANE_ACTION_SET_VALUE)
{
status = sanei_constrain_value (op->descriptor, value, &myinfo);
if (status != SANE_STATUS_GOOD)
return status;
}
status = (op->callback) (op, handle, action, value, &myinfo);
if (info)
*info = myinfo;
return status;
}
SANE_Status
sane_control_option( SANE_Handle handle, SANE_Int optnum,
SANE_Action action, void *valP, SANE_Int *infoP)
{
ST400_Device *dev = handle;
SANE_Status status;
DBG(DCODE, "sane_control_option(%p, %d, %d, %p, %p)\n", (void *) handle, (int)optnum, (int)action, valP, (void *) infoP);
if( infoP )
*infoP = 0;
if( !dev->status.open )
return SANE_STATUS_INVAL;
if( dev->status.scanning )
return SANE_STATUS_DEVICE_BUSY;
if( optnum < 0 || optnum >= NUM_OPTIONS )
return SANE_STATUS_INVAL;
switch( action ) {
case SANE_ACTION_GET_VALUE:
DBG(DOPT, "getting option %d (value=%d)\n", (int)optnum, (int)dev->val[optnum]);
switch( optnum ) {
case OPT_NUM_OPTS:
case OPT_RESOLUTION:
case OPT_DEPTH:
case OPT_THRESHOLD:
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_X:
case OPT_BR_Y:
*(SANE_Word *)valP = dev->val[optnum];
break;
default:
return SANE_STATUS_INVAL;
}
break;
case SANE_ACTION_SET_VALUE:
if( !SANE_OPTION_IS_SETTABLE(dev->opt[optnum].cap) )
return SANE_STATUS_INVAL;
status = sanei_constrain_value(&dev->opt[optnum], valP, infoP);
if( status != SANE_STATUS_GOOD )
return status;
DBG(DOPT, "setting option %d to %d\n", (int)optnum, (int)*(SANE_Word *)valP);
switch( optnum ) {
case OPT_DEPTH:
if( *(SANE_Word *)valP != 1 )
dev->opt[OPT_THRESHOLD].cap |= SANE_CAP_INACTIVE;
else
dev->opt[OPT_THRESHOLD].cap &= ~SANE_CAP_INACTIVE;
if( infoP )
*infoP |= SANE_INFO_RELOAD_OPTIONS;
/* fall through */
case OPT_RESOLUTION:
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_X:
case OPT_BR_Y:
if( infoP )
*infoP |= SANE_INFO_RELOAD_PARAMS;
/* fall through */
case OPT_THRESHOLD:
dev->val[optnum] = *(SANE_Word *)valP;
break;
default:
return SANE_STATUS_INVAL;
}
break;
case SANE_ACTION_SET_AUTO:
DBG(DOPT, "automatic option setting\n");
return SANE_STATUS_UNSUPPORTED;
default:
return SANE_STATUS_INVAL;
}
return SANE_STATUS_GOOD;
}
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
Ricoh_Scanner *s = handle;
SANE_Status status;
SANE_Word cap;
DBG (11, ">> sane_control_option\n");
if (info)
*info = 0;
if (s->scanning)
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)
{
switch (option)
{
/* word options: */
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:
*(SANE_Word *) val = s->val[option].w;
return (SANE_STATUS_GOOD);
/* string options: */
case OPT_MODE:
strcpy (val, s->val[option].s);
return (SANE_STATUS_GOOD);
}
}
else if (action == SANE_ACTION_SET_VALUE)
{
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_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:
s->val[option].w = *(SANE_Word *) 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);
return (SANE_STATUS_GOOD);
}
}
DBG (11, "<< sane_control_option\n");
return (SANE_STATUS_INVAL);
}
static SANE_Status
constrain_value (Tamarack_Scanner *s, SANE_Int option, void *value,
SANE_Int *info)
{
return sanei_constrain_value (s->opt + option, value, info);
}
static SANE_Status
setvalue (SANE_Handle h, SANE_Int option, void *value, SANE_Int * info)
{
struct device_s *dev = (struct device_s *) h;
SANE_Status status = SANE_STATUS_GOOD;
int s_unit;
int s_unit_2;
if (option == 0)
return SANE_STATUS_UNSUPPORTED;
status = sanei_constrain_value (&(dev->optiond[option]), value, info);
if (status != SANE_STATUS_GOOD)
return status;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
switch (option)
{
case X1_OFFSET:
dev->optionw[option] = *((SANE_Word *) value);
s_unit = (int) round2 ((dev->optionw[option] / ((double) MAX_X_S))
* MAX_X_H);
s_unit_2 = (int) round2 ((dev->optionw[X2_OFFSET] / ((double) MAX_X_S))
* MAX_X_H);
if (abs (s_unit_2 - s_unit) < MIN_SCAN_ZONE)
s_unit = s_unit_2 - MIN_SCAN_ZONE;
dev->optionw[option] = round2 ((s_unit / ((double) MAX_X_H)) * MAX_X_S);
if (info)
*info |= SANE_INFO_INEXACT;
break;
case X2_OFFSET:
/* X units */
/* convert into "scanner" unit, then back into mm */
dev->optionw[option] = *((SANE_Word *) value);
s_unit = (int) round2 ((dev->optionw[option] / ((double) MAX_X_S))
* MAX_X_H);
s_unit_2 = (int) round2 ((dev->optionw[X1_OFFSET] / ((double) MAX_X_S))
* MAX_X_H);
if (abs (s_unit_2 - s_unit) < MIN_SCAN_ZONE)
s_unit = s_unit_2 + MIN_SCAN_ZONE;
dev->optionw[option] = round2 ((s_unit / ((double) MAX_X_H)) * MAX_X_S);
if (info)
*info |= SANE_INFO_INEXACT;
break;
case Y1_OFFSET:
/* Y units */
dev->optionw[option] = *((SANE_Word *) value);
s_unit = (int) round2 ((dev->optionw[option] / ((double) MAX_Y_S))
* MAX_Y_H);
s_unit_2 = (int) round2 ((dev->optionw[Y2_OFFSET] / ((double) MAX_Y_S))
* MAX_Y_H);
if (abs (s_unit_2 - s_unit) < MIN_SCAN_ZONE)
s_unit = s_unit_2 - MIN_SCAN_ZONE;
dev->optionw[option] = round2 ((s_unit / ((double) MAX_Y_H)) * MAX_Y_S);
if (info)
*info |= SANE_INFO_INEXACT;
break;
case Y2_OFFSET:
/* Y units */
dev->optionw[option] = *((SANE_Word *) value);
s_unit = (int) round2 ((dev->optionw[option] / ((double) MAX_Y_S))
* MAX_Y_H);
s_unit_2 = (int) round2 ((dev->optionw[Y1_OFFSET] / ((double) MAX_Y_S))
* MAX_Y_H);
if (abs (s_unit_2 - s_unit) < MIN_SCAN_ZONE)
s_unit = s_unit_2 + MIN_SCAN_ZONE;
dev->optionw[option] = round2 ((s_unit / ((double) MAX_Y_H)) * MAX_Y_S);
if (info)
*info |= SANE_INFO_INEXACT;
break;
case COLOR_OFFSET:
if (!strcmp ((char *) value, mode_list[0]))
dev->optionw[option] = GRAY; /* Gray */
else if (!strcmp ((char *) value, mode_list[1]))
dev->optionw[option] = RGB; /* RGB */
else
return SANE_STATUS_INVAL;
break;
default:
dev->optionw[option] = *((SANE_Word *) value);
}
return SANE_STATUS_GOOD;
}
/* Control option */
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
int i;
SANE_Status status;
SANE_Word cap;
struct scanner *s = (struct scanner *) handle;
if (info)
*info = 0;
if (option < 0 || option >= NUM_OPTIONS)
return SANE_STATUS_UNSUPPORTED;
cap = s->opt[option].cap;
if (!SANE_OPTION_IS_ACTIVE (cap))
return SANE_STATUS_UNSUPPORTED;
if (action == SANE_ACTION_GET_VALUE)
{
if (s->opt[option].type == SANE_TYPE_STRING)
{
DBG (DBG_INFO,
"sane_control_option: reading opt[%d] = %s\n",
option, s->val[option].s);
strcpy (val, s->val[option].s);
}
else
{
*(SANE_Word *) val = s->val[option].w;
DBG (DBG_INFO,
"sane_control_option: reading opt[%d] = %d\n",
option, s->val[option].w);
}
return SANE_STATUS_GOOD;
}
else if (action == SANE_ACTION_SET_VALUE)
{
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;
if (s->opt[option].type == SANE_TYPE_STRING)
{
if (!strcmp (val, s->val[option].s))
return SANE_STATUS_GOOD;
DBG (DBG_INFO,
"sane_control_option: writing opt[%d] = %s\n",
option, (SANE_String_Const) val);
}
else
{
if (*(SANE_Word *) val == s->val[option].w)
return SANE_STATUS_GOOD;
DBG (DBG_INFO,
"sane_control_option: writing opt[%d] = %d\n",
option, *(SANE_Word *) val);
}
switch (option)
{
/* Side-effect options */
case RESOLUTION:
s->val[option].w = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case TL_Y:
if ((*(SANE_Word *) val) + MIN_LENGTH <=
s->val[BR_Y].w &&
!check_area (s, s->val[TL_X].w, *(SANE_Word *) val,
s->val[BR_X].w, s->val[BR_Y].w))
{
s->val[option].w = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
}
else if (info)
*info |= SANE_INFO_INEXACT |
SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case BR_Y:
if ((*(SANE_Word *) val) >=
s->val[TL_Y].w + MIN_LENGTH
&& !check_area (s, s->val[TL_X].w, s->val[TL_Y].w,
s->val[BR_X].w, *(SANE_Word *) val))
{
s->val[option].w = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
}
else if (info)
*info |= SANE_INFO_INEXACT |
SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case TL_X:
if ((*(SANE_Word *) val) + MIN_WIDTH <=
s->val[BR_X].w &&
!check_area (s, *(SANE_Word *) val, s->val[TL_Y].w,
s->val[BR_X].w, s->val[BR_Y].w))
{
s->val[option].w = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
}
else if (info)
*info |= SANE_INFO_INEXACT |
SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case BR_X:
if (*(SANE_Word *) val >=
s->val[TL_X].w + MIN_WIDTH
&& !check_area (s, s->val[TL_X].w, s->val[TL_Y].w,
*(SANE_Word *) val, s->val[BR_Y].w))
{
s->val[option].w = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
}
else if (info)
*info |= SANE_INFO_INEXACT |
SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case LANDSCAPE:
s->val[option].w = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
/* Side-effect free options */
case CONTRAST:
case BRIGHTNESS:
case DUPLEX:
case LENGTHCTL:
case LONG_PAPER:
case FIT_TO_PAGE:
case THRESHOLD:
case INVERSE:
case COMPRESSION_PAR:
case DFSTOP:
case DFEED_L:
case DFEED_C:
case DFEED_R:
case STOP_SKEW:
case DESKEW:
case MIRROR:
case CROP:
case TOPPOS:
case BTMPOS:
case RED_CHROMA:
case BLUE_CHROMA:
s->val[option].w = *(SANE_Word *) val;
return SANE_STATUS_GOOD;
case FEED_TIMEOUT:
s->val[option].w = *(SANE_Word *) val;
return kvs40xx_set_timeout (s, s->val[option].w);
/* String mode */
case IMAGE_EMPHASIS:
case GAMMA_CORRECTION:
case LAMP:
case HALFTONE_PATTERN:
case DFEED_SENCE:
case AUTOMATIC_THRESHOLD:
case WHITE_LEVEL:
case NOISE_REDUCTION:
strcpy (s->val[option].s, val);
return SANE_STATUS_GOOD;
case SOURCE:
strcpy (s->val[option].s, val);
if (strcmp (s->val[option].s, SANE_I18N ("adf")))
{
strcpy (s->val[FEEDER_MODE].s, feeder_mode_list[0]);
strcpy (s->val[MANUALFEED].s, manual_feed_list[0]);
s->val[DUPLEX].w = SANE_FALSE;
s->val[DBLFEED].w = SANE_FALSE;
s->val[BTMPOS].w = SANE_FALSE;
s->val[TOPPOS].w = SANE_FALSE;
s->val[STOP_SKEW].w = SANE_FALSE;
s->val[LENGTHCTL].w = SANE_FALSE;
s->val[LONG_PAPER].w = SANE_FALSE;
s->opt[FEEDER_MODE].cap |= SANE_CAP_INACTIVE;
s->opt[MANUALFEED].cap |= SANE_CAP_INACTIVE;
s->opt[DUPLEX].cap |= SANE_CAP_INACTIVE;
s->opt[DBLFEED].cap |= SANE_CAP_INACTIVE;
s->opt[BTMPOS].cap |= SANE_CAP_INACTIVE;
s->opt[TOPPOS].cap |= SANE_CAP_INACTIVE;
s->opt[STOP_SKEW].cap |= SANE_CAP_INACTIVE;
s->opt[LENGTHCTL].cap |= SANE_CAP_INACTIVE;
s->opt[LONG_PAPER].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[FEEDER_MODE].cap &= ~SANE_CAP_INACTIVE;
s->opt[MANUALFEED].cap &= ~SANE_CAP_INACTIVE;
s->opt[DUPLEX].cap &= ~SANE_CAP_INACTIVE;
s->opt[DBLFEED].cap &= ~SANE_CAP_INACTIVE;
s->opt[BTMPOS].cap &= ~SANE_CAP_INACTIVE;
s->opt[TOPPOS].cap &= ~SANE_CAP_INACTIVE;
s->opt[STOP_SKEW].cap &= ~SANE_CAP_INACTIVE;
s->opt[LENGTHCTL].cap &= ~SANE_CAP_INACTIVE;
s->opt[LONG_PAPER].cap &= ~SANE_CAP_INACTIVE;
}
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
case FEEDER_MODE:
strcpy (s->val[option].s, val);
if (strcmp (s->val[option].s, SANE_I18N ("continuous")))
{
s->opt[LONG_PAPER].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[LONG_PAPER].cap &= ~SANE_CAP_INACTIVE;
}
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
case MODE:
strcpy (s->val[option].s, val);
if (!strcmp (s->val[option].s, SANE_VALUE_SCAN_MODE_LINEART))
{
s->opt[GAMMA_CORRECTION].cap |= SANE_CAP_INACTIVE;
s->opt[COMPRESSION].cap |= SANE_CAP_INACTIVE;
s->opt[COMPRESSION_PAR].cap |= SANE_CAP_INACTIVE;
s->opt[THRESHOLD].cap &= ~SANE_CAP_INACTIVE;
s->opt[HALFTONE_PATTERN].cap &= ~SANE_CAP_INACTIVE;
s->opt[AUTOMATIC_THRESHOLD].cap &= ~SANE_CAP_INACTIVE;
s->opt[WHITE_LEVEL].cap &= ~SANE_CAP_INACTIVE;
s->opt[NOISE_REDUCTION].cap &= ~SANE_CAP_INACTIVE;
s->opt[INVERSE].cap &= ~SANE_CAP_INACTIVE;
s->opt[RED_CHROMA].cap |= SANE_CAP_INACTIVE;
s->opt[BLUE_CHROMA].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[COMPRESSION].cap &= ~SANE_CAP_INACTIVE;
s->opt[COMPRESSION_PAR].cap &= ~SANE_CAP_INACTIVE;
s->opt[THRESHOLD].cap |= SANE_CAP_INACTIVE;
s->opt[INVERSE].cap |= SANE_CAP_INACTIVE;
s->opt[HALFTONE_PATTERN].cap |= SANE_CAP_INACTIVE;
s->opt[AUTOMATIC_THRESHOLD].cap |= SANE_CAP_INACTIVE;
s->opt[WHITE_LEVEL].cap |= SANE_CAP_INACTIVE;
s->opt[NOISE_REDUCTION].cap |= SANE_CAP_INACTIVE;
s->opt[RED_CHROMA].cap &= ~SANE_CAP_INACTIVE;
s->opt[BLUE_CHROMA].cap &= ~SANE_CAP_INACTIVE;
}
if (!strcmp (s->val[option].s, SANE_VALUE_SCAN_MODE_GRAY))
{
s->opt[INVERSE].cap &= ~SANE_CAP_INACTIVE;
s->opt[GAMMA_CORRECTION].cap &= ~SANE_CAP_INACTIVE;
}
else
{
s->opt[GAMMA_CORRECTION].cap |= SANE_CAP_INACTIVE;
}
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case MANUALFEED:
strcpy (s->val[option].s, val);
if (strcmp (s->val[option].s, manual_feed_list[0]) == 0) /* off */
s->opt[FEED_TIMEOUT].cap |= SANE_CAP_INACTIVE;
else
s->opt[FEED_TIMEOUT].cap &= ~SANE_CAP_INACTIVE;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
case STAPELED_DOC:
strcpy (s->val[option].s, val);
if (strcmp (s->val[option].s, stapeled_list[0]) == 0)
{
s->opt[DBLFEED].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFSTOP].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_L].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_C].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_C].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_R].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_SENCE].cap &= ~SANE_CAP_INACTIVE;
}
else
{
s->opt[DBLFEED].cap |= SANE_CAP_INACTIVE;
s->opt[DFSTOP].cap |= SANE_CAP_INACTIVE;
s->opt[DFEED_L].cap |= SANE_CAP_INACTIVE;
s->opt[DFEED_C].cap |= SANE_CAP_INACTIVE;
s->opt[DFEED_R].cap |= SANE_CAP_INACTIVE;
s->opt[DFEED_SENCE].cap |= SANE_CAP_INACTIVE;
}
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
case DBLFEED:
s->val[option].w = *(SANE_Word *) val;
if (!s->val[option].b)
{
s->opt[DFSTOP].cap |= SANE_CAP_INACTIVE;
s->opt[DFEED_L].cap |= SANE_CAP_INACTIVE;
s->opt[DFEED_C].cap |= SANE_CAP_INACTIVE;
s->opt[DFEED_R].cap |= SANE_CAP_INACTIVE;
s->opt[DFEED_SENCE].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[DFSTOP].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_L].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_C].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_C].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_R].cap &= ~SANE_CAP_INACTIVE;
s->opt[DFEED_SENCE].cap &= ~SANE_CAP_INACTIVE;
}
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
case PAPER_SIZE:
strcpy (s->val[option].s, val);
i = str_index (paper_list, s->val[option].s);
if (i == 0)
{ /*user def */
s->opt[TL_X].cap &=
s->opt[TL_Y].cap &=
s->opt[BR_X].cap &= s->opt[BR_Y].cap &= ~SANE_CAP_INACTIVE;
s->opt[LANDSCAPE].cap |= SANE_CAP_INACTIVE;
s->val[LANDSCAPE].w = 0;
}
else
{
s->opt[TL_X].cap |=
s->opt[TL_Y].cap |=
s->opt[BR_X].cap |= s->opt[BR_Y].cap |= SANE_CAP_INACTIVE;
if ( /*i == 4 || */ i == 5 || i == 6 /*XXX*/
|| i == 10 || i == 11)
{ /*A4, A5, A6, B5, B6 */
if ((s->id == KV_S4085CL || s->id == KV_S4065CL)
&& i == 4 && i == 10)
{ /*A4, B5 */
s->opt[LANDSCAPE].cap |= SANE_CAP_INACTIVE;
s->val[LANDSCAPE].w = 0;
}
else
s->opt[LANDSCAPE].cap &= ~SANE_CAP_INACTIVE;
}
else
{
s->opt[LANDSCAPE].cap |= SANE_CAP_INACTIVE;
s->val[LANDSCAPE].w = 0;
}
}
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case COMPRESSION:
s->val[option].w = *(SANE_Word *) val;
if (!s->val[option].b)
{
s->opt[COMPRESSION_PAR].cap |= SANE_CAP_INACTIVE;
}
else
{
s->opt[COMPRESSION_PAR].cap &= ~SANE_CAP_INACTIVE;
}
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
}
}
return SANE_STATUS_UNSUPPORTED;
}
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
Mustek_Usb_Scanner *s = handle;
SANE_Status status;
SANE_Word cap;
SANE_Int myinfo = 0;
DBG (5, "sane_control_option: start: action = %s, option = %s (%d)\n",
(action == SANE_ACTION_GET_VALUE) ? "get" :
(action == SANE_ACTION_SET_VALUE) ? "set" :
(action == SANE_ACTION_SET_AUTO) ? "set_auto" : "unknown",
s->opt[option].name, option);
if (info)
*info = 0;
if (s->scanning)
{
DBG (1, "sane_control_option: don't call this function while "
"scanning\n");
return SANE_STATUS_DEVICE_BUSY;
}
if (option >= NUM_OPTIONS || option < 0)
{
DBG (1, "sane_control_option: option %d >= NUM_OPTIONS || option < 0\n",
option);
return SANE_STATUS_INVAL;
}
cap = s->opt[option].cap;
if (!SANE_OPTION_IS_ACTIVE (cap))
{
DBG (2, "sane_control_option: option %d is inactive\n", option);
return SANE_STATUS_INVAL;
}
if (action == SANE_ACTION_GET_VALUE)
{
switch (option)
{
/* word options: */
case OPT_NUM_OPTS:
case OPT_RESOLUTION:
case OPT_PREVIEW:
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_X:
case OPT_BR_Y:
case OPT_THRESHOLD:
case OPT_CUSTOM_GAMMA:
*(SANE_Word *) val = s->val[option].w;
break;
/* word-array options: */
case OPT_GAMMA_VECTOR:
case OPT_GAMMA_VECTOR_R:
case OPT_GAMMA_VECTOR_G:
case OPT_GAMMA_VECTOR_B:
memcpy (val, s->val[option].wa, s->opt[option].size);
break;
/* string options: */
case OPT_MODE:
strcpy (val, s->val[option].s);
break;
default:
DBG (2, "sane_control_option: can't get unknown option %d\n",
option);
}
}
else if (action == SANE_ACTION_SET_VALUE)
{
if (!SANE_OPTION_IS_SETTABLE (cap))
{
DBG (2, "sane_control_option: option %d is not settable\n", option);
return SANE_STATUS_INVAL;
}
status = sanei_constrain_value (s->opt + option, val, &myinfo);
if (status != SANE_STATUS_GOOD)
{
DBG (2, "sane_control_option: sanei_constrain_value returned %s\n",
sane_strstatus (status));
return status;
}
switch (option)
{
/* (mostly) side-effect-free word options: */
case OPT_RESOLUTION:
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_X:
case OPT_BR_Y:
s->val[option].w = *(SANE_Word *) val;
RIE (calc_parameters (s));
myinfo |= SANE_INFO_RELOAD_PARAMS;
break;
case OPT_THRESHOLD:
s->val[option].w = *(SANE_Word *) val;
break;
/* Boolean */
case OPT_PREVIEW:
s->val[option].w = *(SANE_Bool *) val;
break;
/* side-effect-free word-array options: */
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);
check_gamma_table (s->val[option].wa);
break;
case OPT_CUSTOM_GAMMA:
s->val[OPT_CUSTOM_GAMMA].w = *(SANE_Word *) val;
myinfo |= SANE_INFO_RELOAD_OPTIONS;
if (s->val[OPT_CUSTOM_GAMMA].w == SANE_TRUE)
{
s->red_table = s->red_gamma_table;
s->green_table = s->green_gamma_table;
s->blue_table = s->blue_gamma_table;
s->gray_table = s->gray_gamma_table;
if (strcmp (s->val[OPT_MODE].s, SANE_VALUE_SCAN_MODE_GRAY) == 0)
s->opt[OPT_GAMMA_VECTOR].cap &= ~SANE_CAP_INACTIVE;
else if (strcmp (s->val[OPT_MODE].s, SANE_VALUE_SCAN_MODE_COLOR) == 0)
{
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->red_table = s->linear_gamma_table;
s->green_table = s->linear_gamma_table;
s->blue_table = s->linear_gamma_table;
s->gray_table = s->linear_gamma_table;
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;
}
break;
case OPT_MODE:
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
RIE (calc_parameters (s));
s->opt[OPT_THRESHOLD].cap |= SANE_CAP_INACTIVE;
s->opt[OPT_CUSTOM_GAMMA].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;
if (strcmp (val, SANE_VALUE_SCAN_MODE_LINEART) == 0)
{
s->opt[OPT_THRESHOLD].cap &= ~SANE_CAP_INACTIVE;
}
else
{
s->opt[OPT_CUSTOM_GAMMA].cap &= ~SANE_CAP_INACTIVE;
if (s->val[OPT_CUSTOM_GAMMA].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;
}
}
myinfo |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
break;
default:
DBG (2, "sane_control_option: can't set unknown option %d\n",
option);
}
}
else
{
DBG (2, "sane_control_option: unknown action %d for option %d\n",
action, option);
return SANE_STATUS_INVAL;
}
if (info)
*info = myinfo;
DBG (5, "sane_control_option: exit\n");
return SANE_STATUS_GOOD;
}
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
Leo_Scanner *dev = handle;
SANE_Status status;
SANE_Word cap;
int i;
DBG (DBG_proc, "sane_control_option: enter, option %d, action %d\n",
option, action);
if (info)
{
*info = 0;
}
if (dev->scanning)
{
return SANE_STATUS_DEVICE_BUSY;
}
if (option < 0 || option >= OPT_NUM_OPTIONS)
{
return SANE_STATUS_INVAL;
}
cap = dev->opt[option].cap;
if (!SANE_OPTION_IS_ACTIVE (cap))
{
return SANE_STATUS_INVAL;
}
if (action == SANE_ACTION_GET_VALUE)
{
switch (option)
{
/* word options */
case OPT_NUM_OPTS:
case OPT_RESOLUTION:
case OPT_TL_Y:
case OPT_BR_Y:
case OPT_TL_X:
case OPT_BR_X:
case OPT_CUSTOM_GAMMA:
case OPT_PREVIEW:
*(SANE_Word *) val = dev->val[option].w;
return SANE_STATUS_GOOD;
/* string options */
case OPT_MODE:
case OPT_HALFTONE_PATTERN:
strcpy (val, dev->val[option].s);
return SANE_STATUS_GOOD;
/* Gamma */
case OPT_GAMMA_VECTOR_R:
case OPT_GAMMA_VECTOR_G:
case OPT_GAMMA_VECTOR_B:
case OPT_GAMMA_VECTOR_GRAY:
memcpy (val, dev->val[option].wa, dev->opt[option].size);
return SANE_STATUS_GOOD;
default:
return SANE_STATUS_INVAL;
}
}
else if (action == SANE_ACTION_SET_VALUE)
{
if (!SANE_OPTION_IS_SETTABLE (cap))
{
DBG (DBG_error, "could not set option, not settable\n");
return SANE_STATUS_INVAL;
}
status = sanei_constrain_value (dev->opt + option, val, info);
if (status != SANE_STATUS_GOOD)
{
DBG (DBG_error, "could not set option, invalid value\n");
return status;
}
switch (option)
{
/* Numeric side-effect options */
case OPT_TL_Y:
case OPT_BR_Y:
case OPT_TL_X:
case OPT_BR_X:
case OPT_RESOLUTION:
if (info)
{
*info |= SANE_INFO_RELOAD_PARAMS;
}
dev->val[option].w = *(SANE_Word *) val;
return SANE_STATUS_GOOD;
/* Numeric side-effect free options */
case OPT_PREVIEW:
dev->val[option].w = *(SANE_Word *) val;
return SANE_STATUS_GOOD;
/* String side-effect options */
case OPT_MODE:
if (strcmp (dev->val[option].s, val) == 0)
return SANE_STATUS_GOOD;
free (dev->val[OPT_MODE].s);
dev->val[OPT_MODE].s = (SANE_Char *) strdup (val);
dev->opt[OPT_CUSTOM_GAMMA].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_R].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_G].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_B].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_GRAY].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_HALFTONE_PATTERN].cap |= SANE_CAP_INACTIVE;
if (strcmp (dev->val[OPT_MODE].s, BLACK_WHITE_STR) == 0)
{
i = get_string_list_index (halftone_pattern_list,
dev->val[OPT_HALFTONE_PATTERN].s);
if (halftone_pattern_val[i] == NULL)
{
dev->scan_mode = LEO_BW;
}
else
{
dev->scan_mode = LEO_HALFTONE;
}
dev->depth = 1;
dev->opt[OPT_HALFTONE_PATTERN].cap &= ~SANE_CAP_INACTIVE;
}
else if (strcmp (dev->val[OPT_MODE].s, GRAY_STR) == 0)
{
dev->scan_mode = LEO_GRAYSCALE;
dev->depth = 8;
dev->opt[OPT_CUSTOM_GAMMA].cap &= ~SANE_CAP_INACTIVE;
if (dev->val[OPT_CUSTOM_GAMMA].w)
{
dev->opt[OPT_GAMMA_VECTOR_GRAY].cap &= ~SANE_CAP_INACTIVE;
}
}
else if (strcmp (dev->val[OPT_MODE].s, COLOR_STR) == 0)
{
dev->scan_mode = LEO_COLOR;
dev->depth = 8;
dev->opt[OPT_CUSTOM_GAMMA].cap &= ~SANE_CAP_INACTIVE;
if (dev->val[OPT_CUSTOM_GAMMA].w)
{
dev->opt[OPT_GAMMA_VECTOR_R].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_G].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_B].cap &= ~SANE_CAP_INACTIVE;
}
}
if (info)
{
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
}
return SANE_STATUS_GOOD;
case OPT_HALFTONE_PATTERN:
free (dev->val[option].s);
dev->val[option].s = (SANE_String) strdup (val);
i = get_string_list_index (halftone_pattern_list,
dev->val[OPT_HALFTONE_PATTERN].s);
if (halftone_pattern_val[i] == NULL)
{
dev->scan_mode = LEO_BW;
}
else
{
dev->scan_mode = LEO_HALFTONE;
}
return SANE_STATUS_GOOD;
case OPT_GAMMA_VECTOR_R:
case OPT_GAMMA_VECTOR_G:
case OPT_GAMMA_VECTOR_B:
case OPT_GAMMA_VECTOR_GRAY:
memcpy (dev->val[option].wa, val, dev->opt[option].size);
return SANE_STATUS_GOOD;
case OPT_CUSTOM_GAMMA:
dev->val[OPT_CUSTOM_GAMMA].w = *(SANE_Word *) val;
if (dev->val[OPT_CUSTOM_GAMMA].w)
{
/* use custom_gamma_table */
if (dev->scan_mode == LEO_GRAYSCALE)
{
dev->opt[OPT_GAMMA_VECTOR_GRAY].cap &= ~SANE_CAP_INACTIVE;
}
else
{
/* color mode */
dev->opt[OPT_GAMMA_VECTOR_R].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_G].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_B].cap &= ~SANE_CAP_INACTIVE;
}
}
else
{
dev->opt[OPT_GAMMA_VECTOR_R].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_G].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_B].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA_VECTOR_GRAY].cap |= SANE_CAP_INACTIVE;
}
if (info)
{
*info |= SANE_INFO_RELOAD_OPTIONS;
}
return SANE_STATUS_GOOD;
default:
return SANE_STATUS_INVAL;
}
}
DBG (DBG_proc, "sane_control_option: exit, bad\n");
return SANE_STATUS_UNSUPPORTED;
}
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *value, SANE_Int * info)
{
SANE_Int myinfo = 0;
SANE_Status status;
DBG (127, "control_option(handle=%p,opt=%s,act=%s,val=%p,info=%p)\n",
handle, sod[option].title,
(action ==
SANE_ACTION_SET_VALUE ? "SET" : (action ==
SANE_ACTION_GET_VALUE ? "GET" :
"SETAUTO")), value, (void *)info);
if (handle != MAGIC || !is_open)
return SANE_STATUS_INVAL; /* Unknown handle ... */
if (option < 0 || option >= NELEMS (sod))
return SANE_STATUS_INVAL; /* Unknown option ... */
switch (action)
{
case SANE_ACTION_SET_VALUE:
status = sanei_constrain_value (sod + option, value, &myinfo);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "Constraint error in control_option\n");
return status;
}
switch (option)
{
case DC210_OPT_IMAGE_NUMBER:
Camera.current_picture_number = *(SANE_Word *) value;
myinfo |= SANE_INFO_RELOAD_PARAMS;
/* get the image's resolution */
if (Camera.Pictures[Camera.current_picture_number - 1].low_res)
{
parms.bytes_per_line = 640 * 3;
parms.pixels_per_line = 640;
parms.lines = 480;
}
else
{
parms.bytes_per_line = 1152 * 3;
parms.pixels_per_line = 1152;
parms.lines = 864;
}
break;
case DC210_OPT_THUMBS:
dc210_opt_thumbnails = !!*(SANE_Word *) value;
myinfo |= SANE_INFO_RELOAD_PARAMS;
if (dc210_opt_thumbnails)
{
/*
* DC210 thumbnail are 96x72x8x3
*/
parms.bytes_per_line = 96 * 3;
parms.pixels_per_line = 96;
parms.lines = 72;
}
else
{
if (Camera.Pictures[Camera.current_picture_number - 1].low_res)
{
parms.bytes_per_line = 640 * 3;
parms.pixels_per_line = 640;
parms.lines = 480;
}
else
{
parms.bytes_per_line = 1152 * 3;
parms.pixels_per_line = 1152;
parms.lines = 864;
}
}
break;
case DC210_OPT_SNAP:
dc210_opt_snap = !!*(SANE_Word *) value;
myinfo |= SANE_INFO_RELOAD_PARAMS | SANE_INFO_RELOAD_OPTIONS;
/* if we are snapping a new one */
if (dc210_opt_snap)
{
/* activate the resolution setting */
sod[DC210_OPT_LOWRES].cap &= ~SANE_CAP_INACTIVE;
/* and de-activate the image number selector */
sod[DC210_OPT_IMAGE_NUMBER].cap |= SANE_CAP_INACTIVE;
}
else
{
/* deactivate the resolution setting */
sod[DC210_OPT_LOWRES].cap |= SANE_CAP_INACTIVE;
/* and activate the image number selector */
sod[DC210_OPT_IMAGE_NUMBER].cap &= ~SANE_CAP_INACTIVE;
}
/* set params according to resolution settings */
if (dc210_opt_lowres)
{
parms.bytes_per_line = 640 * 3;
parms.pixels_per_line = 640;
parms.lines = 480;
}
else
{
parms.bytes_per_line = 1152 * 3;
parms.pixels_per_line = 1152;
parms.lines = 864;
}
break;
case DC210_OPT_LOWRES:
dc210_opt_lowres = !!*(SANE_Word *) value;
myinfo |= SANE_INFO_RELOAD_PARAMS;
if (!dc210_opt_thumbnails)
{
/* XXX - change the number of pictures left depending on resolution
perhaps just call get_info again?
*/
if (dc210_opt_lowres)
{
parms.bytes_per_line = 640 * 3;
parms.pixels_per_line = 640;
parms.lines = 480;
}
else
{
parms.bytes_per_line = 1152 * 3;
parms.pixels_per_line = 1152;
parms.lines = 864;
}
}
break;
case DC210_OPT_ERASE:
dc210_opt_erase = !!*(SANE_Word *) value;
break;
case DC210_OPT_DEFAULT:
DBG (1, "Fixme: Set all defaults here!\n");
break;
case DC210_OPT_INIT_DC210:
if ((Camera.fd = init_dc210 (&Camera)) == -1)
{
return SANE_STATUS_INVAL;
}
break;
default:
return SANE_STATUS_INVAL;
}
break;
case SANE_ACTION_GET_VALUE:
switch (option)
{
case 0:
*(SANE_Word *) value = NELEMS (sod);
break;
case DC210_OPT_IMAGE_NUMBER:
*(SANE_Word *) value = Camera.current_picture_number;
break;
case DC210_OPT_THUMBS:
*(SANE_Word *) value = dc210_opt_thumbnails;
break;
case DC210_OPT_SNAP:
*(SANE_Word *) value = dc210_opt_snap;
break;
case DC210_OPT_LOWRES:
*(SANE_Word *) value = dc210_opt_lowres;
break;
case DC210_OPT_ERASE:
*(SANE_Word *) value = dc210_opt_erase;
break;
default:
return SANE_STATUS_INVAL;
}
break;
case SANE_ACTION_SET_AUTO:
switch (option)
{
default:
return SANE_STATUS_UNSUPPORTED; /* We are DUMB */
}
}
if (info)
*info = myinfo;
return SANE_STATUS_GOOD;
}
SANE_Status
kv_control_option (PKV_DEV dev, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
SANE_Status status;
SANE_Word cap;
SANE_String_Const name;
int i;
SANE_Word value;
DBG (DBG_proc, "sane_control_option: enter, option %s, action %s\n",
go_option_name[option], action == SANE_ACTION_GET_VALUE ? "R" : "W");
if (info)
{
*info = 0;
}
if (dev->scanning)
{
return SANE_STATUS_DEVICE_BUSY;
}
if (option < 0 || option >= OPT_NUM_OPTIONS)
{
return SANE_STATUS_UNSUPPORTED;
}
cap = dev->opt[option].cap;
if (!SANE_OPTION_IS_ACTIVE (cap))
{
return SANE_STATUS_UNSUPPORTED;
}
name = dev->opt[option].name;
if (!name)
{
name = "(no name)";
}
if (action == SANE_ACTION_GET_VALUE)
{
switch (option)
{
/* word options */
case OPT_NUM_OPTS:
case OPT_LONGPAPER:
case OPT_LENGTHCTL:
case OPT_DBLFEED:
case OPT_RESOLUTION:
case OPT_TL_Y:
case OPT_BR_Y:
case OPT_TL_X:
case OPT_BR_X:
case OPT_BRIGHTNESS:
case OPT_CONTRAST:
case OPT_DUPLEX:
case OPT_LANDSCAPE:
case OPT_AUTOMATIC_SEPARATION:
case OPT_INVERSE:
case OPT_MIRROR:
case OPT_FEED_TIMEOUT:
case OPT_JPEG:
case OPT_FIT_TO_PAGE:
*(SANE_Word *) val = dev->val[option].w;
DBG (DBG_error, "opt value = %d\n", *(SANE_Word *) val);
return SANE_STATUS_GOOD;
/* string options */
case OPT_MODE:
case OPT_FEEDER_MODE:
case OPT_SCAN_SOURCE:
case OPT_MANUALFEED:
case OPT_HALFTONE_PATTERN:
case OPT_PAPER_SIZE:
case OPT_AUTOMATIC_THRESHOLD:
case OPT_WHITE_LEVEL:
case OPT_NOISE_REDUCTION:
case OPT_IMAGE_EMPHASIS:
case OPT_GAMMA:
case OPT_LAMP:
strcpy (val, dev->val[option].s);
DBG (DBG_error, "opt value = %s\n", (char *) val);
return SANE_STATUS_GOOD;
default:
return SANE_STATUS_UNSUPPORTED;
}
}
else if (action == SANE_ACTION_SET_VALUE)
{
if (!SANE_OPTION_IS_SETTABLE (cap))
{
DBG (DBG_error,
"could not set option %s, not settable\n",
go_option_name[option]);
return SANE_STATUS_INVAL;
}
status = sanei_constrain_value (dev->opt + option, val, info);
if (status != SANE_STATUS_GOOD)
{
DBG (DBG_error, "could not set option, invalid value\n");
return status;
}
switch (option)
{
/* Side-effect options */
case OPT_TL_Y:
case OPT_BR_Y:
case OPT_RESOLUTION:
if (info)
{
*info |= SANE_INFO_RELOAD_PARAMS;
}
dev->val[option].w = *(SANE_Word *) val;
if (option == OPT_RESOLUTION)
{
if (round_to_boundry (&(dev->val[option].w),
dev->support_info.
step_resolution, 100, 600))
{
if (info)
{
*info |= SANE_INFO_INEXACT;
}
}
}
else if (option == OPT_TL_Y)
{
if (dev->val[option].w > dev->val[OPT_BR_Y].w)
{
dev->val[option].w = dev->val[OPT_BR_Y].w;
if (info)
{
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_INEXACT;
}
}
}
else
{
if (dev->val[option].w < dev->val[OPT_TL_Y].w)
{
dev->val[option].w = dev->val[OPT_TL_Y].w;
if (info)
{
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_INEXACT;
}
}
}
DBG (DBG_error,
"option %s, input = %d, value = %d\n",
go_option_name[option], (*(SANE_Word *) val),
dev->val[option].w);
return SANE_STATUS_GOOD;
/* The length of X must be rounded (up). */
case OPT_TL_X:
case OPT_BR_X:
{
SANE_Word xr = dev->val[OPT_RESOLUTION].w;
SANE_Word tl_x = mmToIlu (SANE_UNFIX (dev->val[OPT_TL_X].w)) * xr;
SANE_Word br_x = mmToIlu (SANE_UNFIX (dev->val[OPT_BR_X].w)) * xr;
value = mmToIlu (SANE_UNFIX (*(SANE_Word *) val)) * xr; /* XR * W */
if (option == OPT_TL_X)
{
SANE_Word max = KV_PIXEL_MAX * xr - KV_PIXEL_ROUND;
if (br_x < max)
max = br_x;
if (round_to_boundry (&value, KV_PIXEL_ROUND, 0, max))
{
if (info)
{
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_INEXACT;
}
}
}
else
{
if (round_to_boundry
(&value, KV_PIXEL_ROUND, tl_x, KV_PIXEL_MAX * xr))
{
if (info)
{
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_INEXACT;
}
}
}
dev->val[option].w = SANE_FIX (iluToMm ((double) value / xr));
if (info)
{
*info |= SANE_INFO_RELOAD_PARAMS;
}
DBG (DBG_error,
"option %s, input = %d, value = %d\n",
go_option_name[option], (*(SANE_Word *) val),
dev->val[option].w);
return SANE_STATUS_GOOD;
}
case OPT_LANDSCAPE:
dev->val[option].w = *(SANE_Word *) val;
if (info)
{
*info |= SANE_INFO_RELOAD_PARAMS;
}
return SANE_STATUS_GOOD;
/* Side-effect free options */
case OPT_CONTRAST:
case OPT_BRIGHTNESS:
case OPT_DUPLEX:
case OPT_LONGPAPER:
case OPT_LENGTHCTL:
case OPT_DBLFEED:
case OPT_INVERSE:
case OPT_MIRROR:
case OPT_AUTOMATIC_SEPARATION:
case OPT_JPEG:
case OPT_FIT_TO_PAGE:
dev->val[option].w = *(SANE_Word *) val;
return SANE_STATUS_GOOD;
case OPT_FEED_TIMEOUT:
dev->val[option].w = *(SANE_Word *) val;
return CMD_set_timeout (dev, *(SANE_Word *) val);
/* String mode */
case OPT_SCAN_SOURCE:
case OPT_WHITE_LEVEL:
case OPT_NOISE_REDUCTION:
case OPT_IMAGE_EMPHASIS:
case OPT_GAMMA:
case OPT_LAMP:
case OPT_HALFTONE_PATTERN:
case OPT_FEEDER_MODE:
if (strcmp (dev->val[option].s, val) == 0)
return SANE_STATUS_GOOD;
free (dev->val[option].s);
dev->val[option].s = (SANE_String) strdup (val);
if (option == OPT_FEEDER_MODE &&
get_string_list_index (go_feeder_mode_list,
dev->val[option].s) == 1)
/* continuous mode */
{
free (dev->val[OPT_SCAN_SOURCE].s);
dev->val[OPT_SCAN_SOURCE].s = strdup (go_scan_source_list[0]);
dev->opt[OPT_LONGPAPER].cap &= ~SANE_CAP_INACTIVE;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
}
else
{
dev->opt[OPT_LONGPAPER].cap |= SANE_CAP_INACTIVE;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
}
if (option == OPT_SCAN_SOURCE &&
get_string_list_index (go_scan_source_list,
dev->val[option].s) == 1)
/* flatbed */
{
free (dev->val[OPT_FEEDER_MODE].s);
dev->val[OPT_FEEDER_MODE].s = strdup (go_feeder_mode_list[0]);
}
return SANE_STATUS_GOOD;
case OPT_MODE:
if (strcmp (dev->val[option].s, val) == 0)
return SANE_STATUS_GOOD;
free (dev->val[OPT_MODE].s);
dev->val[OPT_MODE].s = (SANE_String) strdup (val);
/* Set default options for the scan modes. */
dev->opt[OPT_HALFTONE_PATTERN].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_AUTOMATIC_THRESHOLD].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_AUTOMATIC_SEPARATION].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_INVERSE].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_JPEG].cap &= ~SANE_CAP_INACTIVE;
if (strcmp (dev->val[OPT_MODE].s, go_scan_mode_list[0]) == 0)
/* binary */
{
dev->opt[OPT_AUTOMATIC_THRESHOLD].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_INVERSE].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_JPEG].cap |= SANE_CAP_INACTIVE;
}
else if (strcmp (dev->val[OPT_MODE].s, go_scan_mode_list[1]) == 0)
/* halftone */
{
dev->opt[OPT_HALFTONE_PATTERN].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_AUTOMATIC_SEPARATION].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_GAMMA].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_INVERSE].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_JPEG].cap |= SANE_CAP_INACTIVE;
}
else if (strcmp (dev->val[OPT_MODE].s, go_scan_mode_list[2]) == 0)
/* grayscale */
{
dev->opt[OPT_GAMMA].cap &= ~SANE_CAP_INACTIVE;
}
if (info)
{
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
}
return SANE_STATUS_GOOD;
case OPT_MANUALFEED:
if (strcmp (dev->val[option].s, val) == 0)
return SANE_STATUS_GOOD;
free (dev->val[option].s);
dev->val[option].s = (SANE_String) strdup (val);
if (strcmp (dev->val[option].s, go_manual_feed_list[0]) == 0) /* off */
dev->opt[OPT_FEED_TIMEOUT].cap |= SANE_CAP_INACTIVE;
else
dev->opt[OPT_FEED_TIMEOUT].cap &= ~SANE_CAP_INACTIVE;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
case OPT_PAPER_SIZE:
if (strcmp (dev->val[option].s, val) == 0)
return SANE_STATUS_GOOD;
free (dev->val[OPT_PAPER_SIZE].s);
dev->val[OPT_PAPER_SIZE].s = (SANE_Char *) strdup (val);
i = get_string_list_index (go_paper_list,
dev->val[OPT_PAPER_SIZE].s);
if (i == 0)
{ /*user def */
dev->opt[OPT_TL_X].cap &=
dev->opt[OPT_TL_Y].cap &=
dev->opt[OPT_BR_X].cap &=
dev->opt[OPT_BR_Y].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_LANDSCAPE].cap |= SANE_CAP_INACTIVE;
dev->val[OPT_LANDSCAPE].w = 0;
}
else
{
dev->opt[OPT_TL_X].cap |=
dev->opt[OPT_TL_Y].cap |=
dev->opt[OPT_BR_X].cap |=
dev->opt[OPT_BR_Y].cap |= SANE_CAP_INACTIVE;
if (i == 4 || i == 5 || i == 7)
{ /*A5, A6 or B6 */
dev->opt[OPT_LANDSCAPE].cap &= ~SANE_CAP_INACTIVE;
}
else
{
dev->opt[OPT_LANDSCAPE].cap |= SANE_CAP_INACTIVE;
dev->val[OPT_LANDSCAPE].w = 0;
}
}
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case OPT_AUTOMATIC_THRESHOLD:
if (strcmp (dev->val[option].s, val) == 0)
return SANE_STATUS_GOOD;
free (dev->val[option].s);
dev->val[option].s = (SANE_Char *) strdup (val);
/* If the threshold is not set to none, some option must
* disappear. */
dev->opt[OPT_WHITE_LEVEL].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_NOISE_REDUCTION].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_IMAGE_EMPHASIS].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_AUTOMATIC_SEPARATION].cap |= SANE_CAP_INACTIVE;
dev->opt[OPT_HALFTONE_PATTERN].cap |= SANE_CAP_INACTIVE;
if (strcmp (val, go_automatic_threshold_list[0]) == 0)
{
dev->opt[OPT_WHITE_LEVEL].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_NOISE_REDUCTION].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_IMAGE_EMPHASIS].cap &= ~SANE_CAP_INACTIVE;
dev->opt[OPT_AUTOMATIC_SEPARATION].cap &= ~SANE_CAP_INACTIVE;
if (strcmp (dev->val[OPT_MODE].s, go_scan_mode_list[1]) == 0)
{
dev->opt[OPT_HALFTONE_PATTERN].cap &= ~SANE_CAP_INACTIVE;
}
}
if (info)
{
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
}
return SANE_STATUS_GOOD;
default:
return SANE_STATUS_INVAL;
}
}
DBG (DBG_proc, "sane_control_option: exit, bad\n");
return SANE_STATUS_UNSUPPORTED;
}
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
Ibm_Scanner *s = handle;
SANE_Status status;
SANE_Word cap;
DBG (11, ">> sane_control_option\n");
if (info)
*info = 0;
if (s->scanning)
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 (11, "sane_control_option get_value\n");
switch (option)
{
/* word options: */
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:
*(SANE_Word *) val = s->val[option].w;
return (SANE_STATUS_GOOD);
/* bool options: */
case OPT_ADF:
*(SANE_Bool *) val = s->val[option].b;
return (SANE_STATUS_GOOD);
/* string options: */
case OPT_MODE:
case OPT_PAPER:
strcpy (val, s->val[option].s);
return (SANE_STATUS_GOOD);
}
}
else {
DBG (11, "sane_control_option set_value\n");
if (action == SANE_ACTION_SET_VALUE)
{
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_X_RESOLUTION:
case OPT_Y_RESOLUTION:
if (info && s->val[option].w != *(SANE_Word *) val)
*info |= SANE_INFO_RELOAD_PARAMS;
s->val[option].w = *(SANE_Word *) val;
return (SANE_STATUS_GOOD);
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;
s->val[option].w = *(SANE_Word *) val;
/* resets the paper format to user defined */
if (strcmp(s->val[OPT_PAPER].s, paper_list[IBM_PAPER_USER_DEFINED]) != 0)
{
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
if (s->val[OPT_PAPER].s)
free (s->val[OPT_PAPER].s);
s->val[OPT_PAPER].s = strdup (paper_list[IBM_PAPER_USER_DEFINED]);
}
return (SANE_STATUS_GOOD);
case OPT_NUM_OPTS:
case OPT_BRIGHTNESS:
case OPT_CONTRAST:
s->val[option].w = *(SANE_Word *) 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);
return (SANE_STATUS_GOOD);
case OPT_ADF:
s->val[option].b = *(SANE_Bool *) val;
if (*(SANE_Bool *) val)
s->adf_state = ADF_ARMED;
else
s->adf_state = ADF_UNUSED;
return (SANE_STATUS_GOOD);
case OPT_PAPER:
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 (s->val[OPT_PAPER].s, "User") != 0)
{
s->val[OPT_TL_X].w = 0;
s->val[OPT_TL_Y].w = 0;
if (strcmp (s->val[OPT_PAPER].s, "A3") == 0)
{
s->val[OPT_BR_X].w = PAPER_A3_W;
s->val[OPT_BR_Y].w = PAPER_A3_H;
}
else if (strcmp (s->val[OPT_PAPER].s, "A4") == 0)
{
s->val[OPT_BR_X].w = PAPER_A4_W;
s->val[OPT_BR_Y].w = PAPER_A4_H;
}
else if (strcmp (s->val[OPT_PAPER].s, "A4R") == 0)
{
s->val[OPT_BR_X].w = PAPER_A4R_W;
s->val[OPT_BR_Y].w = PAPER_A4R_H;
}
else if (strcmp (s->val[OPT_PAPER].s, "A5") == 0)
{
s->val[OPT_BR_X].w = PAPER_A5_W;
s->val[OPT_BR_Y].w = PAPER_A5_H;
}
else if (strcmp (s->val[OPT_PAPER].s, "A5R") == 0)
{
s->val[OPT_BR_X].w = PAPER_A5R_W;
s->val[OPT_BR_Y].w = PAPER_A5R_H;
}
else if (strcmp (s->val[OPT_PAPER].s, "A6") == 0)
{
s->val[OPT_BR_X].w = PAPER_A6_W;
s->val[OPT_BR_Y].w = PAPER_A6_H;
}
else if (strcmp (s->val[OPT_PAPER].s, "B4") == 0)
{
s->val[OPT_BR_X].w = PAPER_B4_W;
s->val[OPT_BR_Y].w = PAPER_B4_H;
}
else if (strcmp (s->val[OPT_PAPER].s, "Legal") == 0)
{
s->val[OPT_BR_X].w = PAPER_LEGAL_W;
s->val[OPT_BR_Y].w = PAPER_LEGAL_H;
}
else if (strcmp (s->val[OPT_PAPER].s, "Letter") == 0)
{
s->val[OPT_BR_X].w = PAPER_LETTER_W;
s->val[OPT_BR_Y].w = PAPER_LETTER_H;
}
}
return (SANE_STATUS_GOOD);
}
}
}
DBG (11, "<< sane_control_option\n");
return (SANE_STATUS_INVAL);
}
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
Abaton_Scanner *s = handle;
SANE_Status status;
SANE_Word cap;
if (option < 0 || option >= NUM_OPTIONS)
return SANE_STATUS_INVAL;
if (info != NULL)
*info = 0;
if (s->scanning)
return SANE_STATUS_DEVICE_BUSY;
cap = s->opt[option].cap;
if (!SANE_OPTION_IS_ACTIVE (cap))
return SANE_STATUS_INVAL;
if (action == SANE_ACTION_GET_VALUE)
{
switch (option)
{
/* word options: */
case OPT_NUM_OPTS:
case OPT_X_RESOLUTION:
case OPT_Y_RESOLUTION:
case OPT_RESOLUTION_BIND:
case OPT_PREVIEW:
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_X:
case OPT_BR_Y:
case OPT_BRIGHTNESS:
case OPT_CONTRAST:
case OPT_THRESHOLD:
case OPT_NEGATIVE:
case OPT_MIRROR:
*(SANE_Word *) val = s->val[option].w;
return SANE_STATUS_GOOD;
/* string options */
case OPT_MODE:
case OPT_HALFTONE_PATTERN:
status = sanei_constrain_value (s->opt + option, s->val[option].s,
info);
strcpy (val, s->val[option].s);
return SANE_STATUS_GOOD;
}
}
else if (action == SANE_ACTION_SET_VALUE)
{
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)
{
/* resolution should be uniform for previews, or when the
user says so. */
case OPT_PREVIEW:
s->val[option].w = *(SANE_Word *) val;
if (*(SANE_Word *) val) {
s->val[OPT_Y_RESOLUTION].w = s->val[OPT_X_RESOLUTION].w;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
}
/* always recalculate! */
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case OPT_RESOLUTION_BIND:
s->val[option].w = *(SANE_Word *) val;
if (*(SANE_Word *) val) {
s->val[OPT_Y_RESOLUTION].w = s->val[OPT_X_RESOLUTION].w;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS |
SANE_INFO_RELOAD_OPTIONS;
}
return SANE_STATUS_GOOD;
case OPT_X_RESOLUTION:
if (s->val[OPT_PREVIEW].w || s->val[OPT_RESOLUTION_BIND].w) {
s->val[OPT_Y_RESOLUTION].w = *(SANE_Word *)val;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
}
s->val[option].w = *(SANE_Word *) val;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
case OPT_Y_RESOLUTION:
if (s->val[OPT_PREVIEW].w || s->val[OPT_RESOLUTION_BIND].w) {
s->val[OPT_X_RESOLUTION].w = *(SANE_Word *)val;
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
}
s->val[option].w = *(SANE_Word *) val;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
/* these ones don't have crazy side effects */
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_Y:
s->val[option].w = *(SANE_Word *) val;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
/* this one is somewhat imprecise */
case OPT_BR_X:
s->val[option].w = *(SANE_Word *) val;
calc_parameters (s);
if (info)
*info |= SANE_INFO_RELOAD_PARAMS
| SANE_INFO_INEXACT;
return SANE_STATUS_GOOD;
/* no side-effects whatsoever */
case OPT_BRIGHTNESS:
case OPT_CONTRAST:
case OPT_THRESHOLD:
case OPT_NEGATIVE:
case OPT_MIRROR:
s->val[option].w = *(SANE_Word *) val;
return SANE_STATUS_GOOD;
/* string options */
case OPT_HALFTONE_PATTERN:
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS;
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
return SANE_STATUS_GOOD;
case OPT_MODE:
status = mode_update (s, val);
if (status != SANE_STATUS_GOOD)
return status;
if (s->val[option].s)
free (s->val[option].s);
s->val[option].s = strdup (val);
if (info)
*info |= SANE_INFO_RELOAD_OPTIONS | SANE_INFO_RELOAD_PARAMS;
return SANE_STATUS_GOOD;
} /* End of switch */
} /* End of SET_VALUE */
return SANE_STATUS_INVAL;
}
/**
* Gets or sets an option value.
*
* From the SANE spec:
* This function is used to set or inquire the current value of option
* number n of the device represented by handle h. The manner in which
* the option is controlled is specified by parameter action. The
* possible values of this parameter are described in more detail
* below. The value of the option is passed through argument val. It
* is a pointer to the memory that holds the option value. The memory
* area pointed to by v must be big enough to hold the entire option
* value (determined by member size in the corresponding option
* descriptor).
*
* The only exception to this rule is that when setting the value of a
* string option, the string pointed to by argument v may be shorter
* since the backend will stop reading the option value upon
* encountering the first NUL terminator in the string. If argument i
* is not NULL, the value of *i will be set to provide details on how
* well the request has been met.
*/
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
struct scanner *s = (struct scanner *) handle;
SANE_Int dummy = 0;
/* Make sure that all those statements involving *info cannot break (better
* than having to do "if (info) ..." everywhere!)
*/
if (info == 0)
info = &dummy;
if (option >= NUM_OPTIONS) {
DBG (5, "sane_control_option: %d too big\n", option);
return SANE_STATUS_INVAL;
}
if (!SANE_OPTION_IS_ACTIVE (s->opt[option].cap)) {
DBG (5, "sane_control_option: %d inactive\n", option);
return SANE_STATUS_INVAL;
}
/*
* SANE_ACTION_GET_VALUE: We have to find out the current setting and
* return it in a human-readable form (often, text).
*/
if (action == SANE_ACTION_GET_VALUE) {
SANE_Word * val_p = (SANE_Word *) val;
DBG (20, "sane_control_option: get value for '%s' (%d)\n", s->opt[option].name,option);
switch (option) {
case OPT_NUM_OPTS:
*val_p = NUM_OPTIONS;
return SANE_STATUS_GOOD;
case OPT_MODE:
if(s->mode == MODE_GRAYSCALE){
strcpy (val, STRING_GRAYSCALE);
}
else if(s->mode == MODE_COLOR){
strcpy (val, STRING_COLOR);
}
return SANE_STATUS_GOOD;
}
}
else if (action == SANE_ACTION_SET_VALUE) {
int tmp;
SANE_Status status;
DBG (20, "sane_control_option: set value for '%s' (%d)\n", s->opt[option].name,option);
if ( s->started ) {
DBG (5, "sane_control_option: cant set, device busy\n");
return SANE_STATUS_DEVICE_BUSY;
}
if (!SANE_OPTION_IS_SETTABLE (s->opt[option].cap)) {
DBG (5, "sane_control_option: not settable\n");
return SANE_STATUS_INVAL;
}
status = sanei_constrain_value (s->opt + option, val, info);
if (status != SANE_STATUS_GOOD) {
DBG (5, "sane_control_option: bad value\n");
return status;
}
/*
* Note - for those options which can assume one of a list of
* valid values, we can safely assume that they will have
* exactly one of those values because that's what
* sanei_constrain_value does. Hence no "else: invalid" branches
* below.
*/
switch (option) {
/* Mode Group */
case OPT_MODE:
if (!strcmp (val, STRING_GRAYSCALE)) {
tmp = MODE_GRAYSCALE;
}
else{
tmp = MODE_COLOR;
}
if (tmp == s->mode)
return SANE_STATUS_GOOD;
s->mode = tmp;
*info |= SANE_INFO_RELOAD_PARAMS | SANE_INFO_RELOAD_OPTIONS;
return SANE_STATUS_GOOD;
} /* switch */
} /* else */
return SANE_STATUS_INVAL;
}
SANE_Status
sane_control_option (SANE_Handle handle, SANE_Int option,
SANE_Action action, void *val, SANE_Int * info)
{
V4L_Scanner *s = handle;
SANE_Status status;
SANE_Word cap;
if (info)
*info = 0;
if (option >= NUM_OPTIONS || option < 0)
return SANE_STATUS_INVAL;
DBG (4, "sane_control_option: %s option %d (%s)\n",
action == SANE_ACTION_GET_VALUE ? "get" :
action == SANE_ACTION_SET_VALUE ? "set" :
action == SANE_ACTION_SET_AUTO ? "auto set" :
"(unknow action with)", option,
s->opt[option].name ? s->opt[option].name : s->opt[option].title);
cap = s->opt[option].cap;
if (!SANE_OPTION_IS_ACTIVE (cap))
{
DBG (1, "sane_control option: option is inactive\n");
return SANE_STATUS_INVAL;
}
if (action == SANE_ACTION_GET_VALUE)
{
switch (option)
{
/* word options: */
case OPT_NUM_OPTS:
case OPT_TL_X:
case OPT_TL_Y:
case OPT_BR_X:
case OPT_BR_Y:
case OPT_BRIGHTNESS:
case OPT_HUE:
case OPT_COLOR:
case OPT_CONTRAST:
case OPT_WHITE_LEVEL:
*(SANE_Word *) val = s->val[option].w;
return SANE_STATUS_GOOD;
case OPT_CHANNEL: /* string list options */
case OPT_MODE:
strcpy (val, s->val[option].s);
return SANE_STATUS_GOOD;
default:
DBG (1, "sane_control_option: option %d unknown\n", option);
}
}
else if (action == SANE_ACTION_SET_VALUE)
{
if (!SANE_OPTION_IS_SETTABLE (cap))
{
DBG (1, "sane_control_option: option is not settable\n");
return SANE_STATUS_INVAL;
}
status = sanei_constrain_value (s->opt + option, val, info);
if (status != SANE_STATUS_GOOD)
{
DBG (1, "sane_control_option: sanei_constarin_value failed: %s\n",
sane_strstatus (status));
return status;
}
if (option >= OPT_TL_X && option <= OPT_BR_Y)
{
s->user_corner |= 1 << (option - OPT_TL_X);
if (-1 == v4l1_ioctl (s->fd, VIDIOCGWIN, &s->window))
{
DBG (1, "sane_control_option: ioctl VIDIOCGWIN failed "
"(can not get window geometry)\n");
return SANE_STATUS_INVAL;
}
s->window.clipcount = 0;
s->window.clips = 0;
s->window.height = parms.lines;
s->window.width = parms.pixels_per_line;
}
switch (option)
{
/* (mostly) side-effect-free word options: */
case OPT_TL_X:
break;
case OPT_TL_Y:
break;
case OPT_BR_X:
s->window.width = *(SANE_Word *) val;
parms.pixels_per_line = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
break;
case OPT_BR_Y:
s->window.height = *(SANE_Word *) val;
parms.lines = *(SANE_Word *) val;
if (info)
*info |= SANE_INFO_RELOAD_PARAMS;
break;
case OPT_MODE:
if (info)
*info |= SANE_INFO_RELOAD_PARAMS | SANE_INFO_RELOAD_OPTIONS;
s->val[option].s = strdup (val);
if (!s->val[option].s)
return SANE_STATUS_NO_MEM;
if (strcmp (s->val[option].s, SANE_VALUE_SCAN_MODE_GRAY) == 0)
s->pict.palette = VIDEO_PALETTE_GREY;
else
s->pict.palette = VIDEO_PALETTE_RGB24;
update_parameters (s);
break;
case OPT_BRIGHTNESS:
s->pict.brightness = *(SANE_Word *) val *256;
s->val[option].w = *(SANE_Word *) val;
break;
case OPT_HUE:
s->pict.hue = *(SANE_Word *) val *256;
s->val[option].w = *(SANE_Word *) val;
break;
case OPT_COLOR:
s->pict.colour = *(SANE_Word *) val *256;
s->val[option].w = *(SANE_Word *) val;
break;
case OPT_CONTRAST:
s->pict.contrast = *(SANE_Word *) val *256;
s->val[option].w = *(SANE_Word *) val;
break;
case OPT_WHITE_LEVEL:
s->pict.whiteness = *(SANE_Word *) val *256;
s->val[option].w = *(SANE_Word *) val;
break;
case OPT_CHANNEL:
{
int i;
struct video_channel channel;
s->val[option].s = strdup (val);
if (!s->val[option].s)
return SANE_STATUS_NO_MEM;
for (i = 0; i < MAX_CHANNELS; i++)
{
if (strcmp (s->channel[i], val) == 0)
{
channel.channel = i;
if (-1 == v4l1_ioctl (s->fd, VIDIOCGCHAN, &channel))
{
DBG (1, "sane_open: can't ioctl VIDIOCGCHAN %s: %s\n",
s->devicename, strerror (errno));
return SANE_STATUS_INVAL;
}
if (-1 == v4l1_ioctl (s->fd, VIDIOCSCHAN, &channel))
{
DBG (1, "sane_open: can't ioctl VIDIOCSCHAN %s: %s\n",
s->devicename, strerror (errno));
return SANE_STATUS_INVAL;
}
break;
}
}
return SANE_STATUS_GOOD;
break;
}
default:
DBG (1, "sane_control_option: option %d unknown\n", option);
return SANE_STATUS_INVAL;
}
if (option >= OPT_TL_X && option <= OPT_BR_Y)
{
if (-1 == v4l1_ioctl (s->fd, VIDIOCSWIN, &s->window))
{
DBG (1, "sane_control_option: ioctl VIDIOCSWIN failed (%s)\n",
strerror (errno));
/* return SANE_STATUS_INVAL; */
}
if (-1 == v4l1_ioctl (s->fd, VIDIOCGWIN, &s->window))
{
DBG (1, "sane_control_option: ioctl VIDIOCGWIN failed (%s)\n",
strerror (errno));
return SANE_STATUS_INVAL;
}
}
if (option >= OPT_BRIGHTNESS && option <= OPT_WHITE_LEVEL)
{
if (-1 == v4l1_ioctl (s->fd, VIDIOCSPICT, &s->pict))
{
DBG (1, "sane_control_option: ioctl VIDIOCSPICT failed (%s)\n",
strerror (errno));
/* return SANE_STATUS_INVAL; */
}
}
return SANE_STATUS_GOOD;
}
else if (action == SANE_ACTION_SET_AUTO)
{
if (!(cap & SANE_CAP_AUTOMATIC))
{
DBG (1, "sane_control_option: option can't be set automatically\n");
return SANE_STATUS_INVAL;
}
switch (option)
{
case OPT_BRIGHTNESS:
/* not implemented yet */
return SANE_STATUS_GOOD;
default:
break;
}
}
return SANE_STATUS_INVAL;
}