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authorJörg Frings-Fürst <debian@jff-webhosting.net>2020-03-30 21:30:45 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2020-03-30 21:30:45 +0200
commitee770c2346eb37e0dcb8b6cf3eaacf3d8efd6bbc (patch)
tree58f05092be1a17a939e861f8cadcda1b6ca2ecef /backend/epjitsu.c
parent0da9e21872802cfc6e975b1ebaf9efb9e5934d84 (diff)
parentfef76e17ed4c607ea73b81279f9ef1d7121be900 (diff)
Merge branch 'release/experimental/1.0.29-1_experimental1'experimental/1.0.29-1_experimental1
Diffstat (limited to 'backend/epjitsu.c')
-rw-r--r--backend/epjitsu.c442
1 files changed, 226 insertions, 216 deletions
diff --git a/backend/epjitsu.c b/backend/epjitsu.c
index ce79a20..714bc0b 100644
--- a/backend/epjitsu.c
+++ b/backend/epjitsu.c
@@ -1,7 +1,7 @@
/* sane - Scanner Access Now Easy.
This file implements a SANE backend for the Fujitsu fi-60F, the
- ScanSnap S300/S1300, and (hopefully) other Epson-based scanners.
+ ScanSnap S300/S1300, and (hopefully) other Epson-based scanners.
Copyright 2007-2015 by m. allan noah <kitno455 at gmail dot com>
Copyright 2009 by Richard Goedeken <richard at fascinationsoftware dot com>
@@ -174,7 +174,7 @@
. . - sane_start() : start image acquisition
. . - sane_get_parameters() : returns actual scan parameters
. . - sane_read() : read image data (from pipe)
- . . (sane_read called multiple times; after sane_read returns EOF,
+ . . (sane_read called multiple times; after sane_read returns EOF,
. . loop may continue with sane_start which may return a 2nd page
. . when doing duplex scans, or load the next page from the ADF)
. .
@@ -218,7 +218,7 @@ unsigned char global_firmware_filename[PATH_MAX];
- function trace 10
- function detail 15
- get/setopt cmds 20
- - usb cmd trace 25
+ - usb cmd trace 25
- usb cmd detail 30
- useless noise 35
*/
@@ -253,7 +253,7 @@ static struct scanner *scanner_devList = NULL;
/*
* Called by SANE initially.
- *
+ *
* From the SANE spec:
* This function must be called before any other SANE function can be
* called. The behavior of a SANE backend is undefined if this
@@ -271,21 +271,21 @@ sane_init (SANE_Int * version_code, SANE_Auth_Callback authorize)
DBG_INIT ();
DBG (10, "sane_init: start\n");
-
+
if (version_code)
*version_code = SANE_VERSION_CODE (SANE_CURRENT_MAJOR, V_MINOR, BUILD);
-
+
DBG (5, "sane_init: epjitsu backend %d.%d.%d, from %s\n",
SANE_CURRENT_MAJOR, V_MINOR, BUILD, PACKAGE_STRING);
DBG (10, "sane_init: finish\n");
-
+
return SANE_STATUS_GOOD;
}
/*
* Called by SANE to find out about supported devices.
- *
+ *
* From the SANE spec:
* This function can be used to query the list of devices that are
* available. If the function executes successfully, it stores a
@@ -298,7 +298,7 @@ sane_init (SANE_Int * version_code, SANE_Auth_Callback authorize)
* returned (devices directly attached to the machine that SANE is
* running on). If it is false, the device list includes all remote
* devices that are accessible to the SANE library.
- *
+ *
* SANE does not require that this function is called before a
* sane_open() call is performed. A device name may be specified
* explicitly by a user which would make it unnecessary and
@@ -318,41 +318,52 @@ sane_get_devices (const SANE_Device *** device_list, SANE_Bool local_only)
FILE *fp;
int num_devices=0;
int i=0;
-
+
local_only = local_only; /* get rid of compiler warning */
-
+
DBG (10, "sane_get_devices: start\n");
-
+
/* mark all existing scanners as missing, attach_one will remove mark */
for (s = scanner_devList; s; s = s->next) {
s->missing = 1;
}
sanei_usb_init();
-
+
fp = sanei_config_open (CONFIG_FILE);
-
+
if (fp) {
-
+
DBG (15, "sane_get_devices: reading config file %s\n", CONFIG_FILE);
-
+
while (sanei_config_read (line, PATH_MAX, fp)) {
-
+
lp = line;
/* ignore comments */
if (*lp == '#')
continue;
-
+
/* skip empty lines */
if (*lp == 0)
continue;
-
+
if ((strncmp ("firmware", lp, 8) == 0) && isspace (lp[8])) {
+ size_t firmware_len;
+
lp += 8;
lp = sanei_config_skip_whitespace (lp);
DBG (15, "sane_get_devices: firmware '%s'\n", lp);
- strncpy((char *)global_firmware_filename,lp,PATH_MAX);
+
+ firmware_len = strlen(lp);
+ if (firmware_len > sizeof(global_firmware_filename) - 1)
+ {
+ DBG (5, "sane_get_devices: firmware file too long. ignoring '%s'\n", lp);
+ }
+ else
+ {
+ strcpy((char *)global_firmware_filename, lp);
+ }
}
else if ((strncmp ("usb", lp, 3) == 0) && isspace (lp[3])) {
DBG (15, "sane_get_devices: looking for '%s'\n", lp);
@@ -364,7 +375,7 @@ sane_get_devices (const SANE_Device *** device_list, SANE_Bool local_only)
}
fclose (fp);
}
-
+
else {
DBG (5, "sane_get_devices: no config file '%s'!\n",
CONFIG_FILE);
@@ -374,7 +385,7 @@ sane_get_devices (const SANE_Device *** device_list, SANE_Bool local_only)
for (s = scanner_devList; s;) {
if(s->missing){
DBG (5, "sane_get_devices: missing scanner %s\n",s->sane.name);
-
+
/*splice s out of list by changing pointer in prev to next*/
if(prev){
prev->next = s->next;
@@ -387,7 +398,7 @@ sane_get_devices (const SANE_Device *** device_list, SANE_Bool local_only)
s = s->next;
free(prev);
prev=NULL;
-
+
/*reset head to next s*/
scanner_devList = s;
}
@@ -397,21 +408,21 @@ sane_get_devices (const SANE_Device *** device_list, SANE_Bool local_only)
s=prev->next;
}
}
-
+
for (s = scanner_devList; s; s=s->next) {
DBG (15, "sane_get_devices: found scanner %s\n",s->sane.name);
num_devices++;
}
-
+
DBG (15, "sane_get_devices: found %d scanner(s)\n",num_devices);
if (sane_devArray)
free (sane_devArray);
-
+
sane_devArray = calloc (num_devices + 1, sizeof (SANE_Device*));
if (!sane_devArray)
return SANE_STATUS_NO_MEM;
-
+
for (s = scanner_devList; s; s=s->next) {
sane_devArray[i++] = (SANE_Device *)&s->sane;
}
@@ -420,24 +431,24 @@ sane_get_devices (const SANE_Device *** device_list, SANE_Bool local_only)
if(device_list){
*device_list = sane_devArray;
}
-
+
DBG (10, "sane_get_devices: finish\n");
-
+
return ret;
}
/* callback used by sane_init
- * build the scanner struct and link to global list
- * unless struct is already loaded, then pretend
+ * build the scanner struct and link to global list
+ * unless struct is already loaded, then pretend
*/
static SANE_Status
attach_one (const char *name)
{
struct scanner *s;
int ret, i;
-
+
DBG (10, "attach_one: start '%s'\n", name);
-
+
for (s = scanner_devList; s; s = s->next) {
if (strcmp (s->sane.name, name) == 0) {
DBG (10, "attach_one: already attached!\n");
@@ -445,30 +456,30 @@ attach_one (const char *name)
return SANE_STATUS_GOOD;
}
}
-
+
/* build a scanner struct to hold it */
DBG (15, "attach_one: init struct\n");
-
+
if ((s = calloc (sizeof (*s), 1)) == NULL)
return SANE_STATUS_NO_MEM;
-
+
/* copy the device name */
s->sane.name = strdup (name);
if (!s->sane.name){
destroy(s);
return SANE_STATUS_NO_MEM;
}
-
+
/* connect the fd */
DBG (15, "attach_one: connect fd\n");
-
+
s->fd = -1;
ret = connect_fd(s);
if(ret != SANE_STATUS_GOOD){
destroy(s);
return ret;
}
-
+
/* load the firmware file into scanner */
ret = load_fw(s);
if (ret != SANE_STATUS_GOOD) {
@@ -487,7 +498,7 @@ attach_one (const char *name)
DBG (15, "attach_one: Found %s scanner %s at %s\n",
s->sane.vendor, s->sane.model, s->sane.name);
-
+
if (strstr (s->sane.model, "S1300i")){
unsigned char stat;
@@ -498,7 +509,7 @@ attach_one (const char *name)
DBG (5, "attach_one: on USB power?\n");
s->usb_power=1;
}
-
+
s->model = MODEL_S1300i;
s->has_adf = 1;
@@ -530,7 +541,7 @@ attach_one (const char *name)
DBG (5, "attach_one: on USB power?\n");
s->usb_power=1;
}
-
+
s->model = MODEL_S300;
s->has_adf = 1;
@@ -624,13 +635,13 @@ attach_one (const char *name)
else{
DBG (15, "attach_one: Found other\n");
}
-
+
/* set SANE option 'values' to good defaults */
DBG (15, "attach_one: init options\n");
-
- /* go ahead and setup the first opt, because
- * frontend may call control_option on it
- * before calling get_option_descriptor
+
+ /* go ahead and setup the first opt, because
+ * frontend may call control_option on it
+ * before calling get_option_descriptor
*/
memset (s->opt, 0, sizeof (s->opt));
for (i = 0; i < NUM_OPTIONS; ++i) {
@@ -638,23 +649,23 @@ attach_one (const char *name)
s->opt[i].size = sizeof (SANE_Word);
s->opt[i].cap = SANE_CAP_INACTIVE;
}
-
+
s->opt[OPT_NUM_OPTS].name = SANE_NAME_NUM_OPTIONS;
s->opt[OPT_NUM_OPTS].title = SANE_TITLE_NUM_OPTIONS;
s->opt[OPT_NUM_OPTS].desc = SANE_DESC_NUM_OPTIONS;
s->opt[OPT_NUM_OPTS].cap = SANE_CAP_SOFT_DETECT;
-
+
DBG (15, "attach_one: init settings\n");
ret = change_params(s);
/* we close the connection, so that another backend can talk to scanner */
disconnect_fd(s);
-
+
s->next = scanner_devList;
scanner_devList = s;
-
+
DBG (10, "attach_one: finish\n");
-
+
return SANE_STATUS_GOOD;
}
@@ -665,9 +676,9 @@ static SANE_Status
connect_fd (struct scanner *s)
{
SANE_Status ret;
-
+
DBG (10, "connect_fd: start\n");
-
+
if(s->fd > -1){
DBG (5, "connect_fd: already open\n");
ret = SANE_STATUS_GOOD;
@@ -676,13 +687,13 @@ connect_fd (struct scanner *s)
DBG (15, "connect_fd: opening USB device\n");
ret = sanei_usb_open (s->sane.name, &(s->fd));
}
-
+
if(ret != SANE_STATUS_GOOD){
DBG (5, "connect_fd: could not open device: %d\n", ret);
}
-
+
DBG (10, "connect_fd: finish\n");
-
+
return ret;
}
@@ -701,7 +712,7 @@ load_fw (struct scanner *s)
size_t cmdLen;
unsigned char stat[2];
size_t statLen;
-
+
DBG (10, "load_fw: start\n");
/*check status*/
@@ -712,7 +723,7 @@ load_fw (struct scanner *s)
DBG (5, "load_fw: firmware already loaded?\n");
return SANE_STATUS_GOOD;
}
-
+
if(!global_firmware_filename[0]){
DBG (5, "load_fw: missing filename\n");
return SANE_STATUS_NO_DOCS;
@@ -757,7 +768,7 @@ load_fw (struct scanner *s)
cmd[1] = 0x06;
cmdLen = 2;
statLen = 1;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -774,14 +785,14 @@ load_fw (struct scanner *s)
free(buf);
return SANE_STATUS_IO_ERROR;
}
-
+
/*length/data*/
cmd[0] = 0x01;
cmd[1] = 0x00;
cmd[2] = 0x01;
cmd[3] = 0x00;
cmdLen = 4;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -803,7 +814,7 @@ load_fw (struct scanner *s)
cmdLen = 1;
statLen = 1;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -818,13 +829,13 @@ load_fw (struct scanner *s)
DBG (5, "load_fw: bad stat on cmd 3\n");
return SANE_STATUS_IO_ERROR;
}
-
+
/*reinit*/
cmd[0] = 0x1b;
cmd[1] = 0x16;
cmdLen = 2;
statLen = 1;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -843,7 +854,7 @@ load_fw (struct scanner *s)
cmd[0] = 0x80;
cmdLen = 1;
statLen = 1;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -882,7 +893,7 @@ get_stat(struct scanner *s)
size_t cmdLen;
unsigned char stat[2];
size_t statLen;
-
+
DBG (10, "get_stat: start\n");
/*check status*/
@@ -890,7 +901,7 @@ get_stat(struct scanner *s)
cmd[1] = 0x03;
cmdLen = 2;
statLen = 2;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -928,7 +939,7 @@ get_ident(struct scanner *s)
NULL, 0,
in, &inLen
);
-
+
if (ret != SANE_STATUS_GOOD){
return ret;
}
@@ -945,7 +956,7 @@ get_ident(struct scanner *s)
s->sane.model= strndup((char *)in+8, 24);
s->sane.type = "scanner";
-
+
DBG (10, "get_ident: finish\n");
return ret;
}
@@ -965,7 +976,7 @@ sane_open (SANE_String_Const name, SANE_Handle * handle)
struct scanner *dev = NULL;
struct scanner *s = NULL;
SANE_Status ret;
-
+
DBG (10, "sane_open: start\n");
if(scanner_devList){
@@ -973,13 +984,13 @@ sane_open (SANE_String_Const name, SANE_Handle * handle)
}
else{
DBG (15, "sane_open: no scanners currently attached, attaching\n");
-
+
ret = sane_get_devices(NULL,0);
if(ret != SANE_STATUS_GOOD){
return ret;
}
}
-
+
if(name[0] == 0){
DBG (15, "sane_open: no device requested, using default\n");
s = scanner_devList;
@@ -994,24 +1005,24 @@ sane_open (SANE_String_Const name, SANE_Handle * handle)
}
}
}
-
+
if (!s) {
DBG (5, "sane_open: no device found\n");
return SANE_STATUS_INVAL;
}
-
+
DBG (15, "sane_open: device %s found\n", s->sane.name);
-
+
*handle = s;
-
+
/* connect the fd so we can talk to scanner */
ret = connect_fd(s);
if(ret != SANE_STATUS_GOOD){
return ret;
}
-
+
DBG (10, "sane_open: finish\n");
-
+
return SANE_STATUS_GOOD;
}
@@ -1086,7 +1097,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
s->mode_list[i++]=STRING_GRAYSCALE;
s->mode_list[i++]=STRING_COLOR;
s->mode_list[i]=NULL;
-
+
opt->name = SANE_NAME_SCAN_MODE;
opt->title = SANE_TITLE_SCAN_MODE;
opt->desc = SANE_DESC_SCAN_MODE;
@@ -1130,7 +1141,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
s->tl_x_range.min = SCANNER_UNIT_TO_FIXED_MM(0);
s->tl_x_range.max = SCANNER_UNIT_TO_FIXED_MM(get_page_width(s)-s->min_x);
s->tl_x_range.quant = MM_PER_UNIT_FIX;
-
+
opt->name = SANE_NAME_SCAN_TL_X;
opt->title = SANE_TITLE_SCAN_TL_X;
opt->desc = SANE_DESC_SCAN_TL_X;
@@ -1149,7 +1160,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
s->tl_y_range.min = SCANNER_UNIT_TO_FIXED_MM(0);
s->tl_y_range.max = SCANNER_UNIT_TO_FIXED_MM(get_page_height(s)-s->min_y);
s->tl_y_range.quant = MM_PER_UNIT_FIX;
-
+
opt->name = SANE_NAME_SCAN_TL_Y;
opt->title = SANE_TITLE_SCAN_TL_Y;
opt->desc = SANE_DESC_SCAN_TL_Y;
@@ -1167,7 +1178,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
s->br_x_range.min = SCANNER_UNIT_TO_FIXED_MM(s->min_x);
s->br_x_range.max = SCANNER_UNIT_TO_FIXED_MM(get_page_width(s));
s->br_x_range.quant = MM_PER_UNIT_FIX;
-
+
opt->name = SANE_NAME_SCAN_BR_X;
opt->title = SANE_TITLE_SCAN_BR_X;
opt->desc = SANE_DESC_SCAN_BR_X;
@@ -1186,7 +1197,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
s->br_y_range.min = SCANNER_UNIT_TO_FIXED_MM(s->min_y);
s->br_y_range.max = SCANNER_UNIT_TO_FIXED_MM(get_page_height(s));
s->br_y_range.quant = MM_PER_UNIT_FIX;
-
+
opt->name = SANE_NAME_SCAN_BR_Y;
opt->title = SANE_TITLE_SCAN_BR_Y;
opt->desc = SANE_DESC_SCAN_BR_Y;
@@ -1377,7 +1388,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
opt->unit = SANE_UNIT_NONE;
if (s->has_adf)
opt->cap = SANE_CAP_SOFT_DETECT | SANE_CAP_HARD_SELECT | SANE_CAP_ADVANCED;
- else
+ else
opt->cap = SANE_CAP_INACTIVE;
}
@@ -1389,7 +1400,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
opt->unit = SANE_UNIT_NONE;
if (s->has_adf)
opt->cap = SANE_CAP_SOFT_DETECT | SANE_CAP_HARD_SELECT | SANE_CAP_ADVANCED;
- else
+ else
opt->cap = SANE_CAP_INACTIVE;
}
@@ -1401,7 +1412,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
opt->unit = SANE_UNIT_NONE;
if (s->has_adf)
opt->cap = SANE_CAP_SOFT_DETECT | SANE_CAP_HARD_SELECT | SANE_CAP_ADVANCED;
- else
+ else
opt->cap = SANE_CAP_INACTIVE;
}
@@ -1413,7 +1424,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
opt->unit = SANE_UNIT_NONE;
if (s->has_adf)
opt->cap = SANE_CAP_SOFT_DETECT | SANE_CAP_HARD_SELECT | SANE_CAP_ADVANCED;
- else
+ else
opt->cap = SANE_CAP_INACTIVE;
}
@@ -1425,7 +1436,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
opt->unit = SANE_UNIT_NONE;
if (s->has_adf)
opt->cap = SANE_CAP_SOFT_DETECT | SANE_CAP_HARD_SELECT | SANE_CAP_ADVANCED;
- else
+ else
opt->cap = SANE_CAP_INACTIVE;
}
@@ -1434,7 +1445,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
/**
* 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
@@ -1445,7 +1456,7 @@ sane_get_option_descriptor (SANE_Handle handle, SANE_Int option)
* 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
@@ -1574,22 +1585,22 @@ sane_control_option (SANE_Handle handle, SANE_Int option,
get_hardware_status(s);
*val_p = s->hw_scan_sw;
return SANE_STATUS_GOOD;
-
+
case OPT_HOPPER:
get_hardware_status(s);
*val_p = s->hw_hopper;
return SANE_STATUS_GOOD;
-
+
case OPT_TOP:
get_hardware_status(s);
*val_p = s->hw_top;
return SANE_STATUS_GOOD;
-
+
case OPT_ADF_OPEN:
get_hardware_status(s);
*val_p = s->hw_adf_open;
return SANE_STATUS_GOOD;
-
+
case OPT_SLEEP:
get_hardware_status(s);
*val_p = s->hw_sleep;
@@ -1630,7 +1641,7 @@ sane_control_option (SANE_Handle handle, SANE_Int option,
* below.
*/
switch (option) {
-
+
/* Mode Group */
case OPT_SOURCE:
if (!strcmp (val, STRING_ADFFRONT)) {
@@ -1766,7 +1777,7 @@ static void
update_transfer_totals(struct transfer * t)
{
if (t->image == NULL) return;
-
+
t->total_bytes = t->line_stride * t->image->height;
t->rx_bytes = 0;
t->done = 0;
@@ -1810,7 +1821,7 @@ static struct model_res settings[] = {
/*S300 AC*/
/* model mode xres yres u mxx mnx mxy mny lin_s pln_s pln_w bh cls cps cpw */
- { MODEL_S300, MODE_COLOR, 150, 150, 0, 1296, 32, 2662, 32, 4256*3, 1480*3, 1296, 41, 8512*3, 2960*3, 2592,
+ { MODEL_S300, MODE_COLOR, 150, 150, 0, 1296, 32, 2662, 32, 4256*3, 1480*3, 1296, 41, 8512*3, 2960*3, 2592,
setWindowCoarseCal_S300_150, setWindowFineCal_S300_150,
setWindowSendCal_S300_150, sendCal1Header_S300_150,
sendCal2Header_S300_150, setWindowScan_S300_150 },
@@ -2056,7 +2067,7 @@ change_params(struct scanner *s)
s->page_width = s->min_x;
s->tl_x = (s->max_x - s->page_width)/2;
s->br_x = (s->max_x + s->page_width)/2;
-
+
/*=============================================================*/
/* set up the calibration scan structs */
/* generally full width, short height, full resolution */
@@ -2102,7 +2113,7 @@ change_params(struct scanner *s)
s->sendcal.y_res = settings[i].y_res;
s->sendcal.pages = img_pages;
s->sendcal.buffer = NULL;
-
+
/*=============================================================*/
/* set up the fullscan parameters */
/* this is bookkeeping for what we actually pull from the scanner */
@@ -2230,7 +2241,7 @@ change_params(struct scanner *s)
s->pages[SIDE_BACK].done = 0;
DBG (10, "change_params: finish\n");
-
+
return ret;
}
@@ -2238,7 +2249,7 @@ change_params(struct scanner *s)
used by scanners to implement brightness/contrast/gamma
or by backends to speed binarization/thresholding
- offset and slope inputs are -127 to +127
+ offset and slope inputs are -127 to +127
slope rotates line around central input/output val,
0 makes horizontal line
@@ -2254,9 +2265,9 @@ change_params(struct scanner *s)
offset moves line vertically, and clamps to output range
0 keeps the line crossing the center of the table
- high low
+ high low
. xxxxxxxx .
- . x .
+ . x .
out x . x
. . x
............ xxxxxxxx....
@@ -2285,7 +2296,7 @@ load_lut (unsigned char * lut,
* first [-127,127] to [-1,1]
* then multiply by PI/2 to convert to radians
* then take the tangent (T.O.A)
- * then multiply by the normal linear slope
+ * then multiply by the normal linear slope
* because the table may not be square, i.e. 1024x256*/
rise = tan((double)slope/127 * M_PI/2) * max_out_val / max_in_val;
@@ -2332,7 +2343,7 @@ load_lut (unsigned char * lut,
* completion of that request. Outside of that window, the returned
* values are best-effort estimates of what the parameters will be
* when sane_start() gets invoked.
- *
+ *
* Calling this function before a scan has actually started allows,
* for example, to get an estimate of how big the scanned image will
* be. The parameters passed to this function are the handle h of the
@@ -2389,9 +2400,9 @@ sane_start (SANE_Handle handle)
struct scanner *s = handle;
SANE_Status ret;
int i;
-
+
DBG (10, "sane_start: start\n");
-
+
/* set side marker on first page */
if(!s->started){
if(s->source == SOURCE_ADF_BACK){
@@ -2462,7 +2473,7 @@ sane_start (SANE_Handle handle)
sane_cancel((SANE_Handle)s);
return ret;
}
-
+
ret = finecal(s);
if (ret != SANE_STATUS_GOOD) {
DBG (5, "sane_start: ERROR: failed to finecal\n");
@@ -2476,14 +2487,14 @@ sane_start (SANE_Handle handle)
sane_cancel((SANE_Handle)s);
return ret;
}
-
+
ret = lamp(s,1);
if (ret != SANE_STATUS_GOOD) {
DBG (5, "sane_start: ERROR: failed to heat lamp\n");
sane_cancel((SANE_Handle)s);
return ret;
}
-
+
/*should this be between each page*/
ret = set_window(s,WINDOW_SCAN);
if (ret != SANE_STATUS_GOOD) {
@@ -2491,7 +2502,7 @@ sane_start (SANE_Handle handle)
sane_cancel((SANE_Handle)s);
return ret;
}
-
+
}
/* reset everything when starting any front, or just back */
@@ -2503,7 +2514,7 @@ sane_start (SANE_Handle handle)
s->fullscan.done = 0;
s->fullscan.rx_bytes = 0;
s->fullscan.total_bytes = s->fullscan.width_bytes * s->fullscan.height;
-
+
/* reset block */
update_transfer_totals(&s->block_xfr);
@@ -2532,7 +2543,7 @@ sane_start (SANE_Handle handle)
}
DBG (10, "sane_start: finish\n");
-
+
return SANE_STATUS_GOOD;
}
@@ -2644,7 +2655,7 @@ coarsecal_send_cal(struct scanner *s, unsigned char *pay)
unsigned char cmd[2];
unsigned char stat[1];
size_t cmdLen,statLen,payLen;
-
+
DBG (5, "coarsecal_send_cal: start\n");
/* send coarse cal (c6) */
cmd[0] = 0x1b;
@@ -2652,7 +2663,7 @@ coarsecal_send_cal(struct scanner *s, unsigned char *pay)
cmdLen = 2;
stat[0] = 0;
statLen = 1;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -2667,7 +2678,7 @@ coarsecal_send_cal(struct scanner *s, unsigned char *pay)
DBG (5, "coarsecal_send_cal: cmd bad c6 status?\n");
return SANE_STATUS_IO_ERROR;
}
-
+
/*send coarse cal payload*/
stat[0] = 0;
statLen = 1;
@@ -2708,7 +2719,7 @@ coarsecal_get_line(struct scanner *s, struct image *img)
cmdLen = 2;
stat[0] = 0;
statLen = 1;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -2726,7 +2737,7 @@ coarsecal_get_line(struct scanner *s, struct image *img)
s->cal_image.image = img;
update_transfer_totals(&s->cal_image);
-
+
while(!s->cal_image.done){
ret = read_from_scanner(s,&s->cal_image);
if(ret){
@@ -2782,7 +2793,7 @@ coarsecal_dark(struct scanner *s, unsigned char *pay)
}
ret = coarsecal_send_cal(s, pay);
-
+
DBG(15, "coarsecal_dark offset: parameter front: %i back: %i\n", param[0], param[1]);
ret = coarsecal_get_line(s, &s->coarsecal);
@@ -2857,7 +2868,7 @@ coarsecal_light(struct scanner *s, unsigned char *pay)
return ret;
}
- try_count = 8;
+ try_count = 8;
param[0] = pay[11];
param[1] = pay[13];
low_param[0] = low_param[1] = 0;
@@ -2872,7 +2883,7 @@ coarsecal_light(struct scanner *s, unsigned char *pay)
DBG(15, "coarsecal_light gain: parameter front: %i back: %i\n", param[0], param[1]);
ret = coarsecal_get_line(s, &s->coarsecal);
-
+
/* gather statistics: count the proportion of 255-valued pixels in each color channel */
/* count the average pixel value in each color channel */
for (i = 0; i < s->coarsecal.pages; i++)
@@ -3119,7 +3130,7 @@ finecal_send_cal(struct scanner *s)
/*second unknown cal block*/
cmd[1] = 0xc4;
statLen = 1;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -3441,13 +3452,13 @@ lamp(struct scanner *s, unsigned char set)
size_t cmdLen = 2;
unsigned char stat[1];
size_t statLen = 1;
-
+
DBG (10, "lamp: start (%d)\n", set);
/*send cmd*/
cmd[0] = 0x1b;
cmd[1] = 0xd0;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -3467,7 +3478,7 @@ lamp(struct scanner *s, unsigned char set)
cmd[0] = set;
cmdLen = 1;
statLen = 1;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -3542,7 +3553,7 @@ set_window(struct scanner *s, int window)
/*send payload*/
statLen = 1;
-
+
ret = do_cmd(
s, 0,
payload, paylen,
@@ -3565,7 +3576,7 @@ set_window(struct scanner *s, int window)
/* instead of internal brightness/contrast/gamma
scanners uses 12bit x 12bit LUT
default is linear table of slope 1
- brightness and contrast inputs are -127 to +127
+ brightness and contrast inputs are -127 to +127
contrast rotates slope of line around central input val
@@ -3581,7 +3592,7 @@ set_window(struct scanner *s, int window)
bright dark
. xxxxxxxx .
- . x .
+ . x .
out x . x
. . x
............ xxxxxxxx....
@@ -3598,12 +3609,12 @@ send_lut (struct scanner *s)
size_t statLen = 1;
unsigned char *out;
size_t outLen;
-
+
int i, j;
double b, slope, offset;
int width;
int height;
-
+
DBG (10, "send_lut: start\n");
if (s->model == MODEL_S1100){
@@ -3630,7 +3641,7 @@ send_lut (struct scanner *s)
* first [-127,127] to [0,254] then to [0,1]
* then multiply by PI/2 to convert to radians
* then take the tangent to get slope (T.O.A)
- * then multiply by the normal linear slope
+ * then multiply by the normal linear slope
* because the table may not be square, i.e. 1024x256*/
slope = tan(((double)s->contrast+127)/254 * M_PI/2);
@@ -3642,17 +3653,17 @@ send_lut (struct scanner *s)
* into a scale that covers the range required
* to slide the contrast curve entirely off the table */
b = ((double)s->brightness/127) * (slope*(width-1) + offset);
-
+
DBG (15, "send_lut: %d %f %d %f %f\n", s->brightness, b,
s->contrast, slope, offset);
-
+
for(i=0;i<width;i++){
j=slope*i + offset + b;
-
+
if(j<0){
j=0;
}
-
+
if(j>(height-1)){
j=height-1;
}
@@ -3675,7 +3686,7 @@ send_lut (struct scanner *s)
out[width*4 + i*2] = (j >> 8) & 0xff;
out[width*4 + i*2+1] = j & 0xff;
}
- else {
+ else {
/*first table, le order*/
out[i*2] = j & 0xff;
out[i*2+1] = (j >> 8) & 0x0f;
@@ -3745,7 +3756,7 @@ get_hardware_status (struct scanner *s)
cmd[0] = 0x1b;
cmd[1] = 0x33;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -3790,12 +3801,12 @@ object_position(struct scanner *s, int ingest)
i = (ingest)?5:1;
- while(i--){
+ while(i--){
/*send paper load cmd*/
cmd[0] = 0x1b;
cmd[1] = 0xd4;
statLen = 1;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -3810,12 +3821,12 @@ object_position(struct scanner *s, int ingest)
DBG (5, "object_position: cmd bad status? %d\n",stat[0]);
continue;
}
-
+
/*send payload*/
statLen = 1;
payLen = 1;
pay[0] = ingest;
-
+
ret = do_cmd(
s, 0,
pay, payLen,
@@ -3853,7 +3864,7 @@ scan(struct scanner *s)
size_t cmdLen = 2;
unsigned char stat[1];
size_t statLen = 1;
-
+
DBG (10, "scan: start\n");
if(s->model == MODEL_S300 || s->model == MODEL_S1100 || s->model == MODEL_S1300i){
@@ -3876,13 +3887,13 @@ scan(struct scanner *s)
}
DBG (10, "scan: finish\n");
-
+
return ret;
}
/*
* Called by SANE to read data.
- *
+ *
* From the SANE spec:
* This function is used to read image data from the device
* represented by handle h. Argument buf is a pointer to a memory
@@ -3890,7 +3901,7 @@ scan(struct scanner *s)
* returned is stored in *len. A backend must set this to zero when
* the call fails (i.e., when a status other than SANE_STATUS_GOOD is
* returned).
- *
+ *
* When the call succeeds, the number of bytes returned can be
* anywhere in the range from 0 to maxlen bytes.
*/
@@ -3900,7 +3911,7 @@ sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len
struct scanner *s = (struct scanner *) handle;
SANE_Status ret=SANE_STATUS_GOOD;
struct page * page;
-
+
DBG (10, "sane_read: start si:%d len:%d max:%d\n",s->side,*len,max_len);
*len = 0;
@@ -3910,7 +3921,7 @@ sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len
DBG (5, "sane_read: call sane_start first\n");
return SANE_STATUS_CANCELLED;
}
-
+
page = &s->pages[s->side];
/* have sent all of current buffer */
@@ -3920,14 +3931,14 @@ sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len
/*S1100 needs help to turn off button*/
if(s->model == MODEL_S1100){
usleep(15000);
-
+
/* eject paper */
ret = object_position(s,EPJITSU_PAPER_EJECT);
if (ret != SANE_STATUS_GOOD && ret != SANE_STATUS_NO_DOCS) {
DBG (5, "sane_read: ERROR: failed to eject\n");
return ret;
}
-
+
/* reset flashing button? */
ret = six5(s);
if (ret != SANE_STATUS_GOOD) {
@@ -3937,12 +3948,12 @@ sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len
}
return SANE_STATUS_EOF;
- }
+ }
/* scan not finished, get more into block buffer */
if(!s->fullscan.done)
{
- /* block buffer currently empty, clean up */
+ /* block buffer currently empty, clean up */
if(!s->block_xfr.rx_bytes)
{
/* block buffer bigger than remainder of scan, shrink block */
@@ -3959,9 +3970,9 @@ sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len
size_t cmdLen = 2;
unsigned char stat[1];
size_t statLen = 1;
-
+
DBG (15, "sane_read: d3\n");
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -4002,7 +4013,7 @@ sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len
size_t cmdLen = 2;
unsigned char in[10];
size_t inLen = 10;
-
+
ret = do_cmd(
s, 0,
cmd, cmdLen,
@@ -4010,7 +4021,7 @@ sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len
in, &inLen
);
hexdump(15, "cmd 43: ", in, inLen);
-
+
if(ret){
DBG (5, "sane_read: error sending 43 cmd\n");
return ret;
@@ -4076,19 +4087,19 @@ sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len
if(*len){
DBG (10, "sane_read: copy rx:%d tx:%d tot:%d len:%d\n",
page->bytes_scanned, page->bytes_read, page->bytes_total,*len);
-
+
memcpy(buf, page->image->buffer + page->bytes_read, *len);
page->bytes_read += *len;
-
+
/* sent it all, return eof on next read */
if(page->bytes_read == page->bytes_scanned && s->fullscan.done){
DBG (10, "sane_read: side done\n");
page->done = 1;
}
- }
+ }
DBG (10, "sane_read: finish si:%d len:%d max:%d\n",s->side,*len,max_len);
-
+
return ret;
}
@@ -4152,39 +4163,39 @@ descramble_raw(struct scanner *s, struct transfer * tp)
for (j = 0; j < height; j++){ /* row (y)*/
int curr_col = 0;
int r=0, g=0, b=0, ppc=0;
-
+
for (k = 0; k <= tp->plane_width; k++){ /* column (x) */
int this_col = k*tp->image->x_res/tp->x_res;
-
+
/* going to change output pixel, dump rgb and reset */
if(ppc && curr_col != this_col){
*p_out = r/ppc;
p_out++;
-
+
*p_out = g/ppc;
p_out++;
-
+
*p_out = b/ppc;
p_out++;
-
+
r = g = b = ppc = 0;
-
+
curr_col = this_col;
}
-
+
if(k == tp->plane_width || this_col >= tp->image->width_pix){
break;
}
-
+
/*red is first*/
r += tp->raw_data[j*tp->line_stride + k*3 + i];
-
+
/*green is second*/
g += tp->raw_data[j*tp->line_stride + tp->plane_stride + k*3 + i];
-
+
/*blue is third*/
b += tp->raw_data[j*tp->line_stride + 2*tp->plane_stride + k*3 + i];
-
+
ppc++;
}
}
@@ -4194,39 +4205,39 @@ descramble_raw(struct scanner *s, struct transfer * tp)
for (j = 0; j < height; j++){ /* row (y)*/
int curr_col = 0;
int r=0, g=0, b=0, ppc=0;
-
+
for (k = 0; k <= tp->plane_width; k++){ /* column (x) */
int this_col = k*tp->image->x_res/tp->x_res;
-
+
/* going to change output pixel, dump rgb and reset */
if(ppc && curr_col != this_col){
*p_out = r/ppc;
p_out++;
-
+
*p_out = g/ppc;
p_out++;
-
+
*p_out = b/ppc;
p_out++;
-
+
r = g = b = ppc = 0;
-
+
curr_col = this_col;
}
-
+
if(k == tp->plane_width || this_col >= tp->image->width_pix){
break;
}
/*red is second*/
r += tp->raw_data[j*tp->line_stride + tp->plane_stride + k];
-
+
/*green is third*/
g += tp->raw_data[j*tp->line_stride + 2*tp->plane_stride + k];
-
+
/*blue is first*/
b += tp->raw_data[j*tp->line_stride + k];
-
+
ppc++;
}
}
@@ -4238,39 +4249,39 @@ descramble_raw(struct scanner *s, struct transfer * tp)
for (i = 0; i < 3; i++){ /* read head */
int r=0, g=0, b=0, ppc=0;
-
+
for (k = 0; k <= tp->plane_width; k++){ /* column (x) within the read head */
int this_col = (k+i*tp->plane_width)*tp->image->x_res/tp->x_res;
-
+
/* going to change output pixel, dump rgb and reset */
if(ppc && curr_col != this_col){
*p_out = r/ppc;
p_out++;
-
+
*p_out = g/ppc;
p_out++;
-
+
*p_out = b/ppc;
p_out++;
-
+
r = g = b = ppc = 0;
-
+
curr_col = this_col;
}
-
+
if(k == tp->plane_width || this_col >= tp->image->width_pix){
break;
}
-
+
/*red is first*/
r += tp->raw_data[j*tp->line_stride + k*3 + i];
-
+
/*green is second*/
g += tp->raw_data[j*tp->line_stride + tp->plane_stride + k*3 + i];
-
+
/*blue is third*/
b += tp->raw_data[j*tp->line_stride + 2*tp->plane_stride + k*3 + i];
-
+
ppc++;
}
}
@@ -4297,15 +4308,15 @@ descramble_raw_gray(struct scanner *s, struct transfer * tp)
if (s->model == MODEL_FI60F || s->model == MODEL_FI65F) {
for (row = 0; row < height; row++){
-
+
unsigned char *p_in = tp->raw_data + row * tp->line_stride;
unsigned char *p_out = tp->image->buffer + row * tp->image->width_pix;
-
+
for (col_out = 0; col_out < tp->image->width_pix; col_out++){
int col_in = col_out * tp->x_res/tp->image->x_res;
int offset = col_in%tp->plane_width;
int step = col_in/tp->plane_width;
-
+
*p_out = *(p_in + offset*3 + step);
p_out++;
}
@@ -4388,12 +4399,12 @@ read_from_scanner(struct scanner *s, struct transfer * tp)
else {
DBG(5, "read_from_scanner: error reading status = %d\n", ret);
}
-
+
free(buf);
DBG (10, "read_from_scanner: finish rB:%lu len:%lu\n",
(unsigned long)(tp->total_bytes - tp->rx_bytes + 8), (unsigned long)bytes);
-
+
return ret;
}
@@ -4439,7 +4450,7 @@ copy_block_to_page(struct scanner *s,int side)
int this_out_row = (this_in_row - page->image->y_skip_offset) * page->image->y_res / s->fullscan.y_res;
DBG (15, "copy_block_to_page: in %d out %d lastout %d\n", this_in_row, this_out_row, last_out_row);
DBG (15, "copy_block_to_page: bs %d wb %d\n", page->bytes_scanned, page->image->width_bytes);
-
+
/* don't walk off the end of the output buffer */
if(this_out_row >= page->image->height || this_out_row < 0){
DBG (10, "copy_block_to_page: out of space? %d\n", side);
@@ -4447,7 +4458,7 @@ copy_block_to_page(struct scanner *s,int side)
page->bytes_scanned, page->bytes_read, page->bytes_total,page->image->width_bytes);
return ret;
}
-
+
/* ok, different output row, so we do the math */
if(this_out_row > last_out_row){
@@ -4459,11 +4470,11 @@ copy_block_to_page(struct scanner *s,int side)
last_out_row = this_out_row;
if (block->mode == MODE_COLOR){
-
+
/* reverse order for back side or FI-60F scanner */
if (line_reverse)
p_in += (page_width - 1) * 3;
-
+
/* convert all of the pixels in this row */
for (j = 0; j < page_width; j++)
{
@@ -4492,18 +4503,18 @@ copy_block_to_page(struct scanner *s,int side)
p_in += 3;
}
}
-
+
/* grayscale input */
else{
unsigned char * p_in = block->image->buffer + (side * block_page_stride)
+ (i * block->image->width_bytes) + page->image->x_start_offset;
-
+
/* reverse order for back side or FI-60F scanner */
if (line_reverse)
p_in += (page_width - 1);
-
+
//memcpy(p_out,p_in,page->image->width_bytes);
-
+
for (j = 0; j < page_width; j++)
{
if (s->mode == MODE_GRAYSCALE)
@@ -4570,7 +4581,7 @@ binarize_line(struct scanner *s, unsigned char *lineOut, int width)
{
int addCol = j + windowX/2;
int dropCol = addCol - windowX;
-
+
if (dropCol >= 0 && addCol < width)
{
sum -= s->dt.buffer[dropCol];
@@ -4584,7 +4595,7 @@ binarize_line(struct scanner *s, unsigned char *lineOut, int width)
*lineOut &= ~mask; /* white */
else
*lineOut |= mask; /* black */
-
+
if (offset == 7)
lineOut++;
}
@@ -4596,7 +4607,7 @@ binarize_line(struct scanner *s, unsigned char *lineOut, int width)
* @@ Section 4 - SANE cleanup functions
*/
/*
- * Cancels a scan.
+ * Cancels a scan.
*
* From the SANE spec:
* This function is used to immediately or as quickly as possible
@@ -4626,7 +4637,7 @@ sane_cancel (SANE_Handle handle)
/*
* Ends use of the scanner.
- *
+ *
* From the SANE spec:
* This function terminates the association between the device handle
* passed in argument h and the device it represents. If the device is
@@ -4684,7 +4695,7 @@ destroy(struct scanner *s)
if(s->sane.model){
free((void *) s->sane.model);
}
-
+
free(s);
DBG (10, "destroy: finish\n");
@@ -4758,7 +4769,7 @@ teardown_buffers(struct scanner *s)
/*
* Terminates the backend.
- *
+ *
* From the SANE spec:
* This function must be called to terminate use of a backend. The
* function will first close all device handles that still might be
@@ -4828,13 +4839,13 @@ do_cmd(struct scanner *s, int shortTime,
/* change timeout */
sanei_usb_set_timeout(cmdTime);
-
+
/* write the command out */
DBG(25, "cmd: writing %ld bytes, timeout %d\n", (long)cmdLen, cmdTime);
hexdump(30, "cmd: >>", cmdBuff, cmdLen);
ret = sanei_usb_write_bulk(s->fd, cmdBuff, &cmdLen);
DBG(25, "cmd: wrote %ld bytes, retVal %d\n", (long)cmdLen, ret);
-
+
if(ret == SANE_STATUS_EOF){
DBG(5,"cmd: got EOF, returning IO_ERROR\n");
return SANE_STATUS_IO_ERROR;
@@ -4993,7 +5004,7 @@ sane_get_select_fd (SANE_Handle h, SANE_Int *fdp)
* due to using FB
*/
static int
-get_page_width(struct scanner *s)
+get_page_width(struct scanner *s)
{
/* scanner max for fb */
if(s->source == SOURCE_FLATBED){
@@ -5009,7 +5020,7 @@ get_page_width(struct scanner *s)
* due to using FB.
*/
static int
-get_page_height(struct scanner *s)
+get_page_height(struct scanner *s)
{
/* scanner max for fb */
if(s->source == SOURCE_FLATBED){
@@ -5018,4 +5029,3 @@ get_page_height(struct scanner *s)
return s->page_height;
}
-