Update of umax-scsi backend

ChangeLog

@@ -1,3 +1,15 @@
+2003-05-01 Oliver Rauch <Oliver.Rauch@XSane.org>
+
+	* backend/
+		umax-scanner.c  umax-scsidef.h  umax-uc1200se.c  umax-uc630.c
+		umax-ug630.c    umax-usb.c      umax.conf        umax.h
+		umax-scanner.h  umax-uc1200s.c  umax-uc1260.c   umax-uc840.c
+		umax-ug80.c     umax.c          umax.desc
+	  doc/sane-umax.man doc/umax/*
+
+	  update of sane-umax backend
+
+
 2003-04-30  Oliver Schwartz <Oliver.Schwartz@gmx.de>
 
 	* backend/snapscan.c backend/snapscan.h backend/snapscan-options.c

backend/umax-scanner.c

@@ -119,7 +119,7 @@ static char *scanner_str[] =
   "LinoHell",	"SAPHIR2 ",
   "LinoHell",	"SAPHIR3 ", /* 1000x2000 dpi */
 /*  "LinoHell",	"SAPHIR4 ", */
-  "Linotype",	"SAPHIR4 ",
+  "Linotype",	"SAPHIR4 ", /* Linotype-Hell Saphir Ultra II */
 /*  "LinoHell",	"OPAL ", */
   "HDM ",	"LS4H1S ", /* Linoscan 1400 */
   "Nikon ",	"AX-110 ", /* is a Vista S6E */
@@ -128,6 +128,7 @@ static char *scanner_str[] =
   "EPSON ",	"Perfection600 ", 
   "ESCORT ",    "Galleria 600S ", /* is an Astra 600S */
   "EDGE ",	"KTX-9600US ", /* may be an Astra 1220S */
+  "TriGem ",	"PowerScanII ", /* is a Supervista S12 */
   "END_OF_LIST"
 };
 

backend/umax.c

@@ -3073,6 +3073,28 @@ static void umax_correct_inquiry(Umax_Device *dev, char *vendor, char *product,
       }
     }
   }
+  else if (!strncmp(vendor, "TriGem ", 7))
+  {
+    if (!strncmp(product, "PowerScanII ", 12)) /* is a Supervista S-12 */
+    {
+      DBG(DBG_warning,"setting up special options for %s\n", product);
+
+      DBG(DBG_warning," - setting maximum calibration data lines to 66\n");
+      set_inquiry_max_calibration_data_lines(dev->buffer[0], 66);
+
+      if (dev->calibration_width_offset == -99999) /* no calibration-width-offset defined in umax.conf */
+      {
+        dev->calibration_width_offset = -1;
+        DBG(DBG_warning," - adding calibration width offset of %d pixels\n", dev->calibration_width_offset);
+      }
+
+      if (dev->calibration_area == -1) /* no calibration area defined in umax.conf */
+      {
+        DBG(DBG_warning," - calibration by driver is done for each CCD pixel\n");
+        dev->calibration_area = UMAX_CALIBRATION_AREA_CCD;
+      }
+    }
+  }
 }
 
 
@@ -5916,6 +5938,12 @@ SANE_Status sane_init(SANE_Int *version_code, SANE_Auth_Callback authorize)
  size_t len;
  FILE *fp;
 
+  /* we have to initialize these global variables here because sane_init can be called several times */
+  num_devices  = 0;
+  devlist      = NULL;
+  first_dev    = NULL;
+  first_handle = NULL;
+
   DBG_INIT();
 
   DBG(DBG_sane_init,"sane_init\n");
@@ -7543,8 +7571,8 @@ SANE_Status sane_start(SANE_Handle handle)
 
     /* The scanner defines a x-origin-offset for DOR mode, this offset is used for the */
     /* x range in this backend, so the frontend/user knows the correct positions related to */
-    /* scanner´s surface. But the scanner wants x values from origin 0 instead */
+    /* scanner's surface. But the scanner wants x values from origin 0 instead */
-    /* of the x-origin defined by the scanner´s inquiry */
+    /* of the x-origin defined by the scanner`s inquiry */
     if (scanner->device->dor != 0) /* dor mode active */
     {
       DBG(DBG_info,"substracting DOR x-origin-offset from upper left x\n");

backend/umax.conf

@@ -93,12 +93,14 @@ scsi LinoHell Office
 scsi LinoHell Office2
 scsi LinoHell SAPHIR2
 scsi LinoHell SAPHIR3
+scsi Linotype SAPHIR4
 scsi HDM LS4H1S
 scsi Nikon AX-110
 scsi Nikon AX-210
 scsi KYE ColorPage-HR5
 scsi EPSON Perfection600
 scsi ESCORT "Galleria 600S"
+scsi TriGem PowerScanII
 
 # Umax Astra 2200 via USB:
 # usb vendor product

backend/umax.h

@@ -65,6 +65,10 @@
 
 /* --------------------------------------------------------------------------------------------------------- */
 
+#define SANE_UMAX_FIX_ROUND(val) ((SANE_Word) ((val) * (1 << SANE_FIXED_SCALE_SHIFT) + 1.0 / (1 << (SANE_FIXED_SCALE_SHIFT+1))))
+
+/* --------------------------------------------------------------------------------------------------------- */
+
 enum Umax_Option
 {
     OPT_NUM_OPTS = 0,

doc/sane-umax.man

@@ -1,4 +1,4 @@
-.TH sane-umax 5 "16 august 2000" "@PACKAGEVERSION@" "SANE Scanner Access Now Easy"
+.TH sane-umax 5 "29 november 2002" "@PACKAGEVERSION@" "SANE Scanner Access Now Easy"
 .IX sane-umax
 
 .SH NAME
@@ -42,6 +42,7 @@ shown below:
  option calibration-full-ccd -1
  option calibration-width-offset -1
  option calibration-bytes-pixel -1
+ option exposure-time-rgb-bind -1
  option invert-shading-data -1 
  option lamp-control-available 0
  option gamma-lsb-padded 0
@@ -123,6 +124,12 @@ shown below:
     2 = 2 bytes/pixel
    use # bytes per pixel for calibration
 
+ - exposure-time-rgb-bind:
+   values:
+   -1 = automatically set by driver - if known
+    0 = disabled (own selection for red, green and blue)
+    1 = enabled (same values for red, green and blue)
+ 
  - invert-shading-data:
    values:
    -1 = automatically set by driver - if known