Commited the latest avision backend.

backend/avision.conf

@@ -10,4 +10,6 @@ scsi hp
 
 #option disable-gamma-table
 #option disable-calibration
+#option one-calib-only
 #option force-a4
+

backend/avision.h

@@ -86,10 +86,14 @@ typedef struct Avision_HWEntry {
   } scanner_type;
   
   /* feature overwrites */
-  enum {AV_CALIB2 = 1, /* use single command calibraion send (i.e. all new scanners) */
-	AV_GAMMA2 = 2, /* use 512 bytes gamma table (i.e. Minolta film-scanner) */
-	AV_GAMMA3 = 4  /* use 256 bytes gamma table (i.e. HP 5370C) */
-	/* more to come ... */
+  enum {
+    /* use single command calibraion send (i.e. all new scanners) */
+    AV_CALIB2 = 1,
+    /* use 512 bytes gamma table (i.e. Minolta film-scanner) */
+    AV_GAMMA2 = 2,
+    /* use 256 bytes gamma table (i.e. HP 5370C) */
+    AV_GAMMA3 = 4  
+    /* more to come ... */
   } feature_type;
   
 } Avision_HWEntry;
@@ -170,12 +174,13 @@ typedef struct Avision_Device
   SANE_Range speed_range;
 
   SANE_Bool inquiry_new_protocol;
+  SANE_Bool inquiry_detect_accessories;
   SANE_Bool inquiry_needs_calibration;
   SANE_Bool inquiry_needs_gamma;
   SANE_Bool inquiry_needs_software_colorpack;
   
-  int    inquiry_optical_res;     /* in dpi */
-  int    inquiry_max_res;         /* in dpi */
+  int inquiry_optical_res;     /* in dpi */
+  int inquiry_max_res;         /* in dpi */
   
   double inquiry_x_range;         /* in mm */
   double inquiry_y_range;         /* in mm */
@@ -186,18 +191,28 @@ typedef struct Avision_Device
   double inquiry_transp_x_range;  /* in mm */
   double inquiry_transp_y_range;  /* in mm */
   
-  int    inquiry_color_boundary;
-  int    inquiry_grey_boundary;
-  int    inquiry_line_difference; /* software color pack */
+  int inquiry_color_boundary;
+  int inquiry_grey_boundary;
+  int inquiry_dithered_boundary;
+  int inquiry_thresholded_boundary;
+  int inquiry_line_difference; /* software color pack */
   
-  /* int    inquiry_bits_per_channel; */
+  /* int inquiry_bits_per_channel; */
   
+  /* accessories */
+  SANE_Bool inquiry_adf;
+  SANE_Bool inquiry_light_box;
+  
+  /* film scanner atributes - maybe these should be in the scanner struct? */
   SANE_Range frame_range;
   SANE_Word current_frame;
   SANE_Word holder_type;
-
+  
+  /* driver state */
+  SANE_Bool is_calibrated;
+  
   Avision_HWEntry* hw;
-
+  
 } Avision_Device;
 
 /* all the state relevant for the SANE interface */
@@ -210,6 +225,9 @@ typedef struct Avision_Scanner
   Option_Value val [NUM_OPTIONS];
   SANE_Int gamma_table [4][256];
   
+  /* page (ADF) state */
+  int page;
+  
   /* Parsed option values and variables that are valid only during
      the actual scan: */
   
@@ -326,13 +344,21 @@ typedef struct Avision_Scanner
 /* SCSI commands that the Avision scanners understand: */
 
 #define AVISION_SCSI_TEST_UNIT_READY        0x00
+#define AVISION_SCSI_MEDIA_CHECK            0x08
 #define AVISION_SCSI_INQUIRY                0x12
-#define AVISION_SCSI_MODE_SELECT            0x15 
+#define AVISION_SCSI_MODE_SELECT            0x15
 #define AVISION_SCSI_SCAN                   0x1b
 #define AVISION_SCSI_SET_WINDOW             0x24
 #define AVISION_SCSI_READ                   0x28
 #define AVISION_SCSI_SEND                   0x2a
-#define AVISION_SCSI_GET_DATA_STATUS        0x34 
+#define AVISION_SCSI_OBJECT_POSITION        0x31
+#define AVISION_SCSI_GET_DATA_STATUS        0x34
+
+#define AVISION_SCSI_OP_REJECT_PAPER        0x00
+#define AVISION_SCSI_OP_LOAD_PAPER          0x01
+#define AVISION_SCSI_OP_GO_HOME             0x02
+#define AVISION_SCSI_OP_TRANS_CALIB_GREY    0x04
+#define AVISION_SCSI_OP_TRANS_CALIB_COLOR   0x05
 
 /* The structures that you have to send to an avision to get it to
    do various stuff... */

doc/descriptions/avision.desc

@@ -29,7 +29,7 @@
 :interface "SCSI"
 :comment "1 pass, 600 DPI"
 
-:mfg "HP"
+:mfg "Hewlett-Packard"
 :url "http://www.hp.com/"
 
 :model "HP 5300"
@@ -41,11 +41,14 @@
 :model "HP 7400"
 :interface "USB"
 :comment "1 pass, 1200 DPI"
+:model "HP 7450"
+:interface "USB"
+:comment "1 pass, 1200 DPI"
 
-:mfg "MINOLTA"
+:mfg "Minolta"
 :url "http://www.minolta.com/"
 
-:model "FS-V1"
+:model "FS-V1 (Dimage Scan Dual II)"
 :interface "USB"
 :comment "1 pass, 2820 DPI, film-scanner"
 

doc/sane-avision.man

@@ -1,4 +1,4 @@
-.TH sane-avision 5 "10 Dec 2001"
+.TH sane-avision 5 "07 Julc 2002"
 .IX sane-avision
 
 .SH NAME
@@ -36,23 +36,34 @@ the first scans!
  #
  option force-a4
  option disable-gamma-table
+ option disable-calibration
+ option disable-calibration
+ option one-calib-only
  
  - force-a4:
    Forces the backend to overwrite the scanable area
    returned by the scanner. This might be needed for
    the AV 630 which returns no area - or newer scanners
-   which retuns the area in a unkown format our backend
+   which retun the area in a unkown format our backend
    doesn't recongize yet.
  
  - disable-gamma-table:
    Disables the usage of the scanner's gamma-table. You
-   might try this if your scans hang, or only produces
+   might try this if your scans hang or only produces
    random garbage.
  
  - disable-calibration:
    Disables the scanner's color calibration. You
-   might try this if your scans hang, or only produces
+   might try this if your scans hang or only produces
    random garbage.
+ 
+ - one-calib-only
+   When this option is enabled, the backend will only
+   perform a calibration when the backend is initialized
+   and not before each scan. This might extend the life
+   of the CCD, but does not work reliable with the newer
+   USB scanners (they hang sometimes or return garbage
+   image data). So this option should be used with care.
 
 .SH "DEVICE NAMES"
 This backend expects device names of the form:
@@ -118,4 +129,4 @@ sane(7), sane\-scsi(5)
 http://drocklinux.dyndns.org/rene/avision/index.html
 
 .SH AUTHOR
-René Rebe, Meino Christian Cramer and Martin Jelínek
+René Rebe, Meino Christian Cramer and Jose Paulo Moitinho de Almeida