Description: Test patch for testing Fujitsu adjust brightness and threshold.
 ++++ only for testing ++++
Author: m. allan noah <kitno455@gmail.com>
Bug: https://alioth.debian.org/tracker/?func=detail&atid=410366&aid=315069&group_id=30186
Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=740256
Last-Update: 2015-05-28
---
This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
diff --git a/backend/fujitsu.c b/backend/fujitsu.c
index 7f008d0..5e97810 100644
--- a/backend/fujitsu.c
+++ b/backend/fujitsu.c
@@ -620,7 +620,7 @@
 #include "fujitsu.h"
 
 #define DEBUG 1
-#define BUILD 125
+#define BUILD 126
 
 /* values for SANE_DEBUG_FUJITSU env var:
  - errors           5
@@ -2271,6 +2271,7 @@ init_model (struct fujitsu *s)
 
     /* weirdness */
     s->need_q_table = 1;
+    s->late_lut = 1;
     s->need_diag_preread = 1;
     s->ppl_mod_by_mode[MODE_COLOR] = 2;
     s->hopper_before_op = 1;
@@ -6899,6 +6900,13 @@ sane_start (SANE_Handle handle)
       if (ret != SANE_STATUS_GOOD)
         DBG (5, "sane_start: WARNING: cannot send_endorser %d\n", ret);
 
+      /* send lut if scanner has no hardware brightness/contrast */
+      if (!s->late_lut && (!s->brightness_steps || !s->contrast_steps)){
+        ret = send_lut(s);
+        if (ret != SANE_STATUS_GOOD)
+          DBG (5, "sane_start: WARNING: cannot early send_lut %d\n", ret);
+      }
+    
       /* set window command */
       ret = set_window(s);
       if (ret != SANE_STATUS_GOOD) {
@@ -6907,10 +6915,10 @@ sane_start (SANE_Handle handle)
       }
     
       /* send lut if scanner has no hardware brightness/contrast */
-      if (!s->brightness_steps || !s->contrast_steps){
+      if (s->late_lut && (!s->brightness_steps || !s->contrast_steps)){
         ret = send_lut(s);
         if (ret != SANE_STATUS_GOOD)
-          DBG (5, "sane_start: WARNING: cannot send_lut %d\n", ret);
+          DBG (5, "sane_start: WARNING: cannot late send_lut %d\n", ret);
       }
     
       /* some scanners need the q table sent, even when not scanning jpeg */
diff --git a/backend/fujitsu.h b/backend/fujitsu.h
index e1f7d68..6ce1a56 100644
--- a/backend/fujitsu.h
+++ b/backend/fujitsu.h
@@ -332,6 +332,7 @@ struct fujitsu
   int broken_diag_serial;   /* some scanners are just plain borked */
   int need_q_table;         /* some scanners wont work without these */
   int need_diag_preread;    
+  int late_lut;    
   int hopper_before_op;     /* some scanners dont like OP when hopper empty */
   int no_wait_after_op;     /* some scanners dont like TUR after OP */