Merge pull request #752 from stweil/warn

Remove some unused local variables and functions

api/baseapi.cpp

@@ -1616,13 +1616,7 @@ char* TessBaseAPI::GetTSVText(int page_number) {
 
     // Now, process the word...
     int left, top, right, bottom;
-    bool bold, italic, underlined, monospace, serif, smallcaps;
-    int pointsize, font_id;
-    const char* font_name;
     res_it->BoundingBox(RIL_WORD, &left, &top, &right, &bottom);
-    font_name =
-        res_it->WordFontAttributes(&bold, &italic, &underlined, &monospace,
-                                   &serif, &smallcaps, &pointsize, &font_id);
     word_num++;
     tsv_str.add_str_int("5\t", page_num);  // level 5 - word
     tsv_str.add_str_int("\t", block_num);

ccutil/scanutils.cpp

@@ -281,7 +281,6 @@ static int tvfscanf(FILE* stream, const char *format, va_list ap) {
   } state = ST_NORMAL;
   char *sarg = NULL;    // %s %c or %[ string argument
   enum Bail bail = BAIL_NONE;
-  int sign;
   int converted = 0;    // Successful conversions
   unsigned long matchmap[((1 << CHAR_BIT)+(CHAR_BIT * sizeof(long) - 1)) /
       (CHAR_BIT * sizeof(long))];
@@ -363,28 +362,28 @@ static int tvfscanf(FILE* stream, const char *format, va_list ap) {
             case 'P':   // Upper case pointer
             case 'p':   // Pointer
               rank = RANK_PTR;
-              base = 0; sign = 0;
+              base = 0;
             goto scan_int;
 
             case 'i':   // Base-independent integer
-              base = 0; sign = 1;
+              base = 0;
             goto scan_int;
 
             case 'd':   // Decimal integer
-              base = 10; sign = 1;
+              base = 10;
             goto scan_int;
 
             case 'o':   // Octal integer
-              base = 8; sign = 0;
+              base = 8;
             goto scan_int;
 
             case 'u':   // Unsigned decimal integer
-              base = 10; sign = 0;
+              base = 10;
             goto scan_int;
 
             case 'x':   // Hexadecimal integer
             case 'X':
-              base = 16; sign = 0;
+              base = 16;
             goto scan_int;
 
             case 'n':   // Number of characters consumed

classify/trainingsampleset.cpp

@@ -507,22 +507,6 @@ bool TrainingSampleSet::DeleteableSample(const TrainingSample* sample) {
   return sample == NULL || sample->class_id() < 0;
 }
 
-static Pix* DebugSample(const UNICHARSET& unicharset,
-                        TrainingSample* sample) {
-  tprintf("\nOriginal features:\n");
-  for (int i = 0; i < sample->num_features(); ++i) {
-    sample->features()[i].print();
-  }
-  if (sample->features_are_mapped()) {
-    tprintf("\nMapped features:\n");
-    for (int i = 0; i < sample->mapped_features().size(); ++i) {
-      tprintf("%d ", sample->mapped_features()[i]);
-    }
-    tprintf("\n");
-  }
-  return sample->RenderToPix(&unicharset);
-}
-
 // Construct an array to access the samples by font,class pair.
 void TrainingSampleSet::OrganizeByFontAndClass() {
   // Font indexes are sparse, so we used a map to compact them, so we can

lstm/input.cpp

@@ -138,7 +138,6 @@ void Input::PreparePixInput(const StaticShape& shape, const Pix* pix,
     else
       normed_pix = pixConvertTo8(var_pix, false);
   }
-  int width = pixGetWidth(normed_pix);
   int height = pixGetHeight(normed_pix);
   int target_height = shape.height();
   if (target_height == 1) target_height = shape.depth();