Refactor function Textord::clean_noise_from_row (#4225)

Co-authored-by: Stefan Weil <sw@weilnetz.de>
tesseract-ocr · Apr 26, 2024 · d461867 · d461867
1 parent a1837f1
commit d461867
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/src/textord/tordmain.cpp b/src/textord/tordmain.cpp
@@ -533,16 +533,17 @@ bool Textord::clean_noise_from_row( // remove empties
       }
     }
   }
+  // TODO: check whether `&& super_norm_count < textord_noise_sncount`should always be added here.
+  bool rejected = dot_count > norm_count * textord_noise_normratio &&
+                  dot_count > 2;
   if (textord_noise_debug) {
     tprintf("Row ending at (%d,%g):", blob_box.right(), row->base_line(blob_box.right()));
     tprintf(" R=%g, dc=%d, nc=%d, %s\n",
             norm_count > 0 ? static_cast<float>(dot_count) / norm_count : 9999, dot_count,
             norm_count,
-            dot_count > norm_count * textord_noise_normratio && dot_count > 2 ? "REJECTED"
-                                                                              : "ACCEPTED");
+            rejected? "REJECTED": "ACCEPTED");
   }
-  return super_norm_count < textord_noise_sncount &&
-         dot_count > norm_count * textord_noise_rowratio && dot_count > 2;
+  return super_norm_count < textord_noise_sncount && rejected;
 }
 
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