Merge pull request #1070 from stweil/resolution

Change default resolution from 70 to 300 dpi
tesseract-ocr · Aug 8, 2017 · efa50da · efa50da
2 parents 5f5e85e + 0720b3f
commit efa50da
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/api/baseapi.cpp b/api/baseapi.cpp
@@ -106,6 +106,8 @@ const int kMaxIntSize = 22;
 const int kMinCredibleResolution = 70;
 /** Maximum believable resolution.  */
 const int kMaxCredibleResolution = 2400;
+/** Default resolution.  */
+const int kDefaultResolution = 300;
 
 TessBaseAPI::TessBaseAPI()
     : tesseract_(nullptr),
@@ -2199,8 +2201,8 @@ bool TessBaseAPI::Threshold(Pix** pix) {
     // Use the minimum default resolution, as it is safer to under-estimate
     // than over-estimate resolution.
     tprintf("Warning. Invalid resolution %d dpi. Using %d instead.\n", y_res,
-            kMinCredibleResolution);
-    thresholder_->SetSourceYResolution(kMinCredibleResolution);
+            kDefaultResolution);
+    thresholder_->SetSourceYResolution(kDefaultResolution);
   }
   PageSegMode pageseg_mode =
       static_cast<PageSegMode>(