Null check for GetSourceYResolution (#3457)

* Null check for GetSourceYResolution Added missing NULL check to avoid crash when we read property in our tesseract wrapper. * Added missing return value. added -1 to return if undefined.
tesseract-ocr · Jun 16, 2021 · 75e6c3e · 75e6c3e
1 parent 7a308ed
commit 75e6c3e
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/api/baseapi.cpp b/src/api/baseapi.cpp
@@ -955,6 +955,8 @@ const char *TessBaseAPI::GetDatapath() {
 }
 
 int TessBaseAPI::GetSourceYResolution() {
+  if (thresholder_ == nullptr)
+    return -1;
   return thresholder_->GetSourceYResolution();
 }