Fix memory leak for PNG images

Commit 5fe1390 used an implementation which created a new Pix object. That object was never destroyed. Signed-off-by: Stefan Weil <sw@weilnetz.de>
tesseract-ocr · Jan 23, 2019 · 9e6e3a0 · 9e6e3a0
1 parent daf61f7
commit 9e6e3a0
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/api/baseapi.cpp b/src/api/baseapi.cpp
@@ -613,9 +613,9 @@ void TessBaseAPI::SetImage(Pix* pix) {
   if (InternalSetImage()) {
     if (pixGetSpp(pix) == 4 && pixGetInputFormat(pix) == IFF_PNG) {
       // remove alpha channel from png
-      PIX* p1 = pixRemoveAlpha(pix);
+      Pix* p1 = pixRemoveAlpha(pix);
       pixSetSpp(p1, 3);
-      pix = pixCopy(nullptr, p1);
+      (void)pixCopy(pix, p1);
       pixDestroy(&p1);
     }
     thresholder_->SetImage(pix);