QRCodeImageProvider: fix 0/1 black/white mixup

8 years ago · fdd6ad4d24
parent 26abdee5c4
commit fdd6ad4d24
1 changed files with 1 additions and 1 deletions
--- a/src/libwalletqt/QRCodeImageProvider.cpp
+++ b/src/libwalletqt/QRCodeImageProvider.cpp
@ -10,7 +10,7 @@ QImage QRCodeImageProvider::requestImage(const QString &id, QSize *size, const Q
  QImage img = QImage(qrcode.size, qrcode.size, QImage::Format_Mono);
  for (int y = 0; y < qrcode.size; ++y)
    for (int x = 0; x < qrcode.size; ++x)
-      img.setPixel(x, y, qrcode.getModule(x, y));
+      img.setPixel(x, y, !qrcode.getModule(x, y)); // 1 is black, not "255/white"
  if (size)
    *size = QSize(qrcode.size, qrcode.size);
  return img;