Replace undefined valid to markersOfBoardDetected

2 years ago · 8cc11b28b9
parent 22d0e7180b
commit 8cc11b28b9
1 changed files with 2 additions and 1 deletions
--- a/modules/aruco/tutorials/aruco_board_detection/aruco_board_detection.markdown
+++ b/modules/aruco/tutorials/aruco_board_detection/aruco_board_detection.markdown
@ -204,7 +204,8 @@ Finally, a full example of board detection:
            cv::solvePnP(objPoints, imgPoints, cameraMatrix, distCoeffs, rvec, tvec);

            // If at least one board marker detected
-            if(valid > 0)
+            markersOfBoardDetected = (int)objPoints.total() / 4;
+            if(markersOfBoardDetected > 0)
                cv::drawFrameAxes(imageCopy, cameraMatrix, distCoeffs, rvec, tvec, 0.1);
        }