From 068ecb07d76c96f591c7bc104e3a4f61ad694726 Mon Sep 17 00:00:00 2001 From: Tadas Baltrusaitis Date: Fri, 30 Mar 2018 10:21:22 +0100 Subject: [PATCH] Bug fix when no faces are detected. --- lib/local/Utilities/src/Visualizer.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/local/Utilities/src/Visualizer.cpp b/lib/local/Utilities/src/Visualizer.cpp index 6dafb4f..d9c6d3a 100644 --- a/lib/local/Utilities/src/Visualizer.cpp +++ b/lib/local/Utilities/src/Visualizer.cpp @@ -421,11 +421,11 @@ void Visualizer::SetFps(double fps) char Visualizer::ShowObservation() { - if (vis_align) + if (vis_align && !aligned_face_image.empty()) { cv::imshow("sim_warp", aligned_face_image); } - if (vis_hog) + if (vis_hog && !hog_image.empty()) { cv::imshow("hog", hog_image); }