From cfeb82d9fc494c17bb12fa18a445459cc15fbe55 Mon Sep 17 00:00:00 2001
From: Nathan Graves <Nathan.Graves@kofile.us>
Date: Thu, 16 Feb 2017 16:46:55 -0800
Subject: [PATCH] Added check for mats.empty() on failed image load.

---
 src/OpenCV.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/OpenCV.cc b/src/OpenCV.cc
index 1d6067b..7e28290 100755
--- a/src/OpenCV.cc
+++ b/src/OpenCV.cc
@@ -81,6 +81,10 @@ NAN_METHOD(OpenCV::ReadImageMulti) {
     if (info[0]->IsString()) {
       std::string filename = std::string(*Nan::Utf8String(info[0]->ToString()));
       cv::imreadmulti(filename, mats);
+
+      if (mats.empty()) {
+        argv[0] = Nan::Error("Error loading file");
+      }
     }
   } catch (cv::Exception& e) {
     argv[0] = Nan::Error(e.what());