From bd736b99465dfdd94df481ae5a30402cd05bee63 Mon Sep 17 00:00:00 2001
From: Josh Klontz <Joshua.Klontz@noblis.org>
Date: Mon, 5 May 2014 11:56:08 -0400
Subject: [PATCH] fixed janus edge cases

---
 openbr/janus     | 2 +-
 openbr/janus.cpp | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/openbr/janus b/openbr/janus
index cdac0b6..8b92f41 160000
--- a/openbr/janus
+++ b/openbr/janus
@@ -1 +1 @@
-Subproject commit cdac0b653134087198dd9230bc0956d4dfab4b85
+Subproject commit 8b92f413569ed1f4aee4cae5f5f09c607be1f0c7
diff --git a/openbr/janus.cpp b/openbr/janus.cpp
index 53360e9..9494fcf 100644
--- a/openbr/janus.cpp
+++ b/openbr/janus.cpp
@@ -74,6 +74,7 @@ janus_error janus_augment(const janus_image image, const janus_attribute_list at
 
 janus_error janus_finalize_template(janus_template template_, janus_flat_template flat_template, size_t *bytes)
 {    
+    *bytes = 0;
     foreach (const cv::Mat &m, *template_) {
         assert(m.isContinuous());
         const size_t templateBytes = m.rows * m.cols * m.elemSize();
@@ -118,7 +119,8 @@ janus_error janus_verify(const janus_flat_template a, const size_t a_bytes, cons
     if (*similarity != *similarity) // True for NaN
         return JANUS_UNKNOWN_ERROR;
 
-    *similarity /= comparisons;
+    if (comparisons > 0) *similarity /= comparisons;
+    else                 *similarity = std::numeric_limits<double>::lowest();
     return JANUS_SUCCESS;
 }
 
--
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