From eea7e096bd779372b7573fa988db75a60f066feb Mon Sep 17 00:00:00 2001
From: Austin Blanton <imaus10@gmail.com>
Date: Thu, 14 Aug 2014 12:15:57 -0400
Subject: [PATCH] Some images get to Cascade when not 8UC and fail a cvAssert, CvtUChar before detectMultiScale

---
 openbr/plugins/cascade.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/openbr/plugins/cascade.cpp b/openbr/plugins/cascade.cpp
index d91ac89..b74eaf9 100644
--- a/openbr/plugins/cascade.cpp
+++ b/openbr/plugins/cascade.cpp
@@ -376,16 +376,18 @@ class CascadeTransform : public MetaTransform
     void project(const TemplateList &src, TemplateList &dst) const
     {
         CascadeClassifier *cascade = cascadeResource.acquire();
-        foreach (const Template &t, src) {
-            const bool enrollAll = t.file.getBool("enrollAll");
+        foreach (const Template &tmpl, src) {
+            const bool enrollAll = tmpl.file.getBool("enrollAll");
 
             // Mirror the behavior of ExpandTransform in the special case
             // of an empty template.
-            if (t.empty() && !enrollAll) {
-                dst.append(t);
+            if (tmpl.empty() && !enrollAll) {
+                dst.append(tmpl);
                 continue;
             }
 
+            Template t;
+            OpenCVUtils::cvtUChar(tmpl.m(), t.m());
             for (int i=0; i<t.size(); i++) {
                 const Mat &m = t[i];
                 std::vector<Rect> rects;
--
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