From 6570342559d3b808fcd6228020e8a13a539de477 Mon Sep 17 00:00:00 2001
From: ser1zw <azariahsawtikes@gmail.com>
Date: Mon, 13 Jan 2014 19:10:53 +0900
Subject: [PATCH] fix cast error

---
 ext/opencv/facerecognizer.cpp | 11 +++++------
 ext/opencv/facerecognizer.h   |  2 +-
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/ext/opencv/facerecognizer.cpp b/ext/opencv/facerecognizer.cpp
index d52a448..883b015 100644
--- a/ext/opencv/facerecognizer.cpp
+++ b/ext/opencv/facerecognizer.cpp
@@ -18,20 +18,19 @@ __NAMESPACE_BEGIN_FACERECOGNIZER
 
 VALUE rb_klass;
 
-std::map< long, cv::Ptr<cv::FaceRecognizer> > ptr_guard_map;
+std::map<void*, cv::Ptr<cv::FaceRecognizer> > ptr_guard_map;
 
 void
 guard_facerecognizer(void* data_ptr, cv::Ptr<cv::FaceRecognizer> ptr)
 {
-  ptr_guard_map[(long)data_ptr] = ptr;
+  ptr_guard_map[data_ptr] = ptr;
 }
 
 void
-release_facerecognizer(void *ptr)
+release_facerecognizer(void *data_ptr)
 {
-  long key = (long)ptr;
-  ptr_guard_map[key].release();
-  ptr_guard_map.erase(key);
+  ptr_guard_map[data_ptr].release();
+  ptr_guard_map.erase(data_ptr);
 }
 
 VALUE
diff --git a/ext/opencv/facerecognizer.h b/ext/opencv/facerecognizer.h
index e662b9b..7ea403a 100644
--- a/ext/opencv/facerecognizer.h
+++ b/ext/opencv/facerecognizer.h
@@ -27,7 +27,7 @@ VALUE rb_save(VALUE self, VALUE filename);
 VALUE rb_load(VALUE self, VALUE filename);
 
 void guard_facerecognizer(void* data_ptr, cv::Ptr<cv::FaceRecognizer> ptr);
-void release_facerecognizer(void *ptr);
+void release_facerecognizer(void *data_ptr);
 VALUE allocate_facerecognizer(VALUE klass);
 
 __NAMESPACE_END_FACERECOGNIZER