From 0f3a0557538d3ea6751cc20b37661fa5eee5343b Mon Sep 17 00:00:00 2001
From: chenzhiwo <chenzhiwo@139.com>
Date: Thu, 18 Aug 2016 16:25:23 +0800
Subject: [PATCH 1/2] Add a launch file that using usb camera.

---
 launch/face_recognition.launch | 39 ++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 launch/face_recognition.launch

diff --git a/launch/face_recognition.launch b/launch/face_recognition.launch
new file mode 100644
index 0000000..e661398
--- /dev/null
+++ b/launch/face_recognition.launch
@@ -0,0 +1,39 @@
+<launch>
+	<arg name="show_screen" default="true"/>
+
+	<node
+		name="usb_camera"
+		pkg="usb_cam"
+		type="usb_cam_node"
+		required="true"
+		output="screen">
+		<param name="autofocus" type="boolean" value="true"/>
+	</node>
+
+	<node
+		name="Fserver"
+		pkg="face_recognition"
+		type="Fserver"
+		required="true">
+		<remap
+			from="camera/image_raw"
+			to="usb_camera/image_raw"/>
+		<param 
+			name="show_screen_flag" 
+			type="boolean" 
+			value="$(arg show_screen)"/>
+	</node>
+
+	<node
+		name="Fclient"
+		pkg="face_recognition"
+		type="Fclient"
+		required="true"
+		output="screen">
+		<remap
+			from="face_recognition"
+			to="Fserver"
+			/>
+	</node>
+
+</launch>

From 745c464538580ce8e0ca94014029fcee7e3dce3d Mon Sep 17 00:00:00 2001
From: chenzhiwo <chenzhiwo@139.com>
Date: Thu, 18 Aug 2016 16:32:08 +0800
Subject: [PATCH 2/2] [face_recognition.cpp] Fix Wreorder warning, it_ will be
 initialized after pnh_.

---
 src/face_recognition.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/face_recognition.cpp b/src/face_recognition.cpp
index 48b764f..24d5861 100644
--- a/src/face_recognition.cpp
+++ b/src/face_recognition.cpp
@@ -48,9 +48,9 @@ class FaceRecognition
 public:
     
   FaceRecognition(std::string name) : 
+    pnh_("~"),
     frl(),
     it_(nh_),
-    pnh_("~"),
     as_(nh_, name, boost::bind(&FaceRecognition::executeCB, this, _1), false)
   {
     //a face recognized with confidence value higher than the confidence_value threshold is accepted as valid.