general_contours::GeneralContoursNodelet Class Reference

Inheritance diagram for general_contours::GeneralContoursNodelet:

List of all members.

Public Member Functions
virtual void	onInit ()
	Initialize nodehandles nh_ and pnh_. Subclass should call this method in its onInit method.
Private Types
typedef general_contours::GeneralContoursConfig	Config
typedef dynamic_reconfigure::Server < Config >	ReconfigureServer
Private Member Functions
void	do_work (const sensor_msgs::ImageConstPtr &msg, const std::string input_frame_from_msg)
const std::string &	frameWithDefault (const std::string &frame, const std::string &image_frame)
void	imageCallback (const sensor_msgs::ImageConstPtr &msg)
void	imageCallbackWithInfo (const sensor_msgs::ImageConstPtr &msg, const sensor_msgs::CameraInfoConstPtr &cam_info)
void	reconfigureCallback (Config &new_config, uint32_t level)
void	subscribe ()
	This method is called when publisher is subscribed by other nodes. Set up subscribers in this method.
void	unsubscribe ()
	This method is called when publisher is unsubscribed by other nodes. Shut down subscribers in this method.
Static Private Member Functions
static void	trackbarCallback (int, void *)
Private Attributes
image_transport::CameraSubscriber	cam_sub_
Config	config_
bool	debug_view_
ros::Publisher	ellipses_pub_
image_transport::Publisher	img_pub_
image_transport::Subscriber	img_sub_
boost::shared_ptr < image_transport::ImageTransport >	it_
ros::Time	prev_stamp_
boost::shared_ptr < ReconfigureServer >	reconfigure_server_
ros::Publisher	rects_pub_
int	threshold_
std::string	window_name_
Static Private Attributes
static bool	need_config_update_ = false

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Detailed Description

Definition at line 59 of file general_contours_nodelet.cpp.

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Member Typedef Documentation

typedef general_contours::GeneralContoursConfig general_contours::GeneralContoursNodelet::Config [private]

Definition at line 68 of file general_contours_nodelet.cpp.

typedef dynamic_reconfigure::Server<Config> general_contours::GeneralContoursNodelet::ReconfigureServer [private]

Definition at line 69 of file general_contours_nodelet.cpp.

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Member Function Documentation

void general_contours::GeneralContoursNodelet::do_work	(	const sensor_msgs::ImageConstPtr &	msg,
		const std::string	input_frame_from_msg
	)		[inline, private]

Convert image to gray and blur it

Create window

Detect edges using Threshold

Find contours

Find the rotated rectangles and ellipses for each contour

Draw contours + rotated rects + ellipses

Create a Trackbar for user to enter threshold

Definition at line 109 of file general_contours_nodelet.cpp.

const std::string& general_contours::GeneralContoursNodelet::frameWithDefault	(	const std::string &	frame,
		const std::string &	image_frame
	)		[inline, private]

Definition at line 87 of file general_contours_nodelet.cpp.

void general_contours::GeneralContoursNodelet::imageCallback

(

const sensor_msgs::ImageConstPtr &

msg

)

[inline, private]

Definition at line 99 of file general_contours_nodelet.cpp.

void general_contours::GeneralContoursNodelet::imageCallbackWithInfo	(	const sensor_msgs::ImageConstPtr &	msg,
		const sensor_msgs::CameraInfoConstPtr &	cam_info
	)		[inline, private]

Definition at line 94 of file general_contours_nodelet.cpp.

virtual void general_contours::GeneralContoursNodelet::onInit

(

)

[inline, virtual]

Initialize nodehandles nh_ and pnh_. Subclass should call this method in its onInit method.

Reimplemented from opencv_apps::Nodelet.

Definition at line 243 of file general_contours_nodelet.cpp.

void general_contours::GeneralContoursNodelet::reconfigureCallback	(	Config &	new_config,
		uint32_t	level
	)		[inline, private]

Definition at line 81 of file general_contours_nodelet.cpp.

void general_contours::GeneralContoursNodelet::subscribe

(

)

[inline, private, virtual]

This method is called when publisher is subscribed by other nodes. Set up subscribers in this method.

Implements opencv_apps::Nodelet.

Definition at line 226 of file general_contours_nodelet.cpp.

static void general_contours::GeneralContoursNodelet::trackbarCallback	(	int	,
		void *
	)		[inline, static, private]

Definition at line 104 of file general_contours_nodelet.cpp.

void general_contours::GeneralContoursNodelet::unsubscribe

(

)

[inline, private, virtual]

This method is called when publisher is unsubscribed by other nodes. Shut down subscribers in this method.

Implements opencv_apps::Nodelet.

Definition at line 235 of file general_contours_nodelet.cpp.

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Member Data Documentation

image_transport::CameraSubscriber general_contours::GeneralContoursNodelet::cam_sub_ [private]

Definition at line 63 of file general_contours_nodelet.cpp.

Config general_contours::GeneralContoursNodelet::config_ [private]

Definition at line 70 of file general_contours_nodelet.cpp.

bool general_contours::GeneralContoursNodelet::debug_view_ [private]

Definition at line 73 of file general_contours_nodelet.cpp.

ros::Publisher general_contours::GeneralContoursNodelet::ellipses_pub_ [private]

Definition at line 64 of file general_contours_nodelet.cpp.

image_transport::Publisher general_contours::GeneralContoursNodelet::img_pub_ [private]

Definition at line 61 of file general_contours_nodelet.cpp.

image_transport::Subscriber general_contours::GeneralContoursNodelet::img_sub_ [private]

Definition at line 62 of file general_contours_nodelet.cpp.

boost::shared_ptr<image_transport::ImageTransport> general_contours::GeneralContoursNodelet::it_ [private]

Definition at line 66 of file general_contours_nodelet.cpp.

bool general_contours::GeneralContoursNodelet::need_config_update_ = false [static, private]

Definition at line 79 of file general_contours_nodelet.cpp.

ros::Time general_contours::GeneralContoursNodelet::prev_stamp_ [private]

Definition at line 74 of file general_contours_nodelet.cpp.

boost::shared_ptr<ReconfigureServer> general_contours::GeneralContoursNodelet::reconfigure_server_ [private]

Definition at line 71 of file general_contours_nodelet.cpp.

ros::Publisher general_contours::GeneralContoursNodelet::rects_pub_ [private]

Definition at line 64 of file general_contours_nodelet.cpp.

int general_contours::GeneralContoursNodelet::threshold_ [private]

Definition at line 76 of file general_contours_nodelet.cpp.

std::string general_contours::GeneralContoursNodelet::window_name_ [private]

Definition at line 78 of file general_contours_nodelet.cpp.

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The documentation for this class was generated from the following file:

• general_contours_nodelet.cpp