edu.wpi.first.smartdashboard.net

Class TCPImageFetcher

java.lang.Object

edu.wpi.first.smartdashboard.net.TCPImageFetcher

public class TCPImageFetcher
extends java.lang.Object

Fetches images from the robot's PCVideoServer

Author:

pmalmsten

Field Summary

Fields

Modifier and Type	Field and Description
static int	MAX_IMG_SIZE_BYTES
static int	READ_TIMEOUT_MS
static int	VIDEO_TO_PC_PORT

Constructor Summary

Constructors

Constructor and Description
TCPImageFetcher(int teamNumber) Creates a new TCPImageFetcher which will attempt to read from the given team's robot

Method Summary

Methods

Modifier and Type	Method and Description
java.awt.image.BufferedImage	fetch() Reads and returns an image from the associated socket connection.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MAX_IMG_SIZE_BYTES

public static final int MAX_IMG_SIZE_BYTES

See Also:

Constant Field Values

READ_TIMEOUT_MS

public static final int READ_TIMEOUT_MS

See Also:

Constant Field Values

VIDEO_TO_PC_PORT

public static final int VIDEO_TO_PC_PORT

See Also:

Constant Field Values

Constructor Detail

TCPImageFetcher

public TCPImageFetcher(int teamNumber)

Creates a new TCPImageFetcher which will attempt to read from the given team's robot

Parameters:

teamNumber - The team number to use

Throws:

java.net.UnknownHostException

java.io.IOException

Method Detail

fetch

public java.awt.image.BufferedImage fetch()
                                   throws java.io.IOException

Reads and returns an image from the associated socket connection. Blocks until a valid image arrives.

Returns:

The image received

Throws:

java.io.IOException