ArHybridForwarderVideo Class Reference

This class takes video another source and serves it back up. More...

#include <ArHybridForwarderVideo.h>

Inheritance diagram for ArHybridForwarderVideo:

List of all members.


Public Member Functions
virtual void	addToCameraCollection (ArCameraCollection &collection)
	Adds this item to the given camera collection.
	ArHybridForwarderVideo (ArServerBase server, const char hostname="localhost", int port=7070)
	Constructor that just takes a host and port and makes its own client.
	ArHybridForwarderVideo (ArServerBase server, ArClientBase client)
	Constructor that takes a client.
void	clientCycleCallback (void)
	Our callback that requests more video.
virtual const char *	getCameraName ()
	Returns the name of the camera handled by this item.
bool	isForwardingVideo (void) const
	Returns if we're forwarding video or not.
void	receiveVideo (ArNetPacket *packet)
	Receives the video (and sets a timer to wait a bit and get it again).
void	receiveVideoSize (ArNetPacket *packet)
	Receives the video size (just gets this once).
void	sendVideo (ArServerClient client, ArNetPacket packet)
	Sends the last received video.
void	sendVideoSize (ArServerClient client, ArNetPacket packet)
	Sends the last received video size (just gets this once).
virtual void	setCameraName (const char *cameraName)
	This method must be called before addToCameraCollection().
int	setVideoRequestTime (void) const
	Gets how often after getting video we ask for it again.
void	setVideoRequestTime (int ms)
	Sets how often after getting video we ask for it again.
virtual	~ArHybridForwarderVideo ()
	Destructor.
Protected Member Functions
void	finishConstructor (void)
Protected Attributes
std::string	myCameraName
ArClientBase *	myClient
ArFunctorC< ArHybridForwarderVideo > *	myClientCycleCB
bool	myForwardingVideo
bool	myIsSendVideoAvailable
ArTime	myLastReceivedVideo
ArTime	myLastReqSent
ArMutex	myMutex
ArNetPacket	myReceivedVideo
ArNetPacket	myReceivedVideoSize
ArFunctor1C< ArHybridForwarderVideo, ArNetPacket * > *	myReceiveVideoCB
ArFunctor1C< ArHybridForwarderVideo, ArNetPacket * > *	myReceiveVideoSizeCB
bool	myReqSent
ArNetPacket	mySendVideoArgument
ArFunctor2C< ArHybridForwarderVideo, ArServerClient , ArNetPacket > *	mySendVideoCB
ArFunctor2C< ArHybridForwarderVideo, ArServerClient , ArNetPacket > *	mySendVideoSizeCB
ArServerBase *	myServer
int	myVideoRequestTime

Detailed Description

This class takes video another source and serves it back up.

Examples:: serverDemo.cpp.

Definition at line 34 of file ArHybridForwarderVideo.h.

Constructor & Destructor Documentation

ArHybridForwarderVideo::ArHybridForwarderVideo ( ArServerBase * server,

ArClientBase * client

)

Constructor that takes a client.

Parameters:

server this class will addData the video data to the server

client IF the client is connected to something this class will get video data from the client and send it out when requested

Definition at line 36 of file ArHybridForwarderVideo.cpp.
References client, finishConstructor(), myClient, and myServer.

ArHybridForwarderVideo::ArHybridForwarderVideo ( ArServerBase * server,

const char * hostname = "localhost",

int port = 7070

)

Constructor that just takes a host and port and makes its own client.

Parameters:

server a base server object

hostname the host to connect a client to

port the port to connect a client to

Definition at line 53 of file ArHybridForwarderVideo.cpp.
References ArClientBase::blockingConnect(), finishConstructor(), myClient, myServer, ArClientBase::runAsync(), and ArClientBase::setConnectTimeoutTime().

ArHybridForwarderVideo::~ArHybridForwarderVideo ( ) [virtual]

Destructor.

Definition at line 65 of file ArHybridForwarderVideo.cpp.

Member Function Documentation

void ArHybridForwarderVideo::addToCameraCollection ( ArCameraCollection & collection ) [virtual]

Adds this item to the given camera collection.

Implements ArCameraCollectionItem.
Definition at line 144 of file ArHybridForwarderVideo.cpp.
References ArLog::log().

void ArHybridForwarderVideo::clientCycleCallback ( void )

Our callback that requests more video.

Definition at line 247 of file ArHybridForwarderVideo.cpp.
References ArMutex::lock(), ArTime::mSecSince(), myClient, myLastReceivedVideo, myLastReqSent, myMutex, myReqSent, mySendVideoArgument, myVideoRequestTime, ArClientBase::requestOnce(), ArTime::setToNow(), and ArMutex::unlock().
Referenced by finishConstructor().

void ArHybridForwarderVideo::finishConstructor ( void ) [protected]

Definition at line 70 of file ArHybridForwarderVideo.cpp.
References ArClientBase::addCycleCallback(), ArServerBase::addData(), ArClientBase::addHandler(), clientCycleCallback(), ArClientBase::dataExists(), ArClientBase::isConnected(), ArThread::lock(), ArLog::log(), myClient, myClientCycleCB, myForwardingVideo, myIsSendVideoAvailable, myLastReceivedVideo, myLastReqSent, myReceiveVideoCB, myReceiveVideoSizeCB, myReqSent, mySendVideoCB, mySendVideoSizeCB, myServer, myVideoRequestTime, receiveVideo(), receiveVideoSize(), ArClientBase::requestOnce(), sendVideo(), sendVideoSize(), ArTime::setToNow(), ArBasePacket::uByteToBuf(), and ArThread::unlock().
Referenced by ArHybridForwarderVideo().

const char * ArHybridForwarderVideo::getCameraName ( ) [virtual]

Returns the name of the camera handled by this item.

Implements ArCameraCollectionItem.
Definition at line 126 of file ArHybridForwarderVideo.cpp.
References myCameraName.

bool ArHybridForwarderVideo::isForwardingVideo ( void ) const

Returns if we're forwarding video or not.

Definition at line 261 of file ArHybridForwarderVideo.cpp.
References myForwardingVideo.
Referenced by main().

void ArHybridForwarderVideo::receiveVideo ( ArNetPacket * packet )

Receives the video (and sets a timer to wait a bit and get it again).

Definition at line 236 of file ArHybridForwarderVideo.cpp.
References ArNetPacket::duplicatePacket(), ArMutex::lock(), myLastReceivedVideo, myMutex, myReceivedVideo, myReqSent, ArNetPacket::resetRead(), ArTime::setToNow(), and ArMutex::unlock().
Referenced by finishConstructor().

void ArHybridForwarderVideo::receiveVideoSize ( ArNetPacket * packet )

Receives the video size (just gets this once).

Definition at line 227 of file ArHybridForwarderVideo.cpp.
References ArNetPacket::duplicatePacket(), ArMutex::lock(), myMutex, myReceivedVideoSize, mySendVideoArgument, ArNetPacket::resetRead(), and ArMutex::unlock().
Referenced by finishConstructor().

void ArHybridForwarderVideo::sendVideo ( ArServerClient * client,

ArNetPacket * packet

)

Sends the last received video.

Definition at line 210 of file ArHybridForwarderVideo.cpp.
References client, ArNetPacket::duplicatePacket(), ArMutex::lock(), myMutex, myReceivedVideo, mySendVideoArgument, ArNetPacket::resetRead(), ArClientBase::sendPacketUdp(), ArNetPacket::setCommand(), and ArMutex::unlock().
Referenced by finishConstructor().

void ArHybridForwarderVideo::sendVideoSize ( ArServerClient * client,

ArNetPacket * packet

)

Sends the last received video size (just gets this once).

Definition at line 201 of file ArHybridForwarderVideo.cpp.
References client, ArMutex::lock(), myMutex, myReceivedVideoSize, ArClientBase::sendPacketTcp(), ArNetPacket::setCommand(), and ArMutex::unlock().
Referenced by finishConstructor().

void ArHybridForwarderVideo::setCameraName ( const char * cameraName ) [virtual]

This method must be called before addToCameraCollection().

Definition at line 131 of file ArHybridForwarderVideo.cpp.
References myCameraName.

int ArHybridForwarderVideo::setVideoRequestTime ( void ) const [inline]

Gets how often after getting video we ask for it again.

Definition at line 84 of file ArHybridForwarderVideo.h.
References myVideoRequestTime.

void ArHybridForwarderVideo::setVideoRequestTime ( int ms ) [inline]

Sets how often after getting video we ask for it again.

Definition at line 82 of file ArHybridForwarderVideo.h.
References myVideoRequestTime.