playback Class Reference
[Logged Messages Player]

#include <player_functions.h>

Collaboration diagram for playback:

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Data Structures
struct	struct_file_handle
Public Member Functions
	playback ()
	PLayback constructur. Stars a new playback class.
	~playback ()
	PLayback deconstructur.
int	OpenLogFile (char *filename)
	Open log file.
int	IndexMessages ()
int	IndexMessagesXML ()
	Index the xml header file.
int	Play (void)
	Play mode.
int	Stop (void)
	Stop the player.
int	Seek (double time)
	Jump to a specific time.
void	Sleep (double time)
	Sleep function.
int	PublishStatus (playback_status_message *msg, bool force=FALSE)
	Publish a status message.
int	Dispatch (void)
	Dispatch new recived status.
int	SetStatus (enum_status new_status)
	Sets the status variable.
int	SetDirection (enum_status new_status)
	Sets the direction variable.
int	SetSpeed (double new_speed)
	Sets the speed variable.
int	StepForward (double type)
	Steps one message forward.
int	StepBackward (double type)
	Steps one message backward.
int	Deactivate (int id)
	Deactivate the publish of a specific type of messages.
int	Activate (int id)
	Activate the publish of a specific type of messages.
int	InitialiseFormats (void)
int	RegisterMessages (void)
	Register IPC messages.
int	ReadMessageFromFile (int message_number)
	Read message from data file.
int	SendMessage (int message_number)
	Send message via IPC.
int	PlaySingleMessage (int message_number)
	Play single message.
int	CloseLogXml (void)
	Close the log header.
void	AddNode (long unsigned number, unsigned int size, long int start_position, unsigned short int id, double timestamp)
void	CountMessages (char *filename)
void	GetName (xmlTextReaderPtr reader)
void	GetValue (xmlTextReaderPtr reader)
void	GetAttribute (xmlTextReaderPtr reader, const xmlChar *name)
void	CountHandler (xmlTextReaderPtr reader)
void	LowLevelIndex (char *filename)
void	IndexHandler (xmlTextReaderPtr reader)
Data Fields
unsigned int	number_message_types
	Number of message types.
struct_message_types *	message_types
	Message types struct.
double	total_messages
	Total number of messages.
struct_message *	messages
	Message vector struct.
double	start_time
	Player start time.
mlist *	cmsg
mlist *	smsg
Private Attributes
struct_file_handle	file_handle
	Handler for the header file.
enum_status	status
	Status of the player.
enum_status	direction
	Playing direction.
unsigned int	current_message
	Current message.
double	speed
	Speed being used.
double	publish_status_frequency
	Frequency at which status messages are being sent.
char	text [1024]
	Auxiliar variable.

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Member Function Documentation

void playback::AddNode	(	long unsigned	number,
		unsigned int	size,
		long int	start_position,
		unsigned short int	id,
		double	timestamp
	)

Referenced by IndexHandler().

Here is the caller graph for this function:

int playback::IndexMessages

(

)

int playback::InitialiseFormats

(

void

)

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Field Documentation

mlist* playback::cmsg

Referenced by playback().

unsigned int playback::current_message [private]

Current message.

Referenced by Play(), playback(), PublishStatus(), Seek(), StepBackward(), and StepForward().

enum_status playback::direction [private]

Playing direction.

Referenced by Play(), playback(), and SetDirection().

struct_file_handle playback::file_handle [private]

Handler for the header file.

Referenced by IndexHandler(), IndexMessagesXML(), and OpenLogFile().

struct_message_types* playback::message_types

Message types struct.

Referenced by Activate(), Deactivate(), IndexHandler(), IndexMessagesXML(), Play(), ReadMessageFromFile(), RegisterMessages(), and SendMessage().

struct_message* playback::messages

Message vector struct.

Referenced by IndexHandler(), IndexMessagesXML(), Play(), PublishStatus(), ReadMessageFromFile(), Seek(), SendMessage(), StepBackward(), and StepForward().

unsigned int playback::number_message_types

Number of message types.

Referenced by CountHandler(), IndexMessagesXML(), playback(), and RegisterMessages().

double playback::publish_status_frequency [private]

Frequency at which status messages are being sent.

Referenced by playback(), and PublishStatus().

mlist* playback::smsg

Referenced by playback().

double playback::speed [private]

Speed being used.

Referenced by Play(), playback(), and SetSpeed().

double playback::start_time

Player start time.

Referenced by ReadMessageFromFile().

enum_status playback::status [private]

Status of the player.

Referenced by Dispatch(), Play(), playback(), PublishStatus(), SetStatus(), and Stop().

char playback::text[1024] [private]

Auxiliar variable.

Referenced by CountHandler(), GetAttribute(), GetName(), GetValue(), and IndexHandler().

double playback::total_messages

Total number of messages.

Referenced by CountHandler(), IndexMessagesXML(), Play(), ReadMessageFromFile(), and StepForward().

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

• logging/player/player_functions.h
• logging/player/player_functions.cpp