QtlMovieTask Class Reference

A class implementing one transcoding task. More...

Inheritance diagram for QtlMovieTask:

Public Types
enum	State {   Queued,   Running,   Success,   Failed }
	Define the state of the task. More...

Public Slots
void	setCompleted (bool success)
	Invoked when the task completes. More...
void	setRequeue ()
	Invoked to requeue a completed task. More...
void	setStarted ()
	Invoked when the task starts. More...

Signals
void	stateChanged (QtlMovieTask *task)
	Emitted when the state of the task changes. More...
void	taskChanged (QtlMovieTask *task)
	Emitted when the input file name, output file name or output type changes. More...

Public Member Functions
	QtlMovieTask (const QtlMovieSettings *settings, QtlLogger *log, QObject *parent=0)
	Constructor. More...
bool	askOverwriteOutput ()
	Ask the user if the output file may be overwritten. More...
QtlMovieInputFile *	inputFile () const
	Get the input file for the task. More...
QtlMovieOutputFile *	outputFile () const
	Get the output file for the task. More...
State	state () const
	Get the current state of the task (queued, running, etc). More...

Private Slots
void	emitTaskChanged ()
	Used as relay to emit the signal taskChanged(). More...

Private Member Functions
	QtlMovieTask () Q_DECL_EQ_DELETE
void	setState (State state)
	Set the current state of the task (queued, running, etc). More...

Private Attributes
QtlMovieInputFile *	_inFile
	Input file description. More...
QtlMovieOutputFile *	_outFile
	Output file description. More...
const QtlMovieSettings *	_settings
	Global settings. More...
State	_state
	State of the task (queued, running, etc.) More...

Detailed Description

A class implementing one transcoding task.

Member Enumeration Documentation

State

enum QtlMovieTask::State

Define the state of the task.

Enumerator
Queued	Waiting to start.
Running	Transcoding in progress.
Success	Completed successfully.
Failed	Completed with failure.

Constructor & Destructor Documentation

QtlMovieTask() [1/2]

QtlMovieTask::QtlMovieTask	(	const QtlMovieSettings *	settings,
		QtlLogger *	log,
		QObject *	parent = 0
	)

Constructor.

Parameters

[in]	settings	Application settings.
[in]	log	Message logger.
[in]	parent	Optional parent object.

QtlMovieTask() [2/2]

QtlMovieTask::QtlMovieTask ( )

private

Member Function Documentation

inputFile()

QtlMovieInputFile* QtlMovieTask::inputFile ( ) const

inline

Get the input file for the task.

Returns

A pointer to the input file for the task.

outputFile()

QtlMovieOutputFile* QtlMovieTask::outputFile ( ) const

inline

Get the output file for the task.

Returns

A pointer to the output file for the task.

askOverwriteOutput()

bool QtlMovieTask::askOverwriteOutput

(

)

Ask the user if the output file may be overwritten.

If the output file does not already exist, ask nothing. If the output file already exists and the user is OK to overwrite it, the previous output file is deleted.

Returns

True if the output file does not exist or can be overwritten, false otherwise.

state()

State QtlMovieTask::state ( ) const

inline

Get the current state of the task (queued, running, etc).

Returns

The current state of the task.

taskChanged

void QtlMovieTask::taskChanged ( QtlMovieTask *  task )

signal

Emitted when the input file name, output file name or output type changes.

Parameters

[in]

task

The changed task (ie. signal emitter).

stateChanged

void QtlMovieTask::stateChanged ( QtlMovieTask *  task )

signal

Emitted when the state of the task changes.

Parameters

[in]

task

The changed task (ie. signal emitter).

setStarted

void QtlMovieTask::setStarted ( )

slot

Invoked when the task starts.

setCompleted

void QtlMovieTask::setCompleted ( bool  success )

slot

Invoked when the task completes.

Parameters

[in]

success

True when the task completed successfully, false otherwise.

setRequeue

void QtlMovieTask::setRequeue ( )

slot

Invoked to requeue a completed task.

emitTaskChanged

void QtlMovieTask::emitTaskChanged ( )

privateslot

Used as relay to emit the signal taskChanged().

setState()

void QtlMovieTask::setState ( State  state )

private

Set the current state of the task (queued, running, etc).

Parameters

[in]

state

The current state of the task.

Member Data Documentation

_settings

const QtlMovieSettings* QtlMovieTask::_settings

private

Global settings.

_inFile

QtlMovieInputFile* QtlMovieTask::_inFile

private

Input file description.

_outFile

QtlMovieOutputFile* QtlMovieTask::_outFile

private

Output file description.

_state

State QtlMovieTask::_state

private

State of the task (queued, running, etc.)

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

• QtlMovieTask.h
• QtlMovieTask.cpp