TextObs Class Reference

text extraction More...

#include <FrameObserver.h>

Inheritance diagram for TextObs:

Collaboration diagram for TextObs:

Public Member Functions
	TextObs (bool showWin=false)
void	FrameNotify (IplImage *img, int frameNr)
	notification of a new frame More...
void	RegionInfoNotify (const std::vector< RegionInfo > &regions)
const char *	GetName () const
	the name of the observer More...
void	EnterCriticalSection ()
std::vector< ObjectPosition > &	GetData ()
void	LeaveCriticalSection ()

Private Attributes
mhthreads::Mutex	mutex
	mutex for the result More...
std::vector< ObjectPosition >	lastResult
	the last result More...
GCPointer< FrameObs >	win
int	lastFrameNr

Additional Inherited Members
Private Member Functions inherited from ImageCopy
	ImageCopy (int divi=1)
	~ImageCopy ()
IplImage *	GetCurCopy ()
IplImage *	GetCopy (IplImage *img, int frameNr)

Detailed Description

text extraction

Definition at line 471 of file FrameObserver.h.

Constructor & Destructor Documentation

TextObs::TextObs

(

bool

showWin = false)

Definition at line 484 of file FrameObserver.h.

References MHDBGMSG.

Member Function Documentation

void TextObs::EnterCriticalSection ( )

virtual

Implements ResultSource< ObjectPosition >.

Definition at line 527 of file FrameObserver.h.

References mhthreads::Mutex::Enter(), and mutex.

void TextObs::FrameNotify ( IplImage *  img, int  frameNr  )

virtual

notification of a new frame

Implements FrameObs.

Definition at line 489 of file FrameObserver.h.

References FrameObs::FrameNotify(), ImageCopy::GetCopy(), lastFrameNr, MHDBGMSG, and win.

std::vector<ObjectPosition>& TextObs::GetData ( )

virtual

Implements ResultSource< ObjectPosition >.

Definition at line 530 of file FrameObserver.h.

References lastResult.

const char* TextObs::GetName ( ) const

virtual

the name of the observer

This is used to avoid that two instances of the same observer class are added to the observer list.

See Also

FrameLoop

Implements FrameObs.

Definition at line 523 of file FrameObserver.h.

void TextObs::LeaveCriticalSection ( )

virtual

Implements ResultSource< ObjectPosition >.

Definition at line 533 of file FrameObserver.h.

References mhthreads::Mutex::Leave(), and mutex.

void TextObs::RegionInfoNotify ( const std::vector< RegionInfo > &  regions)

virtual

Reimplemented from FrameObs.

Definition at line 497 of file FrameObserver.h.

References mhthreads::Mutex::Enter(), lastResult, mhthreads::Mutex::Leave(), MHDBGMSG, and mutex.

Member Data Documentation

int TextObs::lastFrameNr

private

Definition at line 481 of file FrameObserver.h.

Referenced by FrameNotify().

std::vector<ObjectPosition> TextObs::lastResult

private

the last result

Definition at line 477 of file FrameObserver.h.

Referenced by GetData(), and RegionInfoNotify().

mhthreads::Mutex TextObs::mutex

private

mutex for the result

Definition at line 475 of file FrameObserver.h.

Referenced by EnterCriticalSection(), LeaveCriticalSection(), and RegionInfoNotify().

GCPointer<FrameObs> TextObs::win

private

Definition at line 479 of file FrameObserver.h.

Referenced by FrameNotify().

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

• FrameObserver.h