CRealFileFeatures Class Reference

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Detailed Description

The class RealFileFeatures implements a dense double-precision floating point matrix from a file.

It inherits its functionality from CSimpleFeatures, which should be consulted for further reference.

Definition at line 25 of file RealFileFeatures.h.

Inheritance diagram for CRealFileFeatures:

List of all members.

Public Member Functions
	CRealFileFeatures ()
	CRealFileFeatures (int32_t size, FILE *file)
	CRealFileFeatures (int32_t size, char *filename)
	CRealFileFeatures (const CRealFileFeatures &orig)
virtual	~CRealFileFeatures ()
virtual float64_t *	load_feature_matrix ()
int32_t	get_label (int32_t idx)
virtual const char *	get_name () const
Protected Member Functions
virtual float64_t *	compute_feature_vector (int32_t num, int32_t &len, float64_t *target=NULL)
bool	load_base_data ()
Protected Attributes
FILE *	working_file
char *	working_filename
bool	status
int32_t *	labels
uint8_t	intlen
uint8_t	doublelen
uint32_t	endian
uint32_t	fourcc
uint32_t	preprocd
int64_t	filepos

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Constructor & Destructor Documentation

CRealFileFeatures

(

)

default constructor

Definition at line 20 of file RealFileFeatures.cpp.

CRealFileFeatures	(	int32_t	size,
		FILE *	file
	)

constructor

Parameters:

	size	cache size
	file	file to load features from

Definition at line 50 of file RealFileFeatures.cpp.

CRealFileFeatures	(	int32_t	size,
		char *	filename
	)

constructor

Parameters:

	size	cache size
	filename	filename to load features from

Definition at line 35 of file RealFileFeatures.cpp.

CRealFileFeatures

(

const CRealFileFeatures &

orig

)

copy constructor

Definition at line 70 of file RealFileFeatures.cpp.

~CRealFileFeatures

(

)

[virtual]

Definition at line 63 of file RealFileFeatures.cpp.

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Member Function Documentation

float64_t * compute_feature_vector	(	int32_t	num,
		int32_t &	len,
		float64_t *	target = NULL
	)			[protected, virtual]

compute feature vector for sample num len is returned by reference

Parameters:

	num	num
	len	len
	target	target

Reimplemented from CSimpleFeatures< float64_t >.

Definition at line 82 of file RealFileFeatures.cpp.

int32_t get_label

(

int32_t

idx

)

get label at given index

Parameters:

idx

index to look at

Returns:

label at given index

Definition at line 122 of file RealFileFeatures.cpp.

virtual const char* get_name

(

)

const [virtual]

Returns:

object name

Reimplemented from CSimpleFeatures< float64_t >.

Definition at line 64 of file RealFileFeatures.h.

bool load_base_data

(

)

[protected]

load base data

Returns:

if loading was successful

Definition at line 130 of file RealFileFeatures.cpp.

float64_t * load_feature_matrix

(

)

[virtual]

load feature matrix

Returns:

loaded feature matrix

Definition at line 96 of file RealFileFeatures.cpp.

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Member Data Documentation

uint8_t doublelen [protected]

doublelen

Definition at line 96 of file RealFileFeatures.h.

uint32_t endian [protected]

endian

Definition at line 98 of file RealFileFeatures.h.

int64_t filepos [protected]

filepos

Definition at line 104 of file RealFileFeatures.h.

uint32_t fourcc [protected]

fourcc

Definition at line 100 of file RealFileFeatures.h.

uint8_t intlen [protected]

intlen

Definition at line 94 of file RealFileFeatures.h.

int32_t* labels [protected]

labels

Definition at line 91 of file RealFileFeatures.h.

uint32_t preprocd [protected]

preprocd

Definition at line 102 of file RealFileFeatures.h.

bool status [protected]

status

Definition at line 89 of file RealFileFeatures.h.

FILE* working_file [protected]

working file

Definition at line 85 of file RealFileFeatures.h.

char* working_filename [protected]

working filename

Definition at line 87 of file RealFileFeatures.h.

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

• RealFileFeatures.h
• RealFileFeatures.cpp