SEGY::TxtHeader Class Reference

3200 byte SEG-Y text header. More...

#include <segyhdr.h>

Public Member Functions
	TxtHeader ()
	TxtHeader (int rev)
	rev only relevant when writing
	~TxtHeader ()
void	clear ()
void	dump (od_ostream &) const
RefMan< Coords::CoordSystem >	getCoordSystem (const char *filenm=nullptr) const
void	getText (BufferString &) const
bool	isAscii () const
void	setAscii ()
void	setEbcdic ()
void	setGeomID (const Pos::GeomID &)
void	setGeomType (Seis::GeomType tp)
	Used when writing header.
int	setInfo (const char *datanm, const Coords::CoordSystem *, const TrcHeaderDef &)
void	setLineStarts ()
void	setText (const char *)
void	setUserInfo (int firstlinenr, const char *)
	Optional, should be called last.

Static Public Member Functions
static const char *	sKeySettingEBCDIC ()

Public Attributes
unsigned char	txt_ [3200]

Private Member Functions
void	clearText ()
void	getFrom (int, int, int, char *) const
void	putAt (int row, int startpos, int endpos, const char *txt)
int	setGeneralInfo (const char *datanm)
int	setPosInfo (int firstlinenr, const TrcHeaderDef &)
int	setSurveySetupInfo (int firstlinenr, const Coords::CoordSystem *)

Static Private Member Functions
static RefMan< Coords::CoordSystem >	getCoordSystemFrom (const char *filenm)

Private Attributes
Seis::GeomType	geomtype_ = Seis::Vol
int	revision_ = 1

Detailed Description

3200 byte SEG-Y text header.

On construction, the 'txt' buffer is filled with data for writing the header. If used for reading, fill the buffer yourself and use getFrom.

<>

Constructor & Destructor Documentation

TxtHeader() [1/2]

SEGY::TxtHeader::TxtHeader

(

)

TxtHeader() [2/2]

SEGY::TxtHeader::TxtHeader

(

int

rev

)

rev only relevant when writing

~TxtHeader()

SEGY::TxtHeader::~TxtHeader

(

)

Member Function Documentation

clear()

void SEGY::TxtHeader::clear

(

)

clearText()

void SEGY::TxtHeader::clearText ( )

private

dump()

void SEGY::TxtHeader::dump

(

od_ostream &

)

const

getCoordSystem()

RefMan< Coords::CoordSystem > SEGY::TxtHeader::getCoordSystem

(

const char *

filenm = nullptr

)

const

getCoordSystemFrom()

static RefMan< Coords::CoordSystem > SEGY::TxtHeader::getCoordSystemFrom ( const char * filenm )

staticprivate

getFrom()

void SEGY::TxtHeader::getFrom ( int , int , int , char *  ) const

private

getText()

void SEGY::TxtHeader::getText

(

BufferString &

)

const

isAscii()

bool SEGY::TxtHeader::isAscii

(

)

const

putAt()

void SEGY::TxtHeader::putAt ( int row, int startpos, int endpos, const char * txt )

private

setAscii()

void SEGY::TxtHeader::setAscii

(

)

setEbcdic()

void SEGY::TxtHeader::setEbcdic

(

)

setGeneralInfo()

int SEGY::TxtHeader::setGeneralInfo ( const char * datanm )

private

setGeomID()

void SEGY::TxtHeader::setGeomID

(

const Pos::GeomID &

)

setGeomType()

void SEGY::TxtHeader::setGeomType ( Seis::GeomType tp )

inline

Used when writing header.

setInfo()

int SEGY::TxtHeader::setInfo	(	const char *	datanm,
		const Coords::CoordSystem *	,
		const TrcHeaderDef &	)

setLineStarts()

void SEGY::TxtHeader::setLineStarts

(

)

setPosInfo()

int SEGY::TxtHeader::setPosInfo ( int firstlinenr, const TrcHeaderDef &  )

private

setSurveySetupInfo()

int SEGY::TxtHeader::setSurveySetupInfo ( int firstlinenr, const Coords::CoordSystem *  )

private

setText()

void SEGY::TxtHeader::setText

(

const char *

)

setUserInfo()

void SEGY::TxtHeader::setUserInfo	(	int	firstlinenr,
		const char *	)

Optional, should be called last.

sKeySettingEBCDIC()

static const char * SEGY::TxtHeader::sKeySettingEBCDIC ( )

inlinestatic

Member Data Documentation

geomtype_

Seis::GeomType SEGY::TxtHeader::geomtype_ = Seis::Vol

private

revision_

int SEGY::TxtHeader::revision_ = 1

private

txt_

unsigned char SEGY::TxtHeader::txt_[3200]