data-conv.h File Reference

#include "octave-config.h"
#include "mach-info.h"
#include "oct-inttypes-fwd.h"

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Classes
class	oct_data_conv

Enumerations
enum	save_type {   LS_U_CHAR = 0 , LS_U_SHORT = 1 , LS_U_INT = 2 , LS_CHAR = 3 ,   LS_SHORT = 4 , LS_INT = 5 , LS_FLOAT = 6 , LS_DOUBLE = 7 ,   LS_U_LONG = 8 , LS_LONG = 9 }

Functions
OCTAVE_API void	do_double_format_conversion (void *data, octave_idx_type len, octave::mach_info::float_format from_fmt, octave::mach_info::float_format to_fmt=octave::mach_info::native_float_format())
OCTAVE_API void	do_float_format_conversion (void *data, octave_idx_type len, octave::mach_info::float_format from_fmt, octave::mach_info::float_format to_fmt=octave::mach_info::native_float_format())
OCTAVE_API void	do_float_format_conversion (void *data, size_t sz, octave_idx_type len, octave::mach_info::float_format from_fmt, octave::mach_info::float_format to_fmt=octave::mach_info::native_float_format())
template<typename T >
bool	is_equivalent_type (oct_data_conv::data_type)
template<>
bool	is_equivalent_type< double > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< float > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< int16_t > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< int32_t > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< int64_t > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< int8_t > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< octave_int16 > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< octave_int32 > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< octave_int64 > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< octave_int8 > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< octave_uint16 > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< octave_uint32 > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< octave_uint64 > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< octave_uint8 > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< uint16_t > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< uint32_t > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< uint64_t > (oct_data_conv::data_type t)
template<>
bool	is_equivalent_type< uint8_t > (oct_data_conv::data_type t)
OCTAVE_API void	read_doubles (std::istream &is, double *data, save_type type, octave_idx_type len, bool swap, octave::mach_info::float_format fmt)
OCTAVE_API void	read_floats (std::istream &is, float *data, save_type type, octave_idx_type len, bool swap, octave::mach_info::float_format fmt)
OCTAVE_API void	write_doubles (std::ostream &os, const double *data, save_type type, octave_idx_type len)
OCTAVE_API void	write_floats (std::ostream &os, const float *data, save_type type, octave_idx_type len)

Enumeration Type Documentation

save_type

enum save_type

Enumerator
LS_U_CHAR
LS_U_SHORT
LS_U_INT
LS_CHAR
LS_SHORT
LS_INT
LS_FLOAT
LS_DOUBLE
LS_U_LONG
LS_LONG

Definition at line 86 of file data-conv.h.

Function Documentation

do_double_format_conversion()

OCTAVE_API void do_double_format_conversion	(	void *	data,
		octave_idx_type	len,
		octave::mach_info::float_format	from_fmt,
		octave::mach_info::float_format	to_fmt = octave::mach_info::native_float_format()
	)

Definition at line 659 of file data-conv.cc.

References err_unrecognized_float_fmt(), octave::mach_info::flt_fmt_ieee_big_endian, octave::mach_info::flt_fmt_ieee_little_endian, IEEE_big_double_to_IEEE_little_double(), IEEE_little_double_to_IEEE_big_double(), and len.

Referenced by octave::convert_data(), do_float_format_conversion(), read_doubles(), and read_floats().

do_float_format_conversion() [1/2]

OCTAVE_API void do_float_format_conversion	(	void *	data,
		octave_idx_type	len,
		octave::mach_info::float_format	from_fmt,
		octave::mach_info::float_format	to_fmt = octave::mach_info::native_float_format()
	)

Definition at line 706 of file data-conv.cc.

References err_unrecognized_float_fmt(), octave::mach_info::flt_fmt_ieee_big_endian, octave::mach_info::flt_fmt_ieee_little_endian, IEEE_big_float_to_IEEE_little_float(), IEEE_little_float_to_IEEE_big_float(), and len.

Referenced by octave::convert_and_copy(), octave::convert_data(), do_float_format_conversion(), read_doubles(), and read_floats().

do_float_format_conversion() [2/2]

OCTAVE_API void do_float_format_conversion	(	void *	data,
		size_t	sz,
		octave_idx_type	len,
		octave::mach_info::float_format	from_fmt,
		octave::mach_info::float_format	to_fmt = octave::mach_info::native_float_format()
	)

Definition at line 753 of file data-conv.cc.

References do_double_format_conversion(), do_float_format_conversion(), and len.

is_equivalent_type()

template<typename T >

bool is_equivalent_type ( oct_data_conv::data_type  )

inline

Definition at line 136 of file data-conv.h.

is_equivalent_type< double >()

template<>

bool is_equivalent_type< double > ( oct_data_conv::data_type  t )

inline

Definition at line 254 of file data-conv.h.

References oct_data_conv::dt_double.

is_equivalent_type< float >()

template<>

bool is_equivalent_type< float > ( oct_data_conv::data_type  t )

inline

Definition at line 261 of file data-conv.h.

References oct_data_conv::dt_float, and oct_data_conv::dt_single.

is_equivalent_type< int16_t >()

template<>

bool is_equivalent_type< int16_t > ( oct_data_conv::data_type  t )

inline

Definition at line 149 of file data-conv.h.

References oct_data_conv::dt_int16.

is_equivalent_type< int32_t >()

template<>

bool is_equivalent_type< int32_t > ( oct_data_conv::data_type  t )

inline

Definition at line 156 of file data-conv.h.

References oct_data_conv::dt_int32.

is_equivalent_type< int64_t >()

template<>

bool is_equivalent_type< int64_t > ( oct_data_conv::data_type  t )

inline

Definition at line 163 of file data-conv.h.

References oct_data_conv::dt_int64.

is_equivalent_type< int8_t >()

template<>

bool is_equivalent_type< int8_t > ( oct_data_conv::data_type  t )

inline

Definition at line 142 of file data-conv.h.

References oct_data_conv::dt_int8.

is_equivalent_type< octave_int16 >()

template<>

bool is_equivalent_type< octave_int16 > ( oct_data_conv::data_type  t )

inline

Definition at line 205 of file data-conv.h.

References oct_data_conv::dt_int16.

is_equivalent_type< octave_int32 >()

template<>

bool is_equivalent_type< octave_int32 > ( oct_data_conv::data_type  t )

inline

Definition at line 212 of file data-conv.h.

References oct_data_conv::dt_int32.

is_equivalent_type< octave_int64 >()

template<>

bool is_equivalent_type< octave_int64 > ( oct_data_conv::data_type  t )

inline

Definition at line 219 of file data-conv.h.

References oct_data_conv::dt_int64.

is_equivalent_type< octave_int8 >()

template<>

bool is_equivalent_type< octave_int8 > ( oct_data_conv::data_type  t )

inline

Definition at line 198 of file data-conv.h.

References oct_data_conv::dt_int8.

is_equivalent_type< octave_uint16 >()

template<>

bool is_equivalent_type< octave_uint16 > ( oct_data_conv::data_type  t )

inline

Definition at line 233 of file data-conv.h.

References oct_data_conv::dt_uint16.

is_equivalent_type< octave_uint32 >()

template<>

bool is_equivalent_type< octave_uint32 > ( oct_data_conv::data_type  t )

inline

Definition at line 240 of file data-conv.h.

References oct_data_conv::dt_uint32.

is_equivalent_type< octave_uint64 >()

template<>

bool is_equivalent_type< octave_uint64 > ( oct_data_conv::data_type  t )

inline

Definition at line 247 of file data-conv.h.

References oct_data_conv::dt_uint64.

is_equivalent_type< octave_uint8 >()

template<>

bool is_equivalent_type< octave_uint8 > ( oct_data_conv::data_type  t )

inline

Definition at line 226 of file data-conv.h.

References oct_data_conv::dt_uint8.

is_equivalent_type< uint16_t >()

template<>

bool is_equivalent_type< uint16_t > ( oct_data_conv::data_type  t )

inline

Definition at line 177 of file data-conv.h.

References oct_data_conv::dt_uint16.

is_equivalent_type< uint32_t >()

template<>

bool is_equivalent_type< uint32_t > ( oct_data_conv::data_type  t )

inline

Definition at line 184 of file data-conv.h.

References oct_data_conv::dt_uint32.

is_equivalent_type< uint64_t >()

template<>

bool is_equivalent_type< uint64_t > ( oct_data_conv::data_type  t )

inline

Definition at line 191 of file data-conv.h.

References oct_data_conv::dt_uint64.

is_equivalent_type< uint8_t >()

template<>

bool is_equivalent_type< uint8_t > ( oct_data_conv::data_type  t )

inline

Definition at line 170 of file data-conv.h.

References oct_data_conv::dt_uint8.

read_doubles()

OCTAVE_API void read_doubles	(	std::istream &	is,
		double *	data,
		save_type	type,
		octave_idx_type	len,
		bool	swap,
		octave::mach_info::float_format	fmt
	)

Definition at line 776 of file data-conv.cc.

References __lo_ieee_replace_old_NA(), do_double_format_conversion(), do_float_format_conversion(), len, LS_CHAR, LS_DO_READ, LS_DOUBLE, LS_FLOAT, LS_INT, LS_SHORT, LS_U_CHAR, LS_U_INT, LS_U_SHORT, and OCTAVE_LOCAL_BUFFER.

Referenced by octave_complex::load_binary(), octave_complex_diag_matrix::load_binary(), octave_complex_matrix::load_binary(), octave_sparse_complex_matrix::load_binary(), octave_diag_matrix::load_binary(), octave_matrix::load_binary(), octave_sparse_matrix::load_binary(), octave_scalar::load_binary(), read_mat5_binary_data(), and read_mat_binary_data().

read_floats()

OCTAVE_API void read_floats	(	std::istream &	is,
		float *	data,
		save_type	type,
		octave_idx_type	len,
		bool	swap,
		octave::mach_info::float_format	fmt
	)

Definition at line 835 of file data-conv.cc.

References do_double_format_conversion(), do_float_format_conversion(), len, LS_CHAR, LS_DO_READ, LS_DOUBLE, LS_FLOAT, LS_INT, LS_SHORT, LS_U_CHAR, LS_U_INT, LS_U_SHORT, and OCTAVE_LOCAL_BUFFER.

Referenced by octave_float_scalar::load_binary(), octave_float_complex::load_binary(), octave_float_complex_diag_matrix::load_binary(), octave_float_complex_matrix::load_binary(), octave_float_diag_matrix::load_binary(), octave_float_matrix::load_binary(), and read_mat5_binary_data().

write_doubles()

OCTAVE_API void write_doubles	(	std::ostream &	os,
		const double *	data,
		save_type	type,
		octave_idx_type	len
	)

Definition at line 891 of file data-conv.cc.

References len, LS_CHAR, LS_DO_WRITE, LS_DOUBLE, LS_FLOAT, LS_INT, LS_SHORT, LS_U_CHAR, LS_U_INT, and LS_U_SHORT.

Referenced by octave_complex_diag_matrix::save_binary(), octave_complex_matrix::save_binary(), octave_sparse_complex_matrix::save_binary(), octave_diag_matrix::save_binary(), octave_matrix::save_binary(), and octave_sparse_matrix::save_binary().

write_floats()

OCTAVE_API void write_floats	(	std::ostream &	os,
		const float *	data,
		save_type	type,
		octave_idx_type	len
	)

Definition at line 941 of file data-conv.cc.

References len, LS_CHAR, LS_DO_WRITE, LS_DOUBLE, LS_FLOAT, LS_INT, LS_SHORT, LS_U_CHAR, LS_U_INT, and LS_U_SHORT.

Referenced by octave_float_complex_diag_matrix::save_binary(), octave_float_complex_matrix::save_binary(), octave_float_diag_matrix::save_binary(), and octave_float_matrix::save_binary().