#include "EST_String.h"
#include "EST_Wave.h"
#include "ling_class/EST_Relation.h"
#include "EST_Option.h"
#include "EST_FMatrix.h"
#include "EST_TNamedEnum.h"

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EST_wave_aux
Auxiliary functions for processing waveforms.
enum	EST_sample_type_t { st_unknown, st_schar, st_uchar, st_short, st_shorten, st_int, st_float, st_double, st_mulaw, st_adpcm, st_alaw, st_ascii }

EST_TNamedEnum< EST_sample_type_t >	EST_sample_type_map

int	wave_extract_channel (EST_Wave &single, const EST_Wave &multi, int channel)

void	wave_combine_channels (EST_Wave &combined, const EST_Wave &multi)

int	wave_subwave (EST_Wave &subsig, EST_Wave &sig, int offset, int length)

int	wave_divide (EST_WaveList &wl, EST_Wave &sig, EST_Relation &keylab, const EST_String &ext)

int	wave_extract (EST_Wave &part, EST_Wave &sig, EST_Relation &keylab, const EST_String &file)

void	add_waves (EST_Wave &s, const EST_Wave &m)

EST_Wave	difference (EST_Wave &a, EST_Wave &b)

float	rms_error (EST_Wave &a, EST_Wave &b, int channel)

float	abs_error (EST_Wave &a, EST_Wave &b, int channel)

float	correlation (EST_Wave &a, EST_Wave &b, int channel)

EST_FVector	rms_error (EST_Wave &a, EST_Wave &b)

EST_FVector	abs_error (EST_Wave &a, EST_Wave &b)

EST_FVector	correlation (EST_Wave &a, EST_Wave &b)

EST_Wave	error (EST_Wave &ref, EST_Wave &test, int relax)

void	absolute (EST_Wave &a)

EST_read_status	read_wave (EST_Wave &sig, const EST_String &in_file, EST_Option &al)

EST_write_status	write_wave (EST_Wave &sig, const EST_String &in_file, EST_Option &al)

void	wave_info (EST_Wave &w)

void	invert (EST_Wave &sig)

void	differentiate (EST_Wave &sig)

void	reverse (EST_Wave &sig)

void	ulaw_to_short (const unsigned char ulaw, short data, int length)

void	alaw_to_short (const unsigned char alaw, short data, int length)

void	uchar_to_short (const unsigned char chars, short data, int length)

void	short_to_char (const short data, unsigned char chars, int length)

void	short_to_ulaw (const short data, unsigned char ulaw, int length)

void	short_to_alaw (const short data, unsigned char alaw, int length)

enum EST_write_status	wave_io_save_header (FILE *fp, const int num_samples, const int num_channels, const int sample_rate, const EST_String &stype, const int bo, const EST_String &ftype)

Enumeration Type Documentation

enum EST_sample_type_t

Enumerator
st_unknown
st_schar
st_uchar
st_short
st_shorten
st_int
st_float
st_double
st_mulaw
st_adpcm
st_alaw
st_ascii

Definition at line 105 of file EST_wave_aux.h.

Function Documentation

int wave_extract_channel	(	EST_Wave &	single,
		const EST_Wave &	multi,
		int	channel
	)

Definition at line 122 of file EST_wave_aux.cc.

void wave_combine_channels	(	EST_Wave &	combined,
		const EST_Wave &	multi
	)

Definition at line 159 of file EST_wave_aux.cc.

int wave_subwave	(	EST_Wave &	subsig,
		EST_Wave &	sig,
		int	offset,
		int	length
	)

Definition at line 112 of file EST_wave_cuts.cc.

int wave_divide	(	EST_WaveList &	wl,
		EST_Wave &	sig,
		EST_Relation &	keylab,
		const EST_String &	ext
	)

Definition at line 56 of file EST_wave_cuts.cc.

int wave_extract	(	EST_Wave &	part,
		EST_Wave &	sig,
		EST_Relation &	keylab,
		const EST_String &	file
	)

Definition at line 81 of file EST_wave_cuts.cc.

void add_waves	(	EST_Wave &	s,
		const EST_Wave &	m
	)

Definition at line 181 of file EST_wave_aux.cc.

EST_Wave difference	(	EST_Wave &	a,
		EST_Wave &	b
	)

Definition at line 52 of file EST_wave_temp.cc.

float rms_error	(	EST_Wave &	a,
		EST_Wave &	b,
		int	channel
	)

Definition at line 98 of file EST_wave_temp.cc.

float abs_error	(	EST_Wave &	a,
		EST_Wave &	b,
		int	channel
	)

Definition at line 111 of file EST_wave_temp.cc.

float correlation	(	EST_Wave &	a,
		EST_Wave &	b,
		int	channel
	)

Definition at line 124 of file EST_wave_temp.cc.

EST_FVector rms_error	(	EST_Wave &	a,
		EST_Wave &	b
	)

Definition at line 166 of file EST_wave_temp.cc.

EST_FVector abs_error	(	EST_Wave &	a,
		EST_Wave &	b
	)

Definition at line 185 of file EST_wave_temp.cc.

EST_FVector correlation	(	EST_Wave &	a,
		EST_Wave &	b
	)

Definition at line 204 of file EST_wave_temp.cc.

EST_Wave error	(	EST_Wave &	ref,
		EST_Wave &	test,
		int	relax
	)

Definition at line 223 of file EST_wave_temp.cc.

void absolute ( EST_Wave & a )

Definition at line 158 of file EST_wave_temp.cc.

EST_read_status read_wave	(	EST_Wave &	sig,
		const EST_String &	in_file,
		EST_Option &	al
	)

Definition at line 556 of file EST_WaveFile.cc.

EST_write_status write_wave	(	EST_Wave &	sig,
		const EST_String &	in_file,
		EST_Option &	al
	)

Definition at line 671 of file EST_WaveFile.cc.

void wave_info ( EST_Wave & w )

Definition at line 236 of file EST_wave_aux.cc.

void invert ( EST_Wave & sig )

Definition at line 193 of file EST_wave_aux.cc.

void differentiate ( EST_Wave & sig )

Definition at line 76 of file EST_wave_aux.cc.

void reverse ( EST_Wave & sig )

Definition at line 198 of file EST_wave_aux.cc.

void ulaw_to_short	(	const unsigned char *	ulaw,
		short *	data,
		int	length
	)

Definition at line 103 of file EST_wave_utils.cc.

void alaw_to_short	(	const unsigned char *	alaw,
		short *	data,
		int	length
	)

Definition at line 113 of file EST_wave_utils.cc.

void uchar_to_short	(	const unsigned char *	chars,
		short *	data,
		int	length
	)

Definition at line 133 of file EST_wave_utils.cc.

void short_to_char	(	const short *	data,
		unsigned char *	chars,
		int	length
	)

void short_to_ulaw	(	const short *	data,
		unsigned char *	ulaw,
		int	length
	)

Definition at line 196 of file EST_wave_utils.cc.

void short_to_alaw	(	const short *	data,
		unsigned char *	alaw,
		int	length
	)

Definition at line 206 of file EST_wave_utils.cc.

enum EST_write_status wave_io_save_header	(	FILE *	fp,
		const int	num_samples,
		const int	num_channels,
		const int	sample_rate,
		const EST_String &	stype,
		const int	bo,
		const EST_String &	ftype
	)

Definition at line 2000 of file EST_wave_io.cc.

Variable Documentation

EST_TNamedEnum<EST_sample_type_t> EST_sample_type_map