In file ../include/ling_class/EST_Utterance.h:

class EST_Utterance

A class that contains <link linkend="est-item">EST_Items</link> and <link linkend="est-relation">EST_Relations</link> between them.

Public Fields

Utterance access

Public Methods

	Constructor and initialisation Functions EST_Utterance () default constructor
	Utility Functions void init () initialise utterance void clear () remove everything in utterance void clear_relations () clear the contents of the relations only void set_highest_id (int n) set the next id to be <parameter>n</parameter> int next_id () return the id of the next item
	File i/o EST_read_status load (const EST_String &filename) load an utterance from an ascii file EST_read_status load (EST_TokenStream &ts) load an utterance from a already opened token stream EST_write_status save (const EST_String &filename, const EST_String &type="est_ascii") const save an utterance to an ascii file EST_write_status save (ostream &outf, const EST_String &type) const save an utterance to an ostream

Documentation

A class that contains <link linkend="est-item">EST_Items</link> and <link linkend="est-relation">EST_Relations</link> between them. Used for holding interrelated linguistic structures.

Constructor and initialisation Functions

EST_Utterance()

default constructor

Utility Functions

void init()

initialise utterance

void clear()

remove everything in utterance

void clear_relations()

clear the contents of the relations only

void set_highest_id(int n)

set the next id to be <parameter>n</parameter>

int next_id()

return the id of the next item

File i/o

EST_read_status load(const EST_String &filename)

load an utterance from an ascii file

EST_read_status load(EST_TokenStream &ts)

load an utterance from a already opened token stream

EST_write_status save(const EST_String &filename, const EST_String &type="est_ascii") const

save an utterance to an ascii file

EST_write_status save(ostream &outf, const EST_String &type) const

save an utterance to an ostream

Utterance access

Utterance access

EST_Features f

Utterance level features

void evaluate_all_features()

Evaluarte all feature functions in utterance

EST_Features relations

The list of named relations

int num_relations() const

number of relations in this utterance

bool relation_present(const EST_String name) const

returns true if utterance contains named relations. name can be either a single string or a bracketed list of strings e.g. "(Word Phone Syl)".

bool relation_present(EST_StrList &names) const

returns true if utterance contains all the relations named in the list name.

EST_Relation* relation(const char* name, int err_on_not_found=1)

get relation by name

EST_Item* id(const EST_String &n)

return EST_Item whose id is <parameter>n</parameter>

EST_Relation* create_relation(const EST_String &relname)

create a new relation called <parameter>n</parameter>

void remove_relation(const EST_String &relname)

remove the relation called <parameter>n</parameter>

This class has no child classes.

Friends:

ostream& operator << (ostream &s, const EST_Utterance &u)

Alphabetic index HTML hierarchy of classes or Java

This page is part of the Edinburgh Speech Tools Library documentation
Copyright University of Edinburgh 1997
Contact: speech_tools@cstr.ed.ac.uk