An LVParseTree object represents the results of a decode using a context free grammar.
Use <LVSpeechPort.h> or <LV_SRE_ParseTree.h>
See Also Using the Parse Tree Tutorial
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Function |
Return Type |
Description |
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LVParseTree(void) |
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Constructs an LVParseTree object. |
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LVParseTree(const LVParseTree& other) |
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Copy constructor |
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operator=(const LVParseTree& other) |
LVParseTree |
Assignment operator |
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~LVParseTree(void) |
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Destroys the LVParseTree object |
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Root (void) |
LVParseTree::Node |
Provides access to the parent node in the parse tree. |
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Begin (void) |
LVParseTree::Iterator |
Provides an iterator that walks each node in the tree in a top-to-bottom, left-to-right fashion |
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End (void) |
LVParseTree::Iterator |
Marks the end of traversal for the parse tree iterator |
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TerminalsBegin (void) |
LVParseTree::TerminalIterator |
Traverses the terminals of the parse tree (words). |
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TerminalsEnd (void) |
LVParseTree::TerminalIterator |
Marks the end of traversal for the TerminalIterator. |
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TagsBegin (void) |
LVParseTree::TagIterator |
Traverses the tags in the parse tree (semantic data). |
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TagsEnd (void) |
LVParseTree::TagIterator |
Marks the end of traversal for the TagIterator. |
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TagFormat (void) |
const char* |
Returns the tag format, as described by the grammar that this tree matched (e.g. "lumenvox /1.0" or "semantics/1.0") |
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NumberOfTagsInHeader (void) |
int |
Returns the number of tags (semantic data) that were defined in the matching grammar's header. |
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HeaderTag (int N) |
const char* |
Returns the Nth header tag from the matching grammar. |
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GrammarLabel (void) |
const char* |
Returns the name of the grammar as it was provided to the speech port. |
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Mode (void) |
const char* |
"voice" or "dtmf" |
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Language (void) |
const char* |
Returns the language of the matching grammar (e.g. "en-US" or "es-MX") |
