// See www.openfst.org for extensive documentation on this weighted
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// finite-state transducer library.
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//
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// Getters for converting command-line arguments into the appropriate enums
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// or bitmasks, with the simplest ones defined as inline.
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#ifndef FST_SCRIPT_GETTERS_H_
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#define FST_SCRIPT_GETTERS_H_
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#include <string>
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#include <fst/compose.h> // For ComposeFilter.
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#include <fst/determinize.h> // For DeterminizeType.
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#include <fst/encode.h> // For kEncodeLabels (etc.).
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#include <fst/epsnormalize.h> // For EpsNormalizeType.
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#include <fst/project.h> // For ProjectType.
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#include <fst/push.h> // For kPushWeights (etc.).
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#include <fst/queue.h> // For QueueType.
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#include <fst/rational.h> // For ClosureType.
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#include <fst/script/arcsort.h> // For ArcSortType.
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#include <fst/script/map.h> // For MapType.
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#include <fst/script/script-impl.h> // For RandArcSelection.
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#include <fst/log.h>
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namespace fst {
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namespace script {
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bool GetArcSortType(const string &str, ArcSortType *sort_type);
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inline ClosureType GetClosureType(bool closure_plus) {
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return closure_plus ? CLOSURE_PLUS : CLOSURE_STAR;
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}
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bool GetComposeFilter(const string &str, ComposeFilter *compose_filter);
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bool GetDeterminizeType(const string &str, DeterminizeType *det_type);
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inline uint32 GetEncodeFlags(bool encode_labels, bool encode_weights) {
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return (encode_labels ? kEncodeLabels : 0) |
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(encode_weights ? kEncodeWeights : 0);
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}
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inline EpsNormalizeType GetEpsNormalizeType(bool eps_norm_output) {
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return eps_norm_output ? EPS_NORM_OUTPUT : EPS_NORM_INPUT;
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}
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bool GetMapType(const string &str, MapType *map_type);
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inline ProjectType GetProjectType(bool project_output) {
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return project_output ? PROJECT_OUTPUT : PROJECT_INPUT;
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}
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inline uint32 GetPushFlags(bool push_weights, bool push_labels,
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bool remove_total_weight, bool remove_common_affix) {
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return ((push_weights ? kPushWeights : 0) |
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(push_labels ? kPushLabels : 0) |
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(remove_total_weight ? kPushRemoveTotalWeight : 0) |
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(remove_common_affix ? kPushRemoveCommonAffix : 0));
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}
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bool GetQueueType(const string &str, QueueType *queue_type);
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bool GetRandArcSelection(const string &str, RandArcSelection *ras);
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bool GetReplaceLabelType(const string &str, bool epsilon_on_replace,
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ReplaceLabelType *rlt);
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inline ReweightType GetReweightType(bool to_final) {
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return to_final ? REWEIGHT_TO_FINAL : REWEIGHT_TO_INITIAL;
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}
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} // namespace script
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} // namespace fst
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#endif // FST_SCRIPT_GETTERS_H_
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