Files
Vosklet/src/recognizer.cc
2024-03-24 00:58:13 -07:00

90 lines
3.2 KiB
C++

#include "recognizer.h"
recognizer::recognizer(int index, float sampleRate, genericModel* model) : index(index) {
rec = vosk_recognizer_new(std::get<0>(model->mdl),sampleRate);
finishConstruction(model);
}
recognizer::recognizer(int index, float sampleRate, genericModel* model, genericModel* spkMdl) : index(index) {
rec = vosk_recognizer_new_spk(std::get<0>(model->mdl), sampleRate, std::get<1>(spkMdl->mdl));
finishConstruction(model, spkMdl);
}
recognizer::recognizer(int index, float sampleRate, genericModel* model, const std::string& grm, int dummy) : index(index) {
rec = vosk_recognizer_new_grm(std::get<0>(model->mdl), sampleRate, grm.c_str());
finishConstruction(model);
}
recognizer::~recognizer() {
done.test_and_set(std::memory_order_relaxed);
done.notify_one();
controller.test_and_set(std::memory_order_relaxed);
controller.notify_one();
vosk_recognizer_free(rec);
}
void recognizer::finishConstruction(genericModel* model, genericModel* spkModel) {
if(rec == nullptr) {
fireEv(index, "Unable to initialize recognizer");
return;
}
auto main {[this](){
emscripten_console_log("Recognizer loaded!");
std::string loadInfo{};
loadInfo += reinterpret_cast<int>(dataBuf);
loadInfo += ",";
loadInfo += reinterpret_cast<int>(&state);
fireEv(index, loadInfo.c_str());
while(!done.test(std::memory_order_relaxed)) {
controller.wait(!done.test(std::memory_order_relaxed), std::memory_order_relaxed);
controller.clear(std::memory_order_relaxed);
switch(vosk_recognizer_accept_waveform_f(rec, dataBuf, 512)) {
case 0:
fireEv(index, vosk_recognizer_result(rec), "result");
break;
case 1:
fireEv(index, vosk_recognizer_partial_result(rec), "partialResult");
}
state = 0;
}
}};
if(!model->recognizerUsedThrd) {
model->recognizerUsedThrd = true;
model->thrd.addTask(main);
emscripten_console_log("Adding task to model thread...");
return;
}
if(spkModel != nullptr && !spkModel->recognizerUsedThrd) {
spkModel->recognizerUsedThrd = true;
spkModel->thrd.addTask(main);
emscripten_console_log("Adding task to speaker model thread...");
return;
}
emscripten_console_log("New recognizer thread");
std::thread t{main};
t.detach();
}
void recognizer::setEndpointerMode(VoskEndpointerMode mode) {
vosk_recognizer_set_endpointer_mode(rec, mode);
}
void recognizer::setEndpointerDelays(float tStartMax, float tEnd, float tMax) {
vosk_recognizer_set_endpointer_delays(rec, tStartMax, tEnd, tMax);
}
void recognizer::acceptWaveForm() {
controller.test_and_set(std::memory_order_relaxed);
controller.notify_one();
}
void recognizer::setGrm(const std::string& grm) {
vosk_recognizer_set_grm(rec, grm.c_str());
}
void recognizer::setSpkModel(genericModel* spkModel) {
vosk_recognizer_set_spk_model(rec, std::get<1>(spkModel->mdl));
}
void recognizer::setWords(bool words) {
vosk_recognizer_set_words(rec,words);
}
void recognizer::setPartialWords(bool partialWords) {
vosk_recognizer_set_partial_words(rec, partialWords);
}
void recognizer::setNLSML(bool nlsml) {
vosk_recognizer_set_nlsml(rec, nlsml);
}
void recognizer::setMaxAlternatives(int alts) {
vosk_recognizer_set_max_alternatives(rec, alts);
}