You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
71 lines
2.3 KiB
71 lines
2.3 KiB
// Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#include "recognizer/recognizer_controller.h"
|
|
#include "recognizer/u2_recognizer.h"
|
|
#include "nnet/u2_nnet.h"
|
|
|
|
namespace ppspeech {
|
|
|
|
RecognizerController::RecognizerController(int num_worker, U2RecognizerResource resource) {
|
|
nnet_ = std::make_shared<ppspeech::U2Nnet>(resource.model_opts);
|
|
recognizer_workers.resize(num_worker);
|
|
for (size_t i = 0; i < num_worker; ++i) {
|
|
recognizer_workers[i].reset(new ppspeech::U2Recognizer(resource, nnet_->Clone()));
|
|
recognizer_workers[i]->InitDecoder();
|
|
waiting_workers.push(i);
|
|
}
|
|
}
|
|
|
|
int RecognizerController::GetRecognizerInstanceId() {
|
|
if (waiting_workers.empty()) {
|
|
return -1;
|
|
}
|
|
int idx = -1;
|
|
{
|
|
std::unique_lock<std::mutex> lock(mutex_);
|
|
idx = waiting_workers.front();
|
|
waiting_workers.pop();
|
|
}
|
|
return idx;
|
|
}
|
|
|
|
RecognizerController::~RecognizerController() {
|
|
for (size_t i = 0; i < recognizer_workers.size(); ++i) {
|
|
recognizer_workers[i]->SetInputFinished();
|
|
recognizer_workers[i]->WaitDecodeFinished();
|
|
}
|
|
}
|
|
|
|
std::string RecognizerController::GetFinalResult(int idx) {
|
|
recognizer_workers[idx]->WaitDecodeFinished();
|
|
recognizer_workers[idx]->AttentionRescoring();
|
|
std::string result = recognizer_workers[idx]->GetFinalResult();
|
|
recognizer_workers[idx]->InitDecoder();
|
|
{
|
|
std::unique_lock<std::mutex> lock(mutex_);
|
|
waiting_workers.push(idx);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void RecognizerController::Accept(std::vector<float> data, int idx) {
|
|
recognizer_workers[idx]->Accept(data);
|
|
}
|
|
|
|
void RecognizerController::SetInputFinished(int idx) {
|
|
recognizer_workers[idx]->SetInputFinished();
|
|
}
|
|
|
|
} |