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// Copyright (c) 2021 Ximalaya Speech Team (Xiang Lyu)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "frontend/wav.h"
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#include "grpc/grpc_client.h"
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#include "utils/flags.h"
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#include "utils/timer.h"
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DEFINE_string(hostname, "127.0.0.1", "hostname of websocket server"); |
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DEFINE_int32(port, 10086, "port of websocket server"); |
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DEFINE_int32(nbest, 1, "n-best of decode result"); |
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DEFINE_string(wav_path, "", "test wav file path"); |
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DEFINE_bool(continuous_decoding, false, "continuous decoding mode"); |
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int main(int argc, char* argv[]) { |
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gflags::ParseCommandLineFlags(&argc, &argv, false); |
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google::InitGoogleLogging(argv[0]); |
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wenet::GrpcClient client(FLAGS_hostname, FLAGS_port, FLAGS_nbest, |
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FLAGS_continuous_decoding); |
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wenet::WavReader wav_reader(FLAGS_wav_path); |
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const int sample_rate = 16000; |
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// Only support 16K
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CHECK_EQ(wav_reader.sample_rate(), sample_rate); |
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const int num_samples = wav_reader.num_samples(); |
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std::vector<float> pcm_data(wav_reader.data(), |
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wav_reader.data() + num_samples); |
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// Send data every 0.5 second
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const float interval = 0.5; |
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const int sample_interval = interval * sample_rate; |
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for (int start = 0; start < num_samples; start += sample_interval) { |
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if (client.done()) { |
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break; |
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} |
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int end = std::min(start + sample_interval, num_samples); |
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// Convert to short
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std::vector<int16_t> data; |
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data.reserve(end - start); |
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for (int j = start; j < end; j++) { |
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data.push_back(static_cast<int16_t>(pcm_data[j])); |
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} |
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// Send PCM data
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client.SendBinaryData(data.data(), data.size() * sizeof(int16_t)); |
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VLOG(2) << "Send " << data.size() << " samples"; |
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std::this_thread::sleep_for( |
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std::chrono::milliseconds(static_cast<int>(interval * 1000))); |
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} |
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wenet::Timer timer; |
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client.Join(); |
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VLOG(2) << "Total latency: " << timer.Elapsed() << "ms."; |
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return 0; |
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} |
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// Copyright (c) 2021 Ximalaya Speech Team (Xiang Lyu)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <grpcpp/ext/proto_server_reflection_plugin.h>
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#include <grpcpp/grpcpp.h>
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#include <grpcpp/health_check_service_interface.h>
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#include "decoder/params.h"
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#include "grpc/grpc_server.h"
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DEFINE_int32(port, 10086, "grpc listening port"); |
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DEFINE_int32(workers, 4, "grpc num workers"); |
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using grpc::Server; |
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using grpc::ServerBuilder; |
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int main(int argc, char* argv[]) { |
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gflags::ParseCommandLineFlags(&argc, &argv, false); |
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google::InitGoogleLogging(argv[0]); |
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auto decode_config = wenet::InitDecodeOptionsFromFlags(); |
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auto feature_config = wenet::InitFeaturePipelineConfigFromFlags(); |
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auto decode_resource = wenet::InitDecodeResourceFromFlags(); |
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wenet::GrpcServer service(feature_config, decode_config, decode_resource); |
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grpc::EnableDefaultHealthCheckService(true); |
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grpc::reflection::InitProtoReflectionServerBuilderPlugin(); |
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ServerBuilder builder; |
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std::string address("0.0.0.0:" + std::to_string(FLAGS_port)); |
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builder.AddListeningPort(address, grpc::InsecureServerCredentials()); |
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builder.RegisterService(&service); |
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builder.SetSyncServerOption(ServerBuilder::SyncServerOption::NUM_CQS, |
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FLAGS_workers); |
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std::unique_ptr<Server> server(builder.BuildAndStart()); |
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LOG(INFO) << "Listening at port " << FLAGS_port; |
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server->Wait(); |
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google::ShutdownGoogleLogging(); |
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return 0; |
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} |