/**
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* Copyright FunASR (https://github.com/alibaba-damo-academy/FunASR). All Rights
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* Reserved. MIT License (https://opensource.org/licenses/MIT)
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*/
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/* 2022-2023 by zhaomingwork */
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// io server
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// Usage:websocketmain [--model_thread_num <int>] [--decoder_thread_num
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// <int>] [--io_thread_num <int>] [--port <int>]
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// [--listen_ip <string>] [--wav-scp <string>]
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// [--wav-path <string>] [--punc-config <string>]
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// [--punc-model <string>] --am-config <string>
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// --am-cmvn <string> --am-model <string>
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// [--vad-config <string>] [--vad-cmvn <string>]
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// [--vad-model <string>] [--] [--version] [-h]
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#include "websocketsrv.h"
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using namespace std;
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void GetValue(TCLAP::ValueArg<std::string>& value_arg, string key,
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std::map<std::string, std::string>& model_path) {
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if (value_arg.isSet()) {
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model_path.insert({key, value_arg.getValue()});
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LOG(INFO) << key << " : " << value_arg.getValue();
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}
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}
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int main(int argc, char* argv[]) {
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try {
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google::InitGoogleLogging(argv[0]);
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FLAGS_logtostderr = true;
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TCLAP::CmdLine cmd("websocketmain", ' ', "1.0");
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TCLAP::ValueArg<std::string> vad_model("", VAD_MODEL_PATH, "vad model path",
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false, "", "string");
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TCLAP::ValueArg<std::string> vad_cmvn("", VAD_CMVN_PATH, "vad cmvn path",
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false, "", "string");
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TCLAP::ValueArg<std::string> vad_config(
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"", VAD_CONFIG_PATH, "vad config path", false, "", "string");
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TCLAP::ValueArg<std::string> am_model("", AM_MODEL_PATH, "am model path",
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true, "", "string");
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TCLAP::ValueArg<std::string> am_cmvn("", AM_CMVN_PATH, "am cmvn path", true,
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"", "string");
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TCLAP::ValueArg<std::string> am_config("", AM_CONFIG_PATH, "am config path",
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true, "", "string");
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TCLAP::ValueArg<std::string> punc_model(
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"", PUNC_MODEL_PATH, "punc model path", false, "", "string");
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TCLAP::ValueArg<std::string> punc_config(
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"", PUNC_CONFIG_PATH, "punc config path", false, "", "string");
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TCLAP::ValueArg<std::string> wav_path("", WAV_PATH, "wave file path", false,
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"", "string");
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TCLAP::ValueArg<std::string> wav_scp("", WAV_SCP, "wave scp path", false,
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"", "string");
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TCLAP::ValueArg<std::string> listen_ip("", "listen_ip", "listen_ip", false,
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"0.0.0.0", "string");
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TCLAP::ValueArg<int> port("", "port", "port", false, 8889, "int");
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TCLAP::ValueArg<int> io_thread_num("", "io_thread_num", "io_thread_num",
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false, 8, "int");
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TCLAP::ValueArg<int> decoder_thread_num(
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"", "decoder_thread_num", "decoder_thread_num", false, 8, "int");
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TCLAP::ValueArg<int> model_thread_num("", "model_thread_num",
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"model_thread_num", false, 1, "int");
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cmd.add(vad_model);
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cmd.add(vad_cmvn);
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cmd.add(vad_config);
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cmd.add(am_model);
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cmd.add(am_cmvn);
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cmd.add(am_config);
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cmd.add(punc_model);
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cmd.add(punc_config);
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cmd.add(wav_path);
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cmd.add(wav_scp);
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cmd.add(listen_ip);
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cmd.add(port);
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cmd.add(io_thread_num);
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cmd.add(decoder_thread_num);
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cmd.add(model_thread_num);
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cmd.parse(argc, argv);
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std::map<std::string, std::string> model_path;
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GetValue(vad_model, VAD_MODEL_PATH, model_path);
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GetValue(vad_cmvn, VAD_CMVN_PATH, model_path);
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GetValue(vad_config, VAD_CONFIG_PATH, model_path);
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GetValue(am_model, AM_MODEL_PATH, model_path);
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GetValue(am_cmvn, AM_CMVN_PATH, model_path);
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GetValue(am_config, AM_CONFIG_PATH, model_path);
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GetValue(punc_model, PUNC_MODEL_PATH, model_path);
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GetValue(punc_config, PUNC_CONFIG_PATH, model_path);
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GetValue(wav_path, WAV_PATH, model_path);
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GetValue(wav_scp, WAV_SCP, model_path);
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std::string s_listen_ip = listen_ip.getValue();
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int s_port = port.getValue();
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int s_io_thread_num = io_thread_num.getValue();
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int s_decoder_thread_num = decoder_thread_num.getValue();
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int s_model_thread_num = model_thread_num.getValue();
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asio::io_context io_decoder; // context for decoding
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std::vector<std::thread> decoder_threads;
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auto conn_guard = asio::make_work_guard(
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io_decoder); // make sure threads can wait in the queue
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// create threads pool
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for (int32_t i = 0; i < s_decoder_thread_num; ++i) {
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decoder_threads.emplace_back([&io_decoder]() { io_decoder.run(); });
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}
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server server_; // server for websocket
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server_.init_asio(); // init asio
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server_.set_reuse_addr(
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true); // reuse address as we create multiple threads
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// list on port for accept
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server_.listen(asio::ip::address::from_string(s_listen_ip), s_port);
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WebSocketServer websocket_srv(io_decoder,
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&server_); // websocket server for asr engine
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websocket_srv.initAsr(model_path, s_model_thread_num); // init asr model
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std::cout << "asr model init finished. listen on port:" << s_port
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<< std::endl;
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// Start the ASIO network io_service run loop
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if (s_io_thread_num == 1) {
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server_.run();
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} else {
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typedef websocketpp::lib::shared_ptr<websocketpp::lib::thread> thread_ptr;
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std::vector<thread_ptr> ts;
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// create threads for io network
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for (size_t i = 0; i < s_io_thread_num; i++) {
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ts.push_back(websocketpp::lib::make_shared<websocketpp::lib::thread>(
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&server::run, &server_));
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}
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// wait for theads
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for (size_t i = 0; i < s_io_thread_num; i++) {
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ts[i]->join();
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}
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}
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// wait for theads
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for (auto& t : decoder_threads) {
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t.join();
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}
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} catch (std::exception const& e) {
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std::cerr << "Error: " << e.what() << std::endl;
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}
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return 0;
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}
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