/* * Copyright 2003-2017 The Music Player Daemon Project * http://www.musicpd.org * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include "config.h" #include "config/ConfigGlobal.hxx" #include "event/Thread.hxx" #include "decoder/DecoderList.hxx" #include "decoder/DecoderPlugin.hxx" #include "FakeDecoderAPI.hxx" #include "input/Init.hxx" #include "input/InputStream.hxx" #include "fs/Path.hxx" #include "AudioFormat.hxx" #include "util/OptionDef.hxx" #include "util/OptionParser.hxx" #include "Log.hxx" #include "LogBackend.hxx" #include #include #include #include #include struct CommandLine { const char *decoder = nullptr; const char *uri = nullptr; Path config_path = nullptr; bool verbose = false; }; enum Option { OPTION_CONFIG, OPTION_VERBOSE, }; static constexpr OptionDef option_defs[] = { {"config", 0, true, "Load a MPD configuration file"}, {"verbose", 'v', false, "Verbose logging"}, }; static CommandLine ParseCommandLine(int argc, char **argv) { CommandLine c; OptionParser option_parser(option_defs, argc, argv); while (auto o = option_parser.Next()) { switch (Option(o.index)) { case OPTION_CONFIG: c.config_path = Path::FromFS(o.value); break; case OPTION_VERBOSE: c.verbose = true; break; } } auto args = option_parser.GetRemaining(); if (args.size != 2) throw std::runtime_error("Usage: run_decoder [--verbose] [--config=FILE] DECODER URI"); c.decoder = args[0]; c.uri = args[1]; return c; } class GlobalInit { EventThread io_thread; public: GlobalInit(Path config_path, bool verbose) { SetLogThreshold(verbose ? LogLevel::DEBUG : LogLevel::INFO); io_thread.Start(); if (!config_path.IsNull()) ReadConfigFile(config_path); input_stream_global_init(io_thread.GetEventLoop()); decoder_plugin_init_all(); } ~GlobalInit() { decoder_plugin_deinit_all(); input_stream_global_finish(); } }; int main(int argc, char **argv) try { const auto c = ParseCommandLine(argc, argv); const GlobalInit init(c.config_path, c.verbose); const DecoderPlugin *plugin = decoder_plugin_from_name(c.decoder); if (plugin == nullptr) { fprintf(stderr, "No such decoder: %s\n", c.decoder); return EXIT_FAILURE; } FakeDecoder decoder; if (plugin->file_decode != nullptr) { plugin->FileDecode(decoder, Path::FromFS(c.uri)); } else if (plugin->stream_decode != nullptr) { auto is = InputStream::OpenReady(c.uri, decoder.mutex, decoder.cond); plugin->StreamDecode(decoder, *is); } else { fprintf(stderr, "Decoder plugin is not usable\n"); return EXIT_FAILURE; } if (!decoder.initialized) { fprintf(stderr, "Decoding failed\n"); return EXIT_FAILURE; } return EXIT_SUCCESS; } catch (const std::exception &e) { LogError(e); return EXIT_FAILURE; }