Add H.264 inference session recording and replay

src/main.cpp

@@ -11,17 +11,20 @@ int main(int argc,char** argv)try {
     auto configPath=root/"config/camera.json";
     cms::OutputOptions output;output.directory=root/"output";
     bool visualize=false;
+    std::filesystem::path recordSession,replaySession;
     std::map<std::string,std::function<void(int&)>> arguments{
+        {"--record-session",[&](int&i){if(++i>=argc)throw std::invalid_argument("--record-session needs a directory");recordSession=argv[i];}},
+        {"--replay-session",[&](int&i){if(++i>=argc)throw std::invalid_argument("--replay-session needs a directory");replaySession=argv[i];}},
         {"--save-original",[&](int&){output.original=true;}},
         {"--save-annotated",[&](int&){output.annotated=true;}},
         {"--save-results",[&](int&){output.results=true;}},
         {"--visualize",[&](int&){visualize=true;}},
         {"--config",[&](int&i){if(++i>=argc)throw std::invalid_argument("--config needs a file");configPath=argv[i];}},
-        {"--help",[](int&){std::cout<<"camera_risk [--save-original] [--save-annotated] [--save-results] [--config FILE] [--visualize]\nContinuous camera inference; latest FrameResult stays in memory. Stop with Ctrl+C or SIGTERM.\n";std::exit(0);}}
+        {"--help",[](int&){std::cout<<"camera_risk [--record-session NEW_DIR] [--replay-session DIR] [--save-original] [--save-annotated] [--save-results] [--config FILE] [--visualize]\nContinuous camera inference; replay runs to EOF without a camera.\nH.264 sessions require a new recording directory. Stop with Ctrl+C or SIGTERM to finalize video.\n";std::exit(0);}}
     };
     for(int i=1;i<argc;++i){auto handler=arguments.find(argv[i]);if(handler==arguments.end())throw std::invalid_argument("Unknown option: "+std::string(argv[i]));handler->second(i);}
 
-    auto config=cms::loadConfig(configPath);config.output=output;
+    auto config=cms::loadConfig(configPath);config.output=output;config.record_session=recordSession;config.replay_session=replaySession;
     cms::CameraPipeline pipeline(config);
     cms::StopSignals signals(pipeline);
     pipeline.start();