81 lines
2.9 KiB
C++
81 lines
2.9 KiB
C++
#include <filesystem>
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#include <fstream>
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#include <iostream>
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#include <sstream>
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#include <string>
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#include <rerun.hpp>
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#include <rerun/third_party/cxxopts.hpp>
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int main(int argc, char** argv) {
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// Create a new `RecordingStream` which sends data over gRPC to the viewer process.
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const auto rec = rerun::RecordingStream("rerun_example_log_file");
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cxxopts::Options options(
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"rerun_example_log_file",
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"Demonstrates how to log any file from the SDK using the `Importer` machinery."
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);
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// clang-format off
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options.add_options()
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("h,help", "Print usage")
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// Rerun
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("spawn", "Start a new Rerun Viewer process and feed it data in real-time")
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("connect", "Connects and sends the logged data to a remote Rerun viewer")
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("save", "Log data to an rrd file", cxxopts::value<std::string>())
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("stdout", "Log data to standard output, to be piped into a Rerun Viewer")
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// Example
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("from-contents", "Log the contents of the file directly (files only -- not supported by external loaders)", cxxopts::value<bool>()->default_value("false"))
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("filepaths", "The filepaths to be loaded and logged", cxxopts::value<std::vector<std::string>>())
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;
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// clang-format on
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options.parse_positional({"filepaths"});
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auto args = options.parse(argc, argv);
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if (args.count("help")) {
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std::cout << options.help() << std::endl;
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exit(0);
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}
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// TODO(#4602): need common rerun args helper library
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if (args["spawn"].as<bool>()) {
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rec.spawn().exit_on_failure();
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} else if (args["connect"].as<bool>()) {
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rec.connect_grpc().exit_on_failure();
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} else if (args["stdout"].as<bool>()) {
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rec.to_stdout().exit_on_failure();
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} else if (args.count("save")) {
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rec.save(args["save"].as<std::string>()).exit_on_failure();
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} else {
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rec.spawn().exit_on_failure();
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}
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const auto from_contents = args["from-contents"].as<bool>();
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if (args.count("filepaths")) {
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const auto filepaths = args["filepaths"].as<std::vector<std::string>>();
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for (const auto& filepath : filepaths) {
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if (!from_contents) {
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// Either log the file using its path…
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rec.log_file_from_path(filepath, "log_file_example");
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} else {
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// …or using its contents if you already have them loaded for some reason.
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if (std::filesystem::is_regular_file(filepath)) {
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std::ifstream file(filepath);
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std::stringstream contents;
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contents << file.rdbuf();
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const auto data = contents.str();
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rec.log_file_from_contents(
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filepath,
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reinterpret_cast<const std::byte*>(data.c_str()),
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data.size(),
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"log_file_example"
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);
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}
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}
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}
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}
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}
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