Recognize a synchronization request
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Loads the audio file from the disk into the request.
Code sample
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[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],[],[],[],null,["# Recognize a synchronization request\n\nLoads the audio file from the disk into the request.\n\nCode sample\n-----------\n\n### C++\n\n\nTo learn how to install and use the client library for Speech-to-Text, see\n[Speech-to-Text client libraries](/speech-to-text/docs/client-libraries).\n\n\nTo authenticate to Speech-to-Text, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n // Create a Speech client with the default configuration\n auto client = speech::SpeechClient(speech::MakeSpeechConnection());\n // Parse command line arguments.\n auto const args = ParseArguments(argc, argv);\n speech::v1::RecognizeRequest request;\n *request.mutable_config() = args.config;\n // Load the audio file from disk into the request.\n auto content =\n std::string{std::istreambuf_iterator\u003cchar\u003e(\n std::ifstream(args.path, std::ios::binary).rdbuf()),\n {}};\n request.mutable_audio()-\u003emutable_content()-\u003eassign(std::move(content));\n // Send audio content using Recognize().\n auto response = client.Recognize(request);\n if (!response) throw std::move(response).status();\n // Dump the transcript of all the results.\n for (auto const& result : response-\u003eresults()) {\n for (auto const& alternative : result.alternatives()) {\n std::cout \u003c\u003c alternative.confidence() \u003c\u003c \"\\t\" \u003c\u003c alternative.transcript()\n \u003c\u003c \"\\n\";\n }\n }\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=speech)."]]
