Trascrizione di un file multilingue locale (beta)
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Trascrivere un file audio locale che include più di una lingua.
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Esempio di codice
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[[["Facile da capire","easyToUnderstand","thumb-up"],["Il problema è stato risolto","solvedMyProblem","thumb-up"],["Altra","otherUp","thumb-up"]],[["Difficile da capire","hardToUnderstand","thumb-down"],["Informazioni o codice di esempio errati","incorrectInformationOrSampleCode","thumb-down"],["Mancano le informazioni o gli esempi di cui ho bisogno","missingTheInformationSamplesINeed","thumb-down"],["Problema di traduzione","translationIssue","thumb-down"],["Altra","otherDown","thumb-down"]],[],[],[],null,["# Transcribe a local multi-lingual file (beta)\n\nTranscribe a local audio file that includes more than one language.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Enable language recognition in Speech-to-Text](/speech-to-text/docs/enable-language-recognition-speech-to-text)\n\nCode sample\n-----------\n\n### Java\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\nFor more information, see the\n[Speech-to-Text Java API\nreference documentation](/java/docs/reference/google-cloud-speech/latest/overview).\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 /**\n * Transcribe a local audio file with multi-language recognition\n *\n * @param fileName the path to the audio file\n */\n public static void transcribeMultiLanguage(String fileName) throws Exception {\n Path path = Paths.get(fileName);\n // Get the contents of the local audio file\n byte[] content = Files.readAllBytes(path);\n\n try (SpeechClient speechClient = SpeechClient.create()) {\n\n RecognitionAudio recognitionAudio =\n RecognitionAudio.newBuilder().setContent(ByteString.copyFrom(content)).build();\n ArrayList\u003cString\u003e languageList = new ArrayList\u003c\u003e();\n languageList.add(\"es-ES\");\n languageList.add(\"en-US\");\n\n // Configure request to enable multiple languages\n RecognitionConfig config =\n RecognitionConfig.newBuilder()\n .setEncoding(AudioEncoding.LINEAR16)\n .setSampleRateHertz(16000)\n .setLanguageCode(\"ja-JP\")\n .addAllAlternativeLanguageCodes(languageList)\n .build();\n // Perform the transcription request\n RecognizeResponse recognizeResponse = speechClient.recognize(config, recognitionAudio);\n\n // Print out the results\n for (SpeechRecognitionResult result : recognizeResponse.getResultsList()) {\n // There can be several alternative transcripts for a given chunk of speech. Just use the\n // first (most likely) one here.\n SpeechRecognitionAlternative alternative = result.getAlternatives(0);\n System.out.format(\"Transcript : %s\\n\\n\", alternative.getTranscript());\n }\n }\n }\n\n### Node.js\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\nFor more information, see the\n[Speech-to-Text Node.js API\nreference documentation](/nodejs/docs/reference/speech/latest).\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 const fs = require('fs');\n\n // Imports the Google Cloud client library\n const speech = require('https://cloud.google.com/nodejs/docs/reference/speech/latest/overview.html').v1p1beta1;\n\n // Creates a client\n const client = new speech.https://cloud.google.com/nodejs/docs/reference/speech/latest/overview.html();\n\n /**\n * TODO(developer): Uncomment the following lines before running the sample.\n */\n // const fileName = 'Local path to audio file, e.g. /path/to/audio.raw';\n\n const config = {\n encoding: 'LINEAR16',\n sampleRateHertz: 44100,\n languageCode: 'en-US',\n alternativeLanguageCodes: ['es-ES', 'en-US'],\n };\n\n const audio = {\n content: fs.readFileSync(fileName).toString('base64'),\n };\n\n const request = {\n config: config,\n audio: audio,\n };\n\n const [response] = await client.recognize(request);\n const transcription = response.results\n .map(result =\u003e result.alternatives[0].transcript)\n .join('\\n');\n console.log(`Transcription: ${transcription}`);\n\n### Python\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\nFor more information, see the\n[Speech-to-Text Python API\nreference documentation](/python/docs/reference/speech/latest).\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 from google.cloud import speech_v1p1beta1 as speech\n\n client = speech.SpeechClient()\n\n speech_file = \"resources/multi.wav\"\n first_lang = \"en-US\"\n second_lang = \"es\"\n\n with open(speech_file, \"rb\") as audio_file:\n content = audio_file.read()\n\n audio = speech.RecognitionAudio(content=content)\n\n config = speech.RecognitionConfig(\n encoding=speech.RecognitionConfig.AudioEncoding.LINEAR16,\n sample_rate_hertz=44100,\n audio_channel_count=2,\n language_code=first_lang,\n alternative_language_codes=[second_lang],\n )\n\n print(\"Waiting for operation to complete...\")\n response = client.recognize(config=config, audio=audio)\n\n for i, result in enumerate(response.results):\n alternative = result.alternatives[0]\n print(\"-\" * 20)\n print(f\"First alternative of result {i}: {alternative}\")\n print(f\"Transcript: {alternative.transcript}\")\n\n return response.results\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)."]]