The other encodings are raw audio bytes with no header.įor best results, the audio source should be captured and transmitted using a Only FLAC and WAV include a header that describes the bytes of audio that follow the header. All encodings support only 1 channel (mono) audio. If asynch is TRUE, then an operation you will need to pass to gl_speech_op to get the finished result.Īudio encoding of the data sent in the audio message. If maxAlternatives is greater than 1, then the transcript will return near-duplicate rows with other interpretations of the text. Recognize audio uploaded in the request, and integrate with your audio storage on Google Cloud Storage,īy using the same technology Google uses to power its own products.Ī list of two tibbles: $transcript, a tibble of the transcript with a confidence $timings, a tibble that contains startTime, endTime per word. You can transcribe the text of users dictating to an application’s microphone,Įnable command-and-control through voice, or transcribe audio files, among many other use cases. The API recognizes over 80 languages and variants, to support your global user base. Neural network models in an easy to use API. Google Cloud Speech API enables developers to convert audio to text by applying powerful The languageCode will be taken from this functions arguments if not present since it is required. A RecognitionConfig object that will be converted from a list to JSON via toJSON - see RecognitionConfig documentation. If your audio_source is greater than 60 seconds, set this to TRUE to return an asynchronous call If TRUE will attempt to filter out profanitiesĪn optional character vector of context to assist the speech recognition Maximum number of recognition hypotheses to be returned. Language of the supplied audio as a BCP-47 language tag Optimal and default if left NULL is 16000 Gl_speech ( audio_source, encoding = c ( "LINEAR16", "FLAC", "MULAW", "AMR", "AMR_WB", "OGG_OPUS", "SPEEX_WITH_HEADER_BYTE" ), sampleRateHertz = NULL, languageCode = "en-US", maxAlternatives = 1L, profanityFilter = FALSE, speechContexts = NULL, asynch = FALSE, customConfig = NULL )įile location of audio data, or Google Cloud Storage URI
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