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Text mit Audioprofilen synthetisieren

Synthetisieren Sie Text und geben Sie ein Audioprofil an, um die synthetische Sprache für die Wiedergabe auf verschiedenen Hardwaretypen zu optimieren.

Weitere Informationen

Eine ausführliche Dokumentation, die dieses Codebeispiel enthält, finden Sie hier:

Geräteprofile für generierte Audioinhalte verwenden

Codebeispiel

Java

Informationen zum Installieren und Verwenden der Clientbibliothek für Text-to-Speech finden Sie unter Text-to-Speech-Clientbibliotheken. Weitere Informationen finden Sie in der Referenzdokumentation zur Text-to-Speech Java API.

Richten Sie zur Authentifizierung bei Text-to-Speech Standardanmeldedaten für Anwendungen ein. Weitere Informationen finden Sie unter Authentifizierung für eine lokale Entwicklungsumgebung einrichten.

/**
 * Demonstrates using the Text to Speech client with audio profiles to synthesize text or ssml
 *
 * @param text the raw text to be synthesized. (e.g., "Hello there!")
 * @param effectsProfile audio profile to be used for synthesis. (e.g.,
 *     "telephony-class-application")
 * @throws Exception on TextToSpeechClient Errors.
 */
public static ByteString synthesizeTextWithAudioProfile(String text, String effectsProfile)
    throws Exception {
  // Instantiates a client
  try (TextToSpeechClient textToSpeechClient = TextToSpeechClient.create()) {
    // Set the text input to be synthesized
    SynthesisInput input = SynthesisInput.newBuilder().setText(text).build();

    // Build the voice request
    VoiceSelectionParams voice =
        VoiceSelectionParams.newBuilder()
            .setLanguageCode("en-US") // languageCode = "en_us"
            .setSsmlGender(SsmlVoiceGender.FEMALE) // ssmlVoiceGender = SsmlVoiceGender.FEMALE
            .build();

    // Select the type of audio file you want returned and the audio profile
    AudioConfig audioConfig =
        AudioConfig.newBuilder()
            .setAudioEncoding(AudioEncoding.MP3) // MP3 audio.
            .addEffectsProfileId(effectsProfile) // audio profile
            .build();

    // Perform the text-to-speech request
    SynthesizeSpeechResponse response =
        textToSpeechClient.synthesizeSpeech(input, voice, audioConfig);

    // Get the audio contents from the response
    ByteString audioContents = response.getAudioContent();

    // Write the response to the output file.
    try (OutputStream out = new FileOutputStream("output.mp3")) {
      out.write(audioContents.toByteArray());
      System.out.println("Audio content written to file \"output.mp3\"");
      return audioContents;
    }
  }
}

Node.js


/**
 * TODO(developer): Uncomment these variables before running the sample.
 */
// const text = 'Text you want to vocalize';
// const outputFile = 'YOUR_OUTPUT_FILE_LOCAtION;
// const languageCode = 'LANGUAGE_CODE_FOR_OUTPUT';
// const ssmlGender = 'SSML_GENDER_OF_SPEAKER';

// Imports the Google Cloud client library
const speech = require('@google-cloud/text-to-speech');
const fs = require('fs');
const util = require('util');

// Creates a client
const client = new speech.TextToSpeechClient();

async function synthesizeWithEffectsProfile() {
  // Add one or more effects profiles to array.
  // Refer to documentation for more details:
  // https://cloud.google.com/text-to-speech/docs/audio-profiles
  const effectsProfileId = ['telephony-class-application'];

  const request = {
    input: {text: text},
    voice: {languageCode: languageCode, ssmlGender: ssmlGender},
    audioConfig: {audioEncoding: 'MP3', effectsProfileId: effectsProfileId},
  };

  const [response] = await client.synthesizeSpeech(request);
  const writeFile = util.promisify(fs.writeFile);
  await writeFile(outputFile, response.audioContent, 'binary');
  console.log(`Audio content written to file: ${outputFile}`);
}

PHP

Informationen zum Installieren und Verwenden der Clientbibliothek für Text-to-Speech finden Sie unter Text-to-Speech-Clientbibliotheken.

use Google\Cloud\TextToSpeech\V1\AudioConfig;
use Google\Cloud\TextToSpeech\V1\AudioEncoding;
use Google\Cloud\TextToSpeech\V1\Client\TextToSpeechClient;
use Google\Cloud\TextToSpeech\V1\SsmlVoiceGender;
use Google\Cloud\TextToSpeech\V1\SynthesisInput;
use Google\Cloud\TextToSpeech\V1\SynthesizeSpeechRequest;
use Google\Cloud\TextToSpeech\V1\VoiceSelectionParams;

/**
 * @param string $text Text to synthesize
 * @param string $effectsProfileId Audio Profile ID
 */
function synthesize_text_effects_profile(string $text, string $effectsProfileId): void
{
    // create client object
    $client = new TextToSpeechClient();

    $inputText = (new SynthesisInput())
        ->setText($text);

    // note: the voice can also be specified by name
    // names of voices can be retrieved with $client->listVoices()
    $voice = (new VoiceSelectionParams())
        ->setLanguageCode('en-US')
        ->setSsmlGender(SsmlVoiceGender::FEMALE);

    // define effects profile id.
    $audioConfig = (new AudioConfig())
        ->setAudioEncoding(AudioEncoding::MP3)
        ->setEffectsProfileId(array($effectsProfileId));
    $request = (new SynthesizeSpeechRequest())
        ->setInput($inputText)
        ->setVoice($voice)
        ->setAudioConfig($audioConfig);

    $response = $client->synthesizeSpeech($request);
    $audioContent = $response->getAudioContent();

    file_put_contents('output.mp3', $audioContent);
    print('Audio content written to "output.mp3"' . PHP_EOL);

    $client->close();
}

Python

def synthesize_text_with_audio_profile(text, output, effects_profile_id):
    """Synthesizes speech from the input string of text."""
    from google.cloud import texttospeech

    client = texttospeech.TextToSpeechClient()

    input_text = texttospeech.SynthesisInput(text=text)

    # Note: the voice can also be specified by name.
    # Names of voices can be retrieved with client.list_voices().
    voice = texttospeech.VoiceSelectionParams(language_code="en-US")

    # Note: you can pass in multiple effects_profile_id. They will be applied
    # in the same order they are provided.
    audio_config = texttospeech.AudioConfig(
        audio_encoding=texttospeech.AudioEncoding.MP3,
        effects_profile_id=[effects_profile_id],
    )

    response = client.synthesize_speech(
        input=input_text, voice=voice, audio_config=audio_config
    )

    # The response's audio_content is binary.
    with open(output, "wb") as out:
        out.write(response.audio_content)
        print('Audio content written to file "%s"' % output)

Nächste Schritte

Informationen zum Suchen und Filtern von Codebeispielen für andere Google Cloud-Produkte finden Sie im Google Cloud-Beispielbrowser.