Examples with SynthesisInput com.google.cloud.texttospeech.v1.SynthesisInput used on opensource projects

Example 11 with SynthesisInput

use of com.google.cloud.texttospeech.v1.SynthesisInput in project java-docs-samples by GoogleCloudPlatform.

the class SsmlAddresses method ssmlToAudio.

// [START tts_ssml_address_audio]
/**
 * Generates synthetic audio from a String of SSML text.
 *
 * <p>Given a string of SSML text and an output file name, this function calls the Text-to-Speech
 * API. The API returns a synthetic audio version of the text, formatted according to the SSML
 * commands. This function saves the synthetic audio to the designated output file.
 *
 * @param ssmlText String of tagged SSML text
 * @param outFile String name of file under which to save audio output
 * @throws Exception on errors while closing the client
 */
public static void ssmlToAudio(String ssmlText, String outFile) throws Exception {
    // Instantiates a client
    try (TextToSpeechClient textToSpeechClient = TextToSpeechClient.create()) {
        // Set the ssml text input to synthesize
        SynthesisInput input = SynthesisInput.newBuilder().setSsml(ssmlText).build();
        // Build the voice request, select the language code ("en-US") and
        // the ssml voice gender ("male")
        VoiceSelectionParams voice = VoiceSelectionParams.newBuilder().setLanguageCode("en-US").setSsmlGender(SsmlVoiceGender.MALE).build();
        // Select the audio file type
        AudioConfig audioConfig = AudioConfig.newBuilder().setAudioEncoding(AudioEncoding.MP3).build();
        // Perform the text-to-speech request on the text input with the selected voice parameters and
        // audio file type
        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(outFile)) {
            out.write(audioContents.toByteArray());
            System.out.println("Audio content written to file " + outFile);
        }
    }
}

Example 12 with SynthesisInput

use of com.google.cloud.texttospeech.v1.SynthesisInput in project webapp by elimu-ai.

the class GoogleCloudTextToSpeechHelper method synthesizeText.

public static byte[] synthesizeText(String text, Language language) throws NotSupportedException, IOException {
    logger.info("synthesizeText");
    byte[] byteArray = null;
    logger.info("text: \"" + text + "\"");
    if ((language != Language.BEN) && (language != Language.ENG) && (language != Language.FIL) && (language != Language.HIN)) {
        throw new NotSupportedException("This language (" + language + ") is not yet supported: https://cloud.google.com/text-to-speech/docs/voices");
    }
    String languageCode = null;
    if (language == Language.BEN) {
        languageCode = "bn";
    } else if (language == Language.ENG) {
        languageCode = "en";
    } else if (language == Language.FIL) {
        languageCode = "fil";
    } else if (language == Language.HIN) {
        languageCode = "hi";
    }
    logger.info("languageCode: " + languageCode);
    // For the Google Cloud TextToSpeechClient to work, an environment variable GOOGLE_APPLICATION_CREDENTIALS needs to exist.
    // To enable this during development, download the JSON file from https://console.cloud.google.com/iam-admin/serviceaccounts
    // and run the following command:
    // export GOOGLE_APPLICATION_CREDENTIALS=/path/to/google-cloud-service-account-key.json
    logger.info("System.getenv(\"GOOGLE_APPLICATION_CREDENTIALS\"): \"" + System.getenv("GOOGLE_APPLICATION_CREDENTIALS") + "\"");
    TextToSpeechClient textToSpeechClient = TextToSpeechClient.create();
    logger.info("textToSpeechClient: " + textToSpeechClient);
    // Set the text input to be synthesized
    SynthesisInput synthesisInput = SynthesisInput.newBuilder().setText(text).build();
    logger.info("synthesisInput: " + synthesisInput);
    // Build the voice request
    VoiceSelectionParams voiceSelectionParams = VoiceSelectionParams.newBuilder().setLanguageCode(// TODO: fetch from Language enum
    languageCode).setSsmlGender(SsmlVoiceGender.FEMALE).build();
    logger.info("voiceSelectionParams: " + voiceSelectionParams);
    // Select the type of audio file to be returned
    AudioConfig audioConfig = AudioConfig.newBuilder().setAudioEncoding(AudioEncoding.MP3).build();
    logger.info("audioConfig: " + audioConfig);
    // Perform Text-to-Speech request
    SynthesizeSpeechResponse synthesizeSpeechResponse = textToSpeechClient.synthesizeSpeech(synthesisInput, voiceSelectionParams, audioConfig);
    logger.info("synthesizeSpeechResponse: " + synthesizeSpeechResponse);
    // Get the audio contents from the response
    ByteString audioContentsByteString = synthesizeSpeechResponse.getAudioContent();
    // Convert to byte array
    byteArray = audioContentsByteString.toByteArray();
    return byteArray;
}

Example 13 with SynthesisInput

use of com.google.cloud.texttospeech.v1.SynthesisInput in project java-docs-samples by GoogleCloudPlatform.

the class SynthesizeFile method synthesizeTextFile.

// [START tts_synthesize_text_file]
/**
 * Demonstrates using the Text to Speech client to synthesize a text file or ssml file.
 *
 * @param textFile the text file to be synthesized. (e.g., hello.txt)
 * @throws Exception on TextToSpeechClient Errors.
 */
public static ByteString synthesizeTextFile(String textFile) throws Exception {
    // Instantiates a client
    try (TextToSpeechClient textToSpeechClient = TextToSpeechClient.create()) {
        // Read the file's contents
        String contents = new String(Files.readAllBytes(Paths.get(textFile)));
        // Set the text input to be synthesized
        SynthesisInput input = SynthesisInput.newBuilder().setText(contents).build();
        // Build the voice request
        VoiceSelectionParams voice = VoiceSelectionParams.newBuilder().setLanguageCode(// languageCode = "en_us"
        "en-US").setSsmlGender(// ssmlVoiceGender = SsmlVoiceGender.FEMALE
        SsmlVoiceGender.FEMALE).build();
        // Select the type of audio file you want returned
        AudioConfig audioConfig = AudioConfig.newBuilder().setAudioEncoding(// MP3 audio.
        AudioEncoding.MP3).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;
        }
    }
}

Example 14 with SynthesisInput

use of com.google.cloud.texttospeech.v1.SynthesisInput in project java-docs-samples by GoogleCloudPlatform.

the class SynthesizeText method synthesizeText.

// [START tts_synthesize_text]
/**
 * Demonstrates using the Text to Speech client to synthesize text or ssml.
 *
 * @param text the raw text to be synthesized. (e.g., "Hello there!")
 * @throws Exception on TextToSpeechClient Errors.
 */
public static ByteString synthesizeText(String text) 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(// languageCode = "en_us"
        "en-US").setSsmlGender(// ssmlVoiceGender = SsmlVoiceGender.FEMALE
        SsmlVoiceGender.FEMALE).build();
        // Select the type of audio file you want returned
        AudioConfig audioConfig = AudioConfig.newBuilder().setAudioEncoding(// MP3 audio.
        AudioEncoding.MP3).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;
        }
    }
}

Example 15 with SynthesisInput

use of com.google.cloud.texttospeech.v1.SynthesisInput in project java-docs-samples by GoogleCloudPlatform.

the class QuickstartSample method main.

/**
 * Demonstrates using the Text-to-Speech API.
 */
public static void main(String... args) throws Exception {
    // Instantiates a client
    try (TextToSpeechClient textToSpeechClient = TextToSpeechClient.create()) {
        // Set the text input to be synthesized
        SynthesisInput input = SynthesisInput.newBuilder().setText("Hello, World!").build();
        // Build the voice request, select the language code ("en-US") and the ssml voice gender
        // ("neutral")
        VoiceSelectionParams voice = VoiceSelectionParams.newBuilder().setLanguageCode("en-US").setSsmlGender(SsmlVoiceGender.NEUTRAL).build();
        // Select the type of audio file you want returned
        AudioConfig audioConfig = AudioConfig.newBuilder().setAudioEncoding(AudioEncoding.MP3).build();
        // Perform the text-to-speech request on the text input with the selected voice parameters and
        // audio file type
        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\"");
        }
    }
}