语音标记 - Amazon Polly
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语音标记

以下代码示例显示如何使用基于 Java 的应用程序为输入的文本合成语音标记。此功能使用 SynthesizeSpeech API。

有关此功能的更多信息，请参见语音标记。

有关 API 的更多信息，请参阅 SynthesizeSpeech API 参考。

/*
   Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
   SPDX-License-Identifier: Apache-2.0
*/

package com.example.polly;

import software.amazon.awssdk.auth.credentials.ProfileCredentialsProvider;
import software.amazon.awssdk.core.ResponseInputStream;
import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.polly.PollyClient;
import software.amazon.awssdk.services.polly.model.*;

import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;

/**
 * Before running this Java V2 code example, set up your development environment, including your credentials.
 *
 * For more information, see the following documentation topic:
 *
 * https://docs.aws.amazon.com/sdk-for-java/latest/developer-guide/get-started.html
 */
public class SpeechMarksSample {

    public static void main(String args[]) {

        PollyClient polly = PollyClient.builder()
                .region(Region.US_WEST_2)
                .credentialsProvider(ProfileCredentialsProvider.create())
                .build();

        speechMarksSample(polly) ;
        polly.close();
    }

    private static final String OUTPUT_FILE = "./speechMarks.json";
    public static void speechMarksSample(PollyClient client) {

        try {
            SynthesizeSpeechRequest speechMarksSampleRequest = SynthesizeSpeechRequest.builder()
                    .outputFormat(OutputFormat.JSON)
                    .speechMarkTypes(SpeechMarkType.VISEME, SpeechMarkType.WORD)
                    .voiceId(VoiceId.JOANNA)
                    .text("This is a sample text to be synthesized")
                    .build();
            try (FileOutputStream outputStream = new FileOutputStream(new File(OUTPUT_FILE))) {
                ResponseInputStream<SynthesizeSpeechResponse> synthesizeSpeechResponse = client
                        .synthesizeSpeech(speechMarksSampleRequest);
                byte[] buffer = new byte[2 * 1024];
                int readBytes;

                try (InputStream in = synthesizeSpeechResponse){
                    while ((readBytes = in.read(buffer)) > 0) {
                        outputStream.write(buffer, 0, readBytes);
                    }
                }
            } catch (Exception e) {
                System.err.println("Exception caught: " + e);
            }

        } catch (PollyException e) {
            System.err.println("Exception caught: " + e);
            System.exit(1);
        }
    }

}

package com.amazonaws.polly.samples;
 
import com.amazonaws.services.polly.AmazonPolly;
import com.amazonaws.services.polly.AmazonPollyClientBuilder;
import com.amazonaws.services.polly.model.OutputFormat;
import com.amazonaws.services.polly.model.SpeechMarkType;
import com.amazonaws.services.polly.model.SynthesizeSpeechRequest;
import com.amazonaws.services.polly.model.SynthesizeSpeechResult;
import com.amazonaws.services.polly.model.VoiceId;
 
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
 
public class SynthesizeSpeechMarksSample {
    AmazonPolly client = AmazonPollyClientBuilder.defaultClient();
 
    public void synthesizeSpeechMarks() {
        String outputFileName = "/tmp/speechMarks.json";
 
        SynthesizeSpeechRequest synthesizeSpeechRequest = new SynthesizeSpeechRequest()
                .withOutputFormat(OutputFormat.Json)
                .withSpeechMarkTypes(SpeechMarkType.Viseme, SpeechMarkType.Word)
                .withVoiceId(VoiceId.Joanna)
                .withText("This is a sample text to be synthesized.");
 
        try (FileOutputStream outputStream = new FileOutputStream(new File(outputFileName))) {
            SynthesizeSpeechResult synthesizeSpeechResult = client.synthesizeSpeech(synthesizeSpeechRequest);
            byte[] buffer = new byte[2 * 1024];
            int readBytes;
 
            try (InputStream in = synthesizeSpeechResult.getAudioStream()){
                while ((readBytes = in.read(buffer)) > 0) {
                    outputStream.write(buffer, 0, readBytes);
                }
            }
        } catch (Exception e) {
            System.err.println("Exception caught: " + e);
        }
    }
}