Amazon Polly Integration for Speech Synthesis

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Amazon Polly Integration for Speech Synthesis
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Amazon Polly Integration for Speech Synthesis. Amazon Polly is an AWS TTS service with native integration into the Amazon ecosystem: S3, Lambda, Cloud

Front. Supports Neural TTS (NTTS) and classic voices. For Russian: Maxim (male) and Tatyana (female) voices. Neural versions are not available for ru-RU. ### Synthesis via boto3```python import boto3

polly = boto3.client('polly', region_name='us-east-1')

def synthesize_speech(text: str) -> bytes: response = polly.synthesize_speech( Text=text, OutputFormat='mp3', # mp3 | ogg_vorbis | pcm | json VoiceId='Tatyana', # Maxim | Tatyana для ru-RU LanguageCode='ru-RU', Engine='standard', # standard | neural (не для ru-RU) SampleRate='22050', # 8000 | 16000 | 22050 TextType='text', # text | ssml ) return response['AudioStream'].read()

SSML синтез

ssml_text = """ Здравствуйте! Ваш заказ номер 12345 готов. """ response = polly.synthesize_speech( Text=ssml_text, TextType='ssml', OutputFormat='mp3', VoiceId='Tatyana', ) ### Presigned URL for direct access to S3python

Для длинных текстов — async task в S3

response = polly.start_speech_synthesis_task( Text=long_text, OutputFormat='mp3', VoiceId='Tatyana', OutputS3BucketName='my-tts-bucket', OutputS3KeyPrefix='audio/' ) task_id = response['SynthesisTask']['TaskId']