Edge-TTS HTTP Service

A simple HTTP service that provides Text-to-Speech functionality using Microsoft Edge's TTS engine, supporting multiple languages and voices through RESTful APIs.

English | 中文

Features

• 🌍 Multiple languages and voices support
• 🚀 Both streaming and non-streaming audio output
• 🔧 Simple REST API interface
• 🐳 Docker support
• ⚡ Low latency response

Quick Start

Option 1: Run Directly

1. Clone the repository:

git clone https://github.com/doctoroyy/edge-tts-as-a-service
cd edge-tts-as-a-service

2. Install dependencies:

pip install -r requirements.txt

3. Start the service:

python main.py

The service will be available at http://localhost:5000

Option 2: Docker Deployment

1. Build the image:

docker build -t edge-tts-as-a-service .

2. Run the container:

docker run -d -p 5000:5000 edge-tts-as-a-service

API Documentation

1. List Available Voices

Retrieve all supported voice options.

GET /voices

Response example:

{
    "code": 200,
    "message": "OK",
    "data": [
        {
            "Name": "en-US-GuyNeural",
            "ShortName": "en-US-GuyNeural",
            "Gender": "Male",
            "Locale": "en-US"
        },
        // ... more voices
    ]
}

2. Text-to-Speech (Download)

Convert text to speech and download the audio file.

POST /tts

Request body:

{
    "text": "Hello, World!",
    "voice": "en-US-GuyNeural",    // Optional, defaults to "zh-CN-YunxiNeural"
    "file_name": "hello.mp3"       // Optional, defaults to "test.mp3"
}

Response:

• Content-Type: audio/mpeg
• Returns audio file stream

3. Text-to-Speech (Streaming)

Convert text to speech with streaming output, suitable for real-time playback.

POST /tts/stream

Request body:

{
    "text": "Hello, World!",
    "voice": "en-US-GuyNeural"    // Optional, defaults to "zh-CN-YunxiNeural"
}

Response:

• Content-Type: application/octet-stream
• Returns audio stream

Usage Examples

Python Example

import requests

# Get available voices
response = requests.get('http://localhost:5000/voices')
voices = response.json()['data']

# Text-to-Speech (Download)
data = {
    "text": "Hello, World!",
    "voice": "en-US-GuyNeural",
    "file_name": "output.mp3"
}
response = requests.post('http://localhost:5000/tts', json=data)
with open('output.mp3', 'wb') as f:
    f.write(response.content)

# Text-to-Speech (Streaming)
response = requests.post('http://localhost:5000/tts/stream', json=data, stream=True)
with open('stream_output.mp3', 'wb') as f:
    for chunk in response.iter_content(chunk_size=8192):
        f.write(chunk)

curl Example

# Get available voices
curl http://localhost:5000/voices

# Text-to-Speech (Download)
curl -X POST http://localhost:5000/tts \
    -H "Content-Type: application/json" \
    -d '{"text":"Hello, World!", "voice":"en-US-GuyNeural"}' \
    --output output.mp3

# Text-to-Speech (Streaming)
curl -X POST http://localhost:5000/tts/stream \
    -H "Content-Type: application/json" \
    -d '{"text":"Hello, World!", "voice":"en-US-GuyNeural"}' \
    --output stream_output.mp3

FAQ

1. Q: How do I choose the right voice?
   A: Use the /voices endpoint to get a list of all available voices. Choose based on the Locale and Gender attributes.

2. Q: What languages are supported?
   A: Multiple languages including English, Chinese, Japanese, etc. Check the /voices endpoint for a complete list.

3. Q: What is the audio file format?
   A: The service generates MP3 audio files.

Notes

• Docker deployment is recommended for production environments
• The service has a text length limit; consider splitting long texts
• Default port is 5000, configurable through environment variables

Contributing

Issues and Pull Requests are welcome. Before submitting a PR, please:

1. Ensure your code follows the project style
2. Add necessary tests
3. Update relevant documentation

License

MIT License