VoiceRecogMiddleware: A middleware for EFB

Notice

Middleware ID: catbaron.voice_recog

VoiceRecogMiddleware is a middleware for EFB to recognize content of voice message. This middleware is modified based on ehForwarderBot 1.0

• Baidu
  • Deprecated for now because my Baidu account is limited by Baidu
  • 由于我的Baidu账号不能正常登陆，因此对百度引擎的支持暂时停止。
  • API from Baidu is available for free.
  • You need to get API_KEY and SECRET_KEY following http://ai.baidu.com/docs#/ASR-API-PRO/top
• Azure Cognitive Service
  • Azure Cognitive Service offers 5 audio hours per month for free.
  • You need to get Key1 and Endpoint from https://portal.azure.com/
• IFlyTek
  • IFlyTek offers 500 queries per day fro free to new users. Additional free bundles are available from 50,000 queries/90 days to 100,000 queries/year.
  • You need to get APPID, APISecret and APIKey from https://console.xfyun.cn/services/iat
• Tencent
  • Tencent offers 15,000 queries for free per month.
  • Chinese ID verification is required to use free service.
  • You need to get SecretID and SecretKey from https://console.cloud.tencent.com/cam/capi
• You need to use VoiceRecogMiddleware on top of EFB. Please check the document and install EFB first.

Dependense

• Python >= 3.6
• EFB >= 2.0.0b15
• pydub

Install and configuration

Install

pip install efb-voice_recog-middleware

Enable

Register to EFB Following this document to edit the config file. The config file by default is $HOME/.ehforwarderbot/profiles/default/config.yaml. It should look like:

master_channel: foo.demo_master
slave_channels:
- foo.demo_slave
- bar.dummy
middlewares:
- foo.other_middlewares
- catbaron.voice_recog

You only need to add the last line to your config file.

Configure the middleware

The config file by default is $HOME/.ehforwarderbot/profiles/default/catbaron.voice_recog/config.yaml. Please create the config file if thers is not one. Edit it as:

speech_api:
    baidu:
        api_key: API_KEY
        secret_key: SECRET_KEY
        # supported language:
        #   zh, zh-x-en, en, zh-yue, zh-x-sichuan, zh-x-farfield
        lang: zh
    azure:
        key1: KEY_1
        endpoint: ENDPOINT
        # supported language:
        #   ar-EG, ar-SA, ar-AE, ar-KW, ar-QA, ca-ES,
        #   da-DK, de-DE, en-AU, en-CA, en-GB, en-IN,
        #   en-NZ, en-US, es-ES, es-MX, fi-FI, fr-CA,
        #   fr-FR, gu-IN, hi-IN, it-IT, ja-JP, ko-KR,
        #   mr-IN, nb-NO, nl-NL, pl-PL, pt-BR, pt-PT,
        #   ru-RU, sv-SE, ta-IN, te-IN, zh-CN, zh-HK,
        #   zh-TW, th-TH, tr-TR
        lang: zh
    tencent:
        secret_id: SECRET_ID
        secret_key: SECRET_KEY
        # supported language: en, zh
        lang: en
    iflytek:
        app_id: APP_ID
        api_secret: API_SECRET
        api_key: APP_KEY
        # supported language: zh, en
        lang: en
auto: true

Replace the section with all-caps to your own ones.

Note that you may omit the section that you do not want to enable.

---

Turn off auto if you want to disable auto recognition to all voice messages. Alternatively, you may reply recog` to a voice message to recognise it.

Restart EFB.