The application uses IBM's speech recognition, machine translation, and voice synthesis capabilities to instantly translate speech to another language and read the translation aloud.
Node.js is used to provide the browser client's authentication token.
Give it a try! Click the button below to fork into IBM DevOps Services and deploy your own copy of this application on Bluemix.
-
Create a Bluemix Account
Sign up in Bluemix, or use an existing account. Watson Services in Beta are free to use.
-
Download and install the Cloud-foundry CLI tool
-
Edit the
manifest.ymlfile and change the<application-name>to something unique.
---
declared-services:
speech-to-text-service-standard:
label: speech_to_text
plan: standard
language-translation-service:
label: language_translation
plan: standard
text-to-speech-service:
label: text_to_speech
plan: standard
applications:
- name: <application name>
command: node app.js
buildpack: sdk-for-nodejs
path: .
memory: 256m
services:
- speech-to-text-service-standard
- language-translation-service
- text-to-speech-service
The name you use will determinate your application url initially, e.g. <application-name>.mybluemix.net.
-
Install Node.js
-
Install project dependencies and build browser application:
$ npm install
$ npm build- Connect to Bluemix in the command line tool.
$ cf api https://api.ng.bluemix.net
$ cf login -u <your user ID>- Create the following three services in Bluemix.
$ cf create-service speech_to_text standard speech-to-text-service-standard
$ cf create-service text_to_speech standard text-to-speech-service
$ cf create-service language_translation standard language-translation-service- Push it live!
$ cf pushSee the full Getting Started documentation for more details, including code snippets and references.
The application uses Node.js and npm so you will have to download and install them as part of the steps below.
-
Copy the credentials from your
speech-to-text-service-standard,language-translation-service,text-to-speech-serviceservices in Bluemix toapp.js, you can see the credentials using:$ cf env <application-name>
Example output:
System-Provided: { "VCAP_SERVICES": { "language_translation": [ { "credentials": { "password": "lt-password", "url": "https://gateway.watsonplatform.net/language-translation/api", "username": "lt-username" }, "label": "language_translation", "name": "language-translation-service", "plan": "standard", "provider": null, "syslog_drain_url": null, "tags": [ "watson", "ibm_created", "ibm_dedicated_public", "ibm_deprecated" ] } ], "speech_to_text": [ { "credentials": { "password": "stt-password", "url": "https://stream.watsonplatform.net/speech-to-text/api", "username": "stt-username" }, "label": "speech_to_text", "name": "speech-to-text-service-standard", "plan": "standard", "provider": null, "syslog_drain_url": null, "tags": [ "watson", "ibm_created", "ibm_dedicated_public" ] } ], "text_to_speech": [ { "credentials": { "password": "tts-password", "url": "https://stream.watsonplatform.net/text-to-speech/api", "username": "tts-username" }, "label": "text_to_speech", "name": "text-to-speech-service", "plan": "standard", "provider": null, "syslog_drain_url": null, "tags": [ "watson", "ibm_created", "ibm_dedicated_public" ] } ] } }You need to copy
lt-username,lt-password,stt-username,stt-password,tts-usernameandtts-password. -
Install Node.js
-
To install project dependencies, go to the project folder in a terminal and run:
$ npm install
-
Then, build the browser application:
$ npm build
-
Start the application:
$ node app.js
-
Go to: http://localhost:3000
To troubleshoot your Bluemix app the main useful source of information are the logs, to see them, run:
$ cf logs <application-name> --recentThis sample code is licensed under Apache 2.0. Full license text is available in LICENSE.
See CONTRIBUTING.
Find more open source projects on the IBM Github Page
React
Typescript
Django
Laravel
Facebook
Microsoft
Google
Alibaba
D3
Tencent