Getting Started
- Introduction
  - About CaptionHub
  - Key concepts / glossary
  - Deployment options
- Interface overview
  - Dashboard
  - Project page
  - Caption Editor
  - Projects page
- Team settings
  - General
  - Workflow
  - Roles & permissions
  - Security
  - Caption settings
  - Caption style
  - Transcription
  - Translation
  - API keys
  - Languages
- First steps
  - Upload a video
  - Create original captions
- SSO setup
  - Setting up SSO
  - Setting up SCIM
Training videos
- Intro
  - CaptionHub overview
- Tutorials
  - Tutorial: Applying caption formatting
  - Tutorial: Audio events for Live
  - Tutorial: Automation
  - Tutorial: CaptionHub Connect
  - Tutorial: CaptionHub Connect with Automation
  - Tutorial: Configuring caption limits
  - Tutorial: Create a custom dictionary
  - Tutorial: Create, export, and publish voiceover
  - Tutorial: Creating original captions - Importing a transcript
  - Tutorial: Creating original captions - Uploading timed text
  - Tutorial: Creating your first project and original captions
  - Tutorial: Endonym support for language labels
  - Tutorial: Exporting finished work
  - Tutorial: Handover
  - Tutorial: Integrations overview
  - Tutorial: Interface overview
  - Tutorial: Live transcript widget
  - Tutorial: Managing connectors
  - Tutorial: Managing format templates
  - Tutorial: Managing users
  - Tutorial: Natural Captions©
  - Tutorial: Phrase with Automation
  - Tutorial: Set Live translation provider
  - Tutorial: Setting a default caption template
  - Tutorial: Setting a format template in automations
  - Tutorial: Supported languages in CaptionHub
  - Tutorial: Team Settings
  - Tutorial: Translating in CaptionHub - Using Machine Translation (MT)
  - Tutorial: Using the editor - Editing captions in the spreadsheet
  - Tutorial: Using the editor - Introduction to the timeline
  - Tutorial: Voiceover editor
Projects, users & teams
- Projects
  - Creating a project
  - Edit Project Info
  - Advanced options
  - Organising projects: tags and tagging
  - Replacing project video
  - Deleting a project
  - Archiving a project
  - Video and audio format support
- Users
  - User roles
  - Creating users
  - Editing users
  - Permissions matrix
  - Resetting users' passwords
  - Setting up MFA
  - Enforcing MFA
  - Resetting MFA
Creating and editing captions
- Creating original captions
  - Create original captions
  - Auto transcribe
  - Importing a transcript
  - Create captions from timed text
  - Starting from scratch
  - Caption limits
  - Custom dictionaries
  - Custom dictionary examples
  - Speaker detection
  - Source propagation
  - Caption track 2
  - Automatic identification of on-screen text
  - Natural Captions©
  - Frame-based on-screen text capture
- Using the editor
  - Interface overview
  - Adjusting captions in the timeline
  - Adjusting captions in the spreadsheet
  - Warnings and limits
  - Exporting with validation warnings / errors
  - Keyboard shortcuts
  - Spellcheck in CaptionHub
  - Project metadata
  - Caption metadata
  - Re-align captions
  - Find & replace
- Translating in CaptionHub
  - Supported translation engines
  - Using Machine Translation (MT)
  - Using termbases
  - Pivot languages
  - Supported languages
- Formatting captions
  - Applying caption formatting
  - Managing format templates
  - Setting a default template
  - Setting a format template in automations
Voiceover
- Voiceover
  - Voiceover interface overview
  - CaptionHub Voiceover
  - Voiceover editing
  - Voice dictionaries
  - Voice cloning
Workflow & collaboration
- CaptionHub workflows
  - Workflows overview
  - Direct assignment workflow
  - Direct assignment with review workflow
  - Self serve workflow
  - Self serve with review workflow
  - Claim expiry
  - Assignment limiting
  - Approving a captionset
  - Handing over a captionset
- Translating outside of CaptionHub
  - Phrase connector
  - Trados connector
  - Round tripping timed text
- Collaboration
  - Segmentation and simultaneous translation
  - Add a producer to a project
  - Managing viewing / editing permissions for linguists
  - Notes, comments and project notes
- Tracking activity
  - Snapshots
  - Activity logs
  - Status icons
- Teams
  - Teams overview
  - Multiple teams
- Automation
  - Automation overview
  - Setting up Automation templates
  - Managing Automation templates
  - Applying Automation templates
  - Setting up Automation templates with CaptionHub Connect
Connectors
- Overview
  - Managing connectors
- Video platforms
  - OVPs matrix
  - Configure the Amazon S3 connector
  - Configure the Brightcove connector
  - Configure the Cloudflare Stream connector
  - Configure the Google Drive connector
  - Configure the JW Player connector
  - Configure the Kaltura connector
  - Configure the Mux connector
  - Configure the Qumu Cloud connector
  - Configure the Qumu VCC connector
  - Configure the Vimeo connector
  - Configure the YouTube connector
- Transcription
  - Amazon Transcribe
  - Scriptix (Whisper)
  - Speechmatics
- MT engines
  - Amazon Translate
  - Amazon Translate with Translation Memory (beta)
  - DeepL Translate
  - Google Translate
  - Language Weaver
  - OpenAI Translate (beta)
  - Systran
- TMS connectors
  - Crowdin
  - LILT
  - Phrase
  - Smartling
  - Trados
  - XTM
- AI connectors
  - Comprehend
  - OpenAI
  - Rekognition
- Voiceover
  - Amazon Polly
  - ElevenLabs
- CaptionHub Live
  - Connect a player for live stream captions
- Custom integrations
  - Unlock CaptionHub’s full potential with custom integrations
- CaptionHub Connect
  - Connect vendors
Exporting finished work
- Subtitle export
  - Export timed text
  - Subtitle formats
  - Generating burnt-in subtitles
  - Custom fonts for burnt-in subtitles
- Creating deliverables
  - Exporting burnt-in subtitles with Adobe Premiere
  - Creating movies with embedded subtitle tracks
  - Creating voiceover deliverables
- Publishing from CaptionHub
  - Publishing subtitles and Voiceover
  - Language labels
- VOD transcript widget
  - VOD transcript widget for Brightcove
Analytics
- First steps
  - Analytics overview
  - Using Analytics
CaptionHub Live
- Live captioning
  - Introduction to live captions
  - Known issues with live captions
- In-room captions
  - Introduction to in-room captions
  - Configure the in-room display
  - Using the in-room companion
- Configure a live project
  - Select the audio track for transcription
  - Translation providers and languages
  - Improve captioning and translation quality
  - Speaker detection in live streams
  - Display audio events
  - Primary and secondary transcription services
  - Control who can see live captions
  - Solution guide: securing captions using a proxy
- Operate a live event
  - Live pre-event checklist
  - Select which captions to show
  - Troubleshoot an event
  - When streams automatically stop
  - Export VTTs from a live stream
- Supported HLS streams
  - Supported HLS streams
  - Live captions for a Brightcove Live stream
  - Live captions for a Mux stream
  - Live captions for a AWS MediaPackage HLS stream
  - Live captions for a Cloudflare Live stream
- Plugin integration
  - Integrate using the CaptionHub Live plugin
  - Brightcove plugin support for live captions
  - Video.js plugin support for live captions
  - THEOplayer plugin for live captions
  - HLS.js plugin for live captions
  - Mux plugin for live captions
  - Live transcript widget
  - Recommendations for styling captions
- HLS integration
  - Introduction to HLS integration
  - Integrate captions into your HLS stream
  - Use a modified HLS manifest from CaptionHub
- Live API integration
  - Integrate with the API
  - Downloading captions via our API
  - Receive new captions via a webhook
- Platform integrations
  - Brightcove: import a Brightcove Live project into CaptionHub
  - Brightcove: requirements for a Brightcove Live stream
  - Brightcove: Configure the CaptionHub Live plugin for the Brightcove player
  - Brightcove: Update the CaptionHub plugin in Brightcove
  - Brightcove: Increase the HLS segment size in Brightcove
  - Brightcove: pre-event checklist - before you start a stream
CaptionHub Connect
- Overview
  - What is CaptionHub Connect?
  - CaptionHub Connect for clients
  - CaptionHub Connect for vendors
  - CaptionHub Connect with Automation
  - CaptionHub Connect requests page
FAQ and Troubleshooting
- Frequently asked questions
  - Using CaptionHub
  - Billing
  - Security
  - Infrastructure
  - Service & support
  - Cookies
  - Email notifications
  - Subtitle specifications/style guides
- Troubleshooting
  - Accessing browser data
  - Resetting your browser
  - Text encoding
  - External resources
Developers
- API
  - Get started with our API
  - Create an API key
  - Webhooks
  - Starter guide: caption a video using the API
More

Comprehend

Use AWS Comprehend to extract custom dictionary entries from text.

Using AWS Comprehend

AWS Comprehend can extract custom dictionary entries from your text. To enable or disable Comprehend:

Go to Connectors in CaptionHub

Select AI Connectors

Choose Comprehend and toggle it on or off

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