- Define the PID (Packet Identifier) for each audio track in your encoder.
- At this moment, only the RTP input format is supported. For this section to be enabled in the Create Live Event page, go to the ADVANCED OPTIONS section and select Real-Time Transport Protocol (RTP) under the Input Format selector.
- In the CIDR Whitelist section, enter the IP: 0.0.0.0/0 to connect to the RTP endpoint. The Multi-Language button will be disabled if the Input Format is not set to RTP.
Adding Audio Tracks to a Live Event
When creating a new Live event:
- Open the Audio Tracks section.
- Click the Add Audio Tracks button.
- Fill in the fields to add a new Audio track. Fields with an asterisk (*) are required.
- Default: Select which audio track is the default.
- Language*: Type the language code of the new audio track. Example: en, es, cy-GB, etc.
- PID*: Enter the PID code previously defined in your Encoder to sync the audio tracks in your incoming stream to the correct language and variant. Note: Unique PID's are required for each audio track.
- Variant: Represents the variant of the audio track. These can be: main, commentary, alternate, caption, subtitle, supplementary, dub.
- Label: Type a name for the track. Example: English, Spanish etc. Note that ff the label field is left empty, the language code will be used as a label.
- By clicking on the + and - buttons, you can add or remove audio tracks.
Changing the Audio Track
- If the multi-audio tracks were set up correctly, the player will have a headphone icon that can be used to switch between tracks.