Add audio tracks to a video¶
This guide will demonstrate how to upload alternate audio tracks for on-demand HeapStream videos.
Overview¶
The multi-track audio feature enables the addition of alternative audio tracks to your video content.
This feature is particularly useful for enhancing accessibility, supporting multiple languages, or offering viewers a choice in their audio experience, such as including a director's commentary.
This guide will demonstrate how to upload additional audio tracks for on-demand HeapStream videos.
Uploading alternate audio tracks¶
Adding alternate audio tracks is not yet possible through the GUI.
Use the "Upload audio track" ⧉ API endpoint.
Keep in mind when uploading alternate audio tracks
- To upload additional audio tracks, it's essential to first upload the video.
- It's advisable to upload audio files that match the video's duration. If the audio file is longer, it will be cut to fit the video's length.
- Once the audio track is successfully uploaded and encoded, the status field will update to
ready. If an error occurs during this process, the status will reflecterror. - Each audio track requires a unique label to distinguish it from other tracks associated with the video.