---
title: "Get the audio waveform JSON for a source"
method: GET
path: "/v1/videos/{id}/clips/{clipId}/sources/{sourceId}/waveform"
tags: ["Clips"]
---

# Get the audio waveform JSON for a source

`GET /v1/videos/{id}/clips/{clipId}/sources/{sourceId}/waveform`

## Request

- Base URL: `https://api.tella.com`
- URL: `https://api.tella.com/v1/videos/{id}/clips/{clipId}/sources/{sourceId}/waveform`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/withchima/apis/tella-public-api/docs/v1/videos/:id/clips/:clipId/sources/:sourceId/waveform/get.ts> (a function with typed inputs; its response is checked against the schema)

Returns the audio waveform JSON for a source in BBC audiowaveform format. Use the `data` array to render a custom waveform visualization.

## Path parameters

- `id` string, required: Video ID
- `clipId` string, required: Clip ID
- `sourceId` string, required: Source ID

## Response `200`

OK

- SourceWaveformResponse: Audio waveform data for a source, in BBC audiowaveform JSON format. Use the `data` array to render a custom waveform visualization.
  - `bits` integer, required
  - `channels` integer, required
  - `data` number[], required: Raw audio level data (BBC audiowaveform format)
  - `length` integer, required
  - `sampleRate` integer, required
  - `samplesPerPixel` integer, required
  - `version` integer, required

## Other responses

- `400`: The request was malformed or contained invalid parameters.
- `401`: Authentication is required. Provide a valid API key.
- `403`: You don't have permission to access this resource.
- `404`: The requested resource was not found.
- `409`: The request conflicts with the resource's current state, e.g. an Idempotency-Key whose first request is still in progress. Retry once it settles.
- `429`: You have exceeded the rate limit. Please slow down.
- `500`: An unexpected error occurred
- `501`: The requested operation is not implemented.
- `503`: A dependency was unavailable and the request was not executed. Safe to resend unchanged after the Retry-After delay.

## Changes

> 70 revisions in range; 1 not diffed.

- **2026-09-28** `ac47c99c144f`: 9 warning
  - added the new `edit_conflict` enum value to the `error` response property for the response status `400`
  - added the new `edit_conflict` enum value to the `error` response property for the response status `401`
  - added the new `edit_conflict` enum value to the `error` response property for the response status `403`
  - added the new `edit_conflict` enum value to the `error` response property for the response status `404`
  - …5 more
- **2026-09-09** `6b1132ef42fb`: 14 warning, 2 info
  - added the new `conflict` enum value to the `error` response property for the response status `400`
  - added the new `conflict` enum value to the `error` response property for the response status `401`
  - added the new `conflict` enum value to the `error` response property for the response status `403`
  - added the new `conflict` enum value to the `error` response property for the response status `404`
  - …12 more

[Operation history](https://skmtc.dev/withchima/apis/tella-public-api/changes/v1/videos/:id/clips/:clipId/sources/:sourceId/waveform/get.md)

---

[API](https://skmtc.dev/withchima/apis/tella-public-api.md) - [All operations](https://skmtc.dev/withchima/apis/tella-public-api/llms.txt) - [OpenAPI document](https://skmtc.dev/withchima/apis/tella-public-api/revisions/ca3410b725db?raw)