---
title: "Set fppd stream slot volume"
method: POST
path: "/api/pipewire/control/streams/{slot}/volume"
tags: ["pipewire"]
---

# Set fppd stream slot volume

`POST /api/pipewire/control/streams/{slot}/volume`

Sets the volume (0-100%) of an fppd media stream slot (1-5). Slot 1 uses fppd's built-in volume control; slots 2-5 are set live via PipeWire channelmix on the stream node. The response `control` field indicates which path was used.

## Request body

- object

## Response `200`

Stream volume applied

- object

## Other responses

- `400` — Missing 'volume'
- `409` — PipeWire backend not active

---

[API](https://skmtc.net/falconchristmas/apis/fpp-api.md) · [All operations](https://skmtc.net/falconchristmas/apis/fpp-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/falconchristmas/fpp-api/versions/167593eed748/schema)