---
title: "AivisSpeech Engine ではサポートされていない API です (常に 501 Not Implemented を返します)"
method: POST
path: "/frame_synthesis"
tags: ["音声合成"]
---

# AivisSpeech Engine ではサポートされていない API です (常に 501 Not Implemented を返します)

`POST /frame_synthesis`

## Query parameters

- `speaker` integer, required
- `core_version` string, nullable

## Request body

- FrameAudioQuery — フレームごとの音声合成用のクエリ
  - `f0` number[], required
  - `volume` number[], required
  - `phonemes` FramePhoneme[], required
    - `phoneme` string, required
    - `frame_length` integer, required
  - `volumeScale` number, required
  - `outputSamplingRate` integer, required
  - `outputStereo` boolean, required

## Response `200`

Successful Response

## Other responses

- `422` — Validation Error

## Changes

- **2024-03-22** `ef4da11d01e0` — 2 info
  - `query` request parameter `core_version` list-of-types was widened by adding types `null`
  - for the `query` request parameter `core_version`, the type was generalized from `string` to no type
- **2024-01-28** `2e8475c446af` — 1 breaking, 1 warning, 1 info
  - the `query` request parameter `speaker` became required
  - deleted the `query` request parameter `style_id`
  - `query` request parameter `speaker` was reactivated
- **2024-01-22** `ba5021ec9a6d` — 1 info
  - endpoint added
- **2024-01-20** `2a8c9cc0823a` — 1 breaking
  - api path removed without deprecation
- **2024-01-17** `1bed97d41915` — 3 warning, 4 info
  - removed the request property `phonemes/items/note_id`
  - removed the optional property `detail/items/ctx` from the response with the `422` status
  - removed the optional property `detail/items/input` from the response with the `422` status
  - api operation id `frame_synthesis` removed and replaced with `frame_synthesis_frame_synthesis_post`
  - …3 more

[Change history](https://skmtc.dev/aivis-project/apis/aivisspeech-engine/changes/frame_synthesis/post.md)

---

[API](https://skmtc.dev/aivis-project/apis/aivisspeech-engine.md) · [All operations](https://skmtc.dev/aivis-project/apis/aivisspeech-engine/llms.txt) · [OpenAPI document](https://skmtc.dev/aivis-project/apis/aivisspeech-engine/revisions/e2fc361a5b2e?raw)