[PR #12815] [MERGED] feat/Enable vad_filter to improve quality of transcription in faster-whisper #46072

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GiteaMirror · 2026-04-29T20:44:09-05:00

GiteaMirror commented

2026-04-29 20:44:09 -05:00

📋 Pull Request Information

Original PR: https://github.com/open-webui/open-webui/pull/12815
Author: @TomBayne
Created: 4/13/2025
Status: ✅ Merged
Merged: 4/14/2025
Merged by: @tjbck

Base: dev ← Head: enh/vad_filter

📝 Commits (1)

24367d4 Enable vad_filter to improve quality of transcription in faster-whisper model.

📊 Changes

1 file changed (+1 additions, -1 deletions)

View changed files

📝 backend/open_webui/routers/audio.py (+1 -1)

📄 Description

Pull Request Checklist

Note to first-time contributors: Please open a discussion post in Discussions and describe your changes before submitting a pull request.

Before submitting, make sure you've checked the following:

Target branch: Please verify that the pull request targets the dev branch.
Description: Provide a concise description of the changes made in this pull request.
Changelog: Ensure a changelog entry following the format of Keep a Changelog is added at the bottom of the PR description.
Documentation: Have you updated relevant documentation Open WebUI Docs, or other documentation sources?
Dependencies: Are there any new dependencies? Have you updated the dependency versions in the documentation?
Testing: Have you written and run sufficient tests to validate the changes?
Code review: Have you performed a self-review of your code, addressing any coding standard issues and ensuring adherence to the project's coding standards?
Prefix: To clearly categorize this pull request, prefix the pull request title using one of the following:
- BREAKING CHANGE: Significant changes that may affect compatibility
- build: Changes that affect the build system or external dependencies
- ci: Changes to our continuous integration processes or workflows
- chore: Refactor, cleanup, or other non-functional code changes
- docs: Documentation update or addition
- feat: Introduces a new feature or enhancement to the codebase
- fix: Bug fix or error correction
- i18n: Internationalization or localization changes
- perf: Performance improvement
- refactor: Code restructuring for better maintainability, readability, or scalability
- style: Changes that do not affect the meaning of the code (white space, formatting, missing semi-colons, etc.)
- test: Adding missing tests or correcting existing tests
- WIP: Work in progress, a temporary label for incomplete or ongoing work

Changelog Entry

Description

Simple change to enable vad_filter on the model.transcribe() function to improve output quality.

Added

N/A

Changed

Enabled vad_filter on faster-whisper.

Deprecated

N/A

Removed

N/A

Fixed

N/A

Security

N/A

Breaking Changes

N/A

Additional Information

As per the faster-whisper docs, this is a conservative change and only affects silences longer than 2 seconds:

Screenshots or Videos

N/A

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/open-webui/open-webui/pull/12815 **Author:** [@TomBayne](https://github.com/TomBayne) **Created:** 4/13/2025 **Status:** ✅ Merged **Merged:** 4/14/2025 **Merged by:** [@tjbck](https://github.com/tjbck) **Base:** `dev` ← **Head:** `enh/vad_filter` --- ### 📝 Commits (1) - [`24367d4`](https://github.com/open-webui/open-webui/commit/24367d459b6487066c75d2cfb6658fa4f203c28f) Enable vad_filter to improve quality of transcription in faster-whisper model. ### 📊 Changes **1 file changed** (+1 additions, -1 deletions) <details> <summary>View changed files</summary> 📝 `backend/open_webui/routers/audio.py` (+1 -1) </details> ### 📄 Description # Pull Request Checklist ### Note to first-time contributors: Please open a discussion post in [Discussions](https://github.com/open-webui/open-webui/discussions) and describe your changes before submitting a pull request. **Before submitting, make sure you've checked the following:** - [X] **Target branch:** Please verify that the pull request targets the `dev` branch. - [X] **Description:** Provide a concise description of the changes made in this pull request. - [X] **Changelog:** Ensure a changelog entry following the format of [Keep a Changelog](https://keepachangelog.com/) is added at the bottom of the PR description. - [X] **Documentation:** Have you updated relevant documentation [Open WebUI Docs](https://github.com/open-webui/docs), or other documentation sources? - [X] **Dependencies:** Are there any new dependencies? Have you updated the dependency versions in the documentation? - [X] **Testing:** Have you written and run sufficient tests to validate the changes? - [X] **Code review:** Have you performed a self-review of your code, addressing any coding standard issues and ensuring adherence to the project's coding standards? - [X] **Prefix:** To clearly categorize this pull request, prefix the pull request title using one of the following: - **BREAKING CHANGE**: Significant changes that may affect compatibility - **build**: Changes that affect the build system or external dependencies - **ci**: Changes to our continuous integration processes or workflows - **chore**: Refactor, cleanup, or other non-functional code changes - **docs**: Documentation update or addition - **feat**: Introduces a new feature or enhancement to the codebase - **fix**: Bug fix or error correction - **i18n**: Internationalization or localization changes - **perf**: Performance improvement - **refactor**: Code restructuring for better maintainability, readability, or scalability - **style**: Changes that do not affect the meaning of the code (white space, formatting, missing semi-colons, etc.) - **test**: Adding missing tests or correcting existing tests - **WIP**: Work in progress, a temporary label for incomplete or ongoing work # Changelog Entry ### Description Simple change to enable `vad_filter` on the model.transcribe() function to improve output quality. ### Added N/A ### Changed Enabled vad_filter on faster-whisper. ### Deprecated N/A ### Removed N/A ### Fixed N/A ### Security N/A ### Breaking Changes N/A --- ### Additional Information As per the [faster-whisper](https://github.com/SYSTRAN/faster-whisper?tab=readme-ov-file#vad-filter) docs, this is a conservative change and only affects silences longer than 2 seconds: ### Screenshots or Videos N/A --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>

GiteaMirror added the pull-request label 2026-04-29 20:44:09 -05:00

GiteaMirror closed this issue

2026-04-29 20:44:10 -05:00

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Reference: github-starred/open-webui#46072