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Audio Multichannel Split

Split a multichannel audio file into separate mono tracks (one per channel)

Click to upload file or drag and drop file here

Maximum file size: 500MB Supported formats: audio/*

Key Facts

Category
Media
Input Types
file
Output Type
file
Sample Coverage
4
API Ready
Yes

Overview

The Audio Multichannel Split tool decomposes a multichannel audio file into separate mono tracks, with each channel saved as an individual file. This is ideal for editing, analysis, or isolating specific channels from recordings like stereo or surround sound.

When to Use

  • •When you need to edit or process each audio channel independently in post-production workflows.
  • •When isolating specific channels from a multichannel recording for clarity or focused analysis.
  • •When preparing audio files for systems that require mono input, such as certain broadcast or telephony applications.

How It Works

  • •Upload your multichannel audio file using the provided input field.
  • •The tool automatically detects the number of channels in the uploaded file.
  • •It processes the audio and generates separate mono tracks for each channel.
  • •Download the resulting mono files for use in your audio projects.

Use Cases

Audio editing in film post-production to adjust dialogue, music, and effects on separate tracks.
Music production for isolating individual instruments or vocals from a multitrack recording.
Audio forensics to analyze specific channels in surveillance or investigative recordings.

Examples

1. Podcast Interview Editing

Podcaster
Background
A podcaster records interviews with multiple microphones, resulting in a stereo file with each speaker on a separate channel.
Problem
Need to edit each speaker's audio independently to balance levels and remove background noise.
How to Use
Upload the stereo audio file to the tool.
Outcome
Two mono files are generated, one for each speaker, allowing for individual editing in audio software.

2. Surround Sound Mixdown

Sound Engineer
Background
Working on a 5.1 surround sound mix for a film, with audio spread across six channels.
Problem
Requires separate mono tracks for each channel to apply specific effects or adjustments.
How to Use
Upload the 5.1 surround sound file to the tool.
Outcome
Six mono tracks are produced, corresponding to each channel (e.g., left, right, center, LFE, surround left, surround right).

3. Multi-Microphone Research Analysis

Audio Researcher
Background
Conducting an experiment with multiple microphones recording simultaneously, saved as a multichannel file.
Problem
Need to analyze each microphone's recording separately for accurate data interpretation.
How to Use
Upload the multichannel audio file from the experiment.
Outcome
Individual mono files for each microphone are obtained, facilitating detailed analysis.

Try with Samples

audio, file
Copyright-Free AAC Audio Samples
High-quality AAC encoded audio samples for testing and development, featuring nature sounds and meditation music with excellent compression
title token audio
audio
Copyright-Free MP3 Audio Samples
Collection of royalty-free audio samples for testing and development purposes including nature sounds, meditation music, and ambient audio
title token audio
audio
Copyright-Free WAV Audio Samples
Uncompressed PCM WAV audio samples for testing and development, mirrored from MP3 set with nature sounds and meditation music
title token audio
audio
Copyright-Free OGG Vorbis Audio Samples
Open-source OGG Vorbis audio samples for testing and development, featuring excellent compression with nature sounds and meditation music
title token audio
audio

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FAQ

What audio file formats are supported?

The tool supports common audio formats like WAV, MP3, FLAC, and others, as indicated by the 'audio/*' file type.

Is there a limit on the number of channels?

The tool can handle any number of channels present in the uploaded file, up to the file's specifications.

What is the maximum file size allowed?

The maximum file size is 500 MB, as specified in the tool's limits.

Can I choose which channels to split?

No, the tool splits all channels in the multichannel file into separate mono tracks automatically.

Does the original file get modified?

No, the original file remains unchanged. New mono files are created based on the split.

API Documentation

Request Endpoint

POST /en/api/tools/audio-multichannel-split

Request Parameters

Parameter Name Type Required Description
audioFile file (Upload required) Yes -

File type parameters need to be uploaded first via POST /upload/audio-multichannel-split to get filePath, then pass filePath to the corresponding file field.

Response Format

{
  "filePath": "/public/processing/randomid.ext",
  "fileName": "output.ext",
  "contentType": "application/octet-stream",
  "size": 1024,
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}
File: File

AI MCP Documentation

Add this tool to your MCP server configuration: 

{
  "mcpServers": {
    "elysiatools-audio-multichannel-split": {
      "name": "audio-multichannel-split",
      "description": "Split a multichannel audio file into separate mono tracks (one per channel)",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=audio-multichannel-split",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

Supports URL file links or Base64 encoding for file parameters.

If you encounter any issues, please contact us at [email protected]