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Audio to Spectrogram Video

Create a video from audio with a spectrogram visualization

Click to upload file or drag and drop file here

Maximum file size: 10MB Supported formats: audio/*

Key Facts

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

Overview

The Audio to Spectrogram Video tool transforms audio files into videos with dynamic spectrogram visualizations. It enables customization of video dimensions, color palettes, and frame rates to create tailored visual outputs from audio input.

When to Use

  • •When you need to visualize audio frequencies for analysis, presentations, or educational demonstrations.
  • •To create engaging video content from audio tracks for social media, tutorials, or marketing materials.
  • •For research or personal projects where visual representation of sound properties is required.

How It Works

  • •Upload an audio file in a supported format, such as MP3 or WAV, up to 10MB.
  • •Set the video width and height, with defaults of 1280x720, to define the output resolution.
  • •Choose a color palette from options like rainbow, heat, or cool to style the spectrogram.
  • •Specify the frame rate, defaulting to 30 fps, and generate the video file.

Use Cases

Musicians and producers creating visualizers for tracks to share on platforms like YouTube or Instagram.
Researchers and educators demonstrating acoustic properties or frequency analysis in studies or classrooms.
Content creators adding dynamic intros or backgrounds to podcasts, videos, or live streams.

Examples

1. Social Media Music Visualizer

Independent Artist
Background
An artist wants to promote a new song with a captivating video for Instagram and TikTok.
Problem
Static images don't engage viewers; need a dynamic visual that syncs with the audio.
How to Use
Upload the MP3 file, set width to 1080 and height to 1920 for vertical format, choose the 'fire' palette, and set frame rate to 60.
Outcome
A high-energy video with a fiery spectrogram that highlights the song's beats, ready for social media posting.

2. Classroom Sound Wave Demo

Physics Teacher
Background
A teacher is preparing a lesson on sound waves and frequency for high school students.
Problem
Students find it hard to visualize abstract concepts like frequency without concrete examples.
How to Use
Use a WAV file of generated tones, set dimensions to 1280x720, select the 'cool' palette for clarity, and generate at 30 fps.
Outcome
A clear educational video showing how different frequencies appear as spectrograms, aiding student understanding.

3. Podcast Episode Intro

Podcaster
Background
A podcaster seeks to enhance episode intros with a visual element to retain listener interest.
Problem
Audio-only intros lack visual appeal; need a quick way to add dynamic graphics.
How to Use
Upload the intro audio clip, use default 1280x720 resolution, apply the 'rainbow' palette, and generate the video.
Outcome
An engaging intro video with colorful spectrogram visualization that complements the podcast's branding.

Try with Samples

audio, video, 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 formats are supported?

The tool accepts common audio formats via the audio file input, such as MP3 and WAV, with a size limit of 10MB.

Can I customize the video resolution?

Yes, you can set custom width and height values for the video output, with defaults provided.

What color palettes are available?

Options include rainbow, moreland, heat, cool, and fire palettes for spectrogram visualization.

Is there a limit on audio file length?

File length is constrained by the 10MB size limit; longer audio may require compression or shorter clips.

How do I adjust the video smoothness?

Modify the frame rate setting; higher values like 60 fps create smoother motion, while lower values like 30 fps are standard.

API Documentation

Request Endpoint

POST /en/api/tools/audio-to-spectrogram-video

Request Parameters

Parameter Name Type Required Description
audioFile file (Upload required) Yes -
width text No -
height text No -
palette select No -
frameRate text No -

File type parameters need to be uploaded first via POST /upload/audio-to-spectrogram-video 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-to-spectrogram-video": {
      "name": "audio-to-spectrogram-video",
      "description": "Create a video from audio with a spectrogram visualization",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=audio-to-spectrogram-video",
      "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]