Back to Blog

Streamline Your Video Production: Merging Images and Audio with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's fast-paced digital landscape, video content is king. Merging images and audio to create compelling videos can be a time-consuming process, often requiring complex setups and server management. However, with FFMPEGAPI.net, you can seamlessly program video editing into your applications without the hassle of managing servers. This article will guide you through using the Image and Audio Merge endpoint to create stunning MP4 videos with ease.

What is FFMPEGAPI.net?

FFMPEGAPI.net is a hosted REST API designed specifically for video and audio processing. It eliminates the need for developers to set up and manage their own FFmpeg infrastructure, offering a simple and effective solution for automation, SaaS applications, content pipelines, and more.

  • No server setup required.
  • API-key authentication to ensure secure access.
  • Ideal for developers and AI agents needing video processing.

Using the Image and Audio Merge Endpoint

The Image and Audio Merge endpoint allows you to create an MP4 video from one or multiple image and audio pairs. This functionality is perfect for developers looking to automate video production in their applications.

  • Endpoint Method: POST
  • Endpoint Path: /api/merge_image_audio
  • Content-Type: application/json or multipart/form-data
curl -X POST https://ffmpegapi.net/api/merge_image_audio \
-H "Content-Type: application/json" \
-d '{"image_urls": ["https://example.com/intro.jpg", "https://example.com/chapter-1.jpg"], "audio_urls": ["https://example.com/intro.mp3", "https://example.com/chapter-1.mp3"], "transition_effect": "fade", "transition_duration": 0.75, "dimensions": "1280x720", "zoom_effect": true}'

Parameters Overview

Here are the key parameters you can use with the Image and Audio Merge endpoint:

Each parameter plays a crucial role in customizing the output video, from defining the images and audio to adjusting visual effects.

  • image_urls: Array of image URLs for multi-pair requests.
  • audio_urls: Array of audio URLs corresponding to the images.
  • transition_effect: Optional effect for image transitions.
  • zoom_effect: Enables a slow zoom on images during audio playback.
import requests

url = 'https://ffmpegapi.net/api/merge_image_audio'
data = {
    'image_urls': ["https://example.com/intro.jpg", "https://example.com/chapter-1.jpg"],
    'audio_urls': ["https://example.com/intro.mp3", "https://example.com/chapter-1.mp3"],
    'transition_effect': 'fade',
    'transition_duration': 0.75,
    'dimensions': '1280x720',
    'zoom_effect': True
}

response = requests.post(url, json=data)
print(response.json())

With FFMPEGAPI.net, merging images and audio to create professional-quality videos is just a few API calls away. Say goodbye to the complexity of server management and hello to a streamlined video production process. Whether you're building automation tools, content pipelines, or SaaS applications, FFMPEGAPI.net provides the reliable and efficient video processing solutions you need. Start leveraging the power of this hosted API today!

Ready to Start Processing Videos?

Get your free API key and start merging videos in minutes

Get Started Free