Convert png to jpg using ffmpeg

Published on Apr 1, 2023

1 min read


As a documentarian, I've used ffmpeg command-line tool for a while now. It is a powerful tool that can do a lot of things. At work, I use it to convert videos and images.



Install ffmpeg using homebrew.

Why use ffmpeg?


On macOS, Cleanshot X app by default captures the screenshot in png format. These files are large in file size and have a large resolution (not usually suitable for a web page).

How to use ffmpeg to convert png to jpg?


A jpg can have a smaller file size and is preferred for web pages. To convert a png to jpg using ffmpeg, use the following command:

ffmpeg -i input.png -preset ultrafast output.jpg

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Aman Mittal author

I'm a software developer and a technical writer. In this blog, I write about Technical writing, Node.js, React Native and Expo.

Currently, working at Expo. Previously, I've worked as a Developer Advocate at Draftbit, and Senior Content Developer at Vercel.

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