How to Convert PNG to JPG on macOS Using ImageMagick

Or you can go with https://www.addictivetips.com/ubuntu-linux-tips/convert-png-to-jpg-linux/ scheme — totally okay.

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Converting images between different formats is a common task that may be required for a variety of purposes, such as web development, design work, or simply organizing your digital assets. While there are many tools available for this task, ImageMagick stands out as a robust, flexible, and free solution that can be used right from the command line.

In this tutorial, I will guide you through the process of converting PNG images to JPG format on a macOS system using ImageMagick.

Why ImageMagick?

ImageMagick is a powerful tool that provides a vast array of functionalities for handling and modifying bitmap images. It supports over 100 image formats, allowing you to not only convert images between different formats but also resize, crop, annotate, and perform various other operations on them.

Installing ImageMagick on macOS

Before you can start converting images, you’ll need to install ImageMagick on your system. Follow these steps:

1. Open Terminal: You can find Terminal in the Utilities folder inside Applications or simply search for it using Spotlight.

2. Install Homebrew: If you haven’t installed Homebrew yet, run the following command:

bin/bash -c “$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)" 

3. Install ImageMagick: After Homebrew is installed, use it to install ImageMagick by running:

brew install imagemagick

Converting PNG to JPG

With ImageMagick installed, converting a PNG image to JPG is a straightforward task.

Single Image Conversion

1. Navigate to the Image Directory: Use the `cd` command to navigate to the directory containing your PNG image.

cd /path/to/your/image/folder

2. Convert the Image: Use the following command, replacing `image.png` with the name of your PNG file, and `output.jpg` with the desired output name.

convert image.png output.jpg

Batch Conversion

If you have multiple PNG images that you want to convert to JPG, you can do so with a simple loop:

for i in *.png; do convert “$i” “${i%.*}.jpg”; done

This command will convert all PNG files in the current directory to JPG format, keeping the original filenames.

Additional Options

ImageMagick allows you to specify various options to customize the conversion process. For example, you can set the quality of the JPG output:

convert image.png -quality 80 output.jpg

This command will create a JPG image with 80% quality.

Conclusion

ImageMagick is a powerful and flexible tool that allows you to convert PNG images to JPG on macOS with ease. Its command-line interface might seem intimidating at first, but once you get the hang of it, you’ll appreciate the efficiency and control it offers.

Whether you’re dealing with a single image or a batch conversion, ImageMagick’s capabilities extend far beyond simple format conversion, making it a valuable tool for anyone dealing with digital images.

If you want to explore further, the [official ImageMagick documentation](https://imagemagick.org/script/command-line-tools.php) provides detailed information on all the available options and functionalities. Happy converting!