When you do this, your Automator window will look like this: Things can always go wrong, so if you really like your images, make a backup copy of them in another folder.Īfter making that backup, open a Mac Finder window, select the image files you want to convert to a new image format, and drag those files to the right side of the Automator window. (Note that if you want to see a larger version of any of these images, just right-click the image, and then select 'View Image'.) 2) Mac batch image conversion: Drag your original images to the Automatorīefore proceding any farther - make a backup of your original images. When the Automator displays a startup dialog, click the 'Workflow' icon, and then you'll be presented with an Automator window, like this: In Step 1 of the batch image conversion process, start the Mac Automator application by clicking the Applications icon in the Dock, and then click the Automator icon, which looks like a robot. 1) Batch convert image files (JPG, PNG, etc.) on Mac OS X - Start the Mac Automator Here’s a quick look at how to use the Mac Automator to “batch convert” images from one file format to another, including image file formats like BMP, GIF, JPEG, and PNG. Besides letting you easily batch resize images very easily, the Automator also lets you easily batch create thumbnails for images, and also lets you convert images from one image format to another (BMP to JPG, PNG to JPG, etc.). Mac batch image conversion FAQ: How can I “batch convert” images from one image format to another on a Mac, such as BMP to JPG, or PNG to JPG?Īs I mentioned in my earlier Mac batch image resizing tutorial, the Mac OS X Automator application is my new best friend.

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Batch convert jpg to pdf mac automator