MAC to JPS Converter

Transform MAC data into JPS — fast and online

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Format Flexibility

MAC to JPS conversion opens new possibilities. Use your MacPaint images in contexts where JPS is the expected or required format.

Simple Workflow

Converting MAC to JPS is straightforward — upload, select the output format, and download. The clean interface guides you through each step.

Browser-Based Tool

No downloads or installations needed — open the converter in your browser and convert MAC to JPS instantly from anywhere.

How to convert MAC to JPS

1

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

2

Choose jps or any other format you need as a result (more than 200 formats supported)

3

Let the file convert and you can download your jps file right afterwards

About formats

MAC (MacPaint) is a monochrome bitmap image format created by Bill Atkinson at Apple Computer and released alongside the original Macintosh on January 24, 1984. MacPaint was bundled with every Macintosh and became the first widely used painting application on a personal computer with a graphical user interface. MAC files store 1-bit (black and white) images at a fixed resolution of 576x720 pixels — matching the printable area of the original ImageWriter dot-matrix printer at 72 dpi — using PackBits run-length encoding compression. The file structure consists of a 512-byte header (largely unused, originally reserved for application data), followed by the compressed bitmap data organized as 720 rows of 72 bytes each (576 pixels per row, 8 pixels per byte). The PackBits scheme alternates between literal byte runs and repeated-byte runs, providing efficient compression for the large solid areas typical of black-and-white illustrations while imposing minimal computational overhead on the Macintosh's 7.8 MHz Motorola 68000 processor. One advantage is the format's historical significance — MacPaint and its file format helped establish the visual language of desktop computing, and the artwork created with it by early Macintosh users, including Susan Kare's iconic interface designs and fonts, represents a foundational chapter in computer graphics history. The format's extreme simplicity is another practical strength: MAC files can be decoded with trivial code, and the format is supported by ImageMagick, GIMP, XnView, and other modern image tools.
Developer: Apple Computer
Initial release: January 24, 1984
JPS (JPEG Stereo) is a stereoscopic 3D image format that stores a left-eye and right-eye view pair within a single JPEG-compressed file, developed by VRex, Inc. around 1997 for use with stereoscopic displays and viewers. A JPS file is technically a standard JPEG file containing a side-by-side stereo pair — the left and right perspective images are placed horizontally adjacent within a single frame, with the full image width being twice the individual view width. The file uses standard JPEG compression and can be opened by any JPEG-compatible viewer (which will show the side-by-side pair as a single wide image), but stereo-aware applications parse the image into its left and right components for proper 3D presentation. JPS files can be viewed with dedicated stereoscopic software, anaglyph viewers (generating red-cyan images for colored glasses), autostereoscopic displays, VR headsets, and hardware like NVIDIA 3D Vision or passive 3D monitors. The format gained renewed interest with the consumer 3D photography boom of the late 2000s and early 2010s, when cameras like the Fujifilm FinePix Real 3D W1/W3 captured stereo pairs natively. One advantage is backward compatibility: because JPS uses standard JPEG encoding, the files work with existing JPEG infrastructure — they can be transmitted, stored, thumbnailed, and even viewed (as flat side-by-side images) without any special software. The format's simplicity is another practical strength — no specialized container or codec is required, and any tool that can crop and display JPEG images can extract individual views. JPS files are supported by StereoPhoto Maker, ImageMagick, and various 3D photo viewers.
Developer: VRex, Inc.
Initial release: 1997

Frequently Asked Questions

Why convert MAC to JPS?

Side-by-side stereo pair for 3d viewing — converting MAC to JPS gives your MacPaint images broader reach and easier sharing across standard platforms.

What programs open JPS?

Most image viewers and editors handle JPS — Photoshop, GIMP, IrfanView, and built-in viewers on Windows, macOS, and Linux.

Do I need MAC software installed?

No — the converter processes MAC entirely in the cloud. You do not need any classic Macintosh computing software on your device to convert.

Can I batch convert MAC to JPS?

Yes — Convertio supports batch uploads. Add multiple MAC images and convert them all to JPS at once to speed up your workflow.

Is the conversion instant?

Near-instant for typical images — the cloud-based processing handles MAC to JPS conversion quickly. Very large data may take a moment.

Does this work on mobile devices?

Yes — the converter runs in any web browser, so it works on phones, tablets, laptops, and desktops regardless of operating system.