August 14, 2022



What that you must learn about JPEG, HEIF, HEIC, and ProRAW

4 min read

Your iPhone, iPad, and Mac natively help various image codecs. With JPEG, HEIF, and ProRAW being the most common, here’s what they suggest and learn how to decide on between them.

An unlimited variety of image codecs are supported on iOS, iPadOS, and macOS, with each format having a specific aim and anticipated utilization. When it entails photographs using your iPhone and iPad, the itemizing could also be shortened to some commonly-used kinds.

The digicam on iPhone and iPad natively helps JPEG and HEIF. With an iPhone 12 Professional working iOS 14.3 or later, the sensor might even seize in ProRAW.

Right here’s what all types does.


JPEG may also be primarily probably the most appropriate among the many many three codecs, with the format being appropriate with almost every on-line image uploader. Subsequently, if the patron needs widespread compatibility, it’s often recommended to utilize this format.

Nonetheless, JPEG photos’ small measurement necessitates compression. Shade gradients in images will use fewer tints and shades, which can look unnatural in some images, such as a result of the blue hues of a midday sky.

The compression algorithm may eradicate a complete lot of factor to scale back the file’s footprint, which can impression image top quality and compromise the readability.


Apple’s Excessive-Effectivity Picture Format, or HEIF, is a format that makes an try to shrink file sizes further whereas preserving the image top quality.

The default image format since iOS 11, HEIF retains the an identical look traits as JPEG images. It’s additional compact than JPEG, allowing the patron to retailer additional HEIF recordsdata on the an identical amount of disk space.

An HEIF image makes use of 20% a lot much less disk space per image than standard JPEG recordsdata, allowing the gadget to retailer 25% additional images than JPEG would allow.

An HEIC file contains plenty of HEIF images, alongside audio information. You will notice the HEIC format in place when the {photograph} taken is a Stay Picture, the place the following number of information kinds needed to be saved proper right into a single file.

Nonetheless, HEIF simply isn’t supported by many on-line image uploaders. This lack of compatibility famously prompted hassle for a college AP entry exam-taking pupil, who failed the examination because of the {photograph} he uploaded was that of the unsupported HEIF.

It’s actually useful that prospects seize, export, and convert recordsdata into JPEG for optimum compatibility between platforms.

Maybe essential issue of phrase is that HEIF is a file format that helps the seize of 4K video in 60 frames per second, 240 frame-per-second slo-mo video in 1080p, and HDR video.


Constructed for photographers, ProRAW on iPhone 12 Professional or later supplies the patron additional administration over the publicity, coloration values, and white steadiness. This format is for the ability client who requires primarily probably the most out of the digicam’s sensor.

Because the determine implies, ProRAW provides the patron with the raw image information. The format produces a 12-bit Linear DNG-compatible file that allows it to retailer additional information.

Lengthy a part of high-end photographs and an necessary part of the expert’s work, these raw image recordsdata are optimized for the additional casual client who requires a bit additional administration. Moderately than giving full administration from the outset, on-device processing of ProRAW images are constrained and optimized to supply most outcomes with a reasonably low amount of effort.

This makes it easier to hold out high-quality edits on an iPhone. Nonetheless, the recordsdata nonetheless comprise all the first elements that every hobbyists and professionals would want for extra image processing.

The buyer can take this file to their most popular image processor to make edits with a higher-end output. The additional information results in a file measurement 10-12 situations greater than images in JPEG and HEIF codecs.

The format may also be incompatible with many on-line uploaders, so that you’ll need to edit and convert the image proper right into a additional usable format sooner than importing.

How one can modify between codecs

ProRAW is solely accessible on iPhone 12 Professional and later devices.

How one can permit JPEG and ProRAW modes for the digicam

  • Launch Settings.
  • Faucet Digital camera.
  • Faucet Codecs.
  • To activate JPEG, faucet Most Appropriate beneath Digital camera Seize. To revert to HEIF, faucet Excessive Effectivity.
  • To permit the ProRAW toggle, which can be enabled at-will contained within the Digital camera app, activate Apple ProRAW.

The brand new image format will apply immediately to any new {photograph} taken with the built-in cameras.

If ProRAW is enabled, the RAW button will now be seen contained within the Digital camera app. Faucet it to toggle capturing in ProRAW on or off.

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