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Technology

ProRes: what it is, how it works and what it does

ProRes is a family of video codecs developed by Apple, designed for high-quality video recording and playback. It is characterized by its high fidelity and compatibility with Apple devices, including support for 4K and 1080p resolutions at various frame rates, as well as HDR and RAW formats.

Evidence-backed content 9 sources 31/08/2026
Encyclopedic article

Definition and Principles

ProRes is a family of high-quality video codecs developed by Apple. These codecs are designed to provide excellent visual fidelity, making them suitable for professional video production, editing, and playback on compatible devices.

Architecture and Functionality

The ProRes architecture allows for video recording in 4K and 1080p resolutions with various frame rates, including 24, 25, 30, 60, 100, and 120 fps for 4K, and up to 240 fps for 1080p. It also supports high dynamic range (HDR) formats such as Dolby Vision and Apple Log 2, as well as ProRes RAW recording, which captures uncompressed video data for greater flexibility in post-production.

Applications and Scope

  • Video Recording: Compatible with Apple devices, such as the iPhone 17 Pro Max, which supports recording in ProRes and ProRes RAW up to 120 fps.
  • Video Playback: Apple devices, such as the iPhone 17 Pro Max, support video playback in HEVC, H.264, AV1, and ProRes formats.
  • Front Cameras: Some Apple devices include ProRes and ProRes RAW support in their front cameras, allowing for high-quality video recording even in selfies.

Limitations

The use of ProRes is primarily limited to Apple devices and software, which may restrict its compatibility with other ecosystems. Additionally, the high quality of ProRes codecs generates large video files, which may require more storage and bandwidth.

Interpretation in Products

The presence of ProRes in a product indicates that the device is designed to offer a high-quality video experience, both in recording and playback. This is particularly relevant for professional users or enthusiasts seeking greater visual fidelity and flexibility in post-production.