The file extension for ProRes is almost always (QuickTime Movie), though technically ProRes data can also be wrapped in other containers like .mxf (Material Exchange Format) in professional broadcast environments. Key takeaway: When someone says “a ProRes file,” they nearly always mean a .mov file encoded with an Apple ProRes codec. Common File Extensions & Containers | Container | Extension | Usage | |-----------|-----------|-------| | QuickTime | .mov | Standard for macOS, Final Cut Pro, Adobe Premiere, DaVinci Resolve | | MXF | .mxf | Broadcast & cinema workflows (e.g., Avid, Sony, Canon professional cameras) | | MOV with ProRes | .mov | Most common — used for screen recording, transcodes, exports |
Here’s a full write-up on the , covering what it is, how it works, the different variants, and practical usage notes. What is ProRes? ProRes is a high-quality, intermediate video codec developed by Apple Inc. It is designed for professional video editing, post-production, and mastering. The codec balances high visual fidelity with efficient editing performance, even at high resolutions (up to 8K). prores file extension
— that requires checking media info or metadata. ProRes Codec Variants (and their purposes) Each variant balances file size, data rate, and image quality . All support any frame rate and resolution up to 8K. The file extension for ProRes is almost always
| Variant | Bit Depth | Chroma Subsampling | Typical Use | |---------|-----------|--------------------|--------------| | | 8-bit | 4:2:2 | Offline editing, low-bandwidth proxies | | ProRes LT | 10-bit | 4:2:2 | Light editing, web delivery, lower storage needs | | ProRes 422 | 10-bit | 4:2:2 | Standard for HD/UHD editing — best quality/size trade-off | | ProRes HQ | 10-bit | 4:2:2 | High-bitrate mastering, visual effects, keying | | ProRes 4444 | 12-bit | 4:4:4 | High-end VFX, compositing, alpha channel support | | ProRes 4444 XQ | 12-bit | 4:4:4 | Archival, HDR, extreme quality (up to 500+ Mbps for 4K) | What is ProRes