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HEVC/H.265 at a glance
HEVC/H.265
The Joint Collaborative Team on Video Coding developed HEVC through ITU-T VCEG and ISO MPEG, building on H.264 coding tools while introducing 64×64 coding tree units, advanced motion compensation, and scalable/multiview extensions.
MQV at a glance
MQV
The .mqv extension appeared on some Sony camcorders and recording devices around the mid-2000s as an internal variant of the QuickTime/MOV container carrying Sony-proprietary metadata tracks and stream wrappers.
Format comparison
| Feature | HEVC/H.265 | MQV |
|---|---|---|
| File type | Video | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2013 | 2007 |
| Inventor | Joint Collaborative Team on Video Coding (JCT-VC) — ITU-T and ISO/IEC | Sony |
| Status | active | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Multitrack support | Not supported | Not supported |
| Camera raw data | Not supported | Not supported |
| HDR support | Supported | Not supported |
| Streaming ready | Supported | Not supported |
When to use each format
When to use HEVC/H.265
- Your source file is already in HEVC/H.265.
- Preserve source expectations before exporting to MQV.
- HEVC/H.265 is commonly used in video workflows.
When to use MQV
- Your target workflow expects MQV.
- Improve delivery compatibility with MQV.
- MQV is commonly used in video workflows.
FAQs
Why convert HEVC/H.265 to MQV?
Convert to or from MQV when migrating recordings off older Sony consumer devices, preserving original camera exports, or normalizing a proprietary Sony library into MP4, MOV, or another easier editing format.
It is primarily a legacy-ingest and archive-recovery format.
What changes when converting HEVC/H.265 to MQV?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to MQV removes HDR content. Moving to MQV removes streaming delivery.
What should I review after converting HEVC/H.265 to MQV?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.