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HEVC/H.265 at a glance
HEVC/H.265
Convert HEVC/H.265 files with ConverterHQ using workflows tuned for video compatibility, predictable output, and practical downstream use.
Category
Video
Extensions
.mp4, .hevc
MIME types
video/mp4
Created
2013
Inventor
Joint Collaborative Team on Video Coding (JCT-VC) — ITU-T and ISO/IEC
Status
active
RAS at a glance
RAS
Convert RAS files with ConverterHQ using workflows tuned for image compatibility, predictable output, and practical downstream use.
Category
Image
Extensions
.ras
MIME types
image/x-cmu-raster
Created
1987
Inventor
Sun Microsystems
Status
legacy
Format comparison
| Feature | HEVC/H.265 | RAS |
|---|---|---|
| File type | Video | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2013 | 1987 |
| Inventor | Joint Collaborative Team on Video Coding (JCT-VC) — ITU-T and ISO/IEC | Sun Microsystems |
| Status | active | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer 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 RAS.
- HEVC/H.265 is commonly used in video workflows.
When to use RAS
- Your target workflow expects RAS.
- Improve delivery compatibility with RAS.
- RAS is commonly used in image workflows.
FAQs
Why convert HEVC/H.265 to RAS?
Convert to RAS when preserving compatibility with historical Sun or Unix image assets.
In most modern contexts it serves as a migration and archive-recovery format.
What changes when converting HEVC/H.265 to RAS?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to RAS removes HDR content. Moving to RAS removes streaming delivery.
What should I review after converting HEVC/H.265 to RAS?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.