Ray 3.14 HDR: FAQ

1. What is Ray3.14 HDR?
A - Ray3.14 HDR is the high-dynamic-range variant of Ray3.14. It generates video with expanded, native 16-bit dynamic range for richer highlights, deeper shadows, and more color detail, while keeping Ray3.14's speed and native 1080p quality. Use it when you specifically want an HDR result; for standard-range work, use the regular Ray3.14 model.

2. What aspect ratios are available?
A - 16:9, 9:16, 1:1, 4:3, 3:4, and 21:9.

3. Are Keyframes available with the Ray3.14 HDR model?
A - Yes. You can set a start frame, an end frame, or both to direct how a shot begins and ends and interpolate between them.

4. What resolution and duration does Ray3.14 HDR support?
A - Resolutions: 720p (default) and native 1080p. Duration: 5s only.

5. How does Ray3.14 HDR produce audio?
A - No.

6. Can you combine inputs with Ray3.14 HDR in one prompt?
A - Yes, use a text prompt plus image keyframes: a start frame, an end frame, or both (for precise interpolation between two images). Include lighting and atmosphere detail in the prompt for the best HDR results. Character/subject reference images are not supported.

7. What file format and specs does Ray3.14 HDR output?
- Format: OpenEXR (.exr)
- Bit depth: 16-bit (half float)
- Compression: DWAB, quality 45
- Color space: ACES 2065-1 (AP0 primaries)
- Encoding: scene-referred linear

8. How do I export in EXR?
1. From your canvas right click and select Create Video > Ray3.14 HDR

2. Add your prompt in the Instruction box (include lighting/atmosphere detail for the best HDR result), and optionally a Start Frame and/or End Frame.

3. Set Aspect Ratio, Resolution (720p or 1080p), and Duration (5s).

4. Turn the EXR Export toggle on and click Create.

5. When it finishes, select your video and click the down arrow to initiate your download. Your files will download in a .zip

Visit our Learning Center for more information on HDR, EXR & Color Spaces.