Image Digital Human Material Specification

2026-03-20

This document describes the material specifications required for creating an Image Digital Human.

Image Material Production Specifications

When creating image materials, please refer to the following requirements:

Category	Description
Image dimensions	Recommended 16:9 portrait (or 9:16 ratio), with a clear face, resolution of 1080P or above (2K recommended). Color photos are required; black and white photos are not supported.
Person angle & image proportion	1. Front-facing and front-body is recommended. Side face angle should be within 30° of the screen. 2. Supports half-body and full-body photos (upper body 1/2 to 2/3 is preferred, with the person centered in the image and no obstructions).
Person style	Supports real-person avatars with clear facial features, or anime-style avatars with clear and well-defined outlines.
Person posture & expressions	Natural standing/sitting posture. Avoid large movements such as raising arms, bending arms, or bending over. Natural expressions without exaggeration (no loud laughter, frowning, etc.). Keep mouth closed without showing teeth.
Person detail requirements	Facial features must be clear and unobstructed. The head should not have hats, exaggerated hair accessories, or other items that add height, and should not have excessive loose hair or strands. No obstructions or decorations near the face and neck (such as earrings, loose hair, hands, etc.).
Background	Solid color background is recommended. The background and person should be clearly distinguishable. Transparent backgrounds are not supported.
Compliance requirements	No excessive skin exposure.

To ensure the Digital Human avatar meets expectations, the person in the image should meet the following requirements:

With action requirements: It is recommended to show the upper body from the hips up, with hands naturally hanging down.

Without action requirements: You can show only the upper body from the chest up.