How to Create a Digital Human From a Selfie and Voice Sample

A digital-human project can begin with two familiar pieces of source material: a selfie and a voice sample. The technology is only one part of the task. Before uploading either item, decide whether the person has approved the representation, what the output will be used for, and who can approve the finished audio or video. Clear ownership is the best foundation for a usable asset library.

Start with explicit approval

The person represented should understand that their image and voice may be used to create synthetic media, the project purpose, and who is responsible for approving it. Keep the approval connected to the source material and do not reuse an asset for a new purpose just because it already exists in a library. If the intended use changes, pause and confirm the permission again.

Choose a selfie that serves the message

Use a recent, well-lit image of one person, with the face clearly visible and little visual clutter. Think about the crop and setting: an image that looks appropriate for a professional training video may differ from one suited to a friendly product introduction. Avoid uploading group photos, images of people who have not approved the use, or images that imply an affiliation the person does not have.

Prepare a clear voice reference

Record one authorized speaker in a quiet setting, speaking naturally. Keep background music, echo, competing speakers, and strong effects out of the sample. If the voice workflow asks for the words spoken, provide an accurate transcript. Then use a short test script that includes the type of vocabulary the finished project will need.

Build the first project in small steps

1. Create or select the approved avatar asset from the selfie.

2. Create or select the approved voice asset from the reference audio.

3. Write a short script for one audience and one purpose.

4. Choose the voice language that matches the script.

5. Generate a short audio or talking-video test and collect feedback before producing a longer version.

Use names and folders that preserve context

A clear asset name can save a future team from making a poor assumption. Include the presenter's approved role and intended use, such as “Onboarding host — product education.” Avoid labels that make a clone look like a live account or an unapproved public figure. If an asset is no longer approved, remove it from future selections rather than hoping a later editor remembers the limitation.

Make review part of the product, not the end of it

Review the exact combination that will be published: the avatar look, selected voice, language, script, and channel context. A good process catches a poorly lit source image, a mispronounced product term, or a script that is too dense before it becomes a public-facing problem. Synthetic media should support a clear message, not make the approval process harder to trace.

Using this workflow in Odrazio

Odrazio is designed around this sequence: upload a selfie to create avatar assets, provide a reference clip to create a voice asset, then choose those assets in a new audio or talking-head video project. Start modestly, test carefully, and retain a human decision point before anything is shared.