Editing

A holiday portrait from your own photo: keep the face, change the scene

Put yourself by the tree lights, a snowy window or a festive studio with an AI edit model. How to word the face lock, what drifts, and when to re-roll.

6 min read
An empty wooden picture frame standing on a dark windowsill, a thin string of small fairy lights draped over its corner, a misted window glowing violet behind it in soft haze

Every December the same request goes around: take a normal photo of me, put me next to a glowing tree or a frosted window, and do not touch my face. The scene part is easy for an edit model. The face part is where most attempts fail, because the model that paints the new room is also, quietly, repainting the person in it. This is a checklist for getting a holiday portrait that still looks like you, and for knowing when to stop trying.

1. Pick the right source photo

The edit can only keep what the photo shows clearly. A good source does half the work:

  • The face is large in the frame. Head and shoulders, or waist up. A face that covers a small corner of a group shot has too few pixels to survive a redraw.
  • Soft, even light on the face. Hard flash or deep shadow on one cheek gets read as part of your skin, and the model either keeps the odd shadow or invents a new one.
  • Looking roughly at the camera, eyes open, nothing covering the face. Sunglasses, a hand on the chin or a scarf over the mouth leave the model to guess.
  • Sharp, not a screenshot of a screenshot. Compression blocks on the skin come back as blotches.

One person per photo is the easy case. A couple or a family can work, but every extra face is another face that can drift, so start with a solo portrait to learn how the model behaves.

2. Choose an edit model, not a text-to-image one

On the models page, filter for the image-to-image type: these take your photo as input. A text-to-image model with a reference attached borrows the general look of a person, but it does not try to keep the face. Edit models are built to change part of a picture and hold the rest, and some list subject consistency among their strengths; the edit model guide shows one of them at work. In the studio, attach the photo with + Image, write the instruction, and read the price on the Generate button before you run.

3. Word the lock before the scene

The usual edit habit is to describe the new room in loving detail and add "keep my face" at the end. Flip it. Name what must not change first and specifically: the face, the skin tone, the hair (colour, length, parting), the eye colour, and any glasses or freckles you want to keep. "Keep the face" alone leaves skin tone and hair open for negotiation, and those are the two things that drift first in warm festive light.

Prompt
Keep the person's face, skin tone, freckles, hair colour and hairstyle, eye colour and glasses exactly as in the photo. Change only the background and clothing: a cosy living room at night with a decorated tree behind them, warm string lights out of focus, a knitted cream sweater. Same head position and expression.
The lock comes first and lists features one by one. The scene is one sentence.
Prompt
Keep the face, skin tone and hair unchanged. Place the person beside a frosted window with snow falling outside, soft blue evening light from the window and a warm lamp from the other side. Do not change the expression.
Two light sources named on purpose: a single warm source tends to tint the whole face orange.
Prompt
Keep the face, skin tone, hair and expression exactly as they are. Replace the background with a plain deep red studio backdrop with a few blurred gold lights, even soft studio lighting on the face.
The studio version changes least, so it is the safest first try.

Before you run, check the aspect ratio setting if the model has one. Leave it matching your photo; asking for a wide 16:9 scene from a tall phone portrait forces a new layout, and a new layout is where faces get redrawn. More on lock lines in the guide to writing edit prompts.

4. Check what drifted

Look at the result at full size next to the original, not as a thumbnail. The usual suspects, in roughly the order they slip:

  1. Skin tone, warmed or smoothed by the festive light.
  2. Skin texture, pores replaced by a plastic sheen; the plastic skin guide has wording for that.
  3. Hair, a parting that switched sides, curls straightened, a new fringe.
  4. Eyes and teeth, a slightly different eye shape or a smile with too many teeth.
  5. Small marks, a mole, a scar, an earring. These vanish quietly and the person in the photo notices first.

5. Re-roll or rewrite?

A simple rule: if the scene is right and the face is a little off, re-roll the same prompt once or twice; each run is a fresh attempt, and the next one may hold the face better. If the same feature drifts in every run, the wording is the problem: name that feature in the lock, shorten the scene sentence, or try the studio backdrop first and the busier room later. If three rounds with a corrected prompt still change the face, switch to another edit model, because they differ a lot in how much they preserve. Never edit an edit over and over: each round redraws the face again, and the drift adds up. Go back to your original photo each time. The post on cost per usable picture covers budgeting for these retries.

Whose photo, and what the result is

Use photos of yourself, or of people who have agreed to this edit. A festive portrait seems harmless, but it is still a new picture of a real person in a place they never stood, and someone who did not agree can be hurt by it. Ask before you edit a friend, and ask the parents before you edit a child. The terms forbid deepfakes and any sexual or intimate image of a real, identifiable person, whatever the season. And remember what you made: a portrait of you in an invented room, not a photo of an evening that happened. That is fine for a card or a profile picture; do not present it as a record.

What the studio cannot promise

No edit model here guarantees an identical face. Most redraw the whole picture and try to hold the locked parts, so a close friend may spot a difference you do not. There is no brush to protect the face area; your words are the only guard. Hands that enter the frame, such as holding a mug of cocoa, are a common weak spot. And an edit returns the picture at the model's own sizes, so a portrait meant for print may need a faithful upscale, never a creative one, which would invent new detail on your face.

Questions

How do I keep my face the same when an AI changes the background?

Use an image-to-image edit model, put the lock first in the prompt (face, skin tone, hair, eye colour), keep the aspect ratio of your photo and change only the scene and clothing.

Why does my skin look orange in the holiday edit?

Warm festive light in the prompt tints the face too. Ask for a neutral skin tone true to the photo and keep the warm light on the background only.

Can I make a holiday portrait from a photo of someone else?

Only with their agreement, and with a parent's for a child. The terms forbid deepfakes and any sexual or intimate image of a real, identifiable person.

#Editing#Use cases#Images

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