Avoid full-body or waist-up photos. The ideal picture is one where both faces are large and fill most of the frame.
Prefer a photo with a clear high-resolution headshot. Use Zoom tool if necessary.
For a unified compositional center, the faces in the photo should be next to each other, with no empty space between them. This is the foundation for a recognizable and detailed portrait.
Prefer a photo with the faces that are close together
If your otherwise perfect shot has the faces too far apart, use a graphic editor to move them closer together.
Give preference to photos with soft and even lighting. Avoid pictures with deep shadow areas or overexposed, white spots.
Prefer a photo with even and soft lighting.
The background should contrast with the faces: light faces on a dark background or dark faces on a light one. This will help clearly define the outline of the portrait.
Achieve contrast with the background
Before creating the portrait, slightly reduce the overall contrast of the image. This will help the threads lay down more evenly and create smoother transitions.
Use Contrast and Brightness tools to slightly reduce the overall contrast of the image
By taking a few minutes to prepare your couple photo using these tips, you will dramatically increase the quality of your final string art couple portrait.
Enjoy the crafting!