demobook

Ai Content Engine: Background replacement with shadow preservation

Demo summary

The video shows how to swap an image background while maintaining natural lighting and original subject shadows for a believable result.

Step-by-step

  1. Identify the original subject shadows to be preserved
  2. Input a background replacement prompt that accounts for light inconsistency and shadow behavior
  3. Apply color grading to unify the subject with the new environment
  4. Review the edges for quality and telltale signs of editing

Watch out for

  • Background replacement prompts must specifically account for light inconsistency and shadow behavior to avoid an obvious fake

Tips

  • Maintain natural lighting on the subject to ensure it makes sense in the new environment
  • Preserve original subject shadows to make the replacement convincing
  • Focus on edge quality to ensure there are no telltale signs of editing

Highlights

the background replacement looks professional and natural

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