Planche Contact d'Expressions en Noir et Blanc

{
  "generation_request": {
    "meta_data": {
      "task_type": "bw_male_expression_grid_identity_swap",
      "language": "en",
      "priority": "highest",
      "version": "v1.0_BW_MALE_GRID_KEEP_POSES_SWAP_IDENTITY"
    },
    "input": {
      "mode": "image_to_image",
      "reference_image_usage": "very_high",
      "preserve_identity": true,
      "preserve_facial_features": true,
      "preserve_hairstyle": true,
      "notes": "PRIMARY STRUCTURE ANCHOR: use the uploaded male 4x4 grid reference photo (photobooth style). Preserve the exact 4x4 layout, framing, cropping, poses, hand gestures, and expressions across every panel. PRIMARY IDENTITY ANCHOR: use the reference photo of the [adult man]. Swap the identity in all 16 panels with the target subject while maintaining facial expressions, suit attire, and pure studio lighting consistently."
    },
    "output": {
      "aspect_ratio": "1:1",
      "resolution": "ultra_high",
      "num_images": 1,
      "layout": {
        "type": "grid",
        "rows": 4,
        "cols": 4,
        "gutter": "thin",
        "panel_consistency": "very_high"
      },
      "sharpness": "crisp_studio",
      "grain": "subtle_analog_bw"
    },
    "scene": {
      "environment": "clean white studio backdrop",
      "lighting": {
        "style": "high-key studio lighting",
        "key_light": "front softbox",
        "fill": "balanced fill light",
        "avoid": "deep cinematic shadows"
      },
      "camera": {
        "lens": "50mm portrait lens",
        "framing": "chest-up to headshot, matching each panel of the structure reference photo",
        "focus": "sharp focus on eyes"
      }
    },
    "subject": {
      "type": "[adult man]",
      "wardrobe": "[black suit jacket, crisp white dress shirt, slim black tie], no logos or branding",
      "grooming": "neatly styled hair matching the reference photo, clean-shaven or groomed facial hair matching the reference",
      "anatomy_rules": "anatomically correct hands and fingers, natural proportions"
    },
    "style": {
      "color": "pure monochrome black and white",
      "contrast": "medium-high tonal contrast",
      "background": "uniform neutral studio background matching reference grid",
      "finish": "fine studio photographic print finish"
    },
    "quality_control": {
      "identity_lock": "strict across all 16 panels",
      "hands_priority": "very_high",
      "avoid": [
        "extra fingers",
        "missing fingers",
        "deformed hands",
        "facial distortion",
        "asymmetrical eyes",
        "identity drift across panels",
        "text",
        "watermarks"
      ]
    },
    "negative_prompt": [
      "color",
      "sepia",
      "dramatic shadows",
      "motion blur",
      "low resolution",
      "distorted anatomy",
      "plastic skin texture",
      "inconsistent face"
    ]
  }
}