高保真换脸任务定义

"task": "face_swap",
  "model": "nano_banana_pro",
  "instructions": {
    "primary_goal": "Transfer the face from source image (image1) onto the subject in target image (image2) with seamless, ultra-realistic integration",
    "source_mapping": {
      "face_source": "image1",
      "face_target": "image2",
      "preserve_source_identity": true
    },
    "identity": {
      "match_skin_tone": true,
      "match_facial_expression": true,
      "maintain_face_structure": true
    },
    "blending": {
      "seamless_edges": true,
      "match_lighting": true,
      "match_color_grading": true,
      "preserve_shadows_highlights": true,
      "no_visible_artifacts": true
    },
    "background": {
      "preserve_original_background": true,
      "preserve_environment_details": true,
      "no_changes_to_objects": true,
      "no_blur_or_distortion": true
    },
    "composition": {
      "keep_original_pose": true,
      "keep_camera_angle": true,
      "keep_framing": true,
      "maintain_depth_of_field": true
    },
    "quality": {
      "ultra_realistic": true,
      "high_resolution": true,
      "natural_texture": true,
      "no_ai_look": true