写真を正方形キャンバスアートワークに変換

{ "generation_request": { "meta_data": { "task_type": "photo_to_square_canvas_artwork_only", "language": "en", "priority": "highest", "version": "v1.1_DIRECT_CANVAS_ART_ONLY" }, "input": { "mode": "image_to_image", "reference_image_usage": "very_high", "preserve_identity": true, "preserve_facial_features": true, "notes": "Transform the uploaded couple photo into a square canvas painting artwork only. No product setup. The final image should be just the painted canvas design itself, centered and clean. Keep the couple recognizable but simplified into a warm hand-drawn illustration style." }, "output": { "aspect_ratio": "1:1", "resolution": "ultra_high", "num_images": 2, "sharpness": "high", "grain": "subtle_canvas_texture" }, "canvas_art_style": { "art_medium": "acrylic illustration on canvas", "texture": "visible canvas fabric weave", "linework": "clean ink outline", "coloring": "soft painted fills with gentle shading", "finish": "real hand-painted canvas look" }, "canvas_design": { "background_color": "muted lavender or soft pastel tone", "pattern": "small scattered white or light heart doodles", "couple_pose": "romantic close seated embrace similar to uploaded photo", "edge_detail": "subtle white outline around couple illustration" }, "subject_rules": { "identity": "match the uploaded couple’s facial structure and hair", "expressions": "warm affectionate smiles with soft blush", "hands": "correct anatomy, natural interaction", "wardrobe_translation": "simplified illustrated version of original outfits" }, "composition": { "centered": true, "clean_background": true, "no_external_objects": true }, "negative_prompt": [ "product photography", "easel", "wood slice", "candle", "room background", "3d render", "anime style", "watercolor wash", "text", "logo", "watermark", "extra fingers", "deformed hands", "blurry" ], "quality_rules": { "must": [ "only the square canvas artwork visible", "canvas texture clearly visible", "couple recognizable", "clean illustration lines", "romantic warm tone", "no extra objects around" ] } } }