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app.py

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+import gradio as gr
+from PIL import Image
+import torch
+from transformers import BlipProcessor, BlipForConditionalGeneration
+from diffusers import StableDiffusionPipeline
+import traceback
+
+# 모델 로딩 (최대한 빠른 처리: BLIP + SD-Turbo)
+device = "cuda" if torch.cuda.is_available() else "cpu"
+
+blip_processor = BlipProcessor.from_pretrained("Salesforce/blip-image-captioning-base")
+blip_model = BlipForConditionalGeneration.from_pretrained("Salesforce/blip-image-captioning-base").to(device)
+
+pipe = StableDiffusionPipeline.from_pretrained(
+    "stabilityai/stable-diffusion-turbo",
+    torch_dtype=torch.float16 if torch.cuda.is_available() else torch.float32
+).to(device)
+pipe.safety_checker = None  # 안전필터 off (실습/학습 목적)
+
+def caricature_from_photo(image):
+    try:
+        raw_image = image.convert('RGB')
+        inputs = blip_processor(raw_image, return_tensors="pt").to(device)
+        out = blip_model.generate(**inputs, max_new_tokens=30)
+        description = blip_processor.decode(out[0], skip_special_tokens=True)
+
+        # 캐리커쳐 스타일 프롬프트 (이모티콘과 직관적 키워드로 꾸밈)
+        caricature_prompt = (
+            f"{description}, cute cartoon, gentle lines, charming and lovely, sweet expression, lovely mood, digital illustration, "
+            "cheerful, simple background, joy, cartoon-style, 😄✨"
+        )
+
+        # turbo SD: 매우 빠른 생성!
+        result = pipe(
+            caricature_prompt, 
+            num_inference_steps=4,         # turbo 권장값: 4
+            guidance_scale=0.0              # turbo 권장값: 0.0 (텍스트 프롬프트 반영)
+        ).images[0]
+
+        info_text = (
+            f"**이미지 설명**: {description}\n\n"
+            f"**캐리커쳐 프롬프트**: `{caricature_prompt}`"
+        )
+        return result, info_text
+    except Exception as e:
+        err = f"❗️ 오류가 발생했어요!\n\n{e}\n\n{traceback.format_exc()}"
+        empty = Image.new("RGB", (512,512), "#FFFDE7")
+        return empty, err
+
+custom_css = """
+body { background: linear-gradient(135deg, #a7ffeb 0%, #fce4ec 100%);}
+.gradio-container { background-color: #fafcff !important;}
+.gr-button { background: #ffd600; color: #252525; border-radius:18px; font-size:1.2em;}
+.gr-button:hover { background:#ffd54f;}
+#caricature-preview img {
+    border-radius: 30px; border: 4px solid #ffff8d;
+    box-shadow: 0px 8px 56px #ffd60044;
+    margin-top: 1em;
+}
+#main-view .block {
+    background: #ffffffb8; border-radius: 22px;
+    box-shadow: 0 4px 32px #b3afec33; margin:18px;
+}
+"""
+
+with gr.Blocks(css=custom_css, theme=gr.themes.Soft()) as demo:
+    gr.Markdown("""
+    <div style="text-align:center; padding-top:.5em;">
+      <span style="font-size:2.3em;">🎨 <b style="color:#1ec69d">캐리커쳐 매직</b> <span style="font-size:1em;">앱</span> ✨</span>
+      <p style="font-size:1.11em; color:#575d76;">
+        어떤 사진이든 <b>1초 만에 캐리커쳐</b>로!<br>
+        <span style="color:#2196f3">카메라 📷</span> 또는 <span style="color:#ff1696">앨범</span>에서 이미지를 올려보세요!
+      </p>
+    </div>
+    """)
+    with gr.Row(elem_id="main-view"):
+        with gr.Column():
+            photo = gr.Image(
+                label="📷 사진 찍기 또는 선택(앨범)",
+                type="pil",
+                height=300,
+                elem_id="user-photo",
+            )
+            btn = gr.Button("👉 캐리커쳐 만들기!", elem_id="do_caricature")
+        with gr.Column():
+            caricature_img = gr.Image(
+                label="🖼️ 캐리커쳐 미리보기",
+                elem_id="caricature-preview",
+                height=350,
+                show_label=True
+            )
+            info = gr.Markdown(label="생성 내역 및 설명", value="", elem_id="summary-field")
+    btn.click(caricature_from_photo, inputs=photo, outputs=[caricature_img, info])
+
+    # 안내 메시지
+    gr.Markdown("""
+    <div style="background:#fffde7; border-radius:18px; border:1.5px dashed #ffe082; padding:1em; text-align:center; margin-top:18px;">
+      <b>💡 사용법 & 인쇄 안내</b><br/>
+      <ul style="text-align:left; margin-left:1.8em;">
+        <li>휴대폰은 [사진찍기] 선택 시, 카메라와 앨범 둘 다 사용 가능</li>
+        <li>[👉 캐리커쳐 만들기!] 버튼을 누르면 캐리커쳐가 빠르게 생성됩니다.</li>
+        <li>결과 이미지를 길게 누르거나 우클릭하여 저장/공유/인쇄 할 수 있습니다.</li>
+      </ul>
+    </div>
+    """)
+
+demo.launch()

requirements.txt

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+gradio
+torch
+transformers
+diffusers
+Pillow
+accelerate
+safetensors
+