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import os | |
from io import BytesIO | |
from PIL import Image | |
import gradio as gr | |
from google import genai | |
from google.genai import types | |
import logging | |
# 設定 logging | |
logging.basicConfig( | |
filename='app.log', | |
level=logging.INFO, | |
format='%(asctime)s - %(levelname)s - %(message)s' | |
) | |
# 設定 Gemini API 金鑰 | |
# === 初始化 Google Gemini === | |
GEMINI_API_KEY = os.environ.get("GEMINI_API_KEY") | |
client = genai.Client(api_key=GEMINI_API_KEY) | |
def generate_image(prompt): | |
""" | |
使用 Gemini API 根據提示詞生成圖片,並返回 PIL 圖像物件。 | |
""" | |
response = client.models.generate_content( | |
model="gemini-2.0-flash-exp-image-generation", | |
contents=prompt, | |
config=types.GenerateContentConfig( | |
response_modalities=["TEXT", "IMAGE"] | |
), | |
) | |
# 處理回應中的圖片 | |
for part in response.candidates[0].content.parts: | |
if part.inline_data is not None: | |
image = Image.open(BytesIO(part.inline_data.data)) | |
logging.info("成功生成圖片。") | |
return image | |
logging.warning("未能生成圖片,請嘗試其他提示詞。") | |
return None | |
# 建立 Gradio 介面 | |
with gr.Blocks() as demo: | |
gr.Markdown("## 🖼️ Gemini 圖片生成器") | |
prompt_input = gr.Textbox(label="輸入提示詞", placeholder="例如:一隻戴著墨鏡的貓在沙灘上") | |
generate_button = gr.Button("生成圖片") | |
image_output = gr.Image(label="生成的圖片") | |
def on_generate(prompt): | |
image = generate_image(prompt) | |
return image | |
generate_button.click(fn=on_generate, inputs=prompt_input, outputs=image_output) | |
if __name__ == "__main__": | |
demo.launch() | |