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| # 伪代码，需接入实际 API (如 OpenAI GPT-4o) | |
| class Commenter: | |
| def __init__(self, client): | |
| self.client = client | |
| def review_slide(self, image_path): | |
| """ | |
| 调用 VLM 分析渲染后的 PPT 图片 | |
| """ | |
| system_prompt = """ | |
| You are a Presentation Design Expert. Analyze the slide screenshot for visual layout issues. | |
| Focus strictly on: | |
| 1. Text Overflow: Is text going out of its container or the slide boundary? | |
| 2. Balance: Is one side too heavy or too empty? | |
| 3. Spacing: Are images too small or text too crowded? | |
| Output valid JSON only: | |
| { | |
| "status": "PASS" or "NEEDS_REVISION", | |
| "issues": ["list of specific issues..."], | |
| "suggestion": "Natural language suggestion for the reviser." | |
| } | |
| """ | |
| # 这里模拟 VLM 调用 | |
| # response = client.chat.completions.create(model="gpt-4o", messages=..., image=...) | |
| # return json.loads(response) | |
| pass |