This commit is contained in:
2025-08-11 14:20:56 +02:00
parent 0a80400720
commit f077c6351d
17 changed files with 165 additions and 248 deletions

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@@ -5,39 +5,20 @@ from io import BytesIO
from typing import List
import base64
# 注意: 您需要安装Poppler。
# - macOS: brew install poppler
# - Ubuntu/Debian: sudo apt-get install poppler-utils
# - Windows: 下载Poppler并将其bin目录添加到系统PATH。
def convert_pdf_to_images(pdf_bytes: bytes) -> List[Image.Image]:
"""将PDF文件的字节流转换为Pillow Image对象列表。"""
try:
print("--- [Core PDF] 正在将PDF转换为图片...")
print("--- [Core PDF] Converting PDF to images...")
# --- 新增代码开始 ---
# 在这里直接指定您电脑上Poppler的bin目录路径
# 请确保将下面的示例路径替换为您的真实路径
poppler_path = r"C:\ProgramData\chocolatey\lib\poppler\tools\Library\bin"
# --- 新增代码结束 ---
# --- 修改的代码开始 ---
# 在调用时传入poppler_path参数
images = convert_from_bytes(pdf_bytes)
# --- 修改的代码结束 ---
print(f"--- [Core PDF] 转换成功,共 {len(images)} ")
print(f"--- [Core PDF] converted PDF to imagestotal {len(images)} pages")
return images
except Exception as e:
print(f"--- [Core PDF] PDF转换失败: {e}")
# 增加一个更友好的错误提示
print("--- [Core PDF] 请确认您已在系统中正确安装Poppler并在上面的代码中指定了正确的poppler_path。")
print(f"--- [Core PDF] PDF conversion failed: {e}")
raise IOError(f"PDF to image conversion failed: {e}")
def image_to_base64_str(image: Image.Image) -> str:
"""将Pillow Image对象转换为Base64编码的字符串。"""
buffered = BytesIO()
image.save(buffered, format="PNG")
return base64.b64encode(buffered.getvalue()).decode('utf-8')