从 PDF 提取图片
从 PDF 文件中提取所有图片
将文件拖放到此处，或点击浏览
上传文件
Max 350 MB per file
Preview hint: default A4 starts near (72,120). Increase X to move right, increase Y to move down.
Upload 2 files: first the PDF, then your signature image. You can control placement below.
Keep this password — without it the file cannot be opened again.
Crop area in pixels, measured from the top-left corner of the image.
Fill in one dimension to scale proportionally, or both for an exact size.