spdf
  1. Misc
spdf
  • Security
    • Validate PDF Digital Signature
      POST
    • Sanitize a PDF file
      POST
    • Remove password from a PDF file
      POST
    • Remove digital signature from PDF
      POST
    • Redacts areas and pages in a PDF document
      POST
    • Summary here
      POST
    • Sign PDF with a Digital Certificate
      POST
    • Redacts listOfText in a PDF document
      POST
    • Add watermark to a PDF file
      POST
    • Add password to a PDF file
      POST
  • Pipeline
    • handleData
      POST
  • Misc
    • Update metadata of a PDF file
      POST
    • Remove read-only property from form fields
      POST
    • Grabs all JS from a PDF and returns a single JS file with all code
      POST
    • Replace-Invert Color PDF
      POST
    • Repair a PDF file
      POST
    • Remove blank pages from a PDF file
      POST
    • Process PDF files with OCR using Tesseract
      POST
    • Flatten PDF form fields or full page
      POST
    • Extract images from a PDF file
      POST
    • Extract image scans from an input file
      POST
    • Decompress PDF streams
      POST
    • Optimize PDF file
      POST
    • Auto split PDF pages into separate documents
      POST
    • Extract header from PDF file
      POST
    • Add stamp to a PDF file
      POST
    • Add page numbers to a PDF document
      POST
    • Overlay image onto a PDF file
      POST
  • General
    • Split PDF pages into smaller sections
    • Split PDFs by Chapters
    • Split a PDF file into separate documents
    • Auto split PDF pages into separate documents based on size or count
    • Change the size of a PDF page/document
    • Rotate a PDF file
    • Remove pages from a PDF file
    • Remove images from file to reduce the file size.
    • Rearrange pages in a PDF file
    • Convert a multi-page PDF into a single long page PDF
    • Overlay PDF files in various modes
    • Merge multiple pages of a PDF document into a single page
    • Merge multiple PDF files into one
    • Crops a PDF document
  • Filter
    • Checks if a PDF is of a certain size
    • Checks if a PDF is of a certain rotation
    • Checks if a PDF is greater, less or equal to a setPageCount
    • Checks if a PDF is a set file size
    • Checks if a PDF contains set text, returns true if does
    • Checks if a PDF contains an image
  • Convert
    • Convert a URL to a PDF
    • Convert PDF to XML
    • Convert PDF to Word document
    • Convert PDF to Text or RTF format
    • Convert PDF to Presentation format
    • Convert a PDF to a PDF/A
    • Convert PDF to Markdown
    • Convert PDF to image(s)
    • Convert PDF to HTML
    • Extracts a CSV document from a PDF
    • Convert a Markdown file to PDF
    • Convert images to a PDF file
    • Convert an HTML or ZIP (containing HTML and CSS) to PDF
    • Convert a file to a PDF using LibreOffice
  • Analysis
    • Get security information
    • Get page dimensions for all pages
    • Get PDF page count
    • Get form field information
    • Get font information
    • Get PDF document properties
    • Get basic PDF information
    • Get annotation information
  • Info
    • getUptime
    • Application status and version
    • POST request count
    • Unique users count for POST requests
    • POST requests count for all endpoints
    • Unique users count for POST requests for all endpoints
    • GET request count
    • Unique users count for GET requests
    • GET requests count for all endpoints
    • Unique users count for GET requests for all endpoints
  • 后端 api
    • 文件转 pdf
    • 测试
    • 获取文件
    • 获取合并进度
  1. Misc

Overlay image onto a PDF file

POST
/api/v1/misc/add-image
This endpoint overlays an image onto a PDF file at the specified coordinates. The image can be overlaid on every page of the PDF if specified. Input:PDF/IMAGE Output:PDF Type:SISO

请求参数

Body 参数multipart/form-data

示例代码

Shell
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PHP
Python
HTTP
C
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Objective-C
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请求示例请求示例
Shell
JavaScript
Java
Swift
curl --location --request POST 'http://convertpdf.l2.bb1a.cn/api/v1/misc/add-image' \
--form 'fileInput=@""' \
--form 'imageFile=@""' \
--form 'x="0"' \
--form 'y="0"' \
--form 'everyPage="false"'

返回响应

🟢200成功
*/*
OK
Body

示例
"string"
修改于 2025-07-04 13:36:26
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