pdfinfo

PDF file information

Since R2023a

Syntax

info = pdfinfo(filename)

info = pdfinfo(filename,Password=password)

Description

info = pdfinfo(filename) returns information stored in the specified PDF file.

info = pdfinfo(filename,Password=password) also specifies the user or owner password to read the PDF file.

Examples

Extract Information from PDF File

Extract the PDF information from the file exampleSonnets.pdf.

filename = "exampleSonnets.pdf";
info = pdfinfo(filename)

info = struct with fields:
                NumPages: 47
                PageSize: [47×4 double]
              PDFVersion: "1.6"
                   Title: ""
                 Subject: ""
                Language: "en-GB"
                Keywords: ""
                  Author: "William Shakespeare"
                 Creator: "Microsoft® Word 2013"
                Producer: "Microsoft® Word 2013"
            CreationDate: 21-Jul-2017 11:53:33
        ModificationDate: 28-Sep-2022 17:30:37
               Encrypted: 0
    AllowsTextExtraction: 1
                Filename: "C:\TEMP\exampleSonnets.pdf"

Input Arguments

filename — Name of file

string scalar | character vector | 1-by-1 cell array containing a character vector

Name of the file, specified as a string scalar, character vector, or a 1-by-1 cell array containing a character vector.

Data Types: string | char | cell

password — Password to open PDF file

string scalar | character vector

Password to open the PDF file, specified as a character vector or a string scalar.

Example: "skroWhtaM"

Data Types: string | char

Output Arguments

info — PDF file information

structure

PDF file information, returned as a structure with these fields:

• NumPages — Number of pages

• PageSize — Size of the pages, specified as a NumPages-by-4 array. PageSize(n,:) is the vector [left bottom width height] that corresponds to page n, where:

  • left is the distance of the left edge of the canvas to the left edge of the page in PDF points (1/72 inch)

  • bottom is the distance of the bottom edge of the canvas to the bottom edge of the page in PDF points

  • height is the height of the page in PDF points

  • width is the width of the page in PDF points

• PDFVersion — Version of PDF file

• Title — Title stored in PDF file metadata

• Language — Language stored in PDF file metadata

• Keywords — Keywords of PDF file

• Author — Author of PDF file

• Creator — Creator of PDF file

• Producer — Producer of PDF file

• CreationDate — Date and time when PDF file was created

• ModificationDate — Date and time when PDF file was last modified

• Encrypted — Flag indicating whether PDF file is encrypted

• AllowsTextExtraction — Flag indicating whether PDF file allows text extraction

• Filename — Filename of PDF file

Version History

Introduced in R2023a