pdf_compresson

pdf_compression.go

package main

import (
    "fmt"
    pdfcpu "github.com/pdfcpu/pdfcpu"
    api "github.com/pdfcpu/pdfcpu/pkg/api"
)

func main() {
    inputPath := "input.pdf"
    outputPath := "output.pdf"

    // Encrypt the PDF
    opt := pdfcpu.EncryptOptions{
        Owners: pdfcpu.NewUserAccess(pdfcpu.PermPrint | pdfcpu.PermModify),
        Users:  pdfcpu.NewUserAccess(pdfcpu.PermPrint),
    }
    pages := []int{1, 3}
    err := api.EncryptFilePages(inputPath, outputPath, pages, &opt)
    if err != nil {
        fmt.Printf("Error encrypting PDF: %v\n", err)
    } else {
        fmt.Println("PDF encrypted successfully!")
    }
}