compressor

Documentation

Index

• Variables
• func CompressPDF(path string) (string, error)
• func CompressPDFWithProgress(path string, progress func(page, total int)) (string, error)
• func GetPDFPageCount(path string) (int, error)

Variables

var ExecCommand = exec.Command

ExecCommand is exec.Command by default, but can be overridden in tests.

Functions

func CompressPDF

func CompressPDF(path string) (string, error)

CompressPDF invokes Ghostscript with GS_COMPAT and GS_SETTINGS env vars. It is a thin wrapper over CompressPDFWithProgress without progress updates.

func CompressPDFWithProgress

func CompressPDFWithProgress(path string, progress func(page, total int)) (string, error)

CompressPDFWithProgress runs Ghostscript and reports progress via the callback. progress is called with the current page and total pages processed.

func GetPDFPageCount

func GetPDFPageCount(path string) (int, error)

GetPDFPageCount returns the number of pages in a PDF file using ghostscript