images to pdf.py

# original by andrew.canit
# plenty of info in dir(help(canvas.Canvas.drawImage))

import sys
import os
from reportlab.pdfgen import canvas
# from reportlab.lib.pagesizes import letter
# from reportlab.lib.units import cm, mm, inch, pica

def pdfDirectory(imageDirectory, outputPDFName, width, height):
    dirim = str(imageDirectory)
    output = str(outputPDFName)

    c = canvas.Canvas(output, pagesize=(width, height))
    try:
        for root, dirs, files in os.walk(dirim):
            for name in sorted(files):

                lname = name.lower()[-3:]
                if lname in ["jpg", "gif", "png"]:
                    filepath = os.path.join(root, name)
                    c.drawImage(filepath, 0, 0) #start bottom left, flush to edge
                    c.showPage()
                    c.save()

        print "PDF of Image directory created"
    except:
        print "Failed creating PDF"

pdfDirectory(*sys.argv[1:5])
# example usage: python images_to_pdf.py gsm_images gsm.pdf 2400 1600