10-21-2010
Renaming files
Hello
Please can someone help.
We are being sent a directiory full of images.
The names of these images can vary in length and have spaces in them.
example:
nn 999999 nnnnn nnnn nnnn nn nnn nnn nn nnnn.pdf
what we want to do is rename all the images. Take the first two fields nn 999999 and replace the space with and underscore.
nn_999999
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LEARN ABOUT DEBIAN
pdfimages
pdfimages(1) General Commands Manual pdfimages(1)
NAME
pdfimages - Portable Document Format (PDF) image extractor (version 3.00)
SYNOPSIS
pdfimages [options] PDF-file image-root
DESCRIPTION
Pdfimages saves images from a Portable Document Format (PDF) file as Portable Pixmap (PPM), Portable Bitmap (PBM), or JPEG files.
Pdfimages reads the PDF file PDF-file, scans one or more pages, and writes one PPM, PBM, or JPEG file for each image, image-root-nnn.xxx,
where nnn is the image number and xxx is the image type (.ppm, .pbm, .jpg).
OPTIONS
-f number
Specifies the first page to scan.
-l number
Specifies the last page to scan.
-j Normally, all images are written as PBM (for monochrome images) or PPM (for non-monochrome images) files. With this option, images
in DCT format are saved as JPEG files. All non-DCT images are saved in PBM/PPM format as usual.
-opw password
Specify the owner password for the PDF file. Providing this will bypass all security restrictions.
-upw password
Specify the user password for the PDF file.
-p Include page numbers in output file names.
-q Don't print any messages or errors.
-v Print copyright and version information.
-h Print usage information. (-help and --help are equivalent.)
EXIT CODES
The Xpdf tools use the following exit codes:
0 No error.
1 Error opening a PDF file.
2 Error opening an output file.
3 Error related to PDF permissions.
99 Other error.
AUTHOR
The pdfimages software and documentation are copyright 1998-2004 Glyph & Cog, LLC.
SEE ALSO
pdffonts(1), pdfinfo(1), pdftocairo(1), pdftohtml(1), pdftoppm(1), pdftops(1), pdftotext(1)
22 January 2004 pdfimages(1)