Open Source Unix Shell Image Converters

BRL-CAD is a powerful cross-platform constructive solid geometry solid modeling system that includes an interactive geometry editor, ray-tracing for rendering & geometric analyses, network distributed framebuffer support, image & signal-processing tools.

A whole bunch of utilities for primitive manipulation of graphic images. Wide array of converters from one graphics format to another. E.g. from g3 fax format to jpeg. Many basic graphics editing tools such as magnifying and cropping.

Converter of various scalable font formats (most notably TTF) and of the bitmapped BDF format into PostScript Type 1 fonts and metrics (.pfa, .pfb, .afm).

The littleutils include duplicate file finders (repeats, repeats.pl, repeats.py), image optimizers (opt-jpg, opt-png, opt-gif, recomp-jpg), file rename tools (lowercase, uppercase, pren), archive recompressors (to-gzip, to-bzip2, to-bzip3, to-7zip, to-lzma, to-lzip, to-xz), a tempfile utility (tempname), file property tools (filedate, filemode, filenode, fileown, filesize, and lrealpath), and others. See the README file for more details.

Bash / Nautilus script to convert cbr/cbz files to pdf. Support iRex iLiad and Sony Reader format. (High CPU and memory usage while running). And more scripts like dir2pdf, MangaHalf, ComicHalf and Rotatepage.

AuctionGallery is a terminal script that creates picture galleries and HTML descriptions for the purpose of putting them into auctions like eBay or Yahoo! Auctions. It is aimed at power-sellers who need an efficient way of generating auction descriptons.

bbips - Bash Batch Image Processing Scripts. A collection of bash scripts that use Imagemagick to "batch" process entire directories of images all at once. For use with Linux and Unix systems to batch process *.jpg image files from the bash shell.

Traffic Sucks. CamGet is a bash script to download images from area traffic camera websites (such as http://www.dpwt.com). This script also adds timestamps to each image, converts image to desired format, and attempts to 'normalize' each image.

digital cameras/scaners/etc tends not to care about jpeg optimization too much so you can get quite big files. this script will help you to optimize them, reducing size up to 2 times without quality loss (i couldn't notice it visually)

PODWG is a Wallpaper Generator from various "Picture Of the Day" sources such as NASA's "Astronomy Picture Of the Day".

PdfRipImage is a program to automatically extract images from PDF documents and convert them to a format of your choice (such as JPEG or TIFF). It runs on UNIX-like platforms and requires utilities from netpbm and xpdf.

Automated batch converting of RAW photos to JPEG and for prints. Support of smart sharpening, noise reduction, EXIF information.

This script optimize images Larger than 60KB in current directory and sub-directories. Default Compression is 70% Default File Type is jpg Example Usage : /bin/bash smushme.sh -c 70 -f jpg OPTIONS: -h Show this message -f File Type -c Compression rate in Percentage -d Use default options -v Verbose NOTE: image magic needs to be installed for this script to work

Script which downloads current and future POTD from Wikimedia Commons, adds a summary caption to the bottom, and sets as desktop background image for gnome. Can also be setup on a server to download images any desired time of the day then mirror them for faster retrival from personal devices on the LAN. Has been tested on Ubuntu. Could be used on a RaspberryPi powered digital picture frame. Need to impliment auto cleanup for old images. Please leave feedback & suggestions for improvement!

Convert images to PNG, compress PNG files.

"aura" tool is a desktop (X root window) background setter, making heavy accent on image processing and clever scaling (liquid rescale, solid margins cropping, labelling) capabilities.

hdrff is a modular shell script (bash) for automatic processing of HDR image-sequences. It supports the complete workflow from downloading the images to the harddisk, aligning, HDR-creation and tonemapping.

make.photo.cd is a mega shell script that generates simple html (no use of java, or javascript, does not mean html that is simple minded :-) set of browsing pages for a selection of Digital Camera images. The final stages will generate a CDROM image that

pnm2gallery is a bash-script that converts your pnm-files to jpeg-files in different sizes and produces a database-file for import into a MySQL-Database

Simple script to cut panoramic pictures in more A4 sheets (either portrait or landscape) to be able to print large image. Requires: - ImageMagick - YAD Tested and written on FEDORA 17 XFCE and Thunar Intallation instructions on README.txt It is published in two versions: - Thunar custom action - standalone application Use the one you prefer and have fun.

A suite of tools for creating VCD, SVCD, or DVD video discs

A suite of tools for characterizing the behavior of mpeg2enc (from mjpegtools). How do mpeg2enc's options affect the encoded video's size and quality?