cargo build --release
USAGE:
caesiumclt.exe [FLAGS] [OPTIONS] --max-size <max-size> --output <output> --quality <quality> [FILE]...
FLAGS:
-d, --dry-run do not compress files but just show output paths
-e, --exif keeps EXIF info during compression
-h, --help Prints help information
--keep-dates keep original file date information
-S, --keep-structure keep the folder structure, can be used only with -R
-Q, --quiet suppress all output
-R, --recursive if input is a folder, scan subfolders too
--same-folder-as-input sets the output folder to be the same as the input folder. Overwrites original files
-V, --version Prints version information
--zopfli use zopfli when optimizing PNG files (it may take a very long time to complete)
OPTIONS:
--height <height> height of the output image, if width is not set will preserve aspect ratio
--long-edge <long-edge> sets the size of the longest edge of the image
--max-size <max-size> set the expected maximum output size in bytes
-o, --output <output> output folder
--output-format <output-format> convert the image to the selected format (jpg, png, webp, tiff) [default:
none]
-O, --overwrite <overwrite> overwrite policy [default: all]
--png-opt-level <png-opt-level> select level for PNG optimization, between [0-6] [default: 3]
-q, --quality <quality> sets output file quality between [0-100], 0 for optimization
--short-edge <short-edge> sets the size of the shortest edge of the image
--threads <threads> specify the number of parallel jobs (max is the number of processors
available) [default: 0]
--verbose <verbose> select how much output you want to see, 0 is equal to -Q, --quiet [default:
1]
--width <width> width of the output image, if height is not set will preserve aspect ratio
ARGS:
<FILE>... Files to process
Losslessly compress image1.jpg
, located in the home
directory, into a folder called output
$ caesiumclt -q 0 -o ~/output/ ~/image.jpg
Compress image1.jpg
, located in the home
directory, into a folder called output
with lossy compression and quality set to 80
$ caesiumclt -q 80 -o ~/output/ ~/image.jpg
Losslessly compress image1.jpg
, located in the home
directory, into a folder called output
and keeps EXIF metadata
$ caesiumclt -q 0 -e -o ~/output/ ~/image.jpg
Losslessly compress Pictures
folder and subfolders, located in the home
directory, into a folder called output
$ caesiumclt -q 0 -R -o ~/output/ ~/Pictures
Losslessly compress Pictures
folder and subfolders, located in the home
directory, into a folder called output
retaining the input folder structure
$ caesiumclt -q 0 -RS -o ~/output/ ~/Pictures