Commands tagged image sorted by votes

Commands tagged image (35)

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List Canon CR2 raw files which have been in-camera rated (5Dmk3+)
This is sample output - yours may be different.
0

for I in *.CR2; do if [ `exiv2 pr -p a -u $I | grep 'xmp.Rating' | awk '{ print $4 }'` == "1" ]; then echo $I; fi; done

jbuchbinder · 2014-09-10 03:31:44 8
Convert an mp3 and add to it a img
This is sample output - yours may be different.
0

lame -v 2 -b 192 --ti /path/to/file.jpg audio.mp3 new-audio.mp3

fabio · 2015-02-22 07:41:40 11
Resize jpg images in the current directory using imagemagick
This is sample output - yours may be different.
0

find . -type f -name '*.jpg' -print0 | xargs -0 mogrify -scale 1280x960

caneta · 2015-07-31 12:40:13 9
watermark a image on video
This is sample output - yours may be different.
0

ffmpeg -i out.mp4 -i logo.png3 -filter_complex "overlay=0:0" -codec:a copy out2.mp4 -y

zodman · 2016-09-09 21:07:25 16
Convert a pdf image to a high-quality PNG
This is sample output - yours may be different.
0

convert -density 300 -trim image.pdf -quality 100 image.png

siddharthmv · 2017-03-16 19:49:07 21
Reducing image size

You can also specify width and height of the resized image (in pixels), as an alternative to using a percentage.
This is sample output - yours may be different.
-1

convert example.png -resize 100x100 output.png

dbbolton · 2010-08-08 16:40:21 3
use ImageMagik to convert tint (hue rotation) of an icon set directory.
This is sample output - yours may be different.
-1

mogrify -modulate 100,100,70 ../../icons/32x32/*.png

houghi · 2011-06-13 15:11:16 3
Download screenshot or frame from YouTube video at certain timestamp

Downloads the frame of given YouTube video at 8 minutes 14 seconds. Requested format is "299", which 1080p only video.
This is sample output - yours may be different.
-1

ffmpeg -ss 8:14 -i $(youtube-dl -f 299 --get-url URL) -vframes 1 -q:v 2 out.jpg

bugmenot · 2021-07-06 10:59:49 192
Press enter and take a WebCam picture.

Take a picture from your webcam and save it to a jpeg. A very slightly modified version of MarxBro's command.
This is sample output - yours may be different.
-3

-y -r 1 -t 3 -f video4linux2 -vframes 1 -s sxga -i /dev/video0 ~/webcam-$(date +%m_%d_%Y_%H_%M).jpeg

navyjeff · 2013-02-27 05:32:03 4
use ImageMagik to convert tint (hue rotation) of an icon set directory.

see http://www.imagemagick.org/Usage/color_mods/#modulate
This is sample output - yours may be different.
-4

/bin/ls *.png | xargs -l1 -I {} convert {} -modulate 100,100,70 ../../icons/32x32/{}

hute37 · 2011-06-13 14:35:10 4
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Run a command when a file is changed

Do command when logged in from certain ips using ssh

Place in ~/.bashrc If you login to a ssh server from different ips, sometimes you want to do something specific for each. e.g., quickly go into screen -x session from a phone, but not your desktop.

Find jpeg images and copy them to a central location

Use if you have pictures all over the place and you want to copy them to a central location Synopsis: Find jpg files translate all file names to lowercase backup existing, don't overwrite, preserve mode ownership and timestamps copy to a central location

Pulls total current memory usage, including SWAP being used, by all active processes.

Find all files under a certain directory /home that have a certain suffix at the end of the file name. Show the file and rename them to remove the suffix.

Extract all 404 errors from your apache accesslog (prefix lines by occurrences number)

Twitter update from terminal (pok3's snipts ?)

Found it on snipt, pok3, is it yours? I put my user = m33600, the password and the status was my robot message: Settima robot message: ALARM ZONE 3 (sent via command line). Now bots may have their identity on twitter...

Detect illegal access to kernel space, potentially useful for Meltdown detection

Based on capsule8 agent examples, not rigorously tested

Create a tar archive using xz compression

compress directory archive with xz compression, if tar doesn't have the -J option (OSX tar doesn't have -J)

Mount a .iso file in UNIX/Linux

"-o loop" lets you use a file as a block device

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Commands tagged image (35)

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