Search found 8 matches

by clownpleco
2020-01-14T15:47:39-07:00
Forum: Users
Topic: -type Grayscale differences in 6.7.8-9
Replies: 4
Views: 1988

Re: -type Grayscale differences in 6.7.8-9

ImageMagick 6.7.8-9 2019-08-08 Q16 ImageMagick 6.7.2-7 2017-03-22 Q16 I wanted the png to visually match the jpg. Both ImageMagick 6.7.2-7 and ImageMagick 6.7.8-9 created RGB images. ImageMagick 6.7.8-9 was significantly darker. The images below were reduced in size using gimp so I'm not sure if the...
by clownpleco
2020-01-13T14:21:30-07:00
Forum: Users
Topic: -type Grayscale differences in 6.7.8-9
Replies: 4
Views: 1988

-type Grayscale differences in 6.7.8-9

We updated from Centos 6 to Centos 7 and in the process updated from ImageMagick 6.7.2-7 to ImageMagick 6.7.8-9. The results of the following command changed dramatically: /usr/bin/convert SRC.jpg -type Grayscale -colors 256 DEST.png The new images is extremely dark. The source jpg file only has gra...
by clownpleco
2019-10-18T09:45:53-07:00
Forum: Users
Topic: convert jpg to RGB components
Replies: 1
Views: 2324

convert jpg to RGB components

I have jpg files and want to create single red, green and blue gray shade images. Is this possible?
by clownpleco
2019-09-19T14:55:45-07:00
Forum: Users
Topic: Trying to add shadowed text to an existing image
Replies: 5
Views: 4584

Re: Trying to add shadowed text to an existing image

I'm not worried about the font issue (that appears to be an easy fix). Problem is I could not get the command to work at all. See error message at the top of the thread. After a google search, I did find that updating policy.xml for label helped. I'm now able to make an image with just the annotatio...
by clownpleco
2019-09-19T11:42:43-07:00
Forum: Users
Topic: Trying to add shadowed text to an existing image
Replies: 5
Views: 4584

Re: Trying to add shadowed text to an existing image

convert -version Version: ImageMagick 6.7.8-9 2019-02-01 Q16 http://www.imagemagick.org Copyright: Copyright (C) 1999-2012 ImageMagick Studio LLC Features: OpenMP convert logo: logo.png Worked fine. Last command failed. Note - I removed -font completely as to use the default font. Not sure if this h...
by clownpleco
2019-09-19T09:22:20-07:00
Forum: Users
Topic: Trying to add shadowed text to an existing image
Replies: 5
Views: 4584

Trying to add shadowed text to an existing image

I pulled this exact command out of the ImageMagick doc and having no luck: convert -background none -stroke black -fill white \ -font Candice -pointsize 48 label:'Sept ' \ \( +clone -background navy -shadow 80x3+3+3 \) \ -background none -compose DstOver -flatten base-t0.png convert: not authorized ...
by clownpleco
2017-08-14T14:19:07-07:00
Forum: Users
Topic: png to red/green/blue to tiff
Replies: 1
Views: 1970

png to red/green/blue to tiff

I need to convert a png file to 3 separate uncompressed tiff files that contain the red,green or blue values. The tiff files have to be 8 bit. Suggestions?
by clownpleco
2012-09-24T11:22:32-07:00
Forum: Users
Topic: How do you create a multi transparent PNG
Replies: 1
Views: 3284

How do you create a multi transparent PNG

I have 2 pngs. The first is a gray shade infrared satellite image. The second is a gray shade image representing the transparency of each individual pixel. Basically I want to make the colder clouds less transparent than the warmer clouds. 1) What should the gray shade values be set to in the transp...