Search found 5 matches

by vmartin
2017-04-01T14:07:36-07:00
Forum: Users
Topic: .jpg to .rgb, -colorspace vs. -set colorspace
Replies: 4
Views: 3770

Re: .jpg to .rgb, -colorspace vs. -set colorspace

Sorry, meant to include in the question

Code: Select all

Version: ImageMagick 7.0.5-4 Q16 x86_64 2017-04-01 http://www.imagemagick.org
MV
by vmartin
2017-04-01T11:56:33-07:00
Forum: Users
Topic: .jpg to .rgb, -colorspace vs. -set colorspace
Replies: 4
Views: 3770

.jpg to .rgb, -colorspace vs. -set colorspace

I have an sRGB-encoded JPEG image. I would like to convert it to "RGB" format, i.e., pure image data in R-G-B triplets with no headers, etc. In addition, I would like to convert it in two ways, one so that the R-G-B output is sRGB-encoded, and one so that the R-G-B output is linear. To convert to ...
by vmartin
2017-04-01T11:38:53-07:00
Forum: Users
Topic: JPEG colorspace confusion
Replies: 3
Views: 2659

Re: JPEG colorspace confusion

After upgrading to

Code: Select all

Version: ImageMagick 7.0.5-4 Q16 x86_64 2017-04-01 http://www.imagemagick.org
ColorSpace is reported as sRGB as expected

Thanks again
MV
by vmartin
2017-04-01T10:09:57-07:00
Forum: Users
Topic: JPEG colorspace confusion
Replies: 3
Views: 2659

Re: JPEG colorspace confusion

Thanks for the quick reply.

I am using the default package version from Ubuntu 12.04:

Code: Select all

  Version: ImageMagick 6.6.9-7 2017-03-14 Q16 http://www.imagemagick.org
I see that is indeed quite old. I will upgrade and try again.

MV
by vmartin
2017-04-01T09:35:14-07:00
Forum: Users
Topic: JPEG colorspace confusion
Replies: 3
Views: 2659

JPEG colorspace confusion

Let's say I have two JPEG images $ identify -verbose one.jpg Image: one.jpg Format: JPEG (Joint Photographic Experts Group JFIF format) Class: DirectClass Geometry: 3264x2448+0+0 Resolution: 72x72 Print size: 45.3333x34 Units: PixelsPerInch Type: TrueColor Endianess: Undefined Colorspace: RGB Depth ...