Bug 988915

Summary: display finds no decode delegate for stdin
Product: [Fedora] Fedora Reporter: Richard Körber <redhat>
Component: ImageMagickAssignee: Pavel Alexeev <pahan>
Status: CLOSED NOTABUG QA Contact: Fedora Extras Quality Assurance <extras-qa>
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Version: 19CC: nmurray, pahan
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Last Closed: 2014-03-30 14:42:37 UTC Type: Bug
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Description Richard Körber 2013-07-26 17:12:49 UTC 
Description of problem:
display fails when showing an image file from stdin.

Version-Release number of selected component (if applicable):
ImageMagick-6.7.8.9-5.fc19.x86_64

How reproducible:
always

Steps to Reproduce:
1. display image.jpg
2. display < image.jpg

Actual results:
1. image.jpg is shown
2. display writes on stderr:

display: no decode delegate for this image format `/tmp/magick-nfwG92Yu' @ error/constitute.c/ReadImage/544.

Expected results:
image.jpg is shown on both steps

Additional info:
Tested with jpg and png.
It was working on Fedora 18.
Comment 1 Pavel Alexeev 2013-07-27 19:08:46 UTC 
You should provide name of file to display, for stdin you may use -.
So:
$ display - < image.jpg

works. I've test it.
Comment 2 Pavel Alexeev 2014-03-30 14:42:37 UTC 
Feel free to reopen if it is not solved yet.