"Warning: recursive semaphore lock detected!" ???

Questions and postings pertaining to the usage of ImageMagick regardless of the interface. This includes the command-line utilities, as well as the C and C++ APIs. Usage questions are like "How do I use ImageMagick to create drop shadows?".
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magick
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Re: "Warning: recursive semaphore lock detected!" ???

Post by magick »

You are out of memory. Try this instead:

convert -limit memory 0 -limit map 0 ./*.jpg -resize 250x250\>

If you are using ImageMagick 6.3.5-9 apply patch discussed here: viewtopic.php?f=4&t=9767
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