Questions and postings pertaining to the development of ImageMagick, feature enhancements, and ImageMagick internals. ImageMagick source code and algorithms are discussed here. Usage questions which are too arcane for the normal user list should also be posted here.
The -thumbnail will resize the image and also remove any profiles so that you get a small file size.
If you want to resize the image but not necessarily as a thumbnail, use -resize instead of -thumbnail.
Pete
Sorry, my ISP shutdown all personal webspace so my MagickWand Examples in C is offline.
See my message in this topic for a link to a zip of all the files.