DICOM @ OFFIS

I'm trying to install DCMTK today, and happened to have noticed that DCMTK comes with its own libcharls under folder ${DCMTK_DIR}/dcmjpls/libcharls. However, I've ALREADY installed my own CHARLS downloaded from https://github.com/team-charls/charls , which brings me a conflict. It looks these 2 pack...

Hi, all: I'm trying to display how DICOM images look like. 1) I downloaded some sample images from http://www.osirix-viewer.com/datasets/ after extraction, in each subfolder, there are a bunch of .dcm files, but I can't see the contents of the thumbnails. 2) I installed some free DICOM image viewers...