svn co https://svn.janelia.org/penglab/projects/vaa3d_tools/released_plugins/v3d_plugins/rotateimg90

   Usage : v3d -x rotate -f <func> -i <inimg_file> -o <outimg_file>

     func    rotate function type: 'left90' for rotate left 90 degrees in XY plane, 
                                   'right90' for rotate right 90 degrees in XY plane,
                                   'xy180' for rotate 180 degrees in XY plane

   e.g. v3d -x rotate -f left90 -i input.raw -o output.raw