-t <min> - Set RGB component minimum code value (default: 0)\n\
-T <max> - Set RGB component maximum code value (default: 1023)\n\
-u - Print UL catalog to stdout\n\
- -u <URI> - ISXD (RDD47) document URI (use 'auto' to read the\n\
- namespace name from the first edit unit\n\
+ -U <URI> - ISXD (RDD47) document URI (use 'auto' to read the\n\
+ namespace name from the first edit unit)\n\
-v - Verbose, prints informative messages to stderr\n\
-W - Read input file only, do not write source file\n\
-x <int> - Horizontal subsampling degree (default: 2)\n\