Split/average frames from LES trajectories.

lessplit [out <filename prefix>] [average <avg filename>] <trajout args>

[out <filename prefix>] Write split LES trajectories to <filename prefix>.X, where X is an integer.
[average <avg filename>] Write trajectory of averaged LES regions to <avg filename>.
<trajout args> Arguments for output trajectories.

Split and/or average LES trajectory. At least one of ’out’ or ’average’ must be specified. If both are specified they share <trajout args>.