Robotics Service Bus » RSBag

Use events->bag, bag->events in src/commands/transform.lisp

fixes #936, refs #2562

• src/commands/transform.lisp (header): updated copyright
  (make-channel-name): removed; no longer needed
  (make-channel-type): likewise
  (make-channel-meta-data): likewise
  (transcode): likewise
  (make-channel-name t): likewise
  (make-channel-type t): likewise
  (make-channel-meta-data t): likewise
  (transcode channel channel): likewise
  (transcode bag bag): likewise
  (transcode sequence bag): likewise
  (print-transform-progress): likewise
  (command-execute transform): use `command-replay-bounds'; use
  `bag->events', `events->bag' instead of `transcode'
  (%access): new function; compute access to event slots required by
  transform and channel allocation strategy
  (clone): new class; a channel allocation strategy which clones
  channels existing in the source log file
  (ensure-channel-for t t clone): new method; clone an existing source
  channel
  (note-source-channel): new structure; wrapper for the sink function
  which can be used to capture the source channel from which a given
  event was retrieved
  (bag-events channel note-source-channel): new method; inject channel
  capturing into sink function