Peter M. Groen / openbr

Add a function to explicitly look up a br::Object's interface via metaOb...

Use timeouts for all indefinite waits in process.cpp. On timeout, check
the state of the relevant QLocalSocket to see if it looks like the other
party is still up. On windows checking .isValid() appears to work, on
linux, checking that state != unconnected appears to work.

Due to Qt's limitations, it is necessary to have a consistent thread start
and stop a given process, but that thread does not have to be the main thread
rather, any thread in an event loop is fine.

…o change in behavior intendend)

This reverts commit 37420d7ea831113cdbf243e3aa695d1d4cbabedb.

Transform to map stasm points back into original coordinate space

since total progress can be a file size in bytes, this should really be a
64-bit number.

Soften output condition -- if FrameNumber metadata is not present, still display
progress