91d91eac0d
The CmdPipeWriter::Terminated signal is used to trigger the FileWritten callback, which invokes ExportGraphBuilder::Encoder::copy_files Encoder::filenames must not be destroyed before the callback arrives. This is now guaranteed by the Encoder d'tor waiting for for the encode process to terminate.
Please see the Ardour web site at https://ardour.org/ for all documentation..
For information on building ardour:
https://ardour.org/development.html