flac : Check compression ratio at end of encode process.
flac : Check compression ratio at end of encode process.

Stash the compression ratio in the EncoderSession struct and at the
end of the encode process, check if its > 1.0. Print an error message
if it is.

waitman/flac,waitman/flac,fredericgermain/flac,waitman/flac,fredericgermain/flac,waitman/flac,waitman/flac,fredericgermain/flac,fredericgermain/flac