more general' changeset. This one splits ff_qcelp_lspf2lpc
into the QCELP-especific ff_qcelp_lspf2lpc + the more general
ff_qcelp_lspf2lpc.


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@17799 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b