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Diffstat (limited to 'gr-vocoder/lib/codec2/globals.h')
| -rw-r--r-- | gr-vocoder/lib/codec2/globals.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/gr-vocoder/lib/codec2/globals.h b/gr-vocoder/lib/codec2/globals.h new file mode 100644 index 000000000..cef720344 --- /dev/null +++ b/gr-vocoder/lib/codec2/globals.h @@ -0,0 +1,47 @@ +/*---------------------------------------------------------------------------*\ + + FILE........: globals.h + AUTHOR......: David Rowe + DATE CREATED: 1/11/94 + + Globals for sinusoidal speech coder. + +\*---------------------------------------------------------------------------*/ + +/* + Copyright (C) 2009 David Rowe + + All rights reserved. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License version 2.1, as + published by the Free Software Foundation. This program is + distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public + License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program; if not, see <http://www.gnu.org/licenses/>. +*/ + +/* Globals used in encoder and decoder */ + +extern int frames; /* number of frames processed so far */ +extern float Sn[]; /* float input speech samples */ +extern MODEL model; /* model parameters for the current frame */ +extern int Nw; /* number of samples in analysis window */ +extern float sig; /* energy of current frame */ + +/* Globals used in encoder */ + +extern float w[]; /* time domain hamming window */ +extern COMP W[]; /* frequency domain hamming window */ +extern COMP Sw[]; /* DFT of current frame */ +extern COMP Sw_[]; /* DFT of all voiced synthesised signal */ + +/* Globals used in decoder */ + +extern float Sn_[]; /* output synthesised speech samples */ +extern float Pn[]; /* time domain Parzen (trapezoidal) window */ + |