Working codec2 support

libs/libcodec2/src/sine.h

@@ -0,0 +1,40 @@
+/*---------------------------------------------------------------------------*\
+                                                                             
+  FILE........: sine.h
+  AUTHOR......: David Rowe                                                          
+  DATE CREATED: 1/11/94
+                                                                             
+  Header file for sinusoidal analysis and synthesis functions.
+                                                                             
+\*---------------------------------------------------------------------------*/
+
+/*
+  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, write to the Free Software
+  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __SINE__
+#define __SINE__
+
+void make_analysis_window(float w[], COMP W[]);
+void dft_speech(COMP Sw[], float Sn[], float w[]);
+void two_stage_pitch_refinement(MODEL *model, COMP Sw[]);
+void estimate_amplitudes(MODEL *model, COMP Sw[], COMP W[]);
+float est_voicing_mbe(MODEL *model, COMP Sw[], COMP W[], float f0, COMP Sw_[]);
+void make_synthesis_window(float Pn[]);
+void synthesise(float Sn_[], MODEL *model, float Pn[], int shift);
+
+#endif