diff options
Diffstat (limited to 'libspeex/lsp.h')
-rw-r--r-- | libspeex/lsp.h | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/libspeex/lsp.h b/libspeex/lsp.h deleted file mode 100644 index 6560f85..0000000 --- a/libspeex/lsp.h +++ /dev/null @@ -1,62 +0,0 @@ -/*---------------------------------------------------------------------------*\ -Original Copyright - FILE........: AK2LSPD.H - TYPE........: Turbo C header file - COMPANY.....: Voicetronix - AUTHOR......: James Whitehall - DATE CREATED: 21/11/95 - -Modified by Jean-Marc Valin - - This file contains functions for converting Linear Prediction - Coefficients (LPC) to Line Spectral Pair (LSP) and back. Note that the - LSP coefficients are not in radians format but in the x domain of the - unit circle. - -\*---------------------------------------------------------------------------*/ -/** - @file lsp.h - @brief Line Spectral Pair (LSP) functions. -*/ -/* Speex License: - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - - Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - - - Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - - Neither the name of the Xiph.org Foundation nor the names of its - contributors may be used to endorse or promote products derived from - this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR - CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -#ifndef __AK2LSPD__ -#define __AK2LSPD__ - -#include "arch.h" - -int lpc_to_lsp (spx_coef_t *a, int lpcrdr, spx_lsp_t *freq, int nb, spx_word16_t delta, char *stack); -void lsp_to_lpc(const spx_lsp_t *freq, spx_coef_t *ak, int lpcrdr, char *stack); - -/*Added by JMV*/ -void lsp_interpolate(spx_lsp_t *old_lsp, spx_lsp_t *new_lsp, spx_lsp_t *interp_lsp, int len, int subframe, int nb_subframes, spx_word16_t margin); - -#endif /* __AK2LSPD__ */ |