diff options
Diffstat (limited to 'src/libspeex/quant_lsp.h')
-rw-r--r-- | src/libspeex/quant_lsp.h | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/src/libspeex/quant_lsp.h b/src/libspeex/quant_lsp.h deleted file mode 100644 index 3bf4d402..00000000 --- a/src/libspeex/quant_lsp.h +++ /dev/null @@ -1,74 +0,0 @@ -/* Copyright (C) 2002 Jean-Marc Valin */ -/** - @file quant_lsp.h - @brief LSP vector quantization -*/ -/* - 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 QUANT_LSP_H -#define QUANT_LSP_H - -#include <speex/speex_bits.h> -#include "arch.h" - -#define MAX_LSP_SIZE 20 - -#define NB_CDBK_SIZE 64 -#define NB_CDBK_SIZE_LOW1 64 -#define NB_CDBK_SIZE_LOW2 64 -#define NB_CDBK_SIZE_HIGH1 64 -#define NB_CDBK_SIZE_HIGH2 64 - -/*Narrowband codebooks*/ -extern const signed char cdbk_nb[]; -extern const signed char cdbk_nb_low1[]; -extern const signed char cdbk_nb_low2[]; -extern const signed char cdbk_nb_high1[]; -extern const signed char cdbk_nb_high2[]; - -/* Quantizes narrowband LSPs with 30 bits */ -void lsp_quant_nb(spx_lsp_t *lsp, spx_lsp_t *qlsp, int order, SpeexBits *bits); - -/* Decodes quantized narrowband LSPs */ -void lsp_unquant_nb(spx_lsp_t *lsp, int order, SpeexBits *bits); - -/* Quantizes low bit-rate narrowband LSPs with 18 bits */ -void lsp_quant_lbr(spx_lsp_t *lsp, spx_lsp_t *qlsp, int order, SpeexBits *bits); - -/* Decodes quantized low bit-rate narrowband LSPs */ -void lsp_unquant_lbr(spx_lsp_t *lsp, int order, SpeexBits *bits); - -/* Quantizes high-band LSPs with 12 bits */ -void lsp_quant_high(spx_lsp_t *lsp, spx_lsp_t *qlsp, int order, SpeexBits *bits); - -/* Decodes high-band LSPs */ -void lsp_unquant_high(spx_lsp_t *lsp, int order, SpeexBits *bits); - -#endif |