16adf6de8c
This patch includes the iLBC source code for distribution with Asterisk. Clarification regarding the iLBC source code was provided by Google, and the appropriate licenses have been included in the codecs/ilbc folder. Review: https://reviewboard.asterisk.org/r/1675 Review: https://reviewboard.asterisk.org/r/1649 (closes issue: ASTERISK-18943) Reporter: Leif Madsen Tested by: Matt Jordan ........ Merged revisions 351450 from http://svn.asterisk.org/svn/asterisk/branches/1.8 ........ Merged revisions 351451 from http://svn.asterisk.org/svn/asterisk/branches/10 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@351452 65c4cc65-6c06-0410-ace0-fbb531ad65f3
81 lines
1.6 KiB
C
81 lines
1.6 KiB
C
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/******************************************************************
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iLBC Speech Coder ANSI-C Source Code
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constants.h
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Copyright (C) The Internet Society (2004).
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All Rights Reserved.
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******************************************************************/
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#ifndef __iLBC_CONSTANTS_H
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#define __iLBC_CONSTANTS_H
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#include "iLBC_define.h"
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/* ULP bit allocation */
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extern const iLBC_ULP_Inst_t ULP_20msTbl;
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extern const iLBC_ULP_Inst_t ULP_30msTbl;
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/* high pass filters */
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extern float hpi_zero_coefsTbl[];
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extern float hpi_pole_coefsTbl[];
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extern float hpo_zero_coefsTbl[];
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extern float hpo_pole_coefsTbl[];
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/* low pass filters */
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extern float lpFilt_coefsTbl[];
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/* LPC analysis and quantization */
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extern float lpc_winTbl[];
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extern float lpc_asymwinTbl[];
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extern float lpc_lagwinTbl[];
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extern float lsfCbTbl[];
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extern float lsfmeanTbl[];
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extern int dim_lsfCbTbl[];
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extern int size_lsfCbTbl[];
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extern float lsf_weightTbl_30ms[];
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extern float lsf_weightTbl_20ms[];
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/* state quantization tables */
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extern float state_sq3Tbl[];
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extern float state_frgqTbl[];
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/* gain quantization tables */
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extern float gain_sq3Tbl[];
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extern float gain_sq4Tbl[];
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extern float gain_sq5Tbl[];
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/* adaptive codebook definitions */
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extern int search_rangeTbl[5][CB_NSTAGES];
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extern int memLfTbl[];
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extern int stMemLTbl;
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extern float cbfiltersTbl[CB_FILTERLEN];
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/* enhancer definitions */
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extern float polyphaserTbl[];
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extern float enh_plocsTbl[];
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#endif
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