Add iLBC codec

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@852 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 85 insertions, 0 deletions

diff --git a/codecs/ilbc/constants.h b/codecs/ilbc/constants.h
new file mode 100755
index 000000000..954d511fd
--- /dev/null
+++ b/codecs/ilbc/constants.h
@@ -0,0 +1,85 @@
+ 
+/****************************************************************** 
+ 
+    iLBC Speech Coder ANSI-C Source Code 
+ 
+    constants.h 
+ 
+    Copyright (c) 2001, 
+    Global IP Sound AB. 
+    All rights reserved. 
+ 
+******************************************************************/ 
+ 
+#ifndef __iLBC_CONSTANTS_H 
+#define __iLBC_CONSTANTS_H 
+ 
+#include "iLBC_define.h" 
+ 
+/* bit allocation */ 
+ 
+extern int lsf_bitsTbl[]; 
+extern int start_bitsTbl; 
+extern int scale_bitsTbl; 
+extern int state_bitsTbl; 
+extern int cb_bitsTbl[5][CB_NSTAGES]; 
+extern int search_rangeTbl[5][CB_NSTAGES]; 
+extern int gain_bitsTbl[];  
+ 
+/* ULP bit allocation */ 
+ 
+extern int ulp_lsf_bitsTbl[6][ULP_CLASSES+2]; 
+extern int ulp_start_bitsTbl[]; 
+extern int ulp_startfirst_bitsTbl[]; 
+extern int ulp_scale_bitsTbl[]; 
+extern int ulp_state_bitsTbl[]; 
+extern int ulp_extra_cb_indexTbl[CB_NSTAGES][ULP_CLASSES+2]; 
+extern int ulp_extra_cb_gainTbl[CB_NSTAGES][ULP_CLASSES+2]; 
+extern int ulp_cb_indexTbl[NASUB][CB_NSTAGES][ULP_CLASSES+2]; 
+extern int ulp_cb_gainTbl[NASUB][CB_NSTAGES][ULP_CLASSES+2]; 
+ 
+/* high pass filters */ 
+ 
+extern float hpi_zero_coefsTbl[]; 
+extern float hpi_pole_coefsTbl[]; 
+extern float hpo_zero_coefsTbl[]; 
+extern float hpo_pole_coefsTbl[];   
+ 
+/* low pass filters */ 
+extern float lpFilt_coefsTbl[]; 
+ 
+/* LPC analysis and quantization */ 
+ 
+extern float lpc_winTbl[]; 
+extern float lpc_asymwinTbl[]; 
+extern float lpc_lagwinTbl[]; 
+extern float lsfCbTbl[]; 
+extern float lsfmeanTbl[]; 
+extern int   dim_lsfCbTbl[]; 
+extern int   size_lsfCbTbl[]; 
+extern float lsf_weightTbl[]; 
+ 
+/* state quantization tables */ 
+ 
+extern float state_sq3Tbl[]; 
+extern float state_frgqTbl[]; 
+ 
+/* gain quantization tables */ 
+ 
+extern float gain_sq3Tbl[]; 
+extern float gain_sq4Tbl[]; 
+extern float gain_sq5Tbl[]; 
+ 
+/* adaptive codebook definitions */ 
+ 
+extern int memLfTbl[]; 
+extern int stMemLTbl; 
+extern float cbfiltersTbl[CB_FILTERLEN]; 
+ 
+/* enhancer definitions */ 
+ 
+extern float polyphaserTbl[]; 
+extern float enh_plocsTbl[]; 
+ 
+#endif 
+