- initial import

2018-06-05 11:05:37 +03:00
commit e1a4931375
4673 changed files with 1383093 additions and 0 deletions
--- a/src/libs/gsmhr/gsmhr_dtx.h
+++ b/src/libs/gsmhr/gsmhr_dtx.h
@@ -0,0 +1,62 @@
+#ifndef __DTX
+#define __DTX
+
+#include "typedefs.h"
+
+
+#define PN_INIT_SEED (int32_t)0x1091988L       /* initial seed for Comfort
+                                                 * noise pn-generator */
+
+#define CNINTPER    12                 /* inperpolation period of CN
+                                        * parameters */
+
+#define SPEECH      1
+#define CNIFIRSTSID 2
+#define CNICONT     3
+#define CNIBFI      4
+
+#define VALIDSID    11
+#define INVALIDSID  22
+#define GOODSPEECH  33
+#define UNUSABLE    44
+
+/*________________________________________________________________________
+ |                                                                        |
+ |                      Function Prototypes                               |
+ |________________________________________________________________________|
+*/
+
+void   avgCNHist(int32_t pL_R0History[],
+                        int32_t ppL_CorrHistory[OVERHANG][NP + 1],
+                        int32_t *pL_AvgdR0,
+                        int32_t pL_AvgdCorrSeq[]);
+
+  void   avgGsHistQntz(int32_t pL_GsHistory[], int32_t *pL_GsAvgd);
+
+  int16_t swComfortNoise(int16_t swVadFlag,
+                            int32_t L_UnqntzdR0, int32_t *pL_UnqntzdCorr);
+
+  int16_t getPnBits(int iBits, int32_t *L_PnSeed);
+
+  int16_t gsQuant(int32_t L_GsIn, int16_t swVoicingMode);
+
+  void   updateCNHist(int32_t L_UnqntzdR0,
+                             int32_t *pL_UnqntzdCorr,
+                             int32_t pL_R0Hist[],
+                             int32_t ppL_CorrHist[OVERHANG][NP + 1]);
+
+  void   lpcCorrQntz(int32_t pL_CorrelSeq[],
+                            int16_t pswFinalRc[],
+                            int piVQCodewds[]);
+
+  int32_t linInterpSid(int32_t L_New, int32_t L_Old, int16_t swDtxState);
+
+  int16_t linInterpSidShort(int16_t swNew,
+                                     int16_t swOld,
+                                     int16_t swDtxState);
+
+  void   rxInterpR0Lpc(int16_t *pswOldKs, int16_t *pswNewKs,
+                              int16_t swRxDTXState,
+                              int16_t swDecoMode, int16_t swFrameType);
+
+#endif