| -rw-r--r-- | Android.mk | 6 | ||||
| -rw-r--r-- | audio_hw.c | 135 | ||||
| -rwxr-xr-x | rcaudio/audio.bt.remote-arm.a | 6832 | ||||
| -rwxr-xr-x | rcaudio/audio.bt.remote-arm64.a | 4622 | ||||
| -rw-r--r-- | rcaudio/bitpack.h | 35 | ||||
| -rw-r--r-- | rcaudio/bv32.h | 47 | ||||
| -rw-r--r-- | rcaudio/bv32cnst.h | 152 | ||||
| -rw-r--r-- | rcaudio/bv32strct.h | 93 | ||||
| -rw-r--r-- | rcaudio/bvcommon.h | 102 | ||||
| -rw-r--r-- | rcaudio/def.h | 30 | ||||
| -rw-r--r-- | rcaudio/dvi_adpcm.h | 17 | ||||
| -rw-r--r-- | rcaudio/huitong_audio.h | 152 | ||||
| -rw-r--r-- | rcaudio/huitong_log.h | 4 | ||||
| -rw-r--r-- | rcaudio/mainSBC.h | 3 | ||||
| -rw-r--r-- | rcaudio/opus.h | 986 | ||||
| -rw-r--r-- | rcaudio/opus_defines.h | 766 | ||||
| -rw-r--r-- | rcaudio/opus_types.h | 159 | ||||
| -rw-r--r-- | rcaudio/ti_audio.h | 15 | ||||
| -rw-r--r-- | rcaudio/typedef.h | 33 |
19 files changed, 14154 insertions, 35 deletions
diff --git a/rcaudio/bvcommon.h b/rcaudio/bvcommon.h new file mode 100644 index 0000000..1316d84 --- a/dev/null +++ b/rcaudio/bvcommon.h @@ -0,0 +1,102 @@ +/*****************************************************************************/ +/* BroadVoice(R)32 (BV32) Floating-Point ANSI-C Source Code */ +/* Revision Date: October 5, 2012 */ +/* Version 1.2 */ +/*****************************************************************************/ + +/*****************************************************************************/ +/* Copyright 2000-2012 Broadcom Corporation */ +/* */ +/* This software is provided under the GNU Lesser General Public License, */ +/* version 2.1, as published by the Free Software Foundation ("LGPL"). */ +/* This program is distributed in the hope that it will be useful, but */ +/* WITHOUT ANY SUPPORT OR WARRANTY; without even the implied warranty of */ +/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the LGPL for */ +/* more details. A copy of the LGPL is available at */ +/* http://www.broadcom.com/licenses/LGPLv2.1.php, */ +/* or by writing to the Free Software Foundation, Inc., */ +/* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/*****************************************************************************/ + + +/***************************************************************************** + bvcommon.h : Common #defines and prototypes + + $Log$ +******************************************************************************/ + +#ifndef BVCOMMON_H +#define BVCOMMON_H + +/* Function Prototypes */ + + +void pp3dec( +short idx, +Float *b); + +void apfilter( + Float *a, /* (i) a[m+1] prediction coefficients (m=10) */ + int m, /* (i) LPC order */ + Float *x, /* (i) input signal */ + Float *y, /* (o) output signal */ + int lg, /* (i) size of filtering */ + Float *mem, /* (i/o) input memory */ + short update);/* (i) flag for memory update */ + +void azfilter( + Float *a, /* (i) prediction coefficients */ + int m, /* (i) LPC order */ + Float *x, /* (i) input signal vector */ + Float *y, /* (o) output signal vector */ + int lg, /* (i) size of filtering */ + Float *mem, /* (i/o) filter memory before filtering */ + short update); /* (i) flag for memory update */ + +void Autocor( +Float *r, /* (o) : Autocorrelations */ +Float *x, /* (i) : Input signal */ +Float *window, /* (i) : LPC Analysis window */ +int l_window,/* (i) : window length */ +int m); /* (i) : LPC order */ + +void Levinson( +Float *r, /* (i): autocorrelation coefficients */ +Float *a, /* (o): LPC coefficients */ +Float *old_a, /* (i/o): LPC coefficients of previous frame */ +int m); /* (i): LPC order */ + +void a2lsp( +Float pc[], /* (i) input the np+1 predictor coeff. */ +Float lsp[], /* (o) line spectral pairs */ +Float old_lsp[]); /* (i/o) old lsp[] (in case not found 10 roots) */ + +void lsp2a( +Float *lsp, /* (i) LSP vector */ +Float *a); /* (o) LPC coefficients */ + +void stblz_lsp(Float *lsp, int order); +int stblchck(Float *x, int vdim); + +/* LPC to LSP Conversion */ +extern Float grid[]; + +/* LPC bandwidth expansion */ +extern Float bwel[]; + +/* LPC WEIGHTING FILTER */ +extern Float STWAL[]; + +/* ----- Basic Codec Parameters ----- */ +#define LPCO 8 /* LPC Order */ +#define Ngrd 60 /* LPC to LSP Conversion */ + +#define LSPMIN 0.00150f /* minimum lsp frequency, 6/12 Hz for BV16/BV32 */ +#define LSPMAX 0.99775f /* maximum lsp frequency, 3991/7982 Hz for BV16/BV32 */ +#define DLSPMIN 0.01250f /* minimum lsp spacing, 50/100 Hz for BV16/BV32 */ +#define STBLDIM 3 /* dimension of stability enforcement */ + +extern Float pp9cb[]; + +#endif /* BVCOMMON_H */ + |