| -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/bv32cnst.h b/rcaudio/bv32cnst.h new file mode 100644 index 0000000..ec733b3 --- a/dev/null +++ b/rcaudio/bv32cnst.h @@ -0,0 +1,152 @@ +/*****************************************************************************/ +/* 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. */ +/*****************************************************************************/ + + +/***************************************************************************** + bv32cnst.h : BV32 constants + + $Log$ +******************************************************************************/ + +#ifndef BV32CNST_H +#define BV32CNST_H + +/* ----- Basic Codec Parameters ----- */ +#define SF 16 /* input Sampling Frequency (in kHz) */ +#define FRSZ 80 /* the FRame SiZe */ +#define MAXPP 265 /* MAXimum Pitch Period */ +#define MINPP 10 /* Half of MINimum Pitch Period */ +#define NSF 2 /* number of subframes per frame */ +#define PWSZ 240 /* Pitch analysis Window SiZe for 8 kHz lowband */ +#define SFRSZ (FRSZ/NSF) /* SubFrame SiZe */ +#define WINSZ 160 /* Half of lpc analysis WINdow SiZe */ +#define MAXPP1 (MAXPP+1) /* Half of MAXimum Pitch Period + 1a */ + +/* NFC VQ coding parameters */ +#define VDIM 4 /* excitation vector dimension */ +#define CBSZ 32 /* codebook size */ +#define PPCBSZ 32 +#define LGPORDER 16 /* Log-Gain Predictor OODER */ +#define LGPECBSZ 32 /* Log-Gain Prediction Error CodeBook SiZe */ +#define LSPPORDER 8 /* LSP MA Predictor ORDER */ +#define LSPECBSZ1 128 /* codebook size of 1st-stage LSP VQ */ +#define SVD1 3 /* split VQ dimension 1 */ +#define LSPECBSZ21 32 /* codebook size of 2nd-stage LSP split VQ */ +#define SVD2 5 /* split VQ dimension 2 */ +#define LSPECBSZ22 32 /* codebook size of 2nd stage LSP split VQ */ + +#define NVPSF (FRSZ/VDIM) +#define NVPSSF (SFRSZ/VDIM) + +/* Packetloss Concealment */ +#define ScPLCGmin 0.1f +#define ScPLCGmax 0.9f +#define PePLCGmin 0.5f +#define PePLCGmax 0.9f +#define ScPLCG_b ((ScPLCGmin-ScPLCGmax)/(PePLCGmax-PePLCGmin)) +#define ScPLCG_a (ScPLCGmin-ScPLCG_b*PePLCGmax) +#define HoldPLCG 8 +#define AttnPLCG 50 +#define AttnFacPLCG (1.0f/(Float)AttnPLCG) + +/* Pre-emphasis filter coefficients */ +#define PEAPFC 0.75f +#define PEAZFC 0.5f + +#define INVSFRSZ (1.0f/(Float)SFRSZ) +#define FECNSF 2 /* number of FEC subframes per frame */ + +#define Minlg -2.0f /* minimum log-gain */ +#define TMinlg 0.25f /* minimum linear gain */ +#define GPO 16 /* order of MA prediction */ + +/* Level Estimation */ +#define estl_alpha (8191.0f/8192.0f) +#define estl_beta (1023.0f/1024.0f) +#define estl_beta1 (1.0f-estl_beta) +#define estl_a (511.0f/512.0f) +#define estl_a1 (1-estl_a) +#define estl_TH 0.2f + +/* Log-Gain Limitation */ +#define LGLB -24 /* Log-Gain Lower Bound */ +#define GCLB -8 /* Log-Gain Change Lower Bound */ +#define NGB 18 /* Number of Gain Bins */ +#define NGCB 11 /* Number of Gain Change Bins */ +#define MinE -2.0 + +#define PFO 1 /* preemphasis filter order */ + +#define LTMOFF MAXPP1 /* Long-Term filter Memory OFFset */ + +/* Parameters related to the gain decoder trap */ +#define NCLGLIM_TRAPPED 50 /* 0.125 sec */ +#define LEVEL_CONVERGENCE_TIME 100 /* 0.25 sec */ + +/* front-end highpass filter */ +#define HPO 2 /* High-pass filter order */ + +/* lpc weighting filter */ +#define LTWFL 0.5f + +/* Minimum gain threshold */ +#define TMinE (SFRSZ*0.25f) + +/* coarse pitch search */ +#define cpp_Qvalue 3 +#define cpp_scale (1<<cpp_Qvalue) + +/* ------ Decimation Parameters ----- */ +#define DECF 8 /* DECimation Factor for coarse pitch period search */ +#define FRSZD (FRSZ/DECF) /* FRame SiZe in DECF:1 lowband domain */ +#define MAXPPD (MAXPP/DECF) /* MAX Pitch in DECF:1, if MAXPP!=4n, ceil() */ +#define MINPPD ((int) (MINPP/DECF)) /* MINimum Pitch Period in DECF:1 */ +#define PWSZD (PWSZ/DECF) /* Pitch ana. Window SiZe in DECF:1 domain */ +#define DFO 4 +#define MAXPPD1 (MAXPPD+1) +#define LXD (MAXPPD1+PWSZD) +#define XDOFF (LXD-FRSZD) +#define HMAXPPD (MAXPPD/2) +#define M1 (MINPPD-1) +#define M2 MAXPPD1 +#define HDECF (DECF/2) +#define INVDECF (1.0F/(float)(DECF)) /* INVerse of DECF (decimation factor) */ + +/* coarse pitch */ +#define MPTH4 0.3f /* value to use for MPTH[] with index >= 4 */ +#define DEVTH 0.25f /* pitch period DEViation THreshold */ +#define TH1 0.73f /* first threshold for cor*cor/energy */ +#define TH2 0.4f /* second threshold for cor*cor/energy */ +#define LPTH1 0.78f /* Last Pitch cor*cor/energy THreshold 1 */ +#define LPTH2 0.43f /* Last Pitch cor*cor/energy THreshold 2 */ +#define MPDTH 0.06f /* Multiple Pitch Deviation THreshold */ +#define SMDTH 0.095f /* Sub-Multiple pitch Deviation THreshold */ +#define SMDTH1 (1.0f-SMDTH) +#define SMDTH2 (1.0f+SMDTH) +#define MPR1 (1.0f-MPDTH) /* Multiple Pitch Range lower threshold */ +#define MPR2 (1.0f+MPDTH) /* Multiple Pitch Range upper threshold */ +#define MAX_NPEAKS 7 + +/* buffer offset and length */ +#define XOFF MAXPP1 /* offset for x() frame */ +#define LX (XOFF+FRSZ) /* Length of x() buffer */ + +#endif + |