diff options
Diffstat (limited to 'libSBRdec/src/sbr_rom.h')
| -rw-r--r-- | libSBRdec/src/sbr_rom.h | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/libSBRdec/src/sbr_rom.h b/libSBRdec/src/sbr_rom.h new file mode 100644 index 0000000..62fc8b8 --- /dev/null +++ b/libSBRdec/src/sbr_rom.h @@ -0,0 +1,174 @@ +/**************************************************************************** + + (C) Copyright Fraunhofer IIS (2004) + All Rights Reserved + + Please be advised that this software and/or program delivery is + Confidential Information of Fraunhofer and subject to and covered by the + + Fraunhofer IIS Software Evaluation Agreement + between Google Inc. and Fraunhofer + effective and in full force since March 1, 2012. + + You may use this software and/or program only under the terms and + conditions described in the above mentioned Fraunhofer IIS Software + Evaluation Agreement. Any other and/or further use requires a separate agreement. + + + This software and/or program is protected by copyright law and international + treaties. Any reproduction or distribution of this software and/or program, + or any portion of it, may result in severe civil and criminal penalties, and + will be prosecuted to the maximum extent possible under law. + + $Id$ + +*******************************************************************************/ +/*! +\file +\brief Declaration of constant tables +$Revision: 36841 $ +*/ +#ifndef __rom_H +#define __rom_H + +#include "sbrdecoder.h" +#include "env_extr.h" +#include "qmf.h" + +#define INV_INT_TABLE_SIZE 49 +#define SBR_NF_NO_RANDOM_VAL 512 /*!< Size of random number array for noise floor */ + +/* + Frequency scales +*/ +extern const UCHAR FDK_sbrDecoder_sbr_start_freq_16[16]; +extern const UCHAR FDK_sbrDecoder_sbr_start_freq_22[16]; +extern const UCHAR FDK_sbrDecoder_sbr_start_freq_24[16]; +extern const UCHAR FDK_sbrDecoder_sbr_start_freq_32[16]; +extern const UCHAR FDK_sbrDecoder_sbr_start_freq_40[16]; +extern const UCHAR FDK_sbrDecoder_sbr_start_freq_44[16]; +extern const UCHAR FDK_sbrDecoder_sbr_start_freq_48[16]; + +/* + Low-Power-Profile Transposer +*/ +#define NUM_WHFACTOR_TABLE_ENTRIES 9 +extern const USHORT FDK_sbrDecoder_sbr_whFactorsIndex[NUM_WHFACTOR_TABLE_ENTRIES]; +extern const FIXP_DBL FDK_sbrDecoder_sbr_whFactorsTable[NUM_WHFACTOR_TABLE_ENTRIES][6]; + + + +/* + Envelope Adjustor +*/ +extern const FIXP_SGL FDK_sbrDecoder_sbr_limGains_m[4]; +extern const UCHAR FDK_sbrDecoder_sbr_limGains_e[4]; +extern const FIXP_SGL FDK_sbrDecoder_sbr_limiterBandsPerOctaveDiv4[4]; +extern const FIXP_SGL FDK_sbrDecoder_sbr_smoothFilter[4]; +extern const FIXP_SGL FDK_sbrDecoder_sbr_randomPhase[SBR_NF_NO_RANDOM_VAL][2]; +extern const FIXP_SGL harmonicPhaseX [2][4]; + +/* + Envelope Extractor +*/ +extern const int FDK_sbrDecoder_envelopeTable_8 [8][5]; +extern const int FDK_sbrDecoder_envelopeTable_15 [15][6]; +extern const int FDK_sbrDecoder_envelopeTable_16 [16][6]; + +extern const FRAME_INFO FDK_sbrDecoder_sbr_frame_info1_15; +extern const FRAME_INFO FDK_sbrDecoder_sbr_frame_info2_15; +extern const FRAME_INFO FDK_sbrDecoder_sbr_frame_info4_15; +extern const FRAME_INFO FDK_sbrDecoder_sbr_frame_info8_15; + +extern const FRAME_INFO FDK_sbrDecoder_sbr_frame_info1_16; +extern const FRAME_INFO FDK_sbrDecoder_sbr_frame_info2_16; +extern const FRAME_INFO FDK_sbrDecoder_sbr_frame_info4_16; +extern const FRAME_INFO FDK_sbrDecoder_sbr_frame_info8_16; + +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_EnvLevel10T[120][2]; +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_EnvLevel10F[120][2]; +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_EnvBalance10T[48][2]; +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_EnvBalance10F[48][2]; +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_EnvLevel11T[62][2]; +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_EnvLevel11F[62][2]; +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_EnvBalance11T[24][2]; +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_EnvBalance11F[24][2]; +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_NoiseLevel11T[62][2]; +extern const SCHAR FDK_sbrDecoder_sbr_huffBook_NoiseBalance11T[24][2]; + + +/* + Parametric stereo +*/ + + +extern const FIXP_DBL decayScaleFactTable[NO_QMF_CHANNELS]; + +/* FIX_BORDER can have 0, 1, 2, 4 envelops */ +extern const UCHAR FDK_sbrDecoder_aFixNoEnvDecode[4]; + +/* IID & ICC Huffman codebooks */ +extern const SCHAR aBookPsIidTimeDecode[28][2]; +extern const SCHAR aBookPsIidFreqDecode[28][2]; +extern const SCHAR aBookPsIccTimeDecode[14][2]; +extern const SCHAR aBookPsIccFreqDecode[14][2]; + +/* IID-fine Huffman codebooks */ + +extern const SCHAR aBookPsIidFineTimeDecode[60][2]; +extern const SCHAR aBookPsIidFineFreqDecode[60][2]; + +/* the values of the following 3 tables are shiftet right by 1 ! */ +extern const FIXP_DBL ScaleFactors[NO_IID_LEVELS]; +extern const FIXP_DBL ScaleFactorsFine[NO_IID_LEVELS_FINE]; +extern const FIXP_DBL Alphas[NO_ICC_LEVELS]; + +#if defined(ARCH_PREFER_MULT_32x16) +extern const FIXP_SGL aAllpassLinkDecaySer[NO_SERIAL_ALLPASS_LINKS]; +extern const FIXP_SGL aaFractDelayPhaseFactorReQmf[NO_QMF_CHANNELS]; +extern const FIXP_SGL aaFractDelayPhaseFactorImQmf[NO_QMF_CHANNELS]; +extern const FIXP_SGL aaFractDelayPhaseFactorReSubQmf20[NO_SUB_QMF_CHANNELS]; +extern const FIXP_SGL aaFractDelayPhaseFactorImSubQmf20[NO_SUB_QMF_CHANNELS]; + +extern const FIXP_SGL aaFractDelayPhaseFactorSerReQmf[NO_QMF_CHANNELS][NO_SERIAL_ALLPASS_LINKS]; +extern const FIXP_SGL aaFractDelayPhaseFactorSerImQmf[NO_QMF_CHANNELS][NO_SERIAL_ALLPASS_LINKS]; +extern const FIXP_SGL aaFractDelayPhaseFactorSerReSubQmf20[NO_SUB_QMF_CHANNELS][NO_SERIAL_ALLPASS_LINKS]; +extern const FIXP_SGL aaFractDelayPhaseFactorSerImSubQmf20[NO_SUB_QMF_CHANNELS][NO_SERIAL_ALLPASS_LINKS]; + +extern const FIXP_SGL p8_13_20[13]; +extern const FIXP_SGL p2_13_20[13]; + +#else +extern const FIXP_DBL aAllpassLinkDecaySer[NO_SERIAL_ALLPASS_LINKS]; +extern const FIXP_DBL aaFractDelayPhaseFactorReQmf[NO_QMF_CHANNELS]; +extern const FIXP_DBL aaFractDelayPhaseFactorImQmf[NO_QMF_CHANNELS]; +extern const FIXP_DBL aaFractDelayPhaseFactorReSubQmf20[NO_SUB_QMF_CHANNELS]; +extern const FIXP_DBL aaFractDelayPhaseFactorImSubQmf20[NO_SUB_QMF_CHANNELS]; + +extern const FIXP_DBL aaFractDelayPhaseFactorSerReQmf[NO_QMF_CHANNELS][NO_SERIAL_ALLPASS_LINKS]; +extern const FIXP_DBL aaFractDelayPhaseFactorSerImQmf[NO_QMF_CHANNELS][NO_SERIAL_ALLPASS_LINKS]; +extern const FIXP_DBL aaFractDelayPhaseFactorSerReSubQmf20[NO_SUB_QMF_CHANNELS][NO_SERIAL_ALLPASS_LINKS]; +extern const FIXP_DBL aaFractDelayPhaseFactorSerImSubQmf20[NO_SUB_QMF_CHANNELS][NO_SERIAL_ALLPASS_LINKS]; + +extern const FIXP_DBL p8_13_20[13]; +extern const FIXP_DBL p2_13_20[13]; +#endif + +extern const UCHAR aAllpassLinkDelaySer[3]; +extern const UCHAR delayIndexQmf[NO_QMF_CHANNELS]; +extern const UCHAR groupBorders20[NO_IID_GROUPS + 1]; +extern const UCHAR groupBorders34[NO_IID_GROUPS_HI_RES + 1]; +extern const UCHAR bins2groupMap20[NO_IID_GROUPS]; +extern const UCHAR quantizedIIDs[NO_IID_STEPS]; +extern const UCHAR quantizedIIDsFine[NO_IID_STEPS_FINE]; +extern const UCHAR FDK_sbrDecoder_aNoIidBins[3]; +extern const UCHAR FDK_sbrDecoder_aNoIccBins[3]; + + +/* Lookup tables for some arithmetic functions */ + +#define INV_TABLE_BITS 8 +#define INV_TABLE_SIZE (1<<INV_TABLE_BITS) +extern const FIXP_SGL FDK_sbrDecoder_invTable[INV_TABLE_SIZE]; + +#endif // __rom_H |