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Diffstat (limited to 'libSBRenc/src/bit_sbr.h')
| -rw-r--r-- | libSBRenc/src/bit_sbr.h | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/libSBRenc/src/bit_sbr.h b/libSBRenc/src/bit_sbr.h new file mode 100644 index 0000000..1cda60b --- /dev/null +++ b/libSBRenc/src/bit_sbr.h @@ -0,0 +1,203 @@ +/**************************************************************************** + + (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 SBR bit writing $Revision: 36867 $ +*/ +#ifndef __BIT_SBR_H +#define __BIT_SBR_H + +#include "sbr_def.h" +#include "cmondata.h" +#include "fram_gen.h" + +struct SBR_ENV_DATA; + +struct SBR_BITSTREAM_DATA +{ + INT TotalBits; + INT PayloadBits; + INT FillBits; + INT HeaderActive; + INT NrSendHeaderData; /**< input from commandline */ + INT CountSendHeaderData; /**< modulo count. If < 0 then no counting is done (no SBR headers) */ +}; + +typedef struct SBR_BITSTREAM_DATA *HANDLE_SBR_BITSTREAM_DATA; + +struct SBR_HEADER_DATA +{ + AMP_RES sbr_amp_res; + INT sbr_start_frequency; + INT sbr_stop_frequency; + INT sbr_xover_band; + INT sbr_noise_bands; + INT sbr_data_extra; + INT header_extra_1; + INT header_extra_2; + INT sbr_lc_stereo_mode; + INT sbr_limiter_bands; + INT sbr_limiter_gains; + INT sbr_interpol_freq; + INT sbr_smoothing_length; + INT alterScale; + INT freqScale; + + /* + element of sbrdata + */ + SR_MODE sampleRateMode; + + /* + element of channelpairelement + */ + INT coupling; + INT prev_coupling; + + /* + element of singlechannelelement + */ + +}; +typedef struct SBR_HEADER_DATA *HANDLE_SBR_HEADER_DATA; + +struct SBR_ENV_DATA +{ + + INT sbr_xpos_ctrl; + INT freq_res_fixfix; + + + INVF_MODE sbr_invf_mode; + INVF_MODE sbr_invf_mode_vec[MAX_NUM_NOISE_VALUES]; + + XPOS_MODE sbr_xpos_mode; + + INT ienvelope[MAX_ENVELOPES][MAX_FREQ_COEFFS]; + + INT codeBookScfLavBalance; + INT codeBookScfLav; + const INT *hufftableTimeC; + const INT *hufftableFreqC; + const UCHAR *hufftableTimeL; + const UCHAR *hufftableFreqL; + + const INT *hufftableLevelTimeC; + const INT *hufftableBalanceTimeC; + const INT *hufftableLevelFreqC; + const INT *hufftableBalanceFreqC; + const UCHAR *hufftableLevelTimeL; + const UCHAR *hufftableBalanceTimeL; + const UCHAR *hufftableLevelFreqL; + const UCHAR *hufftableBalanceFreqL; + + + const UCHAR *hufftableNoiseTimeL; + const INT *hufftableNoiseTimeC; + const UCHAR *hufftableNoiseFreqL; + const INT *hufftableNoiseFreqC; + + const UCHAR *hufftableNoiseLevelTimeL; + const INT *hufftableNoiseLevelTimeC; + const UCHAR *hufftableNoiseBalanceTimeL; + const INT *hufftableNoiseBalanceTimeC; + const UCHAR *hufftableNoiseLevelFreqL; + const INT *hufftableNoiseLevelFreqC; + const UCHAR *hufftableNoiseBalanceFreqL; + const INT *hufftableNoiseBalanceFreqC; + + HANDLE_SBR_GRID hSbrBSGrid; + + INT noHarmonics; + INT addHarmonicFlag; + UCHAR addHarmonic[MAX_FREQ_COEFFS]; + + + /* calculated helper vars */ + INT si_sbr_start_env_bits_balance; + INT si_sbr_start_env_bits; + INT si_sbr_start_noise_bits_balance; + INT si_sbr_start_noise_bits; + + INT noOfEnvelopes; + INT noScfBands[MAX_ENVELOPES]; + INT domain_vec[MAX_ENVELOPES]; + INT domain_vec_noise[MAX_ENVELOPES]; + SCHAR sbr_noise_levels[MAX_FREQ_COEFFS]; + INT noOfnoisebands; + + INT balance; + AMP_RES init_sbr_amp_res; + AMP_RES currentAmpResFF; + + /* extended data */ + INT extended_data; + INT extension_size; + INT extension_id; + UCHAR extended_data_buffer[SBR_EXTENDED_DATA_MAX_CNT]; + + UCHAR ldGrid; +}; +typedef struct SBR_ENV_DATA *HANDLE_SBR_ENV_DATA; + + + +INT FDKsbrEnc_WriteEnvSingleChannelElement(struct SBR_HEADER_DATA *sbrHeaderData, + struct T_PARAMETRIC_STEREO *hParametricStereo, + struct SBR_BITSTREAM_DATA *sbrBitstreamData, + struct SBR_ENV_DATA *sbrEnvData, + struct COMMON_DATA *cmonData, + UINT sbrSyntaxFlags); + + +INT FDKsbrEnc_WriteEnvChannelPairElement(struct SBR_HEADER_DATA *sbrHeaderData, + struct T_PARAMETRIC_STEREO *hParametricStereo, + struct SBR_BITSTREAM_DATA *sbrBitstreamData, + struct SBR_ENV_DATA *sbrEnvDataLeft, + struct SBR_ENV_DATA *sbrEnvDataRight, + struct COMMON_DATA *cmonData, + UINT sbrSyntaxFlags); + + + +INT FDKsbrEnc_CountSbrChannelPairElement (struct SBR_HEADER_DATA *sbrHeaderData, + struct T_PARAMETRIC_STEREO *hParametricStereo, + struct SBR_BITSTREAM_DATA *sbrBitstreamData, + struct SBR_ENV_DATA *sbrEnvDataLeft, + struct SBR_ENV_DATA *sbrEnvDataRight, + struct COMMON_DATA *cmonData, + UINT sbrSyntaxFlags); + + + +/* debugging and tuning functions */ + +/*#define SBR_ENV_STATISTICS */ + + +/*#define SBR_PAYLOAD_MONITOR*/ + +#endif |