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Diffstat (limited to 'libSBRenc/src/code_env.h')
-rw-r--r-- | libSBRenc/src/code_env.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/libSBRenc/src/code_env.h b/libSBRenc/src/code_env.h new file mode 100644 index 0000000..debcd65 --- /dev/null +++ b/libSBRenc/src/code_env.h @@ -0,0 +1,97 @@ +/**************************************************************************** + + (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 DPCM Envelope coding $Revision: 36867 $ +*/ + +#ifndef __CODE_ENV_H +#define __CODE_ENV_H + +#include "sbr_def.h" +#include "bit_sbr.h" +#include "fram_gen.h" + +typedef struct +{ + INT offset; + INT upDate; + INT nSfb[2]; + SCHAR sfb_nrg_prev[MAX_FREQ_COEFFS]; + INT deltaTAcrossFrames; + FIXP_DBL dF_edge_1stEnv; + FIXP_DBL dF_edge_incr; + INT dF_edge_incr_fac; + + + INT codeBookScfLavTime; + INT codeBookScfLavFreq; + + INT codeBookScfLavLevelTime; + INT codeBookScfLavLevelFreq; + INT codeBookScfLavBalanceTime; + INT codeBookScfLavBalanceFreq; + + INT start_bits; + INT start_bits_balance; + + + const UCHAR *hufftableTimeL; + const UCHAR *hufftableFreqL; + + const UCHAR *hufftableLevelTimeL; + const UCHAR *hufftableBalanceTimeL; + const UCHAR *hufftableLevelFreqL; + const UCHAR *hufftableBalanceFreqL; +} +SBR_CODE_ENVELOPE; +typedef SBR_CODE_ENVELOPE *HANDLE_SBR_CODE_ENVELOPE; + + + +void +FDKsbrEnc_codeEnvelope (SCHAR *sfb_nrg, + const FREQ_RES *freq_res, + SBR_CODE_ENVELOPE * h_sbrCodeEnvelope, + INT *directionVec, INT coupling, INT nEnvelopes, INT channel, + INT headerActive); + +INT +FDKsbrEnc_InitSbrCodeEnvelope (HANDLE_SBR_CODE_ENVELOPE h_sbrCodeEnvelope, + INT *nSfb, + INT deltaTAcrossFrames, + FIXP_DBL dF_edge_1stEnv, + FIXP_DBL dF_edge_incr); + +/* void deleteSbrCodeEnvelope (HANDLE_SBR_CODE_ENVELOPE h_sbrCodeEnvelope); */ + +INT +FDKsbrEnc_InitSbrHuffmanTables (struct SBR_ENV_DATA* sbrEnvData, + HANDLE_SBR_CODE_ENVELOPE henv, + HANDLE_SBR_CODE_ENVELOPE hnoise, + AMP_RES amp_res); + +#endif |