Fraunhofer AAC codec.

License boilerplate update to follow.

Change-Id: I2810460c11a58b6d148d84673cc031f3685e79b5

1 files changed, 171 insertions, 0 deletions

diff --git a/libSBRenc/src/sbr_ram.h b/libSBRenc/src/sbr_ram.h
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+++ b/libSBRenc/src/sbr_ram.h
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+/****************************************************************************
+
+                     (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 Memory layout
+$Revision: 36847 $
+*/
+#ifndef __SBR_RAM_H
+#define __SBR_RAM_H
+
+#include "sbr_def.h"
+#include "env_est.h"
+#include "sbr_encoder.h"
+#include "sbr.h"
+
+
+
+#include "ps_main.h"
+#include "ps_encode.h"
+
+
+#define ENV_TRANSIENTS_BYTE  ( (sizeof(FIXP_DBL)*(MAX_NUM_CHANNELS*3*QMF_MAX_TIME_SLOTS)) )
+
+#define ENV_R_BUFF_BYTE      ( (sizeof(FIXP_DBL)*((QMF_MAX_TIME_SLOTS) * QMF_CHANNELS)) )
+#define ENV_I_BUFF_BYTE      ( (sizeof(FIXP_DBL)*((QMF_MAX_TIME_SLOTS) * QMF_CHANNELS)) )
+
+#define Y_BUF_CH_BYTE        ( (sizeof(FIXP_DBL)*QMF_MAX_TIME_SLOTS * QMF_CHANNELS) )
+
+#define ENV_R_BUF_PS_BYTE    ( (sizeof(FIXP_DBL)*QMF_MAX_TIME_SLOTS * QMF_CHANNELS / 2) )
+#define ENV_I_BUF_PS_BYTE    ( (sizeof(FIXP_DBL)*QMF_MAX_TIME_SLOTS * QMF_CHANNELS / 2) )
+
+#define TON_BUF_CH_BYTE      ( (sizeof(FIXP_DBL)*(MAX_NO_OF_ESTIMATES*MAX_FREQ_COEFFS)) )
+
+#define Y_2_BUF_BYTE         ( Y_BUF_CH_BYTE>>1 )
+
+
+/* Workbuffer RAM - Allocation */
+/*
+ ++++++++++++++++++++++++++++++++++++++++++++++++++++
+ |        OFFSET_NRG      |        OFFSET_QMF       |
+ ++++++++++++++++++++++++++++++++++++++++++++++++++++
+  --------------------------------------------------
+ |         0.5 *          |                         |
+ | sbr_envYBuffer_size    |     sbr_envRBuffer      |
+ |                        |     sbr_envIBuffer      |
+  --------------------------------------------------
+
+*/
+  #define BUF_NRG_SIZE   ( (MAX_NUM_CHANNELS * Y_2_BUF_BYTE) )
+
+  #define OFFSET_NRG         ( 0 )
+  #define OFFSET_QMF         ( OFFSET_NRG + BUF_NRG_SIZE )
+
+  /* if common dynamic memory used in AAC-core and SBR, find out maximal size of
+     SCR buffer (see XX in figure above) */
+  /* Only PS required holding 2 channel QMF data. AAC_WK_BUF_SIZE_0 must fit into this buffer. */
+  #define BUF_QMF_SIZE  ( 2*(ENV_R_BUFF_BYTE + ENV_I_BUFF_BYTE) )
+
+  /* Size of the shareable memory region than can be reused */
+  #define SBR_ENC_DYN_RAM_SIZE  ( BUF_NRG_SIZE + BUF_QMF_SIZE )
+
+/*
+ *****************************************************************************************************
+ */
+
+  H_ALLOC_MEM(Ram_SbrDynamic_RAM, FIXP_DBL)
+
+  H_ALLOC_MEM(Ram_SbrEncoder, SBR_ENCODER)
+  H_ALLOC_MEM(Ram_SbrChannel, SBR_CHANNEL)
+  H_ALLOC_MEM(Ram_SbrElement, SBR_ELEMENT)
+
+  H_ALLOC_MEM(Ram_Sbr_quotaMatrix, FIXP_DBL)
+  H_ALLOC_MEM(Ram_Sbr_signMatrix, INT)
+
+  H_ALLOC_MEM(Ram_Sbr_QmfStatesAnalysis, FIXP_QAS)
+
+  H_ALLOC_MEM(Ram_Sbr_freqBandTableLO, UCHAR)
+  H_ALLOC_MEM(Ram_Sbr_freqBandTableHI, UCHAR)
+  H_ALLOC_MEM(Ram_Sbr_v_k_master, UCHAR)
+
+  H_ALLOC_MEM(Ram_Sbr_detectionVectors, UCHAR)
+  H_ALLOC_MEM(Ram_Sbr_prevEnvelopeCompensation, UCHAR)
+  H_ALLOC_MEM(Ram_Sbr_guideScfb, UCHAR)
+  H_ALLOC_MEM(Ram_Sbr_guideVectorDetected, UCHAR)
+
+  /* Dynamic Memory Allocation */
+
+  H_ALLOC_MEM(Ram_Sbr_envYBuffer, FIXP_DBL)
+  FIXP_DBL* GetRam_Sbr_envYBuffer (int n, UCHAR* dynamic_RAM);
+  FIXP_DBL* GetRam_Sbr_envRBuffer (int n, UCHAR* dynamic_RAM);
+  FIXP_DBL* GetRam_Sbr_envIBuffer (int n, UCHAR* dynamic_RAM);
+
+  H_ALLOC_MEM(Ram_Sbr_guideVectorDiff, FIXP_DBL)
+  H_ALLOC_MEM(Ram_Sbr_guideVectorOrig, FIXP_DBL)
+
+
+  H_ALLOC_MEM(Ram_PsEnvRBuffer, FIXP_QMF)
+  H_ALLOC_MEM(Ram_PsEnvIBuffer, FIXP_QMF)
+
+  H_ALLOC_MEM(Ram_PsQmfStatesSynthesis, FIXP_DBL)
+  H_ALLOC_MEM(Ram_PsQmfNewSamples, FIXP_DBL)
+
+  H_ALLOC_MEM(Ram_PsEncConf, PSENC_CONFIG)
+  H_ALLOC_MEM(Ram_PsEncode, PS_ENCODE)
+  H_ALLOC_MEM(Ram_PsData, PS_DATA)
+
+#define HYBRID_READ_OFFSET       ( 10 )
+#define HYBRID_WRITE_OFFSET      ( ((32)>>1)-6 )
+
+#define HYBRID_DATA_READ_OFFSET  ( 0 )
+#define QMF_READ_OFFSET          ( 0 )
+
+  H_ALLOC_MEM(Ram_PsRqmf, FIXP_DBL)
+  H_ALLOC_MEM(Ram_PsIqmf, FIXP_DBL)
+  FIXP_DBL* FDKsbrEnc_SliceRam_PsRqmf (FIXP_DBL* rQmfData, UCHAR* dynamic_RAM, int n, int i, int qmfSlots);
+  FIXP_DBL* FDKsbrEnc_SliceRam_PsIqmf (FIXP_DBL* iQmfData, UCHAR* dynamic_RAM, int n, int i, int qmfSlots);
+
+  H_ALLOC_MEM(Ram_PsQmfData, PS_QMF_DATA)
+  H_ALLOC_MEM(Ram_PsChData, PS_CHANNEL_DATA)
+
+  H_ALLOC_MEM(Ram_ParamStereo, PARAMETRIC_STEREO)
+  H_ALLOC_MEM(Ram_PsOut, PS_OUT)
+
+  /*  HYBRID  */
+  H_ALLOC_MEM(Ram_PsHybFFT, FIXP_DBL)
+
+  H_ALLOC_MEM(Ram_HybData, PS_HYBRID_DATA)
+  H_ALLOC_MEM(Ram_PsRhyb, FIXP_DBL)
+  H_ALLOC_MEM(Ram_PsIhyb, FIXP_DBL)
+
+  H_ALLOC_MEM(Ram_PsHybConfig, PS_HYBRID_CONFIG)
+  H_ALLOC_MEM(Ram_PsHybrid, PS_HYBRID)
+
+  FIXP_DBL* psMqmfBufferRealInit (INT ch, INT i);
+  FIXP_DBL* psMqmfBufferImagInit (INT ch, INT i);
+
+
+  /* working buffer */
+  H_ALLOC_MEM(Ram_PsHybWkReal, FIXP_DBL)
+  H_ALLOC_MEM(Ram_PsHybWkImag, FIXP_DBL)
+
+  H_ALLOC_MEM(Ram_PsMtmpReal, FIXP_DBL)
+  H_ALLOC_MEM(Ram_PsMtmpImag, FIXP_DBL)
+
+
+
+#endif
+