From 9bf37cc9712506b2483650c82d3c41152337ef7e Mon Sep 17 00:00:00 2001 From: Dave Burke Date: Tue, 17 Apr 2012 09:51:45 -0700 Subject: Fraunhofer AAC codec. License boilerplate update to follow. Change-Id: I2810460c11a58b6d148d84673cc031f3685e79b5 --- libAACenc/src/interface.h | 100 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 libAACenc/src/interface.h (limited to 'libAACenc/src/interface.h') diff --git a/libAACenc/src/interface.h b/libAACenc/src/interface.h new file mode 100644 index 0000000..b6f747e --- /dev/null +++ b/libAACenc/src/interface.h @@ -0,0 +1,100 @@ +/******************************** MPEG Audio Encoder ************************** + + (C) Copyright Fraunhofer IIS (1999) + 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. + + $Id$ + Initial author: M.Werner + contents/description: Interface psychoaccoustic/quantizer + +******************************************************************************/ +#ifndef _INTERFACE_H +#define _INTERFACE_H + +#include "common_fix.h" + +#include "psy_data.h" +#include "aacenc_tns.h" + +enum +{ + MS_NONE = 0, + MS_SOME = 1, + MS_ALL = 2 +}; + +enum +{ + MS_ON = 1 +}; + +struct TOOLSINFO { + INT msDigest; /* 0 = no MS; 1 = some MS, 2 = all MS */ + INT msMask[MAX_GROUPED_SFB]; +}; + + +typedef struct { + INT sfbCnt; + INT sfbPerGroup; + INT maxSfbPerGroup; + INT lastWindowSequence; + INT windowShape; + INT groupingMask; + INT sfbOffsets[MAX_GROUPED_SFB+1]; + + INT mdctScale; /* number of transform shifts */ + INT groupLen[MAX_NO_OF_GROUPS]; + + TNS_INFO tnsInfo; + INT noiseNrg[MAX_GROUPED_SFB]; + INT isBook[MAX_GROUPED_SFB]; + INT isScale[MAX_GROUPED_SFB]; + + /* memory located in QC_OUT_CHANNEL */ + FIXP_DBL *mdctSpectrum; + FIXP_DBL *sfbEnergy; + FIXP_DBL *sfbSpreadEnergy; + FIXP_DBL *sfbThresholdLdData; + FIXP_DBL *sfbMinSnrLdData; + FIXP_DBL *sfbEnergyLdData; + + + }PSY_OUT_CHANNEL; + +typedef struct { + + /* information specific to each channel */ + PSY_OUT_CHANNEL* psyOutChannel[(2)]; + + /* information shared by both channels */ + INT commonWindow; + struct TOOLSINFO toolsInfo; + +} PSY_OUT_ELEMENT; + +typedef struct { + + PSY_OUT_ELEMENT* psyOutElement[(6)]; + PSY_OUT_CHANNEL* pPsyOutChannels[(6)]; + +}PSY_OUT; + +#endif /* _INTERFACE_H */ -- cgit v1.2.3