Fraunhofer AAC codec.

License boilerplate update to follow.

Change-Id: I2810460c11a58b6d148d84673cc031f3685e79b5

1 files changed, 100 insertions, 0 deletions

diff --git a/libAACenc/src/interface.h b/libAACenc/src/interface.h
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+/******************************** 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 */