From 9bf37cc9712506b2483650c82d3c41152337ef7e Mon Sep 17 00:00:00 2001
From: Dave Burke <daveburke@google.com>
Date: Tue, 17 Apr 2012 09:51:45 -0700
Subject: Fraunhofer AAC codec.

License boilerplate update to follow.

Change-Id: I2810460c11a58b6d148d84673cc031f3685e79b5
---
 libAACdec/src/aacdec_drc_types.h | 104 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 libAACdec/src/aacdec_drc_types.h

(limited to 'libAACdec/src/aacdec_drc_types.h')

diff --git a/libAACdec/src/aacdec_drc_types.h b/libAACdec/src/aacdec_drc_types.h
new file mode 100644
index 0000000..20a593b
--- /dev/null
+++ b/libAACdec/src/aacdec_drc_types.h
@@ -0,0 +1,104 @@
+/*****************************  MPEG-4 AAC Decoder  **************************
+
+                        (C) Copyright Fraunhofer IIS (2010)
+                               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.
+
+
+   $Id$
+   Author(s):   Christian Griebel
+   Description: Dynamic range control (DRC) global data types
+
+   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.
+
+******************************************************************************/
+
+#ifndef AACDEC_DRC_TYPES_H
+#define AACDEC_DRC_TYPES_H
+
+
+
+#include "common_fix.h"
+
+ #define MAX_DRC_THREADS      (   3 )        /* Heavy compression value is handled just like MPEG DRC data */
+#define MAX_DRC_BANDS         (  16 )        /* 2^LEN_DRC_BAND_INCR (LEN_DRC_BAND_INCR = 4) */
+
+/**
+ * \brief DRC module global data types
+ */
+typedef enum
+{
+  UNKNOWN_PAYLOAD   = 0,
+  MPEG_DRC_EXT_DATA,
+  DVB_DRC_ANC_DATA
+
+} AACDEC_DRC_PAYLOAD_TYPE;
+
+typedef struct
+{
+  UINT    expiryCount;
+  UINT    numBands;
+  USHORT  bandTop[MAX_DRC_BANDS];
+  SHORT   drcInterpolationScheme;
+  UCHAR   drcValue[MAX_DRC_BANDS];
+
+} CDrcChannelData;
+
+typedef struct
+{
+  AACDEC_DRC_PAYLOAD_TYPE  type;
+  UINT   excludedChnsMask;
+  SCHAR  progRefLevel;
+  SCHAR  pceInstanceTag;
+
+  CDrcChannelData channelData;
+
+} CDrcPayload;
+
+typedef struct
+{
+  FIXP_DBL  cut;
+  FIXP_DBL  boost;
+
+  UINT   expiryFrame;
+  SCHAR  targetRefLevel;
+  UCHAR  bsDelayEnable;
+  UCHAR  applyHeavyCompression;
+
+} CDrcParams;
+
+
+typedef struct
+{
+  CDrcParams params;                         /* Module parameters that can be set by user (via SetParam API function) */
+
+  UCHAR  enable;                             /* Switch that controls dynamic range processing */
+  UCHAR  digitalNorm;                        /* Switch to en-/disable reference level normalization in digital domain */
+
+  USHORT numPayloads;                        /* The number of DRC data payload elements found within frame */
+  USHORT numThreads;                         /* The number of DRC data threads extracted from the found payload elements */
+  SCHAR  progRefLevel;                       /* Program reference level for all channels */
+
+  UCHAR  dvbAncDataAvailable;                  /* Flag that indicates whether DVB ancillary data is present or not */
+  UINT   dvbAncDataPosition;                   /* Used to store the DVB ancillary data payload position in the bitstream (only one per frame) */
+  UINT   drcPayloadPosition[MAX_DRC_THREADS];  /* Used to store the DRC payload positions in the bitstream */
+
+} CDrcInfo;
+
+typedef CDrcInfo *HANDLE_AAC_DRC;
+
+#endif /* AACDEC_DRC_TYPES_H */
+
-- 
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