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
---
 libSBRenc/src/code_env.h | 97 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 libSBRenc/src/code_env.h

(limited to 'libSBRenc/src/code_env.h')

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
-- 
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