Fraunhofer AAC codec.

License boilerplate update to follow.

Change-Id: I2810460c11a58b6d148d84673cc031f3685e79b5

1 files changed, 51 insertions, 0 deletions

diff --git a/libAACenc/src/pre_echo_control.h b/libAACenc/src/pre_echo_control.h
new file mode 100644
index 0000000..ded5057
--- /dev/null
+++ b/libAACenc/src/pre_echo_control.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: Pre echo control
+
+******************************************************************************/
+#ifndef __PRE_ECHO_CONTROL_H
+#define __PRE_ECHO_CONTROL_H
+
+#include "common_fix.h"
+
+
+void FDKaacEnc_InitPreEchoControl(FIXP_DBL    *pbThresholdnm1,
+						INT         *calcPreEcho,
+                        INT         numPb,
+                        FIXP_DBL    *sfbPcmQuantThreshold,
+                        INT         *mdctScalenm1);
+
+
+void FDKaacEnc_PreEchoControl(FIXP_DBL    *pbThresholdNm1,
+					INT         calcPreEcho,
+                    INT         numPb,
+                    INT         maxAllowedIncreaseFactor,
+                    FIXP_SGL    minRemainingThresholdFactor,
+                    FIXP_DBL    *pbThreshold,
+                    INT         mdctScale,
+                    INT         *mdctScalenm1);
+
+#endif
+