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authorDave Burke <daveburke@google.com>2012-04-17 09:51:45 -0700
committerDave Burke <daveburke@google.com>2012-04-17 23:04:43 -0700
commit9bf37cc9712506b2483650c82d3c41152337ef7e (patch)
tree77db44e2bae06e3d144b255628be2b7a55c581d3 /libAACdec/src/conceal.h
parenta37315fe10ee143d6d0b28c19d41a476a23e63ea (diff)
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Fraunhofer AAC codec.
License boilerplate update to follow. Change-Id: I2810460c11a58b6d148d84673cc031f3685e79b5
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+/***************************** MPEG-4 AAC Decoder **************************
+
+ (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.
+
+
+ $Id$
+ Author(s): Josef Hoepfl
+ Description: independent channel concealment
+
+ 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 _CONCEAL_H_
+#define _CONCEAL_H_
+
+#include "aacdecoder_lib.h"
+
+#include "channelinfo.h"
+
+#define AACDEC_CONCEAL_PARAM_NOT_SPECIFIED ( 0xFFFE )
+
+void CConcealment_InitCommonData (CConcealParams *pConcealCommonData);
+
+void CConcealment_InitChannelData (CConcealmentInfo *hConcealmentInfo,
+ CConcealParams *pConcealCommonData,
+ int samplesPerFrame);
+
+CConcealmentMethod
+ CConcealment_GetMethod (CConcealParams *pConcealCommonData);
+
+UINT
+ CConcealment_GetDelay (CConcealParams *pConcealCommonData);
+
+AAC_DECODER_ERROR
+ CConcealment_SetParams (CConcealParams *concealParams,
+ int method,
+ int fadeOutSlope,
+ int fadeInSlope,
+ int muteRelease,
+ int comfNoiseLevel);
+
+CConcealmentState
+ CConcealment_GetState (CConcealmentInfo *hConcealmentInfo);
+
+AAC_DECODER_ERROR
+ CConcealment_SetAttenuation (CConcealParams *concealParams,
+ SHORT *fadeOutAttenuationVector,
+ SHORT *fadeInAttenuationVector);
+
+void CConcealment_Store (CConcealmentInfo *hConcealmentInfo,
+ CAacDecoderChannelInfo *pAacDecoderChannelInfo,
+ CAacDecoderStaticChannelInfo *pAacDecoderStaticChannelInfo );
+
+int CConcealment_Apply (CConcealmentInfo *hConcealmentInfo,
+ CAacDecoderChannelInfo *pAacDecoderChannelInfo,
+ CAacDecoderStaticChannelInfo *pAacDecoderStaticChannelInfo,
+ const SamplingRateInfo *pSamplingRateInfo,
+ const int samplesPerFrame,
+ const UCHAR lastLpdMode,
+ const int FrameOk,
+ const UINT flags);
+
+FIXP_DBL
+ CConcealment_GetFadeFactor (CConcealmentInfo *hConcealmentInfo,
+ const int fPreviousFactor);
+
+int CConcealment_GetLastFrameOk (CConcealmentInfo *hConcealmentInfo,
+ const int fBeforeApply);
+
+#endif /* #ifndef _CONCEAL_H_ */