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Diffstat (limited to 'libAACenc/src/pre_echo_control.h')
| -rw-r--r-- | libAACenc/src/pre_echo_control.h | 51 |
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 @@ -0,0 +1,51 @@ +/******************************** 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 + |