From 9bf37cc9712506b2483650c82d3c41152337ef7e Mon Sep 17 00:00:00 2001 From: Dave Burke Date: Tue, 17 Apr 2012 09:51:45 -0700 Subject: Fraunhofer AAC codec. License boilerplate update to follow. Change-Id: I2810460c11a58b6d148d84673cc031f3685e79b5 --- libSBRenc/src/sbrenc_freq_sca.h | 71 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 libSBRenc/src/sbrenc_freq_sca.h (limited to 'libSBRenc/src/sbrenc_freq_sca.h') diff --git a/libSBRenc/src/sbrenc_freq_sca.h b/libSBRenc/src/sbrenc_freq_sca.h new file mode 100644 index 0000000..a4048e9 --- /dev/null +++ b/libSBRenc/src/sbrenc_freq_sca.h @@ -0,0 +1,71 @@ +/**************************************************************************** + + (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 frequency scale prototypes $Revision: 36867 $ +*/ +#ifndef __FREQ_SCA2_H +#define __FREQ_SCA2_H + +#include "sbr_encoder.h" +#include "sbr_def.h" + +#define MAX_OCTAVE 29 +#define MAX_SECOND_REGION 50 + + +INT +FDKsbrEnc_UpdateFreqScale(UCHAR *v_k_master, INT *h_num_bands, + const INT k0, const INT k2, + const INT freq_scale, + const INT alter_scale); + +INT +FDKsbrEnc_UpdateHiRes(UCHAR *h_hires, + INT *num_hires, + UCHAR *v_k_master, + INT num_master , + INT *xover_band, + SR_MODE drOrSr, + INT noQMFChannels); + +void FDKsbrEnc_UpdateLoRes(UCHAR * v_lores, + INT *num_lores, + UCHAR * v_hires, + INT num_hires); + +INT +FDKsbrEnc_FindStartAndStopBand(const INT samplingFreq, + const INT noChannels, + const INT startFreq, + const INT stop_freq, + const SR_MODE sampleRateMode, + INT *k0, + INT *k2); + +INT FDKsbrEnc_getSbrStartFreqRAW (INT startFreq, INT QMFbands, INT fs ); +INT FDKsbrEnc_getSbrStopFreqRAW (INT stopFreq, INT QMFbands, INT fs); +#endif -- cgit v1.2.3