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| author | Jean-Michel Trivi <jmtrivi@google.com> | 2016-04-09 00:36:07 +0000 |
|---|---|---|
| committer | android-build-merger <android-build-merger@google.com> | 2016-04-09 00:36:07 +0000 |
| commit | 125815b0ed558c72bb019a2d36c662e5e7f7c030 (patch) | |
| tree | 626b5c026f23b0c8ec4dab155faf86d55cd9d94e /libAACenc/src/aacenc_tns.h | |
| parent | d75233c2da4b49259d2e2de701f326d1a8d897b1 (diff) | |
| parent | 46ba3676b854acbc69a4c7845f578d4c2886377b (diff) | |
| download | fdk-aac-125815b0ed558c72bb019a2d36c662e5e7f7c030.tar.gz fdk-aac-125815b0ed558c72bb019a2d36c662e5e7f7c030.tar.bz2 fdk-aac-125815b0ed558c72bb019a2d36c662e5e7f7c030.zip | |
AAC/SBR encoder improvements
am: 46ba367
* commit '46ba3676b854acbc69a4c7845f578d4c2886377b':
AAC/SBR encoder improvements
Change-Id: Id839c5ba8b79eddb7e239b7ec1b26fb5079b7d81
Diffstat (limited to 'libAACenc/src/aacenc_tns.h')
| -rw-r--r-- | libAACenc/src/aacenc_tns.h | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/libAACenc/src/aacenc_tns.h b/libAACenc/src/aacenc_tns.h index f2b731f..2824cbc 100644 --- a/libAACenc/src/aacenc_tns.h +++ b/libAACenc/src/aacenc_tns.h @@ -2,7 +2,7 @@ /* ----------------------------------------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. +© Copyright 1995 - 2015 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -117,21 +117,25 @@ amm-info@iis.fraunhofer.de #define MAX_NUM_OF_FILTERS 2 +#define HIFILT 0 /* index of higher filter */ +#define LOFILT 1 /* index of lower filter */ -typedef struct{ /*stuff that is tabulated dependent on bitrate etc. */ - INT filterEnabled[MAX_NUM_OF_FILTERS]; - INT threshOn[MAX_NUM_OF_FILTERS]; /* min. prediction gain for using tns TABUL*/ - INT tnsLimitOrder[MAX_NUM_OF_FILTERS]; /* Limit for TNS order TABUL*/ - INT tnsFilterDirection[MAX_NUM_OF_FILTERS]; /* Filtering direction, 0=up, 1=down TABUL */ - INT acfSplit[MAX_NUM_OF_FILTERS]; - INT seperateFiltersAllowed; - -}TNS_CONFIG_TABULATED; +typedef struct{ /* stuff that is tabulated dependent on bitrate etc. */ + INT filterEnabled[MAX_NUM_OF_FILTERS]; + INT threshOn[MAX_NUM_OF_FILTERS]; /* min. prediction gain for using tns TABUL*/ + INT filterStartFreq[MAX_NUM_OF_FILTERS]; /* lowest freq for lpc TABUL*/ + INT tnsLimitOrder[MAX_NUM_OF_FILTERS]; /* Limit for TNS order TABUL*/ + INT tnsFilterDirection[MAX_NUM_OF_FILTERS]; /* Filtering direction, 0=up, 1=down TABUL */ + INT acfSplit[MAX_NUM_OF_FILTERS]; + FIXP_DBL tnsTimeResolution[MAX_NUM_OF_FILTERS]; /* TNS max. time resolution TABUL. Should be fract but MSVC won't compile then */ + INT seperateFiltersAllowed; +} TNS_PARAMETER_TABULATED; typedef struct { /*assigned at InitTime*/ - TNS_CONFIG_TABULATED confTab; + TNS_PARAMETER_TABULATED confTab; + INT isLowDelay; INT tnsActive; INT maxOrder; /* max. order of tns filter */ INT coefRes; @@ -148,8 +152,8 @@ typedef struct { /*assigned at InitTime*/ typedef struct { - INT tnsActive; - INT predictionGain; + INT tnsActive[MAX_NUM_OF_FILTERS]; + INT predictionGain[MAX_NUM_OF_FILTERS]; } TNS_SUBBLOCK_INFO; typedef struct{ /*changed at runTime*/ |