Encoder downsampled SBR

* AAC-Encoder

   - Introduce optional AACENC_SBR_RATIO encoder API parameter to configure
     dualrate or downsampled SBR explicitely. ELD makes use of downsampled SBR
     in default configuration.
     Modified file(s):
        documentation\aacEncoder.pdf
        libAACenc\include\aacenc_lib.h
        libAACenc\src\aacenc.h
        libAACenc\src\aacenc_lib.cpp

* SBR-Encoder

   - Implement downsampled SBR feature.
   - Revise sbr tuning parameter selection.
     Modified file(s):
        libSBRenc\include\sbr_encoder.h
        libSBRenc\src\bit_sbr.h
        libSBRenc\src\env_est.cpp
        libSBRenc\src\mh_det.cpp
        libSBRenc\src\nf_est.cpp
        libSBRenc\src\ps_main.cpp
        libSBRenc\src\sbr.h
        libSBRenc\src\sbr_def.h
        libSBRenc\src\sbr_encoder.cpp
        libSBRenc\src\sbr_rom.cpp
        libSBRenc\src\sbr_rom.h
        libSBRenc\src\sbrenc_freq_sca.cpp
        libSBRenc\src\sbrenc_freq_sca.h
        libSBRenc\src\ton_corr.cpp

Bug 9428126

Change-Id: I731720a10829272acaaf70b84525df00a09ff3d2

1 files changed, 2 insertions, 7 deletions

diff --git a/libSBRenc/src/sbr_rom.h b/libSBRenc/src/sbr_rom.h
index fbbdbba..afa924e 100644
--- a/libSBRenc/src/sbr_rom.h
+++ b/libSBRenc/src/sbr_rom.h
@@ -118,13 +118,8 @@ extern const UCHAR         v_Huff_NoiseLevelL11T[63];
 extern const INT           bookSbrNoiseBalanceC11T[25];
 extern const UCHAR         bookSbrNoiseBalanceL11T[25];
 
-#define SBRENC_AACLC_TUNING_SIZE   124
-#define SBRENC_AACELD_TUNING_SIZE   (26)
-#define SBRENC_AACELD2_TUNING_SIZE  (26)
-
-#define SBRENC_TUNING_SIZE (SBRENC_AACLC_TUNING_SIZE + SBRENC_AACELD_TUNING_SIZE)
-
-extern const sbrTuningTable_t sbrTuningTable[SBRENC_TUNING_SIZE];
+extern const sbrTuningTable_t sbrTuningTable[];
+extern const int sbrTuningTableSize;
 
 extern const psTuningTable_t psTuningTable[4];