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AAC Encoder low delay quality

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* AAC-Encoder

   - Revise bit distribution for lowdelay configuration to improve encoder
     audio quality.
   - Adjust lowdelay bitreservoir for low bitreservoir configuration.
     Modified file(s):
        libAACenc\src\aacEnc_ram.cpp
        libAACenc\src\aacenc.cpp
        libAACenc\src\aacenc_lib.cpp
        libAACenc\src\aacenc_tns.cpp
        libAACenc\src\adj_thr.cpp
        libAACenc\src\adj_thr.h
        libAACenc\src\block_switch.cpp
        libAACenc\src\block_switch.h
        libAACenc\src\interface.h
        libAACenc\src\psy_main.cpp
        libAACenc\src\qc_data.h
        libAACenc\src\qc_main.cpp

* FDK-Library

   - Increase the accuracy in CalcInvLdData() calculation which improves the
     encoder audio quality.
     Modified file(s):
        libFDK\src\fixpoint_math.cpp

Bug 9428126

Change-Id: I302d7f4c3aeccf79e1b85f20e18a31e6e2b10544
This commit is contained in:
Jean-Michel Trivi
2013-08-28 17:54:51 -07:00
parent 206a397c70
commit 7ad97579f8
14 changed files with 564 additions and 212 deletions
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2
libFDK/src/FDK_core.cpp
View File

@ -93,7 +93,7 @@ amm-info@iis.fraunhofer.de
/* FDK tools library info */
#define FDK_TOOLS_LIB_VL0 2
#define FDK_TOOLS_LIB_VL1 3
#define FDK_TOOLS_LIB_VL2 1
#define FDK_TOOLS_LIB_VL2 2
#define FDK_TOOLS_LIB_TITLE "FDK Tools"
#define FDK_TOOLS_LIB_BUILD_DATE __DATE__
#define FDK_TOOLS_LIB_BUILD_TIME __TIME__