History log of /external/aac/libAACdec/src/aacdec_drc.cpp
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4834f01bdf9b9f371fcbb0b9cf4f7297fdf1fd55 05-Apr-2016 Jean-Michel Trivi <jmtrivi@google.com> Fix aacDecoder_drcExtractAndMap()

Parse DVB DRC data only when numThreads is below
MAX_DRC_THREADS. The post-increment is necessary as
it is used in fill element DRC data section.
This solution parses as many DRC payloads as allowed by
MAX_DRC_THREADS and skips all remaining DRC elements in the stream.

Bug 27792766
Bug 26751339

Change-Id: Ie1641888bac1757c4d1491119f977fc5d436eaea
/external/aac/libAACdec/src/aacdec_drc.cpp
e46ff0f7f92fd4be35afc78050f01210a375fbb7 21-Mar-2016 Jean-Michel Trivi <jmtrivi@google.com> Fix stack corruption happening in aacDecoder_drcExtractAndMap()

In the aacDecoder_drcExtractAndMap() function, self->numThreads
can be used after having exceeded its intended max value,
MAX_DRC_THREADS, causing memory to be cleared after the
threadBs[MAX_DRC_THREADS] array.
The crash is prevented by never using self->numThreads with
a value equal to or greater than MAX_DRC_THREADS.
A proper fix will be required as there seems to be an issue as
to which entry in the threadBs array is meant to be initialized
and used.

Bug 26751339

Change-Id: I655cc40c35d4206ab72e83b2bdb751be2fe52b5a
/external/aac/libAACdec/src/aacdec_drc.cpp
8e087bf394c5ceddcdb8b1d029795aff3026eea0 21-May-2014 Jean-Michel Trivi <jmtrivi@google.com> AAC-Decoder: DRC metadata in stream info

Provide relevant DRC metadata information via API needed for DRC
presentation mode wrapper.

Bug 9428126

Change-Id: I827cd6bdfd2a8799c21935ae32af23739c90a9b6
/external/aac/libAACdec/src/aacdec_drc.cpp
603f48ab99ce76f552f4f6f85d06b8c5b94c698e 31-Dec-2013 Jean-Michel Trivi <jmtrivi@google.com> AAC Decoder: introduce time domain limiter

Introduce time domain limiter. The module is per default enabled for all
AAC-LC and HE-AAC v1/2 streams. For all ER-AAC-LD and ER-AAC-ELD streams
the limiter is disabled per default. The feature can be en- or disabled
via dynamic API parameter. Note that the limiter introduces an additional
output delay which depends on the module parameters and the streams
sampling rate.

Bug 9428126

Change-Id: I299a072340b33e2c324facbd347a72c8de3d380e
/external/aac/libAACdec/src/aacdec_drc.cpp
47c680c62246594107da0a8995c953dfb8040bce 28-Dec-2013 Jean-Michel Trivi <jmtrivi@google.com> AAC Decoder: support 6.1/7.1 decoded as 5.1

- Add 6.1 and 7.1 channel support including downmixer. Per default the
decoder creates a 5.1 channel output for all streams with more than six
encoded channels.
Modified file(s):
libPCMutils/include/pcmutils_lib.h
libPCMutils/src/pcmutils_lib.cpp
libAACdec/include/aacdecoder_lib.h
libAACdec/src/aac_rom.h
libAACdec/src/aacdecoder.cpp
libAACdec/src/aac_ram.cpp
libAACdec/src/aacdec_drc.cpp
libAACdec/src/aacdecoder_lib.cpp
libAACdec/src/aac_rom.cpp
libAACdec/src/aacdecoder.h
libSBRdec/include/sbrdecoder.h
libSBRdec/src/sbrdec_drc.h
libSBRdec/src/sbrdecoder.cpp
libSBRdec/src/sbr_ram.cpp
libSBRdec/src/sbr_ram.h
libMpegTPDec/include/tp_data.h
libMpegTPDec/include/tpdec_lib.h
libMpegTPDec/src/version
libMpegTPDec/src/tpdec_asc.cpp
libMpegTPEnc/include/tp_data.h
libMpegTPEnc/src/version
libSYS/include/FDK_audio.h
libSYS/src/genericStds.cpp

- Fix error concealment modules fade-out/in mechanism.
Modified file(s):
libAACdec/src/conceal.cpp

Bug 9428126

Change-Id: I3230bd2072314b730911cd7ec1740e290cb1d254
/external/aac/libAACdec/src/aacdec_drc.cpp
b9774f90651be61065ae40171fc321f6ced60e49 28-Aug-2013 Jean-Michel Trivi <jmtrivi@google.com> Decode dynamic range control improvements

* AAC-Decoder

- Only set the program reference level if it has changed compared to the
previous value. This allows setting it on a frame-by-frame basis without
limitations.
Modified file(s):
libAACdec/src/aacdec_drc.cpp
libAACdec/src/aacdec_drc.h

- Add expiry counter for the program reference level.
Modified file(s):
libAACdec/src/aacdec_drc.cpp
libAACdec/src/aacdec_drc_types.h

- Disable scaling of light compression gain values when heavy compression
mode is enabled to have the full light compression as fallback if no heavy
values are available.
Modified file(s):
libAACdec/src/aacdec_drc.cpp
libAACdec/src/aacdecoder_lib.cpp
libAACdec/src/aacdec_drc_types.h

- Change initialization and channel disabling to improve start-up behavior in
SBR decoder.
Modified file(s):
libSBRdec/src/sbrdecoder.cpp
libSBRdec/src/sbrdec_drc.cpp

Bug 9428126

Change-Id: Ie1d3949c53910506da2547d32fe3bf6ee7606eb4
/external/aac/libAACdec/src/aacdec_drc.cpp
4f0d97057c5c640b25518358886f8c47da9fc052 09-Aug-2013 Jean-Michel Trivi <jmtrivi@google.com> Disclaimer update, lib version increment

- Update disclaimer in all source files.
- Increment library version in each FDK sub-module.

Bug 9428126

Change-Id: I490b96d4ee472246b01483202b0bb4f1e9c2a5d7
/external/aac/libAACdec/src/aacdec_drc.cpp
6ab36997af5d5acda4f21d33031f4e45c85f96b7 02-Oct-2012 Jean-Michel Trivi <jmtrivi@google.com> Bug 7170947 Update AAC codec

From Fraunhofer:
* AAC Decoder

- Stick to the written MPEG standard instead of the MPEG reference software
in terms of reference level normalization. Always set the program reference
level equal to the target level. This disables level normalization using a
default level for streams without embedded metadata.
Modified file(s):
libAACdec\src\aacdec_drc.cpp

- Fix downmix channel assignment when using a WAV output channel ordering.
Modified file(s):
libPCMutils\src\pcmutils_lib.cpp

- Retain signal accuracy and prevent LSB alteration when no level correction
needs to be done.
Modified file(s):
libAACdec\src\aacdec_drc.h
libAACdec\src\aacdec_drc.cpp
libSBRdec\src\sbrdecoder.cpp
libSBRdec\src\sbr_dec.cpp
libSBRdec\src\sbrdec_drc.cpp

- Align metadata processing with reference implementation.
Modified file(s):
libAACdec\src\aacdec_drc.h
libAACdec\src\aacdecoder.cpp

* AAC-Encoder

- Prevent potential overflow in energy calculation after TNS processing.
Modified file(s):
libAACenc\src\band_nrg.cpp

- Added saturation for number of relevant lines which are used in pe
calculation.
Modified file(s):
libAACenc\src\line_pe.cpp

- Removed obsolete files.
Deleded file(s):
libAACenc\src\tns_param.h
libAACenc\src\tns_param.cpp

* FDK-Library

- Added x86 Count Leading Zeros intrinsic.
Modified file(s):
libFDK\include\clz.h
Added file(s):
libFDK\include\x86\clz_x86.h

- Fixed compilation for MIPS GCC-4.4 and higher.
Modified file(s):
libFDK\include\mips\cplx_mul.h
libFDK\include\mips\fixmul_mips.h

Change-Id: I4be65f07f88d412224c7fddc3f054e8f451176cc
/external/aac/libAACdec/src/aacdec_drc.cpp
2228e360595641dd906bf1773307f43d304f5b2e 11-Jul-2012 The Android Open Source Project <initial-contribution@android.com> Snapshot 2bda038c163298531d47394bc2c09e1409c5d0db

Change-Id: If584e579464f28b97d50e51fc76ba654a5536c54
/external/aac/libAACdec/src/aacdec_drc.cpp