6792cf6361ff339e336287affb0bfe54bf6957a9 |
21-May-2014 |
Jean-Michel Trivi <jmtrivi@google.com> |
AAC-Decoder: SBR delay for gapless Revise decoder output delay determination. The output delay consisted of concealment and limiter delay. SBR delay was not covered but must be considered for gapless playback delay compensation. Bug 9428126 Change-Id: I67483712c284de9b5378694f9db7acbed2547dd7
nclude/sbrdecoder.h
rc/env_extr.h
rc/sbrdecoder.cpp
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af967fcc55656a0d3c2a05982713f1ca43c1252b |
21-May-2014 |
Jean-Michel Trivi <jmtrivi@google.com> |
AAC Decoder: flush/seek improvements Improve flushing and seeking. Add field to the API stream info structure signaling the additional output delay for flushing and delay compensation. Bug 9428126 Change-Id: I808412905563ea3de50a2e77a9b5dfee829cd2ed
nclude/sbrdecoder.h
rc/env_extr.h
rc/sbrdecoder.cpp
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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
nclude/sbrdecoder.h
rc/sbr_ram.cpp
rc/sbr_ram.h
rc/sbrdec_drc.h
rc/sbrdecoder.cpp
|
5016eb7f6582fbb2d72d79be782325a12df08864 |
28-Aug-2013 |
Jean-Michel Trivi <jmtrivi@google.com> |
Decoder stability, sanity checks improvements * AAC-Decoder - Improved PCE handling for saver (re-)configuration and metadata processing. Modified file(s): libAACdec/src/aacdecoder.cpp libAACdec/src/aacdecoder_lib.cpp - Transport layer changes (config found) -> to be evaluated. Modified file(s): libMpegTPDec/include/tpdec_lib.h libMpegTPDec/src/tpdec_latm.h libMpegTPDec/src/version libMpegTPDec/src/tpdec_asc.cpp libMpegTPDec/src/tpdec_lib.cpp libMpegTPDec/src/tpdec_adts.cpp libMpegTPDec/src/tpdec_latm.cpp libSYS/include/FDK_audio.h libSYS/src/genericStds.cpp - Enable concealment state machine to skip states if the corresponding parameter is set to zero. Modified file(s): libAACdec/src/conceal.cpp - Add some more sanity checks to avoid segmentation faults especially when setting dynamic API params. Modified file(s): libAACdec/src/aacdecoder_lib.cpp - Fix to do a fail-safe initialization of IMDCT for all channels even with corrupt streams. Modified file(s): libAACdec/src/aacdecoder.cpp - HCR decoder fix (remove warnings). Modified file(s): libAACdec/src/block.cpp - Fix border calculation in SBR decoder's LPP transposer patch determination. Modified file(s): libSBRdec/src/env_dec.cpp libSBRdec/src/sbrdecoder.cpp libSBRdec/src/lpp_tran.cpp Bug 9428126 Change-Id: Ib415b702b88a7ec8e9a55789d79cafb39296d26b
rc/env_dec.cpp
rc/lpp_tran.cpp
rc/sbrdecoder.cpp
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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
rc/sbrdec_drc.cpp
rc/sbrdecoder.cpp
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3a0a695565d1d360f9a82173469c8ef858bc08a0 |
28-Aug-2013 |
Jean-Michel Trivi <jmtrivi@google.com> |
FDK update for downsampled SBR Add missing support for downsampled SBR in libFDK Bug 9428126 Change-Id: Idb732f8d31a115d36dd4b22916599db7fab98cae
rc/sbr_dec.cpp
rc/sbrdecoder.cpp
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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
nclude/sbrdecoder.h
rc/arm/env_calc_arm.cpp
rc/arm/lpp_tran_arm.cpp
rc/env_calc.cpp
rc/env_calc.h
rc/env_dec.cpp
rc/env_dec.h
rc/env_extr.cpp
rc/env_extr.h
rc/huff_dec.cpp
rc/huff_dec.h
rc/lpp_tran.cpp
rc/lpp_tran.h
rc/psbitdec.cpp
rc/psbitdec.h
rc/psdec.cpp
rc/psdec.h
rc/psdec_hybrid.cpp
rc/psdec_hybrid.h
rc/sbr_crc.cpp
rc/sbr_crc.h
rc/sbr_deb.cpp
rc/sbr_deb.h
rc/sbr_dec.cpp
rc/sbr_dec.h
rc/sbr_ram.cpp
rc/sbr_ram.h
rc/sbr_rom.cpp
rc/sbr_rom.h
rc/sbr_scale.h
rc/sbrdec_drc.cpp
rc/sbrdec_drc.h
rc/sbrdec_freq_sca.cpp
rc/sbrdec_freq_sca.h
rc/sbrdecoder.cpp
rc/transcendent.h
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8bd0baee9e37c226c6e30593be90e8ecdb559f2e |
18-Apr-2013 |
Jean-Michel Trivi <jmtrivi@google.com> |
Fix HE-AAC SBR ignored high-freq data Change-Id: I12d284477f07349368e714ba52cbb2a47b024554 (cherry picked from commit a889574e60a02bbc647d3b078d2727cb48d82e5a)
rc/sbr_rom.cpp
rc/sbr_rom.h
rc/sbrdec_freq_sca.cpp
rc/sbrdecoder.cpp
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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
rc/sbr_dec.cpp
rc/sbrdec_drc.cpp
rc/sbrdec_drc.h
rc/sbrdecoder.cpp
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381d69840ad3af2259f0b7ef49236f9ee9c76b76 |
09-Sep-2012 |
Jean-Michel Trivi <jmtrivi@google.com> |
Bug fixes in AAC decoder, AAC encoder, FDK library Latest code drop from Fraunhofer: * AAC-Decoder - Expanded AAC-LD/ELD decoder TNS max band tables to avoid wrong data access for sampling rates <22kHz and >48kHz. Modified file(s): libAACdec\src\aacdec_tns.cpp libAACdec\src\aac_rom.h libAACdec\src\aac_rom.cpp - Fixed ELD synthesis QMF filterbank scaling for downsampled SBR. Modified file(s): libFDK\src\qmf.cpp * AAC-Encoder - Fixed bit rate limiting for lower limit as introduced in the Delivery 2012-05-11. Modified file(s): libAACenc\include\aacenc_lib.h libAACenc\src\aacenc.h libAACenc\src\aacenc.cpp libSBRenc\src\sbr_rom.h libSBRenc\src\sbr_rom.cpp - Allow negative prediction gain as meaning that there is no coding gain. Make use of scaleValueSaturate in gauss window calculation. Modified file(s): libAACenc\src\aacenc_tns.cpp - Added energy saturation to prevent overflow in short blocks. Modified file(s): libAACenc\src\grp_data.cpp - Perform scalefactor adaption in case quantized lines are out of valid range. Modified file(s): libAACenc\src\quantize.cpp - Interrupt quantization loop when no spectral data is available. Adjustments in bitreservoir adaption. Modified file(s): libAACenc\src\qc_main.cpp - Indroduced dynamic scaling in none missing harmonic energy lowering compensation. Modified file(s): libSBRenc\src\env_est.cpp * FDK-Library - Fixed saturation for negative values in scaleValueSaturate. Modified file(s): libFDK\include\scale.h Change-Id: If830ea65caef6b5554281e4b7a77a8b2e08825ce
rc/sbr_dec.cpp
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2228e360595641dd906bf1773307f43d304f5b2e |
11-Jul-2012 |
The Android Open Source Project <initial-contribution@android.com> |
Snapshot 2bda038c163298531d47394bc2c09e1409c5d0db Change-Id: If584e579464f28b97d50e51fc76ba654a5536c54
nclude/sbrdecoder.h
rc/arm/env_calc_arm.cpp
rc/arm/lpp_tran_arm.cpp
rc/env_calc.cpp
rc/env_calc.h
rc/env_dec.cpp
rc/env_dec.h
rc/env_extr.cpp
rc/env_extr.h
rc/huff_dec.cpp
rc/huff_dec.h
rc/lpp_tran.cpp
rc/lpp_tran.h
rc/psbitdec.cpp
rc/psbitdec.h
rc/psdec.cpp
rc/psdec.h
rc/psdec_hybrid.cpp
rc/psdec_hybrid.h
rc/sbr_crc.cpp
rc/sbr_crc.h
rc/sbr_deb.cpp
rc/sbr_deb.h
rc/sbr_dec.cpp
rc/sbr_dec.h
rc/sbr_ram.cpp
rc/sbr_ram.h
rc/sbr_rom.cpp
rc/sbr_rom.h
rc/sbr_scale.h
rc/sbrdec_drc.cpp
rc/sbrdec_drc.h
rc/sbrdec_freq_sca.cpp
rc/sbrdec_freq_sca.h
rc/sbrdecoder.cpp
rc/transcendent.h
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