On 30/05/2024 04:37, Lynne wrote:
This commit adds a decoder for the frequency-domain part of USAC.Changes over version 4: - Actually reset entropy decoding upon configuration. - Support for LFE channels. Lynne (10): channel_layout: add new channel positions supported by xHE-AAC aacdec: move from scalefactor ranged arrays to flat arrays aacdec: expose channel layout related functions aacdec: expose decode_tns aacdec_dsp: implement 768-point transform and windowing aactab: add deemphasis tables for USAC aactab: add tables for the new USAC arithmetic coder aactab: add new scalefactor offset tables for 96/768pt windows aacdec: add a decoder for AAC USAC (xHE-AAC) fate: add tests for xHE-AAC libavcodec/aac/Makefile | 3 +- libavcodec/aac/aacdec.c | 371 +++--- libavcodec/aac/aacdec.h | 219 +++- libavcodec/aac/aacdec_ac.c | 208 ++++ libavcodec/aac/aacdec_ac.h | 54 + libavcodec/aac/aacdec_dsp_template.c | 162 ++- libavcodec/aac/aacdec_fixed.c | 2 + libavcodec/aac/aacdec_float.c | 4 + libavcodec/aac/aacdec_latm.h | 14 +- libavcodec/aac/aacdec_lpd.c | 198 ++++ libavcodec/aac/aacdec_lpd.h | 33 + libavcodec/aac/aacdec_usac.c | 1608 ++++++++++++++++++++++++++ libavcodec/aac/aacdec_usac.h | 37 + libavcodec/aactab.c | 560 +++++++++ libavcodec/aactab.h | 22 + libavcodec/sinewin_fixed_tablegen.c | 2 + libavcodec/sinewin_fixed_tablegen.h | 4 + libavutil/channel_layout.c | 4 + libavutil/channel_layout.h | 8 + tests/fate/aac.mak | 8 + 20 files changed, 3286 insertions(+), 235 deletions(-) create mode 100644 libavcodec/aac/aacdec_ac.c create mode 100644 libavcodec/aac/aacdec_ac.h create mode 100644 libavcodec/aac/aacdec_lpd.c create mode 100644 libavcodec/aac/aacdec_lpd.h create mode 100644 libavcodec/aac/aacdec_usac.c create mode 100644 libavcodec/aac/aacdec_usac.h
Patchset pushed. Thanks for the reviews.
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