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author | Diego 'Flameeyes' Pettenò <flameeyes@gmail.com> | 2007-05-31 20:29:27 +0200 |
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committer | Diego 'Flameeyes' Pettenò <flameeyes@gmail.com> | 2007-05-31 20:29:27 +0200 |
commit | 37d4ab77290e4b906df51a7012576e6aec0fc605 (patch) | |
tree | 22603e7f58b7b98c64439035cfce98e4e70939b5 /src/libfaad/sbr_huff.c | |
parent | 0a2bd906547bf468205defb30c317fca3dac397b (diff) | |
download | xine-lib-37d4ab77290e4b906df51a7012576e6aec0fc605.tar.gz xine-lib-37d4ab77290e4b906df51a7012576e6aec0fc605.tar.bz2 |
Move libfaad in contrib/ and contextually move the plugin in src/libxineadec/.
--HG--
rename : src/libfaad/Makefile.am => contrib/libfaad/Makefile.am
rename : src/libfaad/analysis.h => contrib/libfaad/analysis.h
rename : src/libfaad/bits.c => contrib/libfaad/bits.c
rename : src/libfaad/bits.h => contrib/libfaad/bits.h
rename : src/libfaad/cfft.c => contrib/libfaad/cfft.c
rename : src/libfaad/cfft.h => contrib/libfaad/cfft.h
rename : src/libfaad/cfft_tab.h => contrib/libfaad/cfft_tab.h
rename : src/libfaad/codebook/Makefile.am => contrib/libfaad/codebook/Makefile.am
rename : src/libfaad/codebook/hcb.h => contrib/libfaad/codebook/hcb.h
rename : src/libfaad/codebook/hcb_1.h => contrib/libfaad/codebook/hcb_1.h
rename : src/libfaad/codebook/hcb_10.h => contrib/libfaad/codebook/hcb_10.h
rename : src/libfaad/codebook/hcb_11.h => contrib/libfaad/codebook/hcb_11.h
rename : src/libfaad/codebook/hcb_2.h => contrib/libfaad/codebook/hcb_2.h
rename : src/libfaad/codebook/hcb_3.h => contrib/libfaad/codebook/hcb_3.h
rename : src/libfaad/codebook/hcb_4.h => contrib/libfaad/codebook/hcb_4.h
rename : src/libfaad/codebook/hcb_5.h => contrib/libfaad/codebook/hcb_5.h
rename : src/libfaad/codebook/hcb_6.h => contrib/libfaad/codebook/hcb_6.h
rename : src/libfaad/codebook/hcb_7.h => contrib/libfaad/codebook/hcb_7.h
rename : src/libfaad/codebook/hcb_8.h => contrib/libfaad/codebook/hcb_8.h
rename : src/libfaad/codebook/hcb_9.h => contrib/libfaad/codebook/hcb_9.h
rename : src/libfaad/codebook/hcb_sf.h => contrib/libfaad/codebook/hcb_sf.h
rename : src/libfaad/common.c => contrib/libfaad/common.c
rename : src/libfaad/common.h => contrib/libfaad/common.h
rename : src/libfaad/decoder.c => contrib/libfaad/decoder.c
rename : src/libfaad/decoder.h => contrib/libfaad/decoder.h
rename : src/libfaad/diff_to_faad2_cvs.patch => contrib/libfaad/diff_to_faad2_cvs.patch
rename : src/libfaad/drc.c => contrib/libfaad/drc.c
rename : src/libfaad/drc.h => contrib/libfaad/drc.h
rename : src/libfaad/drm_dec.c => contrib/libfaad/drm_dec.c
rename : src/libfaad/drm_dec.h => contrib/libfaad/drm_dec.h
rename : src/libfaad/error.c => contrib/libfaad/error.c
rename : src/libfaad/error.h => contrib/libfaad/error.h
rename : src/libfaad/faad.h => contrib/libfaad/faad.h
rename : src/libfaad/filtbank.c => contrib/libfaad/filtbank.c
rename : src/libfaad/filtbank.h => contrib/libfaad/filtbank.h
rename : src/libfaad/fixed.h => contrib/libfaad/fixed.h
rename : src/libfaad/hcr.c => contrib/libfaad/hcr.c
rename : src/libfaad/huffman.c => contrib/libfaad/huffman.c
rename : src/libfaad/huffman.h => contrib/libfaad/huffman.h
rename : src/libfaad/ic_predict.c => contrib/libfaad/ic_predict.c
rename : src/libfaad/ic_predict.h => contrib/libfaad/ic_predict.h
rename : src/libfaad/iq_table.h => contrib/libfaad/iq_table.h
rename : src/libfaad/is.c => contrib/libfaad/is.c
rename : src/libfaad/is.h => contrib/libfaad/is.h
rename : src/libfaad/kbd_win.h => contrib/libfaad/kbd_win.h
rename : src/libfaad/lt_predict.c => contrib/libfaad/lt_predict.c
rename : src/libfaad/lt_predict.h => contrib/libfaad/lt_predict.h
rename : src/libfaad/mdct.c => contrib/libfaad/mdct.c
rename : src/libfaad/mdct.h => contrib/libfaad/mdct.h
rename : src/libfaad/mdct_tab.h => contrib/libfaad/mdct_tab.h
rename : src/libfaad/mp4.c => contrib/libfaad/mp4.c
rename : src/libfaad/mp4.h => contrib/libfaad/mp4.h
rename : src/libfaad/ms.c => contrib/libfaad/ms.c
rename : src/libfaad/ms.h => contrib/libfaad/ms.h
rename : src/libfaad/output.c => contrib/libfaad/output.c
rename : src/libfaad/output.h => contrib/libfaad/output.h
rename : src/libfaad/pns.c => contrib/libfaad/pns.c
rename : src/libfaad/pns.h => contrib/libfaad/pns.h
rename : src/libfaad/ps_dec.c => contrib/libfaad/ps_dec.c
rename : src/libfaad/ps_dec.h => contrib/libfaad/ps_dec.h
rename : src/libfaad/ps_syntax.c => contrib/libfaad/ps_syntax.c
rename : src/libfaad/ps_tables.h => contrib/libfaad/ps_tables.h
rename : src/libfaad/pulse.c => contrib/libfaad/pulse.c
rename : src/libfaad/pulse.h => contrib/libfaad/pulse.h
rename : src/libfaad/rvlc.c => contrib/libfaad/rvlc.c
rename : src/libfaad/rvlc.h => contrib/libfaad/rvlc.h
rename : src/libfaad/sbr_dct.c => contrib/libfaad/sbr_dct.c
rename : src/libfaad/sbr_dct.h => contrib/libfaad/sbr_dct.h
rename : src/libfaad/sbr_dec.c => contrib/libfaad/sbr_dec.c
rename : src/libfaad/sbr_dec.h => contrib/libfaad/sbr_dec.h
rename : src/libfaad/sbr_e_nf.c => contrib/libfaad/sbr_e_nf.c
rename : src/libfaad/sbr_e_nf.h => contrib/libfaad/sbr_e_nf.h
rename : src/libfaad/sbr_fbt.c => contrib/libfaad/sbr_fbt.c
rename : src/libfaad/sbr_fbt.h => contrib/libfaad/sbr_fbt.h
rename : src/libfaad/sbr_hfadj.c => contrib/libfaad/sbr_hfadj.c
rename : src/libfaad/sbr_hfadj.h => contrib/libfaad/sbr_hfadj.h
rename : src/libfaad/sbr_hfgen.c => contrib/libfaad/sbr_hfgen.c
rename : src/libfaad/sbr_hfgen.h => contrib/libfaad/sbr_hfgen.h
rename : src/libfaad/sbr_huff.c => contrib/libfaad/sbr_huff.c
rename : src/libfaad/sbr_huff.h => contrib/libfaad/sbr_huff.h
rename : src/libfaad/sbr_noise.h => contrib/libfaad/sbr_noise.h
rename : src/libfaad/sbr_qmf.c => contrib/libfaad/sbr_qmf.c
rename : src/libfaad/sbr_qmf.h => contrib/libfaad/sbr_qmf.h
rename : src/libfaad/sbr_qmf_c.h => contrib/libfaad/sbr_qmf_c.h
rename : src/libfaad/sbr_syntax.c => contrib/libfaad/sbr_syntax.c
rename : src/libfaad/sbr_syntax.h => contrib/libfaad/sbr_syntax.h
rename : src/libfaad/sbr_tf_grid.c => contrib/libfaad/sbr_tf_grid.c
rename : src/libfaad/sbr_tf_grid.h => contrib/libfaad/sbr_tf_grid.h
rename : src/libfaad/sine_win.h => contrib/libfaad/sine_win.h
rename : src/libfaad/specrec.c => contrib/libfaad/specrec.c
rename : src/libfaad/specrec.h => contrib/libfaad/specrec.h
rename : src/libfaad/ssr.c => contrib/libfaad/ssr.c
rename : src/libfaad/ssr.h => contrib/libfaad/ssr.h
rename : src/libfaad/ssr_fb.c => contrib/libfaad/ssr_fb.c
rename : src/libfaad/ssr_fb.h => contrib/libfaad/ssr_fb.h
rename : src/libfaad/ssr_ipqf.c => contrib/libfaad/ssr_ipqf.c
rename : src/libfaad/ssr_ipqf.h => contrib/libfaad/ssr_ipqf.h
rename : src/libfaad/ssr_win.h => contrib/libfaad/ssr_win.h
rename : src/libfaad/structs.h => contrib/libfaad/structs.h
rename : src/libfaad/syntax.c => contrib/libfaad/syntax.c
rename : src/libfaad/syntax.h => contrib/libfaad/syntax.h
rename : src/libfaad/tns.c => contrib/libfaad/tns.c
rename : src/libfaad/tns.h => contrib/libfaad/tns.h
rename : src/libfaad/xine_faad_decoder.c => src/libxineadec/xine_faad_decoder.c
Diffstat (limited to 'src/libfaad/sbr_huff.c')
-rw-r--r-- | src/libfaad/sbr_huff.c | 357 |
1 files changed, 0 insertions, 357 deletions
diff --git a/src/libfaad/sbr_huff.c b/src/libfaad/sbr_huff.c deleted file mode 100644 index 39ae32b9b..000000000 --- a/src/libfaad/sbr_huff.c +++ /dev/null @@ -1,357 +0,0 @@ -/* -** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding -** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com -** -** This program is free software; you can redistribute it and/or modify -** it under the terms of the GNU General Public License as published by -** the Free Software Foundation; either version 2 of the License, or -** (at your option) any later version. -** -** This program is distributed in the hope that it will be useful, -** but WITHOUT ANY WARRANTY; without even the implied warranty of -** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -** GNU General Public License for more details. -** -** You should have received a copy of the GNU General Public License -** along with this program; if not, write to the Free Software -** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -** -** Any non-GPL usage of this software or parts of this software is strictly -** forbidden. -** -** Commercial non-GPL licensing of this software is possible. -** For more info contact Ahead Software through Mpeg4AAClicense@nero.com. -** -** $Id: sbr_huff.c,v 1.7 2005/10/29 23:57:07 tmmm Exp $ -**/ - -#include "common.h" -#include "structs.h" - -#ifdef SBR_DEC - -#include "sbr_syntax.h" -#include "bits.h" -#include "sbr_huff.h" -#include "sbr_e_nf.h" - - -typedef const int8_t (*sbr_huff_tab)[2]; - -static const int8_t t_huffman_env_1_5dB[120][2] = { - { 1, 2 }, { -64, -65 }, { 3, 4 }, { -63, -66 }, - { 5, 6 }, { -62, -67 }, { 7, 8 }, { -61, -68 }, - { 9, 10 }, { -60, -69 }, { 11, 12 }, { -59, -70 }, - { 13, 14 }, { -58, -71 }, { 15, 16 }, { -57, -72 }, - { 17, 18 }, { -73, -56 }, { 19, 21 }, { -74, 20 }, - { -55, -75 }, { 22, 26 }, { 23, 24 }, { -54, -76 }, - { -77, 25 }, { -53, -78 }, { 27, 34 }, { 28, 29 }, - { -52, -79 }, { 30, 31 }, { -80, -51 }, { 32, 33 }, - { -83, -82 }, { -81, -50 }, { 35, 57 }, { 36, 40 }, - { 37, 38 }, { -88, -84 }, { -48, 39 }, { -90, -85 }, - { 41, 46 }, { 42, 43 }, { -49, -87 }, { 44, 45 }, - { -89, -86 }, {-124,-123 }, { 47, 50 }, { 48, 49 }, - {-122,-121 }, {-120,-119 }, { 51, 54 }, { 52, 53 }, - {-118,-117 }, {-116,-115 }, { 55, 56 }, {-114,-113 }, - {-112,-111 }, { 58, 89 }, { 59, 74 }, { 60, 67 }, - { 61, 64 }, { 62, 63 }, {-110,-109 }, {-108,-107 }, - { 65, 66 }, {-106,-105 }, {-104,-103 }, { 68, 71 }, - { 69, 70 }, {-102,-101 }, {-100, -99 }, { 72, 73 }, - { -98, -97 }, { -96, -95 }, { 75, 82 }, { 76, 79 }, - { 77, 78 }, { -94, -93 }, { -92, -91 }, { 80, 81 }, - { -47, -46 }, { -45, -44 }, { 83, 86 }, { 84, 85 }, - { -43, -42 }, { -41, -40 }, { 87, 88 }, { -39, -38 }, - { -37, -36 }, { 90, 105 }, { 91, 98 }, { 92, 95 }, - { 93, 94 }, { -35, -34 }, { -33, -32 }, { 96, 97 }, - { -31, -30 }, { -29, -28 }, { 99, 102 }, { 100, 101 }, - { -27, -26 }, { -25, -24 }, { 103, 104 }, { -23, -22 }, - { -21, -20 }, { 106, 113 }, { 107, 110 }, { 108, 109 }, - { -19, -18 }, { -17, -16 }, { 111, 112 }, { -15, -14 }, - { -13, -12 }, { 114, 117 }, { 115, 116 }, { -11, -10 }, - { -9, -8 }, { 118, 119 }, { -7, -6 }, { -5, -4 } -}; - -static const int8_t f_huffman_env_1_5dB[120][2] = { - { 1, 2 }, { -64, -65 }, { 3, 4 }, { -63, -66 }, - { 5, 6 }, { -67, -62 }, { 7, 8 }, { -68, -61 }, - { 9, 10 }, { -69, -60 }, { 11, 13 }, { -70, 12 }, - { -59, -71 }, { 14, 16 }, { -58, 15 }, { -72, -57 }, - { 17, 19 }, { -73, 18 }, { -56, -74 }, { 20, 23 }, - { 21, 22 }, { -55, -75 }, { -54, -53 }, { 24, 27 }, - { 25, 26 }, { -76, -52 }, { -77, -51 }, { 28, 31 }, - { 29, 30 }, { -50, -78 }, { -79, -49 }, { 32, 36 }, - { 33, 34 }, { -48, -47 }, { -80, 35 }, { -81, -82 }, - { 37, 47 }, { 38, 41 }, { 39, 40 }, { -83, -46 }, - { -45, -84 }, { 42, 44 }, { -85, 43 }, { -44, -43 }, - { 45, 46 }, { -88, -87 }, { -86, -90 }, { 48, 66 }, - { 49, 56 }, { 50, 53 }, { 51, 52 }, { -92, -42 }, - { -41, -39 }, { 54, 55 }, {-105, -89 }, { -38, -37 }, - { 57, 60 }, { 58, 59 }, { -94, -91 }, { -40, -36 }, - { 61, 63 }, { -20, 62 }, {-115,-110 }, { 64, 65 }, - {-108,-107 }, {-101, -97 }, { 67, 89 }, { 68, 75 }, - { 69, 72 }, { 70, 71 }, { -95, -93 }, { -34, -27 }, - { 73, 74 }, { -22, -17 }, { -16,-124 }, { 76, 82 }, - { 77, 79 }, {-123, 78 }, {-122,-121 }, { 80, 81 }, - {-120,-119 }, {-118,-117 }, { 83, 86 }, { 84, 85 }, - {-116,-114 }, {-113,-112 }, { 87, 88 }, {-111,-109 }, - {-106,-104 }, { 90, 105 }, { 91, 98 }, { 92, 95 }, - { 93, 94 }, {-103,-102 }, {-100, -99 }, { 96, 97 }, - { -98, -96 }, { -35, -33 }, { 99, 102 }, { 100, 101 }, - { -32, -31 }, { -30, -29 }, { 103, 104 }, { -28, -26 }, - { -25, -24 }, { 106, 113 }, { 107, 110 }, { 108, 109 }, - { -23, -21 }, { -19, -18 }, { 111, 112 }, { -15, -14 }, - { -13, -12 }, { 114, 117 }, { 115, 116 }, { -11, -10 }, - { -9, -8 }, { 118, 119 }, { -7, -6 }, { -5, -4 } -}; - -static const int8_t t_huffman_env_bal_1_5dB[48][2] = { - { -64, 1 }, { -63, 2 }, { -65, 3 }, { -62, 4 }, - { -66, 5 }, { -61, 6 }, { -67, 7 }, { -60, 8 }, - { -68, 9 }, { 10, 11 }, { -69, -59 }, { 12, 13 }, - { -70, -58 }, { 14, 28 }, { 15, 21 }, { 16, 18 }, - { -57, 17 }, { -71, -56 }, { 19, 20 }, { -88, -87 }, - { -86, -85 }, { 22, 25 }, { 23, 24 }, { -84, -83 }, - { -82, -81 }, { 26, 27 }, { -80, -79 }, { -78, -77 }, - { 29, 36 }, { 30, 33 }, { 31, 32 }, { -76, -75 }, - { -74, -73 }, { 34, 35 }, { -72, -55 }, { -54, -53 }, - { 37, 41 }, { 38, 39 }, { -52, -51 }, { -50, 40 }, - { -49, -48 }, { 42, 45 }, { 43, 44 }, { -47, -46 }, - { -45, -44 }, { 46, 47 }, { -43, -42 }, { -41, -40 } -}; - -static const int8_t f_huffman_env_bal_1_5dB[48][2] = { - { -64, 1 }, { -65, 2 }, { -63, 3 }, { -66, 4 }, - { -62, 5 }, { -61, 6 }, { -67, 7 }, { -68, 8 }, - { -60, 9 }, { 10, 11 }, { -69, -59 }, { -70, 12 }, - { -58, 13 }, { 14, 17 }, { -71, 15 }, { -57, 16 }, - { -56, -73 }, { 18, 32 }, { 19, 25 }, { 20, 22 }, - { -72, 21 }, { -88, -87 }, { 23, 24 }, { -86, -85 }, - { -84, -83 }, { 26, 29 }, { 27, 28 }, { -82, -81 }, - { -80, -79 }, { 30, 31 }, { -78, -77 }, { -76, -75 }, - { 33, 40 }, { 34, 37 }, { 35, 36 }, { -74, -55 }, - { -54, -53 }, { 38, 39 }, { -52, -51 }, { -50, -49 }, - { 41, 44 }, { 42, 43 }, { -48, -47 }, { -46, -45 }, - { 45, 46 }, { -44, -43 }, { -42, 47 }, { -41, -40 } -}; - -static const int8_t t_huffman_env_3_0dB[62][2] = { - { -64, 1 }, { -65, 2 }, { -63, 3 }, { -66, 4 }, - { -62, 5 }, { -67, 6 }, { -61, 7 }, { -68, 8 }, - { -60, 9 }, { 10, 11 }, { -69, -59 }, { 12, 14 }, - { -70, 13 }, { -71, -58 }, { 15, 18 }, { 16, 17 }, - { -72, -57 }, { -73, -74 }, { 19, 22 }, { -56, 20 }, - { -55, 21 }, { -54, -77 }, { 23, 31 }, { 24, 25 }, - { -75, -76 }, { 26, 27 }, { -78, -53 }, { 28, 29 }, - { -52, -95 }, { -94, 30 }, { -93, -92 }, { 32, 47 }, - { 33, 40 }, { 34, 37 }, { 35, 36 }, { -91, -90 }, - { -89, -88 }, { 38, 39 }, { -87, -86 }, { -85, -84 }, - { 41, 44 }, { 42, 43 }, { -83, -82 }, { -81, -80 }, - { 45, 46 }, { -79, -51 }, { -50, -49 }, { 48, 55 }, - { 49, 52 }, { 50, 51 }, { -48, -47 }, { -46, -45 }, - { 53, 54 }, { -44, -43 }, { -42, -41 }, { 56, 59 }, - { 57, 58 }, { -40, -39 }, { -38, -37 }, { 60, 61 }, - { -36, -35 }, { -34, -33 } -}; - -static const int8_t f_huffman_env_3_0dB[62][2] = { - { -64, 1 }, { -65, 2 }, { -63, 3 }, { -66, 4 }, - { -62, 5 }, { -67, 6 }, { 7, 8 }, { -61, -68 }, - { 9, 10 }, { -60, -69 }, { 11, 12 }, { -59, -70 }, - { 13, 14 }, { -58, -71 }, { 15, 16 }, { -57, -72 }, - { 17, 19 }, { -56, 18 }, { -55, -73 }, { 20, 24 }, - { 21, 22 }, { -74, -54 }, { -53, 23 }, { -75, -76 }, - { 25, 30 }, { 26, 27 }, { -52, -51 }, { 28, 29 }, - { -77, -79 }, { -50, -49 }, { 31, 39 }, { 32, 35 }, - { 33, 34 }, { -78, -46 }, { -82, -88 }, { 36, 37 }, - { -83, -48 }, { -47, 38 }, { -86, -85 }, { 40, 47 }, - { 41, 44 }, { 42, 43 }, { -80, -44 }, { -43, -42 }, - { 45, 46 }, { -39, -87 }, { -84, -40 }, { 48, 55 }, - { 49, 52 }, { 50, 51 }, { -95, -94 }, { -93, -92 }, - { 53, 54 }, { -91, -90 }, { -89, -81 }, { 56, 59 }, - { 57, 58 }, { -45, -41 }, { -38, -37 }, { 60, 61 }, - { -36, -35 }, { -34, -33 } -}; - -static const int8_t t_huffman_env_bal_3_0dB[24][2] = { - { -64, 1 }, { -63, 2 }, { -65, 3 }, { -66, 4 }, - { -62, 5 }, { -61, 6 }, { -67, 7 }, { -68, 8 }, - { -60, 9 }, { 10, 16 }, { 11, 13 }, { -69, 12 }, - { -76, -75 }, { 14, 15 }, { -74, -73 }, { -72, -71 }, - { 17, 20 }, { 18, 19 }, { -70, -59 }, { -58, -57 }, - { 21, 22 }, { -56, -55 }, { -54, 23 }, { -53, -52 } -}; - -static const int8_t f_huffman_env_bal_3_0dB[24][2] = { - { -64, 1 }, { -65, 2 }, { -63, 3 }, { -66, 4 }, - { -62, 5 }, { -61, 6 }, { -67, 7 }, { -68, 8 }, - { -60, 9 }, { 10, 13 }, { -69, 11 }, { -59, 12 }, - { -58, -76 }, { 14, 17 }, { 15, 16 }, { -75, -74 }, - { -73, -72 }, { 18, 21 }, { 19, 20 }, { -71, -70 }, - { -57, -56 }, { 22, 23 }, { -55, -54 }, { -53, -52 } -}; - -static const int8_t t_huffman_noise_3_0dB[62][2] = { - { -64, 1 }, { -63, 2 }, { -65, 3 }, { -66, 4 }, - { -62, 5 }, { -67, 6 }, { 7, 8 }, { -61, -68 }, - { 9, 30 }, { 10, 15 }, { -60, 11 }, { -69, 12 }, - { 13, 14 }, { -59, -53 }, { -95, -94 }, { 16, 23 }, - { 17, 20 }, { 18, 19 }, { -93, -92 }, { -91, -90 }, - { 21, 22 }, { -89, -88 }, { -87, -86 }, { 24, 27 }, - { 25, 26 }, { -85, -84 }, { -83, -82 }, { 28, 29 }, - { -81, -80 }, { -79, -78 }, { 31, 46 }, { 32, 39 }, - { 33, 36 }, { 34, 35 }, { -77, -76 }, { -75, -74 }, - { 37, 38 }, { -73, -72 }, { -71, -70 }, { 40, 43 }, - { 41, 42 }, { -58, -57 }, { -56, -55 }, { 44, 45 }, - { -54, -52 }, { -51, -50 }, { 47, 54 }, { 48, 51 }, - { 49, 50 }, { -49, -48 }, { -47, -46 }, { 52, 53 }, - { -45, -44 }, { -43, -42 }, { 55, 58 }, { 56, 57 }, - { -41, -40 }, { -39, -38 }, { 59, 60 }, { -37, -36 }, - { -35, 61 }, { -34, -33 } -}; - -static const int8_t t_huffman_noise_bal_3_0dB[24][2] = { - { -64, 1 }, { -65, 2 }, { -63, 3 }, { 4, 9 }, - { -66, 5 }, { -62, 6 }, { 7, 8 }, { -76, -75 }, - { -74, -73 }, { 10, 17 }, { 11, 14 }, { 12, 13 }, - { -72, -71 }, { -70, -69 }, { 15, 16 }, { -68, -67 }, - { -61, -60 }, { 18, 21 }, { 19, 20 }, { -59, -58 }, - { -57, -56 }, { 22, 23 }, { -55, -54 }, { -53, -52 } -}; - - -static INLINE int16_t sbr_huff_dec(bitfile *ld, sbr_huff_tab t_huff) -{ - uint8_t bit; - int16_t index = 0; - - while (index >= 0) - { - bit = (uint8_t)faad_get1bit(ld); - index = t_huff[index][bit]; - } - - return index + 64; -} - -/* table 10 */ -void sbr_envelope(bitfile *ld, sbr_info *sbr, uint8_t ch) -{ - uint8_t env, band; - int8_t delta = 0; - sbr_huff_tab t_huff, f_huff; - - if ((sbr->L_E[ch] == 1) && (sbr->bs_frame_class[ch] == FIXFIX)) - sbr->amp_res[ch] = 0; - else - sbr->amp_res[ch] = sbr->bs_amp_res; - - if ((sbr->bs_coupling) && (ch == 1)) - { - delta = 1; - if (sbr->amp_res[ch]) - { - t_huff = t_huffman_env_bal_3_0dB; - f_huff = f_huffman_env_bal_3_0dB; - } else { - t_huff = t_huffman_env_bal_1_5dB; - f_huff = f_huffman_env_bal_1_5dB; - } - } else { - delta = 0; - if (sbr->amp_res[ch]) - { - t_huff = t_huffman_env_3_0dB; - f_huff = f_huffman_env_3_0dB; - } else { - t_huff = t_huffman_env_1_5dB; - f_huff = f_huffman_env_1_5dB; - } - } - - for (env = 0; env < sbr->L_E[ch]; env++) - { - if (sbr->bs_df_env[ch][env] == 0) - { - if ((sbr->bs_coupling == 1) && (ch == 1)) - { - if (sbr->amp_res[ch]) - { - sbr->E[ch][0][env] = (uint16_t)(faad_getbits(ld, 5 - DEBUGVAR(1,272,"sbr_envelope(): bs_data_env")) << delta); - } else { - sbr->E[ch][0][env] = (uint16_t)(faad_getbits(ld, 6 - DEBUGVAR(1,273,"sbr_envelope(): bs_data_env")) << delta); - } - } else { - if (sbr->amp_res[ch]) - { - sbr->E[ch][0][env] = (uint16_t)(faad_getbits(ld, 6 - DEBUGVAR(1,274,"sbr_envelope(): bs_data_env")) << delta); - } else { - sbr->E[ch][0][env] = (uint16_t)(faad_getbits(ld, 7 - DEBUGVAR(1,275,"sbr_envelope(): bs_data_env")) << delta); - } - } - - for (band = 1; band < sbr->n[sbr->f[ch][env]]; band++) - { - sbr->E[ch][band][env] = (sbr_huff_dec(ld, f_huff) << delta); - } - - } else { - for (band = 0; band < sbr->n[sbr->f[ch][env]]; band++) - { - sbr->E[ch][band][env] = (sbr_huff_dec(ld, t_huff) << delta); - } - } - } - - extract_envelope_data(sbr, ch); -} - -/* table 11 */ -void sbr_noise(bitfile *ld, sbr_info *sbr, uint8_t ch) -{ - uint8_t noise, band; - int8_t delta = 0; - sbr_huff_tab t_huff, f_huff; - - if ((sbr->bs_coupling == 1) && (ch == 1)) - { - delta = 1; - t_huff = t_huffman_noise_bal_3_0dB; - f_huff = f_huffman_env_bal_3_0dB; - } else { - delta = 0; - t_huff = t_huffman_noise_3_0dB; - f_huff = f_huffman_env_3_0dB; - } - - for (noise = 0; noise < sbr->L_Q[ch]; noise++) - { - if(sbr->bs_df_noise[ch][noise] == 0) - { - if ((sbr->bs_coupling == 1) && (ch == 1)) - { - sbr->Q[ch][0][noise] = (faad_getbits(ld, 5 - DEBUGVAR(1,276,"sbr_noise(): bs_data_noise")) << delta); - } else { - sbr->Q[ch][0][noise] = (faad_getbits(ld, 5 - DEBUGVAR(1,277,"sbr_noise(): bs_data_noise")) << delta); - } - for (band = 1; band < sbr->N_Q; band++) - { - sbr->Q[ch][band][noise] = (sbr_huff_dec(ld, f_huff) << delta); - } - } else { - for (band = 0; band < sbr->N_Q; band++) - { - sbr->Q[ch][band][noise] = (sbr_huff_dec(ld, t_huff) << delta); - } - } - } - - extract_noise_floor_data(sbr, ch); -} - -#endif |