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avcodec/dolby_e: split decoder and parser more thoroughly
Neither module should depend on the other. Move shared functions to its own file for this purpose, and ensure source files are compiled only when the required modules are enabled. Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
parent
12c8aeb2b8
commit
81d070dd09
@ -40,7 +40,6 @@ OBJS = ac3_parser.o \
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d3d11va.o \
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decode.o \
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dirac.o \
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dolby_e_parser.o \
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dv_profile.o \
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encode.o \
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imgconvert.o \
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@ -286,7 +285,7 @@ OBJS-$(CONFIG_DIRAC_DECODER) += diracdec.o dirac.o diracdsp.o diractab
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OBJS-$(CONFIG_DFA_DECODER) += dfa.o
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OBJS-$(CONFIG_DNXHD_DECODER) += dnxhddec.o dnxhddata.o
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OBJS-$(CONFIG_DNXHD_ENCODER) += dnxhdenc.o dnxhddata.o
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OBJS-$(CONFIG_DOLBY_E_DECODER) += dolby_e.o kbdwin.o
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OBJS-$(CONFIG_DOLBY_E_DECODER) += dolby_e.o dolby_e_parse.o kbdwin.o
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OBJS-$(CONFIG_DPX_DECODER) += dpx.o
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OBJS-$(CONFIG_DPX_ENCODER) += dpxenc.o
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OBJS-$(CONFIG_DSD_LSBF_DECODER) += dsddec.o dsd.o
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@ -1087,6 +1086,7 @@ OBJS-$(CONFIG_COOK_PARSER) += cook_parser.o
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OBJS-$(CONFIG_DCA_PARSER) += dca_parser.o dca_exss.o dca.o
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OBJS-$(CONFIG_DIRAC_PARSER) += dirac_parser.o
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OBJS-$(CONFIG_DNXHD_PARSER) += dnxhd_parser.o dnxhddata.o
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OBJS-$(CONFIG_DOLBY_E_PARSER) += dolby_e_parser.o dolby_e_parse.o
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OBJS-$(CONFIG_DPX_PARSER) += dpx_parser.o
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OBJS-$(CONFIG_DVAUDIO_PARSER) += dvaudio_parser.o
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OBJS-$(CONFIG_DVBSUB_PARSER) += dvbsub_parser.o
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@ -26,12 +26,584 @@
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#include "internal.h"
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#include "get_bits.h"
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#include "put_bits.h"
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#include "parser.h"
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#include "dolby_e.h"
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#include "dolby_edec.h"
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#include "dolby_e_parser_internal.h"
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#include "kbdwin.h"
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#include "fft.h"
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#define MAX_SEGMENTS 2
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#define MAX_GROUPS 8
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#define MAX_EXPONENTS 304
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#define MAX_MANTISSAS 1024
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#define MAX_MSTR_EXP 2
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#define MAX_BIAS_EXP 50
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typedef struct DBEGroup {
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uint8_t nb_exponent;
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uint8_t nb_bias_exp[MAX_MSTR_EXP];
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uint16_t exp_ofs;
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uint16_t mnt_ofs;
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const uint8_t *nb_mantissa;
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uint8_t imdct_idx;
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uint8_t imdct_phs;
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uint16_t win_len;
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uint16_t dst_ofs;
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uint16_t win_ofs;
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uint16_t src_ofs;
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} DBEGroup;
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typedef struct DBEChannel {
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int gr_code;
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int bw_code;
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int nb_groups;
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int nb_mstr_exp;
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DBEGroup groups[MAX_GROUPS];
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int exp_strategy[MAX_GROUPS];
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int exponents[MAX_EXPONENTS];
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int bap[MAX_EXPONENTS];
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int idx[MAX_EXPONENTS];
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DECLARE_ALIGNED(32, float, mantissas)[MAX_MANTISSAS];
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} DBEChannel;
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typedef struct DBEDecodeContext {
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AVCodecContext *avctx;
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DBEContext dectx;
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DolbyEHeaderInfo metadata;
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DBEChannel channels[MAX_SEGMENTS][MAX_CHANNELS];
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DECLARE_ALIGNED(32, float, history)[MAX_CHANNELS][256];
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FFTContext imdct[3];
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AVFloatDSPContext *fdsp;
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} DBEDecodeContext;
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static const int8_t lfe_channel_tab[MAX_PROG_CONF + 1] = {
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5, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, 4,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 5, 5
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};
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static const uint8_t ch_reorder_4[4] = { 0, 2, 1, 3 };
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static const uint8_t ch_reorder_6[6] = { 0, 2, 4, 1, 3, 5 };
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static const uint8_t ch_reorder_8[8] = { 0, 2, 6, 4, 1, 3, 7, 5 };
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static const uint8_t ch_reorder_n[8] = { 0, 2, 4, 6, 1, 3, 5, 7 };
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static const uint8_t nb_groups_tab[4] = { 1, 8, 7, 1 };
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static const uint8_t nb_mstr_exp_tab[4] = { 2, 2, 2, 1 };
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static const uint8_t nb_mantissa_38[38] = {
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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2, 2, 2, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 6, 6,
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7, 8, 9, 10, 11, 12,
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};
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static const uint8_t nb_mantissa_44[44] = {
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
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2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 6, 7, 7,
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8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 25,
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};
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static const uint8_t nb_mantissa_50[50] = {
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1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3,
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3, 4, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10, 12, 13, 14, 16,
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18, 19, 22, 24, 27, 29, 32, 36, 40, 44, 49, 54, 60, 66, 74, 82,
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90, 100,
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};
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static const uint8_t imdct_bits_tab[3] = { 8, 9, 11 };
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static const DBEGroup grp_tab_0[1] = {
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{ 50, { 27, 23 }, 0, 0, nb_mantissa_50, 2, 0, 1152, 0, 1408, 0 },
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};
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static const DBEGroup grp_tab_1[8] = {
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{ 38, { 12, 26 }, 0, 0, nb_mantissa_38, 0, 0, 192, 0, 256, 0 },
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{ 38, { 12, 26 }, 38, 128, nb_mantissa_38, 0, 1, 256, 64, 448, 0 },
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{ 38, { 12, 26 }, 76, 256, nb_mantissa_38, 0, 1, 256, 192, 704, 0 },
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{ 38, { 12, 26 }, 114, 384, nb_mantissa_38, 0, 1, 256, 320, 0, 0 },
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{ 38, { 12, 26 }, 152, 512, nb_mantissa_38, 0, 1, 256, 448, 0, 0 },
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{ 38, { 12, 26 }, 190, 640, nb_mantissa_38, 0, 1, 256, 576, 0, 0 },
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{ 38, { 12, 26 }, 228, 768, nb_mantissa_38, 0, 1, 256, 704, 0, 0 },
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{ 38, { 12, 26 }, 266, 896, nb_mantissa_38, 0, 1, 256, 832, 0, 0 },
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};
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static const DBEGroup grp_tab_2[7] = {
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{ 38, { 12, 26 }, 0, 0, nb_mantissa_38, 0, 0, 192, 0, 256, 0 },
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{ 38, { 12, 26 }, 38, 128, nb_mantissa_38, 0, 1, 256, 64, 448, 0 },
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{ 38, { 12, 26 }, 76, 256, nb_mantissa_38, 0, 1, 256, 192, 704, 0 },
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{ 38, { 12, 26 }, 114, 384, nb_mantissa_38, 0, 1, 256, 320, 0, 0 },
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{ 38, { 12, 26 }, 152, 512, nb_mantissa_38, 0, 1, 256, 448, 0, 0 },
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{ 38, { 12, 26 }, 190, 640, nb_mantissa_38, 0, 1, 256, 576, 0, 0 },
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{ 44, { 19, 25 }, 228, 768, nb_mantissa_44, 1, 1, 448, 704, 960, 64 },
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};
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static const DBEGroup grp_tab_3[1] = {
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{ 21, { 21 }, 0, 0, nb_mantissa_50, 2, 0, 1152, 0, 1408, 0 },
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};
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static const DBEGroup grp_tab_4[1] = {
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{ 50, { 27, 23 }, 0, 0, nb_mantissa_50, 2, 2, 1152, 0, 1408, 896 },
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};
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static const DBEGroup grp_tab_5[8] = {
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{ 38, { 12, 26 }, 0, 0, nb_mantissa_38, 0, 1, 256, 64, 0, 0 },
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{ 38, { 12, 26 }, 38, 128, nb_mantissa_38, 0, 1, 256, 192, 0, 0 },
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{ 38, { 12, 26 }, 76, 256, nb_mantissa_38, 0, 1, 256, 320, 0, 0 },
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{ 38, { 12, 26 }, 114, 384, nb_mantissa_38, 0, 1, 256, 448, 0, 0 },
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{ 38, { 12, 26 }, 152, 512, nb_mantissa_38, 0, 1, 256, 576, 0, 0 },
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{ 38, { 12, 26 }, 190, 640, nb_mantissa_38, 0, 1, 256, 704, 3008, 0 },
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{ 38, { 12, 26 }, 228, 768, nb_mantissa_38, 0, 1, 256, 832, 2752, 0 },
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{ 38, { 12, 26 }, 266, 896, nb_mantissa_38, 0, 2, 192, 960, 2560, 64 },
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};
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static const DBEGroup grp_tab_6[7] = {
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{ 44, { 19, 25 }, 0, 0, nb_mantissa_44, 1, 1, 448, 0, 3264, 0 },
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{ 38, { 12, 26 }, 44, 256, nb_mantissa_38, 0, 1, 256, 320, 0, 0 },
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{ 38, { 12, 26 }, 82, 384, nb_mantissa_38, 0, 1, 256, 448, 0, 0 },
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{ 38, { 12, 26 }, 120, 512, nb_mantissa_38, 0, 1, 256, 576, 0, 0 },
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{ 38, { 12, 26 }, 158, 640, nb_mantissa_38, 0, 1, 256, 704, 3008, 0 },
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{ 38, { 12, 26 }, 196, 768, nb_mantissa_38, 0, 1, 256, 832, 2752, 0 },
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{ 38, { 12, 26 }, 234, 896, nb_mantissa_38, 0, 2, 192, 960, 2560, 64 },
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};
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static const DBEGroup grp_tab_7[1] = {
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{ 21, { 21 }, 0, 0, nb_mantissa_50, 2, 2, 1152, 0, 1408, 896 },
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};
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static const DBEGroup *const frm_ofs_tab[2][4] = {
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{ grp_tab_0, grp_tab_1, grp_tab_2, grp_tab_3 },
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{ grp_tab_4, grp_tab_5, grp_tab_6, grp_tab_7 }
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};
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static const uint8_t mantissa_size1[16][4] = {
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{ 0, 0, 0, 0 }, { 2, 1, 1, 1 }, { 3, 2, 1, 1 }, { 4, 3, 2, 1 },
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{ 5, 4, 3, 2 }, { 6, 5, 4, 3 }, { 7, 6, 5, 4 }, { 8, 7, 6, 5 },
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{ 9, 8, 7, 6 }, { 10, 9, 8, 7 }, { 11, 10, 9, 8 }, { 12, 11, 10, 9 },
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{ 13, 12, 11, 10 }, { 14, 13, 12, 11 }, { 15, 14, 13, 12 }, { 16, 15, 14, 13 },
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};
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static const uint8_t mantissa_size2[16][4] = {
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{ 0, 0, 0, 0 }, { 2, 1, 2, 2 }, { 3, 2, 3, 3 }, { 4, 3, 4, 4 },
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{ 5, 4, 5, 5 }, { 6, 5, 6, 6 }, { 7, 6, 7, 7 }, { 8, 7, 8, 8 },
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{ 9, 8, 9, 9 }, { 10, 9, 10, 10 }, { 11, 10, 11, 11 }, { 12, 11, 12, 12 },
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{ 13, 12, 13, 13 }, { 14, 13, 14, 14 }, { 15, 14, 15, 15 }, { 16, 15, 16, 16 },
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};
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static const float start_window[192] = {
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0.00161569379826, 0.00185748233347, 0.00198562758548, 0.00207834078104,
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0.00215717748523, 0.00223067096393, 0.00230299213147, 0.00237651215396,
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0.00245275561606, 0.00253281402069, 0.00261754673613, 0.00270768786168,
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0.00280390761895, 0.00290684998656, 0.00301715751161, 0.00313548872798,
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0.00326253122934, 0.00339901215995, 0.00354570716636, 0.00370344845023,
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0.00387313232586, 0.00405572653911, 0.00425227750970, 0.00446391759265,
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0.00469187240551, 0.00493746822816, 0.00520213944619, 0.00548743597507,
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0.00579503056737, 0.00612672586953, 0.00648446105606, 0.00687031782873,
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0.00728652552677, 0.00773546505205, 0.00821967127415, 0.00874183354619,
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0.00930479393832, 0.00991154278653, 0.01056521116692, 0.01126905994567,
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0.01202646513050, 0.01284089936559, 0.01371590957417, 0.01465509096066,
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0.01566205783408, 0.01674041199523, 0.01789370972358, 0.01912542867865,
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0.02043893626265, 0.02183746113793, 0.02332406961796, 0.02490164852364,
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0.02657289580178, 0.02834031974193, 0.03020624702903, 0.03217283918354,
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0.03424211623810, 0.03641598586180, 0.03869627565015, 0.04108476601498,
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0.04358322107390, 0.04619341515939, 0.04891715301882, 0.05175628239149,
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0.05471237327267, 0.05778734733755, 0.06098291402413, 0.06430101352084,
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0.06774345212186, 0.07131188644726, 0.07500780649199, 0.07883251748595,
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0.08278712056651, 0.08687249228061, 0.09108926295730, 0.09543779401074,
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0.09991815425851, 0.10453009536427, 0.10927302653894, 0.11414598865987,
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0.11914762799220, 0.12427616972097, 0.12952939152560, 0.13490459744934,
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0.14039859233595, 0.14600765712201, 0.15172752528722, 0.15755336077528,
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0.16347973770491, 0.16950062219342, 0.17560935661442, 0.18179864660619,
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0.18806055113821, 0.19438647593012, 0.20076717050010, 0.20719272909882,
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0.21365259576030, 0.22013557367283, 0.22662983904194, 0.23312295958328,
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0.23960191774666, 0.24605313873388, 0.25246252333253, 0.25881548554631,
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0.26509699495987, 0.27129162373316, 0.27738359807707, 0.28335685401987,
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0.28919509723179, 0.29488186663467, 0.30040060148455, 0.30573471157819,
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0.31086765019993, 0.31578298939317, 0.32046449711227, 0.32489621578468,
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0.32906254179156, 0.33294830535654, 0.33653885031840, 0.33982011325336,
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0.34277870140679, 0.34540196889300, 0.34767809062480, 0.34959613344194,
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0.35114612391958, 0.35231911235422, 0.35310723244504, 0.35350375621308,
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0.35350314372945, 0.35310108725579, 0.35229454943591, 0.35108179521634,
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0.34946241721522, 0.34743735430290, 0.34500890320420, 0.34218072298001,
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0.33895783229541, 0.33534659943168, 0.33135472505060, 0.32699121776996,
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0.32226636266000, 0.31719168282019, 0.31177989424432, 0.30604485422875,
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0.30000150362379, 0.29366580327088, 0.28705466500775, 0.28018587766131,
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0.27307802848095, 0.26575042049535, 0.25822298630189, 0.25051619882000,
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0.24265097955783, 0.23464860495522, 0.22653061137548, 0.21831869932335,
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0.21003463746705, 0.20170016703857, 0.19333690717811, 0.18496626177620,
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0.17660932835062, 0.16828680947474, 0.16001892724986, 0.15182534128597,
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0.14372507062477, 0.13573642000364, 0.12787691082233, 0.12016321713317,
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0.11261110693234, 0.10523538898282, 0.09804986534955, 0.09106728977263,
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0.08429933194438, 0.07775654768810, 0.07144835495683, 0.06538301547324,
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0.05956762170687, 0.05400808871425, 0.04870915012107, 0.04367435714993,
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0.03890607899172, 0.03440550179663, 0.03017262174627, 0.02620622428513,
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0.02250383492507, 0.01906161305732, 0.01587412848221, 0.01293388032354,
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0.01023019677288, 0.00774641320626, 0.00545109736891, 0.00325868651263,
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};
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static const float short_window2[192] = {
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0.00018861094606, 0.00033433010202, 0.00050309624485, 0.00070306161748,
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0.00093995174533, 0.00121913067128, 0.00154606505568, 0.00192647806126,
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0.00236641248692, 0.00287225985240, 0.00345077377440, 0.00410907465023,
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0.00485464855241, 0.00569534163219, 0.00663935063508, 0.00769520981249,
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0.00887177436246, 0.01017820046395, 0.01162392194150, 0.01321862359335,
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0.01497221122468, 0.01689477844427, 0.01899657030441, 0.02128794388846,
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0.02377932597692, 0.02648116795039, 0.02940389811590, 0.03255787167130,
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0.03595331854986, 0.03960028941437, 0.04350860009563, 0.04768777479454,
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0.05214698838949, 0.05689500821121, 0.06194013566525, 0.06729014809766,
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0.07295224131210, 0.07893297315602, 0.08523820859989, 0.09187306673620,
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0.09884187012422, 0.10614809690222, 0.11379433608064, 0.12178224641797,
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0.13011251926531, 0.13878484574660, 0.14779788861830, 0.15714925912610,
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0.16683549914631, 0.17685206886673, 0.18719334022589, 0.19785259629099,
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0.20882203671372, 0.22009278936030, 0.23165492816694, 0.24349749722585,
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0.25560854105961, 0.26797514099368, 0.28058345748882, 0.29341877824732,
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0.30646557185942, 0.31970754671026, 0.33312771482295, 0.34670846027024,
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0.36043161174692, 0.37427851885723, 0.38823013163645, 0.40226708279486,
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0.41636977214436, 0.43051845264462, 0.44469331748632, 0.45887458761470,
|
||||
0.47304259908636, 0.48717788964798, 0.50126128392546, 0.51527397661778,
|
||||
0.52919761310050, 0.54301436685998, 0.55670701320069, 0.57025899869448,
|
||||
0.58365450587230, 0.59687851269542, 0.60991684638414, 0.62275623122793,
|
||||
0.63538433005035, 0.64778977905593, 0.65996221584264, 0.67189230042379,
|
||||
0.68357172916486, 0.69499324160511, 0.70615062019861, 0.71703868307548,
|
||||
0.72765326998919, 0.73799122168099, 0.74805035295521, 0.75782941981995,
|
||||
0.76732808110520, 0.77654685502339, 0.78548707118622, 0.79415081863423,
|
||||
0.80254089047207, 0.81066072573188, 0.81851434910893, 0.82610630922734,
|
||||
0.83344161609862, 0.84052567843230, 0.84736424144524, 0.85396332579459,
|
||||
0.86032916822973, 0.86646816451999, 0.87238681516918, 0.87809167437532,
|
||||
0.88358930263537, 0.88888622333073, 0.89398888356256, 0.89890361943564,
|
||||
0.90363662591861, 0.90819393133744, 0.91258137648979, 0.91680459830070,
|
||||
0.92086901787718, 0.92477983276087, 0.92854201312583, 0.93216030163834,
|
||||
0.93563921662343, 0.93898305819384, 0.94219591693690, 0.94528168477979,
|
||||
|
||||
0.94823843319821, 0.95106834367330, 0.95377776558539, 0.95636718335775,
|
||||
0.95883679961479, 0.96118650212341, 0.96341583179195, 0.96552395212906,
|
||||
0.96750962060547, 0.96937116231768, 0.97110644638309, 0.97271286544154,
|
||||
0.97418731862798, 0.97552619834964, 0.97672538116257, 0.97778022299974,
|
||||
0.97868555895586, 0.97943570778357, 0.98002448120255, 0.98044519806866,
|
||||
0.98069070339493, 0.98075339216123, 0.98062523779637, 0.98029782516478,
|
||||
0.97976238784222, 0.97900984942031, 0.97803086854002, 0.97681588731895,
|
||||
0.97535518280755, 0.97363892108474, 0.97165721358452, 0.96940017523145,
|
||||
0.96685798395452, 0.96402094114589, 0.96087953263194, 0.95742448973047,
|
||||
0.95364684997699, 0.94953801711660, 0.94508981997396, 0.94029456983253,
|
||||
0.93514511597504, 0.92963489905951, 0.92375800202883, 0.91750919827624,
|
||||
0.91088399681406, 0.90387868421832, 0.89649036314692, 0.88871698725397,
|
||||
0.88055739234735, 0.87201132366062, 0.86307945913336, 0.85376342861693,
|
||||
0.84406582894455, 0.83399023482637, 0.82354120554757, 0.81272428745995,
|
||||
0.80154601230457, 0.79001389138101, 0.77813640562199, 0.76592299164227,
|
||||
0.75338402384395, 0.74053079267526, 0.72737547915460, 0.71393112578527,
|
||||
};
|
||||
|
||||
static const float short_window3[64] = {
|
||||
0.00326887936450, 0.00550242900936, 0.00786846643791, 0.01045683453520,
|
||||
0.01330402120132, 0.01643221072863, 0.01985798040609, 0.02359509464766,
|
||||
0.02765559221954, 0.03205025893128, 0.03678884369614, 0.04188015679495,
|
||||
0.04733210987781, 0.05315172583924, 0.05934513287609, 0.06591755045290,
|
||||
0.07287327156378, 0.08021564389822, 0.08794705152307, 0.09606889811179,
|
||||
0.10458159240070, 0.11348453632940, 0.12277611617809, 0.13245369691511,
|
||||
0.14251361989876, 0.15295120402567, 0.16376075037904, 0.17493555039885,
|
||||
0.18646789757072, 0.19834910260891, 0.21056951208995, 0.22311853047787,
|
||||
0.23598464546683, 0.24915545655419, 0.26261770674500, 0.27635731727778,
|
||||
0.29035942525136, 0.30460842402318, 0.31908800624032, 0.33378120935681,
|
||||
0.34867046348260, 0.36373764140285, 0.37896411059909, 0.39433078709788,
|
||||
0.40981819096657, 0.42540650327031, 0.44107562429959, 0.45680523287270,
|
||||
0.47257484651351, 0.48836388230077, 0.50415171818214, 0.51991775454258,
|
||||
0.53564147581496, 0.55130251191887, 0.56688069931047, 0.58235614142007,
|
||||
0.59770926827271, 0.61292089506118, 0.62797227945823, 0.64284517745255,
|
||||
0.65752189749349, 0.67198535273209, 0.68621911114984, 0.70020744337099,
|
||||
};
|
||||
|
||||
static const uint8_t dc_code_tab[5] = { 0, 0, 0, 1, 1 };
|
||||
|
||||
static const uint8_t ht_code_tab[5] = { 0, 0, 1, 2, 2 };
|
||||
|
||||
static const uint8_t band_ofs_tab[3][4] = {
|
||||
{ 12, 8, 4, 0 }, { 14, 10, 6, 0 }, { 12, 8, 4, 0 }
|
||||
};
|
||||
|
||||
static const uint8_t band_low_tab[3] = { 9, 17, 24 };
|
||||
|
||||
static const uint16_t fast_gain_tab[8] = {
|
||||
128, 256, 384, 512, 640, 768, 896, 1024
|
||||
};
|
||||
|
||||
static const uint16_t slow_decay_tab[2][2] = { { 27, -1 }, { 32, 21 } };
|
||||
|
||||
static const uint16_t misc_decay_tab[3][2][2] = {
|
||||
{ { 354, -1 }, { 425, 425 } },
|
||||
{ { 266, -1 }, { 320, -1 } },
|
||||
{ { 213, -1 }, { 256, -1 } }
|
||||
};
|
||||
|
||||
static const uint16_t fast_decay_tab[3][2][2][50] = {
|
||||
{{{
|
||||
142, 142, 142, 142, 142, 142, 142, 142, 142, 142,
|
||||
142, 142, 142, 142, 142, 142, 142, 142, 142, 142,
|
||||
142, 142, 142, 142, 142, 142, 142, 142, 142, 142,
|
||||
142, 142, 142, 142, 142, 142, 142, 142,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
}}, {{
|
||||
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
|
||||
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
|
||||
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
|
||||
170, 170, 170, 170, 170, 170, 170, 170,
|
||||
}, {
|
||||
64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
|
||||
64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
|
||||
64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
|
||||
64, 64, 64, 64, 64, 64, 64, 64,
|
||||
}}}, {{{
|
||||
266, 266, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1,
|
||||
}}, {{
|
||||
319, 319, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1,
|
||||
}}}, {{{
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
}}, {{
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
}}}
|
||||
};
|
||||
|
||||
static const uint16_t fast_gain_adj_tab[3][2][62] = {
|
||||
{{
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 1, 2, 4, 7, 11, 16, 29, 44, 59,
|
||||
76, 94, 116, 142, 179, 221, 252, 285, 312, 334,
|
||||
}, {
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
2, 5, 8, 10, 15, 28, 42, 57, 75, 93,
|
||||
115, 140, 177, 219, 247, 280, 308, 330, 427, 533,
|
||||
}}, {{
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 2, 5, 8, 12, 21, 35, 51, 69, 89,
|
||||
111, 138, 176, 220, 251, 284, 312, 334,
|
||||
}, {
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 2,
|
||||
5, 8, 11, 18, 33, 49, 65, 84, 106, 132,
|
||||
168, 214, 245, 279, 308, 329, 427, 533,
|
||||
}}, {{
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 1, 4, 7, 10, 17,
|
||||
31, 47, 65, 84, 107, 134, 171, 215, 250, 283,
|
||||
312, 334,
|
||||
}, {
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 3, 6, 9, 13, 27, 43,
|
||||
60, 79, 100, 126, 160, 207, 242, 276, 307, 329,
|
||||
427, 533,
|
||||
}}
|
||||
};
|
||||
|
||||
static const uint16_t slow_gain_tab[3][2][50] = {
|
||||
{{
|
||||
3072, 3072, 3072, 3072, 3072, 3072, 1063, 1063, 1063, 1063,
|
||||
1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063,
|
||||
1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063,
|
||||
1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063,
|
||||
}, {
|
||||
3072, 3072, 3072, 3072, 3072, 3072, 850, 850, 850, 850,
|
||||
850, 850, 850, 850, 850, 850, 850, 850, 850, 850,
|
||||
850, 850, 850, 850, 850, 850, 850, 850, 850, 850,
|
||||
850, 850, 850, 850, 850, 850, 850, 850,
|
||||
}}, {{
|
||||
3072, 1212, 1212, 1212, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1,
|
||||
}}, {{
|
||||
3072, 3072, 3072, 3072, 3072, 3072, 3072, 3072, 3072, 3072,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
}}
|
||||
};
|
||||
|
||||
static const uint16_t hearing_thresh_tab[3][3][50] = {
|
||||
{{
|
||||
1403, 1141, 1000, 959, 948, 957, 946, 925, 899, 871,
|
||||
843, 815, 789, 766, 745, 727, 705, 687, 681, 686,
|
||||
701, 725, 768, 854, 940, 1018, 1075, 1103, 1111, 1106,
|
||||
1098, 1105, 1142, 1237, 1419, 1721, 2169, 2805,
|
||||
}, {
|
||||
1401, 1130, 995, 957, 947, 955, 941, 918, 890, 861,
|
||||
831, 803, 777, 754, 734, 717, 698, 684, 682, 692,
|
||||
712, 743, 798, 894, 976, 1045, 1091, 1109, 1110, 1102,
|
||||
1098, 1116, 1174, 1300, 1526, 1884, 2401, 3072,
|
||||
}, {
|
||||
1393, 1086, 974, 949, 957, 941, 913, 878, 843, 808,
|
||||
777, 750, 727, 708, 695, 686, 681, 689, 714, 752,
|
||||
811, 888, 971, 1044, 1087, 1108, 1110, 1102, 1098, 1115,
|
||||
1172, 1290, 1489, 1812, 2293, 2964, 3072, 3072,
|
||||
}}, {{
|
||||
1412, 1343, 1141, 1047, 1000, 974, 959, 951, 948, 947,
|
||||
957, 953, 946, 936, 925, 906, 878, 850, 822, 795,
|
||||
771, 745, 719, 700, 687, 681, 685, 701, 733, 784,
|
||||
885, 977, 1047, 1092, 1110, 1108, 1099, 1102, 1138, 1233,
|
||||
1413, 1711, 2157, 2797,
|
||||
}, {
|
||||
1412, 1336, 1130, 1040, 995, 970, 957, 950, 947, 947,
|
||||
955, 950, 941, 930, 918, 897, 868, 838, 810, 783,
|
||||
759, 734, 710, 693, 684, 681, 690, 712, 752, 823,
|
||||
924, 1009, 1069, 1102, 1111, 1104, 1098, 1111, 1168, 1295,
|
||||
1518, 1873, 2388, 3072,
|
||||
}, {
|
||||
1411, 1293, 1086, 1009, 974, 957, 949, 947, 957, 951,
|
||||
941, 928, 913, 896, 878, 852, 817, 785, 756, 732,
|
||||
713, 695, 683, 682, 689, 710, 746, 811, 906, 992,
|
||||
1061, 1099, 1111, 1106, 1098, 1107, 1155, 1266, 1471, 1799,
|
||||
2277, 2945, 3072, 3072,
|
||||
}}, {{
|
||||
1431, 1412, 1403, 1379, 1343, 1293, 1229, 1180, 1125, 1075,
|
||||
1040, 1014, 996, 979, 965, 957, 951, 948, 947, 957,
|
||||
951, 940, 924, 903, 877, 846, 815, 785, 753, 725,
|
||||
702, 686, 681, 689, 714, 760, 847, 947, 1028, 1083,
|
||||
1108, 1109, 1101, 1100, 1132, 1222, 1402, 1705, 2160, 2803,
|
||||
}, {
|
||||
1431, 1412, 1401, 1375, 1336, 1278, 1215, 1168, 1115, 1066,
|
||||
1032, 1008, 991, 975, 962, 954, 950, 947, 947, 955,
|
||||
948, 935, 916, 894, 866, 835, 803, 772, 742, 715,
|
||||
695, 683, 683, 697, 729, 784, 887, 982, 1054, 1096,
|
||||
1111, 1106, 1098, 1107, 1159, 1281, 1505, 1865, 2391, 3072,
|
||||
}, {
|
||||
1427, 1411, 1393, 1353, 1293, 1215, 1160, 1118, 1072, 1031,
|
||||
1003, 984, 971, 960, 952, 948, 947, 957, 952, 941,
|
||||
924, 902, 876, 847, 815, 781, 750, 723, 700, 685,
|
||||
681, 691, 719, 766, 858, 958, 1039, 1089, 1109, 1108,
|
||||
1099, 1102, 1141, 1245, 1442, 1766, 2250, 2930, 3072, 3072,
|
||||
}}
|
||||
};
|
||||
|
||||
static const int16_t lwc_gain_tab[11][7] = {
|
||||
{ -21, -197, -271, -466, 32767, 32767, 32767 },
|
||||
{ -197, -29, -244, -271, -540, 32767, 32767 },
|
||||
{ -271, -244, -29, -249, -271, -593, 32767 },
|
||||
{ -466, -271, -249, -29, -251, -271, -632 },
|
||||
{ -540, -271, -251, -29, -251, -271, -664 },
|
||||
{ -593, -271, -251, -29, -252, -271, -690 },
|
||||
{ -632, -271, -252, -29, -252, -271, -711 },
|
||||
{ -664, -271, -252, -29, -252, -271, -730 },
|
||||
{ -690, -271, -252, -29, -252, -271, -745 },
|
||||
{ -711, -271, -252, -29, -253, -271, -759 },
|
||||
{ -730, -271, -253, -29, -253, -271, -771 },
|
||||
};
|
||||
|
||||
static const int16_t lwc_adj_tab[7] = {
|
||||
-192, -320, -448, -512, -448, -320, -192,
|
||||
};
|
||||
|
||||
static const uint8_t log_add_tab[212] = {
|
||||
64, 63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 52, 51, 50,
|
||||
49, 48, 47, 47, 46, 45, 44, 44, 43, 42, 41, 41, 40, 39, 38, 38,
|
||||
37, 36, 36, 35, 35, 34, 33, 33, 32, 32, 31, 30, 30, 29, 29, 28,
|
||||
28, 27, 27, 26, 26, 25, 25, 24, 24, 23, 23, 22, 22, 21, 21, 21,
|
||||
20, 20, 19, 19, 19, 18, 18, 18, 17, 17, 17, 16, 16, 16, 15, 15,
|
||||
15, 14, 14, 14, 13, 13, 13, 13, 12, 12, 12, 12, 11, 11, 11, 11,
|
||||
10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8,
|
||||
7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5,
|
||||
5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
|
||||
4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2,
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 0, 0,
|
||||
};
|
||||
|
||||
static const uint8_t bap_tab[64] = {
|
||||
0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4,
|
||||
4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8,
|
||||
8, 8, 8, 9, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11, 11, 12,
|
||||
12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 14, 15, 15, 15, 15, 15,
|
||||
};
|
||||
|
||||
static float mantissa_tab1[17][4];
|
||||
static float mantissa_tab2[17][4];
|
||||
static float mantissa_tab3[17][4];
|
||||
static float exponent_tab[50];
|
||||
static float gain_tab[1024];
|
||||
|
||||
DECLARE_ALIGNED(32, static float, window)[3712];
|
||||
|
||||
static int skip_input(DBEContext *s, int nb_words)
|
||||
{
|
||||
if (nb_words > s->input_size) {
|
||||
|
||||
@ -21,6 +21,7 @@
|
||||
#ifndef AVCODEC_DOLBY_E_H
|
||||
#define AVCODEC_DOLBY_E_H
|
||||
|
||||
#include <stdint.h>
|
||||
#include "get_bits.h"
|
||||
|
||||
#define FRAME_SAMPLES 1792
|
||||
@ -81,5 +82,23 @@ typedef struct DolbyEHeaderInfo {
|
||||
static const uint16_t sample_rate_tab[16] = {
|
||||
0, 42965, 43008, 44800, 53706, 53760
|
||||
};
|
||||
/**
|
||||
* Initialize DBEContext.
|
||||
* Set word_bits/word_bytes, input, input_size, key_present.
|
||||
* @param[out] s DBEContext.
|
||||
* @param[in] buf raw input buffer.
|
||||
* @param[in] buf_size must be 3 bytes at least.
|
||||
* @return Returns 0 on success, AVERROR_INVALIDDATA on error
|
||||
*/
|
||||
int ff_dolby_e_parse_init(DBEContext *s, const uint8_t *buf, int buf_size);
|
||||
|
||||
/**
|
||||
* Parse Dolby E metadata.
|
||||
* Parse the header up to the end_gain element.
|
||||
* @param[in] s DBEContext .
|
||||
* @param[out] hdr Pointer to struct where header info is written.
|
||||
* @return Returns 0 on success, AVERROR_INVALIDDATA on error
|
||||
*/
|
||||
int ff_dolby_e_parse_header(DBEContext *s, DolbyEHeaderInfo *hdr);
|
||||
|
||||
#endif
|
||||
|
||||
180
libavcodec/dolby_e_parse.c
Normal file
180
libavcodec/dolby_e_parse.c
Normal file
@ -0,0 +1,180 @@
|
||||
/*
|
||||
* Copyright (C) 2017 foo86
|
||||
*
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
* FFmpeg is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* FFmpeg 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
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#include "get_bits.h"
|
||||
#include "put_bits.h"
|
||||
#include "dolby_e.h"
|
||||
|
||||
static const uint8_t nb_programs_tab[MAX_PROG_CONF + 1] = {
|
||||
2, 3, 2, 3, 4, 5, 4, 5, 6, 7, 8, 1, 2, 3, 3, 4, 5, 6, 1, 2, 3, 4, 1, 1
|
||||
};
|
||||
|
||||
static const uint8_t nb_channels_tab[MAX_PROG_CONF + 1] = {
|
||||
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8
|
||||
};
|
||||
|
||||
static int skip_input(DBEContext *s, int nb_words)
|
||||
{
|
||||
if (nb_words > s->input_size) {
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
s->input += nb_words * s->word_bytes;
|
||||
s->input_size -= nb_words;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int parse_key(DBEContext *s)
|
||||
{
|
||||
if (s->key_present) {
|
||||
const uint8_t *key = s->input;
|
||||
int ret = skip_input(s, 1);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
return AV_RB24(key) >> 24 - s->word_bits;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int convert_input(DBEContext *s, int nb_words, int key)
|
||||
{
|
||||
const uint8_t *src = s->input;
|
||||
uint8_t *dst = s->buffer;
|
||||
PutBitContext pb;
|
||||
int i;
|
||||
|
||||
av_assert0(nb_words <= 1024u);
|
||||
|
||||
if (nb_words > s->input_size) {
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
switch (s->word_bits) {
|
||||
case 16:
|
||||
for (i = 0; i < nb_words; i++, src += 2, dst += 2)
|
||||
AV_WB16(dst, AV_RB16(src) ^ key);
|
||||
break;
|
||||
case 20:
|
||||
init_put_bits(&pb, s->buffer, sizeof(s->buffer));
|
||||
for (i = 0; i < nb_words; i++, src += 3)
|
||||
put_bits(&pb, 20, AV_RB24(src) >> 4 ^ key);
|
||||
flush_put_bits(&pb);
|
||||
break;
|
||||
case 24:
|
||||
for (i = 0; i < nb_words; i++, src += 3, dst += 3)
|
||||
AV_WB24(dst, AV_RB24(src) ^ key);
|
||||
break;
|
||||
default:
|
||||
av_assert0(0);
|
||||
}
|
||||
|
||||
return init_get_bits(&s->gb, s->buffer, nb_words * s->word_bits);
|
||||
}
|
||||
|
||||
int ff_dolby_e_parse_init(DBEContext *s, const uint8_t *buf, int buf_size)
|
||||
{
|
||||
int hdr;
|
||||
|
||||
if (buf_size < 3)
|
||||
return AVERROR_INVALIDDATA;
|
||||
|
||||
hdr = AV_RB24(buf);
|
||||
if ((hdr & 0xfffffe) == 0x7888e) {
|
||||
s->word_bits = 24;
|
||||
} else if ((hdr & 0xffffe0) == 0x788e0) {
|
||||
s->word_bits = 20;
|
||||
} else if ((hdr & 0xfffe00) == 0x78e00) {
|
||||
s->word_bits = 16;
|
||||
} else {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Invalid frame header\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
s->word_bytes = s->word_bits + 7 >> 3;
|
||||
s->input = buf + s->word_bytes;
|
||||
s->input_size = buf_size / s->word_bytes - 1;
|
||||
s->key_present = hdr >> 24 - s->word_bits & 1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int ff_dolby_e_parse_header(DBEContext *s, DolbyEHeaderInfo *hdr)
|
||||
{
|
||||
int i, ret, key, mtd_size;
|
||||
|
||||
if ((key = parse_key(s)) < 0)
|
||||
return key;
|
||||
if ((ret = convert_input(s, 1, key)) < 0)
|
||||
return ret;
|
||||
|
||||
skip_bits(&s->gb, 4);
|
||||
mtd_size = get_bits(&s->gb, 10);
|
||||
if (!mtd_size) {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Invalid metadata size\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
if ((ret = convert_input(s, mtd_size, key)) < 0)
|
||||
return ret;
|
||||
|
||||
skip_bits(&s->gb, 14);
|
||||
hdr->prog_conf = get_bits(&s->gb, 6);
|
||||
if (hdr->prog_conf > MAX_PROG_CONF) {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Invalid program configuration\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
hdr->nb_channels = nb_channels_tab[hdr->prog_conf];
|
||||
hdr->nb_programs = nb_programs_tab[hdr->prog_conf];
|
||||
|
||||
hdr->fr_code = get_bits(&s->gb, 4);
|
||||
hdr->fr_code_orig = get_bits(&s->gb, 4);
|
||||
if (!sample_rate_tab[hdr->fr_code] ||
|
||||
!sample_rate_tab[hdr->fr_code_orig]) {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Invalid frame rate code\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
skip_bits_long(&s->gb, 88);
|
||||
for (i = 0; i < hdr->nb_channels; i++)
|
||||
hdr->ch_size[i] = get_bits(&s->gb, 10);
|
||||
hdr->mtd_ext_size = get_bits(&s->gb, 8);
|
||||
hdr->meter_size = get_bits(&s->gb, 8);
|
||||
|
||||
skip_bits_long(&s->gb, 10 * hdr->nb_programs);
|
||||
for (i = 0; i < hdr->nb_channels; i++) {
|
||||
hdr->rev_id[i] = get_bits(&s->gb, 4);
|
||||
skip_bits1(&s->gb);
|
||||
hdr->begin_gain[i] = get_bits(&s->gb, 10);
|
||||
hdr->end_gain[i] = get_bits(&s->gb, 10);
|
||||
}
|
||||
|
||||
if (get_bits_left(&s->gb) < 0) {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Read past end of metadata\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
return skip_input(s, mtd_size + 1);
|
||||
}
|
||||
@ -20,164 +20,16 @@
|
||||
|
||||
#include "parser.h"
|
||||
|
||||
#if CONFIG_DOLBY_E_PARSER | CONFIG_DOLBY_E_DECODER
|
||||
|
||||
#include "dolby_e.h"
|
||||
#include "get_bits.h"
|
||||
#include "put_bits.h"
|
||||
#include "dolby_e_parser.h"
|
||||
#include "dolby_e_parser_internal.h"
|
||||
|
||||
static int skip_input(DBEContext *s, int nb_words)
|
||||
{
|
||||
if (nb_words > s->input_size) {
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
typedef struct DBEParseContext {
|
||||
ParseContext pc;
|
||||
DBEContext dectx;
|
||||
|
||||
s->input += nb_words * s->word_bytes;
|
||||
s->input_size -= nb_words;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int parse_key(DBEContext *s)
|
||||
{
|
||||
if (s->key_present) {
|
||||
const uint8_t *key = s->input;
|
||||
int ret = skip_input(s, 1);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
return AV_RB24(key) >> 24 - s->word_bits;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int convert_input(DBEContext *s, int nb_words, int key)
|
||||
{
|
||||
const uint8_t *src = s->input;
|
||||
uint8_t *dst = s->buffer;
|
||||
PutBitContext pb;
|
||||
int i;
|
||||
|
||||
av_assert0(nb_words <= 1024u);
|
||||
|
||||
if (nb_words > s->input_size) {
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
switch (s->word_bits) {
|
||||
case 16:
|
||||
for (i = 0; i < nb_words; i++, src += 2, dst += 2)
|
||||
AV_WB16(dst, AV_RB16(src) ^ key);
|
||||
break;
|
||||
case 20:
|
||||
init_put_bits(&pb, s->buffer, sizeof(s->buffer));
|
||||
for (i = 0; i < nb_words; i++, src += 3)
|
||||
put_bits(&pb, 20, AV_RB24(src) >> 4 ^ key);
|
||||
flush_put_bits(&pb);
|
||||
break;
|
||||
case 24:
|
||||
for (i = 0; i < nb_words; i++, src += 3, dst += 3)
|
||||
AV_WB24(dst, AV_RB24(src) ^ key);
|
||||
break;
|
||||
default:
|
||||
av_assert0(0);
|
||||
}
|
||||
|
||||
return init_get_bits(&s->gb, s->buffer, nb_words * s->word_bits);
|
||||
}
|
||||
|
||||
int ff_dolby_e_parse_init(DBEContext *s, const uint8_t *buf, int buf_size)
|
||||
{
|
||||
int hdr;
|
||||
|
||||
if (buf_size < 3)
|
||||
return AVERROR_INVALIDDATA;
|
||||
|
||||
hdr = AV_RB24(buf);
|
||||
if ((hdr & 0xfffffe) == 0x7888e) {
|
||||
s->word_bits = 24;
|
||||
} else if ((hdr & 0xffffe0) == 0x788e0) {
|
||||
s->word_bits = 20;
|
||||
} else if ((hdr & 0xfffe00) == 0x78e00) {
|
||||
s->word_bits = 16;
|
||||
} else {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Invalid frame header\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
s->word_bytes = s->word_bits + 7 >> 3;
|
||||
s->input = buf + s->word_bytes;
|
||||
s->input_size = buf_size / s->word_bytes - 1;
|
||||
s->key_present = hdr >> 24 - s->word_bits & 1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int ff_dolby_e_parse_header(DBEContext *s, DolbyEHeaderInfo *hdr)
|
||||
{
|
||||
int i, ret, key, mtd_size;
|
||||
|
||||
if ((key = parse_key(s)) < 0)
|
||||
return key;
|
||||
if ((ret = convert_input(s, 1, key)) < 0)
|
||||
return ret;
|
||||
|
||||
skip_bits(&s->gb, 4);
|
||||
mtd_size = get_bits(&s->gb, 10);
|
||||
if (!mtd_size) {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Invalid metadata size\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
if ((ret = convert_input(s, mtd_size, key)) < 0)
|
||||
return ret;
|
||||
|
||||
skip_bits(&s->gb, 14);
|
||||
hdr->prog_conf = get_bits(&s->gb, 6);
|
||||
if (hdr->prog_conf > MAX_PROG_CONF) {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Invalid program configuration\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
hdr->nb_channels = nb_channels_tab[hdr->prog_conf];
|
||||
hdr->nb_programs = nb_programs_tab[hdr->prog_conf];
|
||||
|
||||
hdr->fr_code = get_bits(&s->gb, 4);
|
||||
hdr->fr_code_orig = get_bits(&s->gb, 4);
|
||||
if (!sample_rate_tab[hdr->fr_code] ||
|
||||
!sample_rate_tab[hdr->fr_code_orig]) {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Invalid frame rate code\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
skip_bits_long(&s->gb, 88);
|
||||
for (i = 0; i < hdr->nb_channels; i++)
|
||||
hdr->ch_size[i] = get_bits(&s->gb, 10);
|
||||
hdr->mtd_ext_size = get_bits(&s->gb, 8);
|
||||
hdr->meter_size = get_bits(&s->gb, 8);
|
||||
|
||||
skip_bits_long(&s->gb, 10 * hdr->nb_programs);
|
||||
for (i = 0; i < hdr->nb_channels; i++) {
|
||||
hdr->rev_id[i] = get_bits(&s->gb, 4);
|
||||
skip_bits1(&s->gb);
|
||||
hdr->begin_gain[i] = get_bits(&s->gb, 10);
|
||||
hdr->end_gain[i] = get_bits(&s->gb, 10);
|
||||
}
|
||||
|
||||
if (get_bits_left(&s->gb) < 0) {
|
||||
if (s->avctx)
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Read past end of metadata\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
return skip_input(s, mtd_size + 1);
|
||||
}
|
||||
#endif /* CONFIG_DOLBY_E_PARSER | CONFIG_DOLBY_E_DECODER */
|
||||
|
||||
#if CONFIG_DOLBY_E_PARSER
|
||||
DolbyEHeaderInfo metadata;
|
||||
} DBEParseContext;
|
||||
|
||||
static int dolby_e_parse(AVCodecParserContext *s2, AVCodecContext *avctx,
|
||||
const uint8_t **poutbuf, int *poutbuf_size,
|
||||
@ -224,4 +76,3 @@ AVCodecParser ff_dolby_e_parser = {
|
||||
.parser_parse = dolby_e_parse,
|
||||
.parser_close = ff_parse_close,
|
||||
};
|
||||
#endif /* CONFIG_DOLBY_E_PARSER */
|
||||
|
||||
@ -1,41 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2017 foo86
|
||||
*
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
* FFmpeg is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* FFmpeg 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
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#ifndef AVCODEC_DOLBY_E_PARSER_H
|
||||
#define AVCODEC_DOLBY_E_PARSER_H
|
||||
|
||||
#include "dolby_e.h"
|
||||
|
||||
typedef struct DBEParseContext {
|
||||
ParseContext pc;
|
||||
DBEContext dectx;
|
||||
|
||||
DolbyEHeaderInfo metadata;
|
||||
} DBEParseContext;
|
||||
|
||||
static const uint8_t nb_programs_tab[MAX_PROG_CONF + 1] = {
|
||||
2, 3, 2, 3, 4, 5, 4, 5, 6, 7, 8, 1, 2, 3, 3, 4, 5, 6, 1, 2, 3, 4, 1, 1
|
||||
};
|
||||
|
||||
static const uint8_t nb_channels_tab[MAX_PROG_CONF + 1] = {
|
||||
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8
|
||||
};
|
||||
|
||||
#endif
|
||||
@ -1,46 +0,0 @@
|
||||
/*
|
||||
* Dolby E parser internal code
|
||||
*
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
* FFmpeg is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* FFmpeg 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
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#ifndef AVCODEC_DOLBY_E_PARSER_INTERNAL_H
|
||||
#define AVCODEC_DOLBY_E_PARSER_INTERNAL_H
|
||||
|
||||
#include "dolby_e.h"
|
||||
|
||||
/**
|
||||
* Initialize DBEContext.
|
||||
* Set word_bits/word_bytes, input, input_size, key_present.
|
||||
* @param[out] s DBEContext.
|
||||
* @param[in] buf raw input buffer.
|
||||
* @param[in] buf_size must be 3 bytes at least.
|
||||
* @return Returns 0 on success, AVERROR_INVALIDDATA on error
|
||||
*/
|
||||
int ff_dolby_e_parse_init(DBEContext *s, const uint8_t *buf, int buf_size);
|
||||
|
||||
/**
|
||||
* Parse Dolby E metadata.
|
||||
* Parse the header up to the end_gain element.
|
||||
* @param[in] s DBEContext .
|
||||
* @param[out] hdr Pointer to struct where header info is written.
|
||||
* @return Returns 0 on success, AVERROR_INVALIDDATA on error
|
||||
*/
|
||||
int ff_dolby_e_parse_header(DBEContext *s, DolbyEHeaderInfo *hdr);
|
||||
|
||||
|
||||
#endif /* AVCODEC_DOLBY_E_PARSER_INTERNAL_H */
|
||||
@ -1,607 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2017 foo86
|
||||
*
|
||||
* This file is part of FFmpeg.
|
||||
*
|
||||
* FFmpeg is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* FFmpeg 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
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with FFmpeg; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#ifndef AVCODEC_DOLBY_EDEC_H
|
||||
#define AVCODEC_DOLBY_EDEC_H
|
||||
|
||||
#include "libavutil/float_dsp.h"
|
||||
#include "libavutil/libm.h"
|
||||
#include "libavutil/mem_internal.h"
|
||||
|
||||
#include "internal.h"
|
||||
#include "get_bits.h"
|
||||
#include "kbdwin.h"
|
||||
#include "fft.h"
|
||||
|
||||
#define MAX_SEGMENTS 2
|
||||
|
||||
#define MAX_GROUPS 8
|
||||
#define MAX_EXPONENTS 304
|
||||
#define MAX_MANTISSAS 1024
|
||||
|
||||
#define MAX_MSTR_EXP 2
|
||||
#define MAX_BIAS_EXP 50
|
||||
|
||||
typedef struct DBEGroup {
|
||||
uint8_t nb_exponent;
|
||||
uint8_t nb_bias_exp[MAX_MSTR_EXP];
|
||||
uint16_t exp_ofs;
|
||||
uint16_t mnt_ofs;
|
||||
const uint8_t *nb_mantissa;
|
||||
uint8_t imdct_idx;
|
||||
uint8_t imdct_phs;
|
||||
uint16_t win_len;
|
||||
uint16_t dst_ofs;
|
||||
uint16_t win_ofs;
|
||||
uint16_t src_ofs;
|
||||
} DBEGroup;
|
||||
|
||||
typedef struct DBEChannel {
|
||||
int gr_code;
|
||||
int bw_code;
|
||||
|
||||
int nb_groups;
|
||||
int nb_mstr_exp;
|
||||
DBEGroup groups[MAX_GROUPS];
|
||||
|
||||
int exp_strategy[MAX_GROUPS];
|
||||
int exponents[MAX_EXPONENTS];
|
||||
int bap[MAX_EXPONENTS];
|
||||
int idx[MAX_EXPONENTS];
|
||||
|
||||
DECLARE_ALIGNED(32, float, mantissas)[MAX_MANTISSAS];
|
||||
} DBEChannel;
|
||||
|
||||
typedef struct DBEDecodeContext {
|
||||
AVCodecContext *avctx;
|
||||
DBEContext dectx;
|
||||
|
||||
DolbyEHeaderInfo metadata;
|
||||
|
||||
DBEChannel channels[MAX_SEGMENTS][MAX_CHANNELS];
|
||||
|
||||
DECLARE_ALIGNED(32, float, history)[MAX_CHANNELS][256];
|
||||
|
||||
FFTContext imdct[3];
|
||||
AVFloatDSPContext *fdsp;
|
||||
} DBEDecodeContext;
|
||||
|
||||
static const int8_t lfe_channel_tab[MAX_PROG_CONF + 1] = {
|
||||
5, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, 4,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 5, 5
|
||||
};
|
||||
|
||||
static const uint8_t ch_reorder_4[4] = { 0, 2, 1, 3 };
|
||||
static const uint8_t ch_reorder_6[6] = { 0, 2, 4, 1, 3, 5 };
|
||||
static const uint8_t ch_reorder_8[8] = { 0, 2, 6, 4, 1, 3, 7, 5 };
|
||||
static const uint8_t ch_reorder_n[8] = { 0, 2, 4, 6, 1, 3, 5, 7 };
|
||||
|
||||
|
||||
static const uint8_t nb_groups_tab[4] = { 1, 8, 7, 1 };
|
||||
|
||||
static const uint8_t nb_mstr_exp_tab[4] = { 2, 2, 2, 1 };
|
||||
|
||||
static const uint8_t nb_mantissa_38[38] = {
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
2, 2, 2, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 6, 6,
|
||||
7, 8, 9, 10, 11, 12,
|
||||
};
|
||||
|
||||
static const uint8_t nb_mantissa_44[44] = {
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
|
||||
2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 6, 7, 7,
|
||||
8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 25,
|
||||
};
|
||||
|
||||
static const uint8_t nb_mantissa_50[50] = {
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3,
|
||||
3, 4, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10, 12, 13, 14, 16,
|
||||
18, 19, 22, 24, 27, 29, 32, 36, 40, 44, 49, 54, 60, 66, 74, 82,
|
||||
90, 100,
|
||||
};
|
||||
|
||||
static const uint8_t imdct_bits_tab[3] = { 8, 9, 11 };
|
||||
|
||||
static const DBEGroup grp_tab_0[1] = {
|
||||
{ 50, { 27, 23 }, 0, 0, nb_mantissa_50, 2, 0, 1152, 0, 1408, 0 },
|
||||
};
|
||||
|
||||
static const DBEGroup grp_tab_1[8] = {
|
||||
{ 38, { 12, 26 }, 0, 0, nb_mantissa_38, 0, 0, 192, 0, 256, 0 },
|
||||
{ 38, { 12, 26 }, 38, 128, nb_mantissa_38, 0, 1, 256, 64, 448, 0 },
|
||||
{ 38, { 12, 26 }, 76, 256, nb_mantissa_38, 0, 1, 256, 192, 704, 0 },
|
||||
{ 38, { 12, 26 }, 114, 384, nb_mantissa_38, 0, 1, 256, 320, 0, 0 },
|
||||
{ 38, { 12, 26 }, 152, 512, nb_mantissa_38, 0, 1, 256, 448, 0, 0 },
|
||||
{ 38, { 12, 26 }, 190, 640, nb_mantissa_38, 0, 1, 256, 576, 0, 0 },
|
||||
{ 38, { 12, 26 }, 228, 768, nb_mantissa_38, 0, 1, 256, 704, 0, 0 },
|
||||
{ 38, { 12, 26 }, 266, 896, nb_mantissa_38, 0, 1, 256, 832, 0, 0 },
|
||||
};
|
||||
|
||||
static const DBEGroup grp_tab_2[7] = {
|
||||
{ 38, { 12, 26 }, 0, 0, nb_mantissa_38, 0, 0, 192, 0, 256, 0 },
|
||||
{ 38, { 12, 26 }, 38, 128, nb_mantissa_38, 0, 1, 256, 64, 448, 0 },
|
||||
{ 38, { 12, 26 }, 76, 256, nb_mantissa_38, 0, 1, 256, 192, 704, 0 },
|
||||
{ 38, { 12, 26 }, 114, 384, nb_mantissa_38, 0, 1, 256, 320, 0, 0 },
|
||||
{ 38, { 12, 26 }, 152, 512, nb_mantissa_38, 0, 1, 256, 448, 0, 0 },
|
||||
{ 38, { 12, 26 }, 190, 640, nb_mantissa_38, 0, 1, 256, 576, 0, 0 },
|
||||
{ 44, { 19, 25 }, 228, 768, nb_mantissa_44, 1, 1, 448, 704, 960, 64 },
|
||||
};
|
||||
|
||||
static const DBEGroup grp_tab_3[1] = {
|
||||
{ 21, { 21 }, 0, 0, nb_mantissa_50, 2, 0, 1152, 0, 1408, 0 },
|
||||
};
|
||||
|
||||
static const DBEGroup grp_tab_4[1] = {
|
||||
{ 50, { 27, 23 }, 0, 0, nb_mantissa_50, 2, 2, 1152, 0, 1408, 896 },
|
||||
};
|
||||
|
||||
static const DBEGroup grp_tab_5[8] = {
|
||||
{ 38, { 12, 26 }, 0, 0, nb_mantissa_38, 0, 1, 256, 64, 0, 0 },
|
||||
{ 38, { 12, 26 }, 38, 128, nb_mantissa_38, 0, 1, 256, 192, 0, 0 },
|
||||
{ 38, { 12, 26 }, 76, 256, nb_mantissa_38, 0, 1, 256, 320, 0, 0 },
|
||||
{ 38, { 12, 26 }, 114, 384, nb_mantissa_38, 0, 1, 256, 448, 0, 0 },
|
||||
{ 38, { 12, 26 }, 152, 512, nb_mantissa_38, 0, 1, 256, 576, 0, 0 },
|
||||
{ 38, { 12, 26 }, 190, 640, nb_mantissa_38, 0, 1, 256, 704, 3008, 0 },
|
||||
{ 38, { 12, 26 }, 228, 768, nb_mantissa_38, 0, 1, 256, 832, 2752, 0 },
|
||||
{ 38, { 12, 26 }, 266, 896, nb_mantissa_38, 0, 2, 192, 960, 2560, 64 },
|
||||
};
|
||||
|
||||
static const DBEGroup grp_tab_6[7] = {
|
||||
{ 44, { 19, 25 }, 0, 0, nb_mantissa_44, 1, 1, 448, 0, 3264, 0 },
|
||||
{ 38, { 12, 26 }, 44, 256, nb_mantissa_38, 0, 1, 256, 320, 0, 0 },
|
||||
{ 38, { 12, 26 }, 82, 384, nb_mantissa_38, 0, 1, 256, 448, 0, 0 },
|
||||
{ 38, { 12, 26 }, 120, 512, nb_mantissa_38, 0, 1, 256, 576, 0, 0 },
|
||||
{ 38, { 12, 26 }, 158, 640, nb_mantissa_38, 0, 1, 256, 704, 3008, 0 },
|
||||
{ 38, { 12, 26 }, 196, 768, nb_mantissa_38, 0, 1, 256, 832, 2752, 0 },
|
||||
{ 38, { 12, 26 }, 234, 896, nb_mantissa_38, 0, 2, 192, 960, 2560, 64 },
|
||||
};
|
||||
|
||||
static const DBEGroup grp_tab_7[1] = {
|
||||
{ 21, { 21 }, 0, 0, nb_mantissa_50, 2, 2, 1152, 0, 1408, 896 },
|
||||
};
|
||||
|
||||
static const DBEGroup *const frm_ofs_tab[2][4] = {
|
||||
{ grp_tab_0, grp_tab_1, grp_tab_2, grp_tab_3 },
|
||||
{ grp_tab_4, grp_tab_5, grp_tab_6, grp_tab_7 }
|
||||
};
|
||||
|
||||
static const uint8_t mantissa_size1[16][4] = {
|
||||
{ 0, 0, 0, 0 }, { 2, 1, 1, 1 }, { 3, 2, 1, 1 }, { 4, 3, 2, 1 },
|
||||
{ 5, 4, 3, 2 }, { 6, 5, 4, 3 }, { 7, 6, 5, 4 }, { 8, 7, 6, 5 },
|
||||
{ 9, 8, 7, 6 }, { 10, 9, 8, 7 }, { 11, 10, 9, 8 }, { 12, 11, 10, 9 },
|
||||
{ 13, 12, 11, 10 }, { 14, 13, 12, 11 }, { 15, 14, 13, 12 }, { 16, 15, 14, 13 },
|
||||
};
|
||||
|
||||
static const uint8_t mantissa_size2[16][4] = {
|
||||
{ 0, 0, 0, 0 }, { 2, 1, 2, 2 }, { 3, 2, 3, 3 }, { 4, 3, 4, 4 },
|
||||
{ 5, 4, 5, 5 }, { 6, 5, 6, 6 }, { 7, 6, 7, 7 }, { 8, 7, 8, 8 },
|
||||
{ 9, 8, 9, 9 }, { 10, 9, 10, 10 }, { 11, 10, 11, 11 }, { 12, 11, 12, 12 },
|
||||
{ 13, 12, 13, 13 }, { 14, 13, 14, 14 }, { 15, 14, 15, 15 }, { 16, 15, 16, 16 },
|
||||
};
|
||||
|
||||
static const float start_window[192] = {
|
||||
0.00161569379826, 0.00185748233347, 0.00198562758548, 0.00207834078104,
|
||||
0.00215717748523, 0.00223067096393, 0.00230299213147, 0.00237651215396,
|
||||
0.00245275561606, 0.00253281402069, 0.00261754673613, 0.00270768786168,
|
||||
0.00280390761895, 0.00290684998656, 0.00301715751161, 0.00313548872798,
|
||||
0.00326253122934, 0.00339901215995, 0.00354570716636, 0.00370344845023,
|
||||
0.00387313232586, 0.00405572653911, 0.00425227750970, 0.00446391759265,
|
||||
0.00469187240551, 0.00493746822816, 0.00520213944619, 0.00548743597507,
|
||||
0.00579503056737, 0.00612672586953, 0.00648446105606, 0.00687031782873,
|
||||
0.00728652552677, 0.00773546505205, 0.00821967127415, 0.00874183354619,
|
||||
0.00930479393832, 0.00991154278653, 0.01056521116692, 0.01126905994567,
|
||||
0.01202646513050, 0.01284089936559, 0.01371590957417, 0.01465509096066,
|
||||
0.01566205783408, 0.01674041199523, 0.01789370972358, 0.01912542867865,
|
||||
0.02043893626265, 0.02183746113793, 0.02332406961796, 0.02490164852364,
|
||||
0.02657289580178, 0.02834031974193, 0.03020624702903, 0.03217283918354,
|
||||
0.03424211623810, 0.03641598586180, 0.03869627565015, 0.04108476601498,
|
||||
0.04358322107390, 0.04619341515939, 0.04891715301882, 0.05175628239149,
|
||||
|
||||
0.05471237327267, 0.05778734733755, 0.06098291402413, 0.06430101352084,
|
||||
0.06774345212186, 0.07131188644726, 0.07500780649199, 0.07883251748595,
|
||||
0.08278712056651, 0.08687249228061, 0.09108926295730, 0.09543779401074,
|
||||
0.09991815425851, 0.10453009536427, 0.10927302653894, 0.11414598865987,
|
||||
0.11914762799220, 0.12427616972097, 0.12952939152560, 0.13490459744934,
|
||||
0.14039859233595, 0.14600765712201, 0.15172752528722, 0.15755336077528,
|
||||
0.16347973770491, 0.16950062219342, 0.17560935661442, 0.18179864660619,
|
||||
0.18806055113821, 0.19438647593012, 0.20076717050010, 0.20719272909882,
|
||||
0.21365259576030, 0.22013557367283, 0.22662983904194, 0.23312295958328,
|
||||
0.23960191774666, 0.24605313873388, 0.25246252333253, 0.25881548554631,
|
||||
0.26509699495987, 0.27129162373316, 0.27738359807707, 0.28335685401987,
|
||||
0.28919509723179, 0.29488186663467, 0.30040060148455, 0.30573471157819,
|
||||
0.31086765019993, 0.31578298939317, 0.32046449711227, 0.32489621578468,
|
||||
0.32906254179156, 0.33294830535654, 0.33653885031840, 0.33982011325336,
|
||||
0.34277870140679, 0.34540196889300, 0.34767809062480, 0.34959613344194,
|
||||
0.35114612391958, 0.35231911235422, 0.35310723244504, 0.35350375621308,
|
||||
|
||||
0.35350314372945, 0.35310108725579, 0.35229454943591, 0.35108179521634,
|
||||
0.34946241721522, 0.34743735430290, 0.34500890320420, 0.34218072298001,
|
||||
0.33895783229541, 0.33534659943168, 0.33135472505060, 0.32699121776996,
|
||||
0.32226636266000, 0.31719168282019, 0.31177989424432, 0.30604485422875,
|
||||
0.30000150362379, 0.29366580327088, 0.28705466500775, 0.28018587766131,
|
||||
0.27307802848095, 0.26575042049535, 0.25822298630189, 0.25051619882000,
|
||||
0.24265097955783, 0.23464860495522, 0.22653061137548, 0.21831869932335,
|
||||
0.21003463746705, 0.20170016703857, 0.19333690717811, 0.18496626177620,
|
||||
0.17660932835062, 0.16828680947474, 0.16001892724986, 0.15182534128597,
|
||||
0.14372507062477, 0.13573642000364, 0.12787691082233, 0.12016321713317,
|
||||
0.11261110693234, 0.10523538898282, 0.09804986534955, 0.09106728977263,
|
||||
0.08429933194438, 0.07775654768810, 0.07144835495683, 0.06538301547324,
|
||||
0.05956762170687, 0.05400808871425, 0.04870915012107, 0.04367435714993,
|
||||
0.03890607899172, 0.03440550179663, 0.03017262174627, 0.02620622428513,
|
||||
0.02250383492507, 0.01906161305732, 0.01587412848221, 0.01293388032354,
|
||||
0.01023019677288, 0.00774641320626, 0.00545109736891, 0.00325868651263,
|
||||
};
|
||||
|
||||
static const float short_window2[192] = {
|
||||
0.00018861094606, 0.00033433010202, 0.00050309624485, 0.00070306161748,
|
||||
0.00093995174533, 0.00121913067128, 0.00154606505568, 0.00192647806126,
|
||||
0.00236641248692, 0.00287225985240, 0.00345077377440, 0.00410907465023,
|
||||
0.00485464855241, 0.00569534163219, 0.00663935063508, 0.00769520981249,
|
||||
0.00887177436246, 0.01017820046395, 0.01162392194150, 0.01321862359335,
|
||||
0.01497221122468, 0.01689477844427, 0.01899657030441, 0.02128794388846,
|
||||
0.02377932597692, 0.02648116795039, 0.02940389811590, 0.03255787167130,
|
||||
0.03595331854986, 0.03960028941437, 0.04350860009563, 0.04768777479454,
|
||||
0.05214698838949, 0.05689500821121, 0.06194013566525, 0.06729014809766,
|
||||
0.07295224131210, 0.07893297315602, 0.08523820859989, 0.09187306673620,
|
||||
0.09884187012422, 0.10614809690222, 0.11379433608064, 0.12178224641797,
|
||||
0.13011251926531, 0.13878484574660, 0.14779788861830, 0.15714925912610,
|
||||
0.16683549914631, 0.17685206886673, 0.18719334022589, 0.19785259629099,
|
||||
0.20882203671372, 0.22009278936030, 0.23165492816694, 0.24349749722585,
|
||||
0.25560854105961, 0.26797514099368, 0.28058345748882, 0.29341877824732,
|
||||
0.30646557185942, 0.31970754671026, 0.33312771482295, 0.34670846027024,
|
||||
|
||||
0.36043161174692, 0.37427851885723, 0.38823013163645, 0.40226708279486,
|
||||
0.41636977214436, 0.43051845264462, 0.44469331748632, 0.45887458761470,
|
||||
0.47304259908636, 0.48717788964798, 0.50126128392546, 0.51527397661778,
|
||||
0.52919761310050, 0.54301436685998, 0.55670701320069, 0.57025899869448,
|
||||
0.58365450587230, 0.59687851269542, 0.60991684638414, 0.62275623122793,
|
||||
0.63538433005035, 0.64778977905593, 0.65996221584264, 0.67189230042379,
|
||||
0.68357172916486, 0.69499324160511, 0.70615062019861, 0.71703868307548,
|
||||
0.72765326998919, 0.73799122168099, 0.74805035295521, 0.75782941981995,
|
||||
0.76732808110520, 0.77654685502339, 0.78548707118622, 0.79415081863423,
|
||||
0.80254089047207, 0.81066072573188, 0.81851434910893, 0.82610630922734,
|
||||
0.83344161609862, 0.84052567843230, 0.84736424144524, 0.85396332579459,
|
||||
0.86032916822973, 0.86646816451999, 0.87238681516918, 0.87809167437532,
|
||||
0.88358930263537, 0.88888622333073, 0.89398888356256, 0.89890361943564,
|
||||
0.90363662591861, 0.90819393133744, 0.91258137648979, 0.91680459830070,
|
||||
0.92086901787718, 0.92477983276087, 0.92854201312583, 0.93216030163834,
|
||||
0.93563921662343, 0.93898305819384, 0.94219591693690, 0.94528168477979,
|
||||
|
||||
0.94823843319821, 0.95106834367330, 0.95377776558539, 0.95636718335775,
|
||||
0.95883679961479, 0.96118650212341, 0.96341583179195, 0.96552395212906,
|
||||
0.96750962060547, 0.96937116231768, 0.97110644638309, 0.97271286544154,
|
||||
0.97418731862798, 0.97552619834964, 0.97672538116257, 0.97778022299974,
|
||||
0.97868555895586, 0.97943570778357, 0.98002448120255, 0.98044519806866,
|
||||
0.98069070339493, 0.98075339216123, 0.98062523779637, 0.98029782516478,
|
||||
0.97976238784222, 0.97900984942031, 0.97803086854002, 0.97681588731895,
|
||||
0.97535518280755, 0.97363892108474, 0.97165721358452, 0.96940017523145,
|
||||
0.96685798395452, 0.96402094114589, 0.96087953263194, 0.95742448973047,
|
||||
0.95364684997699, 0.94953801711660, 0.94508981997396, 0.94029456983253,
|
||||
0.93514511597504, 0.92963489905951, 0.92375800202883, 0.91750919827624,
|
||||
0.91088399681406, 0.90387868421832, 0.89649036314692, 0.88871698725397,
|
||||
0.88055739234735, 0.87201132366062, 0.86307945913336, 0.85376342861693,
|
||||
0.84406582894455, 0.83399023482637, 0.82354120554757, 0.81272428745995,
|
||||
0.80154601230457, 0.79001389138101, 0.77813640562199, 0.76592299164227,
|
||||
0.75338402384395, 0.74053079267526, 0.72737547915460, 0.71393112578527,
|
||||
};
|
||||
|
||||
static const float short_window3[64] = {
|
||||
0.00326887936450, 0.00550242900936, 0.00786846643791, 0.01045683453520,
|
||||
0.01330402120132, 0.01643221072863, 0.01985798040609, 0.02359509464766,
|
||||
0.02765559221954, 0.03205025893128, 0.03678884369614, 0.04188015679495,
|
||||
0.04733210987781, 0.05315172583924, 0.05934513287609, 0.06591755045290,
|
||||
0.07287327156378, 0.08021564389822, 0.08794705152307, 0.09606889811179,
|
||||
0.10458159240070, 0.11348453632940, 0.12277611617809, 0.13245369691511,
|
||||
0.14251361989876, 0.15295120402567, 0.16376075037904, 0.17493555039885,
|
||||
0.18646789757072, 0.19834910260891, 0.21056951208995, 0.22311853047787,
|
||||
0.23598464546683, 0.24915545655419, 0.26261770674500, 0.27635731727778,
|
||||
0.29035942525136, 0.30460842402318, 0.31908800624032, 0.33378120935681,
|
||||
0.34867046348260, 0.36373764140285, 0.37896411059909, 0.39433078709788,
|
||||
0.40981819096657, 0.42540650327031, 0.44107562429959, 0.45680523287270,
|
||||
0.47257484651351, 0.48836388230077, 0.50415171818214, 0.51991775454258,
|
||||
0.53564147581496, 0.55130251191887, 0.56688069931047, 0.58235614142007,
|
||||
0.59770926827271, 0.61292089506118, 0.62797227945823, 0.64284517745255,
|
||||
0.65752189749349, 0.67198535273209, 0.68621911114984, 0.70020744337099,
|
||||
};
|
||||
|
||||
static const uint8_t dc_code_tab[5] = { 0, 0, 0, 1, 1 };
|
||||
|
||||
static const uint8_t ht_code_tab[5] = { 0, 0, 1, 2, 2 };
|
||||
|
||||
static const uint8_t band_ofs_tab[3][4] = {
|
||||
{ 12, 8, 4, 0 }, { 14, 10, 6, 0 }, { 12, 8, 4, 0 }
|
||||
};
|
||||
|
||||
static const uint8_t band_low_tab[3] = { 9, 17, 24 };
|
||||
|
||||
static const uint16_t fast_gain_tab[8] = {
|
||||
128, 256, 384, 512, 640, 768, 896, 1024
|
||||
};
|
||||
|
||||
static const uint16_t slow_decay_tab[2][2] = { { 27, -1 }, { 32, 21 } };
|
||||
|
||||
static const uint16_t misc_decay_tab[3][2][2] = {
|
||||
{ { 354, -1 }, { 425, 425 } },
|
||||
{ { 266, -1 }, { 320, -1 } },
|
||||
{ { 213, -1 }, { 256, -1 } }
|
||||
};
|
||||
|
||||
static const uint16_t fast_decay_tab[3][2][2][50] = {
|
||||
{{{
|
||||
142, 142, 142, 142, 142, 142, 142, 142, 142, 142,
|
||||
142, 142, 142, 142, 142, 142, 142, 142, 142, 142,
|
||||
142, 142, 142, 142, 142, 142, 142, 142, 142, 142,
|
||||
142, 142, 142, 142, 142, 142, 142, 142,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1,
|
||||
}}, {{
|
||||
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
|
||||
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
|
||||
170, 170, 170, 170, 170, 170, 170, 170, 170, 170,
|
||||
170, 170, 170, 170, 170, 170, 170, 170,
|
||||
}, {
|
||||
64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
|
||||
64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
|
||||
64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
|
||||
64, 64, 64, 64, 64, 64, 64, 64,
|
||||
}}}, {{{
|
||||
266, 266, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1,
|
||||
}}, {{
|
||||
319, 319, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1,
|
||||
}}}, {{{
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
106, 106, 106, 106, 106, 106, 106, 106, 106, 106,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
}}, {{
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
128, 128, 128, 128, 128, 128, 128, 128, 128, 128,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
}}}
|
||||
};
|
||||
|
||||
static const uint16_t fast_gain_adj_tab[3][2][62] = {
|
||||
{{
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 1, 2, 4, 7, 11, 16, 29, 44, 59,
|
||||
76, 94, 116, 142, 179, 221, 252, 285, 312, 334,
|
||||
}, {
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
2, 5, 8, 10, 15, 28, 42, 57, 75, 93,
|
||||
115, 140, 177, 219, 247, 280, 308, 330, 427, 533,
|
||||
}}, {{
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 2, 5, 8, 12, 21, 35, 51, 69, 89,
|
||||
111, 138, 176, 220, 251, 284, 312, 334,
|
||||
}, {
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 2,
|
||||
5, 8, 11, 18, 33, 49, 65, 84, 106, 132,
|
||||
168, 214, 245, 279, 308, 329, 427, 533,
|
||||
}}, {{
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 1, 4, 7, 10, 17,
|
||||
31, 47, 65, 84, 107, 134, 171, 215, 250, 283,
|
||||
312, 334,
|
||||
}, {
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 3, 6, 9, 13, 27, 43,
|
||||
60, 79, 100, 126, 160, 207, 242, 276, 307, 329,
|
||||
427, 533,
|
||||
}}
|
||||
};
|
||||
|
||||
static const uint16_t slow_gain_tab[3][2][50] = {
|
||||
{{
|
||||
3072, 3072, 3072, 3072, 3072, 3072, 1063, 1063, 1063, 1063,
|
||||
1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063,
|
||||
1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063,
|
||||
1063, 1063, 1063, 1063, 1063, 1063, 1063, 1063,
|
||||
}, {
|
||||
3072, 3072, 3072, 3072, 3072, 3072, 850, 850, 850, 850,
|
||||
850, 850, 850, 850, 850, 850, 850, 850, 850, 850,
|
||||
850, 850, 850, 850, 850, 850, 850, 850, 850, 850,
|
||||
850, 850, 850, 850, 850, 850, 850, 850,
|
||||
}}, {{
|
||||
3072, 1212, 1212, 1212, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1,
|
||||
}}, {{
|
||||
3072, 3072, 3072, 3072, 3072, 3072, 3072, 3072, 3072, 3072,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
999, 999, 999, 999, 999, 999, 999, 999, 999, 999,
|
||||
}, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
}}
|
||||
};
|
||||
|
||||
static const uint16_t hearing_thresh_tab[3][3][50] = {
|
||||
{{
|
||||
1403, 1141, 1000, 959, 948, 957, 946, 925, 899, 871,
|
||||
843, 815, 789, 766, 745, 727, 705, 687, 681, 686,
|
||||
701, 725, 768, 854, 940, 1018, 1075, 1103, 1111, 1106,
|
||||
1098, 1105, 1142, 1237, 1419, 1721, 2169, 2805,
|
||||
}, {
|
||||
1401, 1130, 995, 957, 947, 955, 941, 918, 890, 861,
|
||||
831, 803, 777, 754, 734, 717, 698, 684, 682, 692,
|
||||
712, 743, 798, 894, 976, 1045, 1091, 1109, 1110, 1102,
|
||||
1098, 1116, 1174, 1300, 1526, 1884, 2401, 3072,
|
||||
}, {
|
||||
1393, 1086, 974, 949, 957, 941, 913, 878, 843, 808,
|
||||
777, 750, 727, 708, 695, 686, 681, 689, 714, 752,
|
||||
811, 888, 971, 1044, 1087, 1108, 1110, 1102, 1098, 1115,
|
||||
1172, 1290, 1489, 1812, 2293, 2964, 3072, 3072,
|
||||
}}, {{
|
||||
1412, 1343, 1141, 1047, 1000, 974, 959, 951, 948, 947,
|
||||
957, 953, 946, 936, 925, 906, 878, 850, 822, 795,
|
||||
771, 745, 719, 700, 687, 681, 685, 701, 733, 784,
|
||||
885, 977, 1047, 1092, 1110, 1108, 1099, 1102, 1138, 1233,
|
||||
1413, 1711, 2157, 2797,
|
||||
}, {
|
||||
1412, 1336, 1130, 1040, 995, 970, 957, 950, 947, 947,
|
||||
955, 950, 941, 930, 918, 897, 868, 838, 810, 783,
|
||||
759, 734, 710, 693, 684, 681, 690, 712, 752, 823,
|
||||
924, 1009, 1069, 1102, 1111, 1104, 1098, 1111, 1168, 1295,
|
||||
1518, 1873, 2388, 3072,
|
||||
}, {
|
||||
1411, 1293, 1086, 1009, 974, 957, 949, 947, 957, 951,
|
||||
941, 928, 913, 896, 878, 852, 817, 785, 756, 732,
|
||||
713, 695, 683, 682, 689, 710, 746, 811, 906, 992,
|
||||
1061, 1099, 1111, 1106, 1098, 1107, 1155, 1266, 1471, 1799,
|
||||
2277, 2945, 3072, 3072,
|
||||
}}, {{
|
||||
1431, 1412, 1403, 1379, 1343, 1293, 1229, 1180, 1125, 1075,
|
||||
1040, 1014, 996, 979, 965, 957, 951, 948, 947, 957,
|
||||
951, 940, 924, 903, 877, 846, 815, 785, 753, 725,
|
||||
702, 686, 681, 689, 714, 760, 847, 947, 1028, 1083,
|
||||
1108, 1109, 1101, 1100, 1132, 1222, 1402, 1705, 2160, 2803,
|
||||
}, {
|
||||
1431, 1412, 1401, 1375, 1336, 1278, 1215, 1168, 1115, 1066,
|
||||
1032, 1008, 991, 975, 962, 954, 950, 947, 947, 955,
|
||||
948, 935, 916, 894, 866, 835, 803, 772, 742, 715,
|
||||
695, 683, 683, 697, 729, 784, 887, 982, 1054, 1096,
|
||||
1111, 1106, 1098, 1107, 1159, 1281, 1505, 1865, 2391, 3072,
|
||||
}, {
|
||||
1427, 1411, 1393, 1353, 1293, 1215, 1160, 1118, 1072, 1031,
|
||||
1003, 984, 971, 960, 952, 948, 947, 957, 952, 941,
|
||||
924, 902, 876, 847, 815, 781, 750, 723, 700, 685,
|
||||
681, 691, 719, 766, 858, 958, 1039, 1089, 1109, 1108,
|
||||
1099, 1102, 1141, 1245, 1442, 1766, 2250, 2930, 3072, 3072,
|
||||
}}
|
||||
};
|
||||
|
||||
static const int16_t lwc_gain_tab[11][7] = {
|
||||
{ -21, -197, -271, -466, 32767, 32767, 32767 },
|
||||
{ -197, -29, -244, -271, -540, 32767, 32767 },
|
||||
{ -271, -244, -29, -249, -271, -593, 32767 },
|
||||
{ -466, -271, -249, -29, -251, -271, -632 },
|
||||
{ -540, -271, -251, -29, -251, -271, -664 },
|
||||
{ -593, -271, -251, -29, -252, -271, -690 },
|
||||
{ -632, -271, -252, -29, -252, -271, -711 },
|
||||
{ -664, -271, -252, -29, -252, -271, -730 },
|
||||
{ -690, -271, -252, -29, -252, -271, -745 },
|
||||
{ -711, -271, -252, -29, -253, -271, -759 },
|
||||
{ -730, -271, -253, -29, -253, -271, -771 },
|
||||
};
|
||||
|
||||
static const int16_t lwc_adj_tab[7] = {
|
||||
-192, -320, -448, -512, -448, -320, -192,
|
||||
};
|
||||
|
||||
static const uint8_t log_add_tab[212] = {
|
||||
64, 63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 52, 51, 50,
|
||||
49, 48, 47, 47, 46, 45, 44, 44, 43, 42, 41, 41, 40, 39, 38, 38,
|
||||
37, 36, 36, 35, 35, 34, 33, 33, 32, 32, 31, 30, 30, 29, 29, 28,
|
||||
28, 27, 27, 26, 26, 25, 25, 24, 24, 23, 23, 22, 22, 21, 21, 21,
|
||||
20, 20, 19, 19, 19, 18, 18, 18, 17, 17, 17, 16, 16, 16, 15, 15,
|
||||
15, 14, 14, 14, 13, 13, 13, 13, 12, 12, 12, 12, 11, 11, 11, 11,
|
||||
10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8,
|
||||
7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5,
|
||||
5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
|
||||
4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2,
|
||||
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
|
||||
2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
||||
1, 1, 0, 0,
|
||||
};
|
||||
|
||||
static const uint8_t bap_tab[64] = {
|
||||
0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4,
|
||||
4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8,
|
||||
8, 8, 8, 9, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11, 11, 12,
|
||||
12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 14, 15, 15, 15, 15, 15,
|
||||
};
|
||||
|
||||
static float mantissa_tab1[17][4];
|
||||
static float mantissa_tab2[17][4];
|
||||
static float mantissa_tab3[17][4];
|
||||
static float exponent_tab[50];
|
||||
static float gain_tab[1024];
|
||||
|
||||
DECLARE_ALIGNED(32, static float, window)[3712];
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue
Block a user