2 * DCA compatible decoder data
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef AVCODEC_DCADATA_H
22 #define AVCODEC_DCADATA_H
26 extern const uint32_t ff_dca_bit_rates[32];
28 extern const uint8_t ff_dca_channels[16];
30 extern const uint8_t ff_dca_bits_per_sample[8];
32 extern const uint8_t ff_dca_dmix_primary_nch[8];
34 extern const int16_t ff_dca_adpcm_vb[4096][4];
36 extern const uint32_t ff_dca_scale_factor_quant6[64];
37 extern const uint32_t ff_dca_scale_factor_quant7[128];
39 extern const uint32_t ff_dca_joint_scale_factors[129];
41 extern const uint32_t ff_dca_scale_factor_adj[4];
43 extern const uint32_t ff_dca_quant_levels[32];
45 extern const uint32_t ff_dca_lossy_quant[32];
47 extern const uint32_t ff_dca_lossless_quant[32];
49 extern const int8_t ff_dca_high_freq_vq[1024][32];
51 extern const float ff_dca_fir_32bands_perfect[512];
52 extern const float ff_dca_fir_32bands_nonperfect[512];
54 extern const float ff_dca_lfe_fir_64[256];
55 extern const float ff_dca_lfe_fir_128[256];
56 extern const float ff_dca_fir_64bands[1024];
58 extern const int32_t ff_dca_fir_32bands_perfect_fixed[512];
59 extern const int32_t ff_dca_fir_32bands_nonperfect_fixed[512];
60 extern const int32_t ff_dca_lfe_fir_64_fixed[256];
61 extern const int32_t ff_dca_fir_64bands_fixed[1024];
63 #define FF_DCA_DMIXTABLE_SIZE 242U
64 #define FF_DCA_INV_DMIXTABLE_SIZE 201U
65 #define FF_DCA_DMIXTABLE_OFFSET (FF_DCA_DMIXTABLE_SIZE - FF_DCA_INV_DMIXTABLE_SIZE)
67 extern const uint16_t ff_dca_dmixtable[FF_DCA_DMIXTABLE_SIZE];
68 extern const uint32_t ff_dca_inv_dmixtable[FF_DCA_INV_DMIXTABLE_SIZE];
70 extern const uint16_t ff_dca_xll_refl_coeff[128];
72 extern const int32_t ff_dca_xll_band_coeff[20];
74 extern const int32_t ff_dca_sampling_freqs[16];
76 extern const int8_t ff_dca_lfe_index[16];
78 extern const int8_t ff_dca_channel_reorder_lfe[16][9];
79 extern const int8_t ff_dca_channel_reorder_nolfe[16][9];
81 extern const uint16_t ff_dca_vlc_offs[63];
83 #endif /* AVCODEC_DCADATA_H */