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[7];
32 extern const int16_t ff_dca_adpcm_vb[4096][4];
34 extern const uint32_t ff_dca_scale_factor_quant6[64];
35 extern const uint32_t ff_dca_scale_factor_quant7[128];
37 extern const uint32_t ff_dca_lossy_quant[32];
38 extern const float ff_dca_lossy_quant_d[32];
40 extern const uint32_t ff_dca_lossless_quant[32];
41 extern const float ff_dca_lossless_quant_d[32];
43 extern const int8_t ff_dca_high_freq_vq[1024][32];
45 extern const float ff_dca_fir_32bands_perfect[512];
46 extern const float ff_dca_fir_32bands_nonperfect[512];
48 extern const float ff_dca_lfe_fir_64[256];
49 extern const float ff_dca_lfe_fir_128[256];
50 extern const float ff_dca_lfe_xll_fir_64[256];
51 extern const float ff_dca_fir_64bands[1024];
53 #define FF_DCA_DMIXTABLE_SIZE 242
54 #define FF_DCA_INV_DMIXTABLE_SIZE 201
56 extern const uint16_t ff_dca_dmixtable[FF_DCA_DMIXTABLE_SIZE];
57 extern const uint32_t ff_dca_inv_dmixtable[FF_DCA_INV_DMIXTABLE_SIZE];
59 extern const float ff_dca_default_coeffs[10][6][2];
61 extern const uint32_t ff_dca_map_xxch_to_native[28];
62 extern const int ff_dca_ext_audio_descr_mask[8];
64 extern const uint64_t ff_dca_core_channel_layout[16];
66 extern const int32_t ff_dca_sampling_freqs[16];
68 extern const int8_t ff_dca_lfe_index[16];
70 extern const int8_t ff_dca_channel_reorder_lfe[16][9];
71 extern const int8_t ff_dca_channel_reorder_lfe_xch[16][9];
72 extern const int8_t ff_dca_channel_reorder_nolfe[16][9];
73 extern const int8_t ff_dca_channel_reorder_nolfe_xch[16][9];
75 extern const uint16_t ff_dca_vlc_offs[63];
77 #endif /* AVCODEC_DCADATA_H */