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75 lines
2.4 KiB
75 lines
2.4 KiB
/* |
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* DCA compatible decoder - huffman tables |
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* Copyright (C) 2004 Gildas Bazin |
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* Copyright (C) 2007 Konstantin Shishkov |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVCODEC_DCAHUFF_H |
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#define AVCODEC_DCAHUFF_H |
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#include <stdint.h> |
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#include "libavutil/attributes.h" |
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#include "vlc.h" |
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#define DCA_CODE_BOOKS 10 |
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#define DCA_BITALLOC_12_COUNT 5 |
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#define DCA_NUM_BITALLOC_CODES (1 * 3 + \ |
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3 * (5 + 7 + 9 + 13) \ |
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+ 7 * (17 + 25 + 33 + 65 + 129)) |
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extern VLC ff_dca_vlc_bit_allocation[5]; |
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#define DCA_TMODE_VLC_BITS 3 |
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extern VLC ff_dca_vlc_transition_mode[4]; |
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#define DCA_SCALES_VLC_BITS 9 |
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extern VLC ff_dca_vlc_scale_factor[5]; |
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extern VLC ff_dca_vlc_quant_index[DCA_CODE_BOOKS][7]; |
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#define DCA_TNL_GRP_VLC_BITS 9 |
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extern VLC ff_dca_vlc_tnl_grp[5]; |
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#define DCA_TNL_SCF_VLC_BITS 9 |
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extern VLC ff_dca_vlc_tnl_scf; |
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#define DCA_DAMP_VLC_BITS 6 |
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extern VLC ff_dca_vlc_damp; |
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#define DCA_DPH_VLC_BITS 6 |
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extern VLC ff_dca_vlc_dph; |
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#define DCA_FST_RSD_VLC_BITS 9 |
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extern VLC ff_dca_vlc_fst_rsd_amp; |
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#define DCA_RSD_APPRX_VLC_BITS 5 |
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extern VLC ff_dca_vlc_rsd_apprx; |
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#define DCA_RSD_AMP_VLC_BITS 9 |
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extern VLC ff_dca_vlc_rsd_amp; |
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#define DCA_AVG_G3_VLC_BITS 9 |
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extern VLC ff_dca_vlc_avg_g3; |
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#define DCA_ST_GRID_VLC_BITS 9 |
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extern VLC ff_dca_vlc_st_grid; |
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#define DCA_GRID_VLC_BITS 9 |
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extern VLC ff_dca_vlc_grid_2; |
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extern VLC ff_dca_vlc_grid_3; |
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#define DCA_RSD_VLC_BITS 6 |
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extern VLC ff_dca_vlc_rsd; |
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extern const int8_t ff_dca_bitalloc_offsets[DCA_CODE_BOOKS]; |
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extern const uint8_t ff_dca_bitalloc_sizes[DCA_CODE_BOOKS]; |
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extern const uint8_t ff_dca_vlc_src_tables[][2]; |
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av_cold void ff_dca_init_vlcs(void); |
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#endif /* AVCODEC_DCAHUFF_H */
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