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87 lines
2.7 KiB
87 lines
2.7 KiB
/* |
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* MSMPEG4 backend for encoder and decoder |
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* copyright (c) 2001 Fabrice Bellard |
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* copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> |
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* |
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* msmpeg4v1 & v2 stuff by Michael Niedermayer <michaelni@gmx.at> |
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* |
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* This file is part of Libav. |
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* |
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* Libav 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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* Libav 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 Libav; 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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/** |
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* @file |
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* MSMPEG4 data tables. |
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*/ |
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#ifndef AVCODEC_MSMPEG4DATA_H |
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#define AVCODEC_MSMPEG4DATA_H |
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#include "libavutil/common.h" |
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#include "get_bits.h" |
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#include "rl.h" |
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/* motion vector table */ |
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typedef struct MVTable { |
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int n; |
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const uint16_t *table_mv_code; |
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const uint8_t *table_mv_bits; |
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const uint8_t *table_mvx; |
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const uint8_t *table_mvy; |
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uint16_t *table_mv_index; /* encoding: convert mv to index in table_mv */ |
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VLC vlc; /* decoding: vlc */ |
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} MVTable; |
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extern VLC ff_msmp4_mb_i_vlc; |
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extern VLC ff_msmp4_dc_luma_vlc[2]; |
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extern VLC ff_msmp4_dc_chroma_vlc[2]; |
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/* intra picture macroblock coded block pattern */ |
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extern const uint16_t ff_msmp4_mb_i_table[64][2]; |
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#define WMV1_SCANTABLE_COUNT 4 |
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extern const uint8_t ff_wmv1_scantable[WMV1_SCANTABLE_COUNT][64]; |
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#define NB_RL_TABLES 6 |
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extern RLTable ff_rl_table[NB_RL_TABLES]; |
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extern uint8_t ff_static_rl_table_store[NB_RL_TABLES][2][2 * MAX_RUN + MAX_LEVEL + 3]; |
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extern uint32_t ff_v2_dc_lum_table[512][2]; |
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extern uint32_t ff_v2_dc_chroma_table[512][2]; |
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extern const uint8_t ff_wmv1_y_dc_scale_table[32]; |
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extern const uint8_t ff_wmv1_c_dc_scale_table[32]; |
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extern const uint8_t ff_old_ff_y_dc_scale_table[32]; |
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extern MVTable ff_mv_tables[2]; |
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extern const uint8_t ff_v2_mb_type[8][2]; |
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extern const uint8_t ff_v2_intra_cbpc[4][2]; |
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extern const uint32_t ff_table_mb_non_intra[128][2]; |
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extern const uint8_t ff_table_inter_intra[4][2]; |
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extern const uint32_t ff_table0_dc_lum[120][2]; |
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extern const uint32_t ff_table1_dc_lum[120][2]; |
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extern const uint32_t ff_table0_dc_chroma[120][2]; |
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extern const uint32_t ff_table1_dc_chroma[120][2]; |
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#define WMV2_INTER_CBP_TABLE_COUNT 4 |
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extern const uint32_t (* const ff_wmv2_inter_table[WMV2_INTER_CBP_TABLE_COUNT])[2]; |
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#endif /* AVCODEC_MSMPEG4DATA_H */
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