diff options
Diffstat (limited to 'ffmpeg1/libavcodec/msmpeg4data.h')
| -rw-r--r-- | ffmpeg1/libavcodec/msmpeg4data.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/ffmpeg1/libavcodec/msmpeg4data.h b/ffmpeg1/libavcodec/msmpeg4data.h new file mode 100644 index 0000000..24a10d9 --- /dev/null +++ b/ffmpeg1/libavcodec/msmpeg4data.h @@ -0,0 +1,90 @@ +/* + * MSMPEG4 backend for encoder and decoder + * copyright (c) 2001 Fabrice Bellard + * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> + * + * msmpeg4v1 & v2 stuff by Michael Niedermayer <michaelni@gmx.at> + * + * 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 + */ + +/** + * @file + * MSMPEG4 data tables. + */ + +#ifndef AVCODEC_MSMPEG4DATA_H +#define AVCODEC_MSMPEG4DATA_H + +#include "libavutil/common.h" +#include "get_bits.h" +#include "rl.h" + +/* motion vector table */ +typedef struct MVTable { + int n; + const uint16_t *table_mv_code; + const uint8_t *table_mv_bits; + const uint8_t *table_mvx; + const uint8_t *table_mvy; + uint16_t *table_mv_index; /* encoding: convert mv to index in table_mv */ + VLC vlc; /* decoding: vlc */ +} MVTable; + +extern VLC ff_msmp4_mb_i_vlc; +extern VLC ff_msmp4_dc_luma_vlc[2]; +extern VLC ff_msmp4_dc_chroma_vlc[2]; + +/* intra picture macroblock coded block pattern */ +extern const uint16_t ff_msmp4_mb_i_table[64][2]; + +#define WMV1_SCANTABLE_COUNT 4 + +extern const uint8_t ff_wmv1_scantable[WMV1_SCANTABLE_COUNT][64]; + +#define NB_RL_TABLES 6 + +extern RLTable ff_rl_table[NB_RL_TABLES]; +extern uint8_t ff_static_rl_table_store[NB_RL_TABLES][2][2 * MAX_RUN + MAX_LEVEL + 3]; + +extern uint32_t ff_v2_dc_lum_table[512][2]; +extern uint32_t ff_v2_dc_chroma_table[512][2]; + +extern const uint8_t ff_wmv1_y_dc_scale_table[32]; +extern const uint8_t ff_wmv1_c_dc_scale_table[32]; +extern const uint8_t ff_old_ff_y_dc_scale_table[32]; + +extern MVTable ff_mv_tables[2]; + +extern const uint8_t ff_v2_mb_type[8][2]; +extern const uint8_t ff_v2_intra_cbpc[4][2]; + +extern const uint32_t ff_table_mb_non_intra[128][2]; +extern const uint8_t ff_table_inter_intra[4][2]; + +extern const uint32_t ff_table0_dc_lum[120][2]; +extern const uint32_t ff_table1_dc_lum[120][2]; +extern const uint32_t ff_table0_dc_chroma[120][2]; +extern const uint32_t ff_table1_dc_chroma[120][2]; + +#define WMV2_INTER_CBP_TABLE_COUNT 4 +extern const uint32_t (* const ff_wmv2_inter_table[WMV2_INTER_CBP_TABLE_COUNT])[2]; + +extern const uint8_t ff_wmv2_scantableA[64]; +extern const uint8_t ff_wmv2_scantableB[64]; + +#endif /* AVCODEC_MSMPEG4DATA_H */ |
