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| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-01-09 11:18:09 +0100 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-01-13 08:15:28 +0100 |
| commit | c21433c9539a72c17a48b155ca4581b55e326836 (patch) | |
| tree | bc6d2b2a1b55472e87f64a78064bbc2d2e809caa /libavcodec/mpeg4videodata.h | |
| parent | 8b9ef5a516dcb6327bdc15943c981ed743a09ab1 (diff) | |
| download | ffmpeg-c21433c9539a72c17a48b155ca4581b55e326836.tar.gz | |
avcodec/mpeg4video: Split off data in a header of its own
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Diffstat (limited to 'libavcodec/mpeg4videodata.h')
| -rw-r--r-- | libavcodec/mpeg4videodata.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/libavcodec/mpeg4videodata.h b/libavcodec/mpeg4videodata.h new file mode 100644 index 0000000000..b20096067a --- /dev/null +++ b/libavcodec/mpeg4videodata.h @@ -0,0 +1,61 @@ +/* + * MPEG-4 encoder/decoder data. + * Copyright (c) 2000,2001 Fabrice Bellard + * Copyright (c) 2002-2010 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 + */ + +#ifndef AVCODEC_MPEG4VIDEODATA_H +#define AVCODEC_MPEG4VIDEODATA_H + +#include <stdint.h> +#include "rl.h" + +/* dc encoding for MPEG-4 */ +extern const uint8_t ff_mpeg4_DCtab_lum[13][2]; +extern const uint8_t ff_mpeg4_DCtab_chrom[13][2]; + +extern const uint16_t ff_mpeg4_intra_vlc[103][2]; +extern const int8_t ff_mpeg4_intra_level[102]; +extern const int8_t ff_mpeg4_intra_run[102]; + +extern RLTable ff_mpeg4_rl_intra; +void ff_mpeg4_init_rl_intra(void); + +/* Note this is identical to the intra rvlc except that it is reordered. */ +extern RLTable ff_rvlc_rl_inter; +extern RLTable ff_rvlc_rl_intra; + +extern const uint8_t ff_sprite_trajectory_lens[15]; +extern const uint8_t ff_mb_type_b_tab[4][2]; + +/* these matrixes will be permuted for the idct */ +extern const int16_t ff_mpeg4_default_intra_matrix[64]; +extern const int16_t ff_mpeg4_default_non_intra_matrix[64]; + +extern const uint8_t ff_mpeg4_y_dc_scale_table[32]; +extern const uint8_t ff_mpeg4_c_dc_scale_table[32]; +extern const uint16_t ff_mpeg4_resync_prefix[8]; + +extern const uint8_t ff_mpeg4_dc_threshold[8]; + +extern const uint8_t ff_mpeg4_studio_dc_luma[19][2]; +extern const uint8_t ff_mpeg4_studio_dc_chroma[19][2]; +extern const uint8_t ff_mpeg4_studio_intra[12][24][2]; + +#endif /* AVCODEC_MPEG4VIDEO_H */ |