From 5ce117c37c9b1ff5ed121f372e972e9eb3d83d23 Mon Sep 17 00:00:00 2001 From: Aurelien Jacobs Date: Sat, 9 Sep 2006 17:19:37 +0000 Subject: VP5 and VP6 video decoder Originally committed as revision 6213 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/vp56data.h | 246 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 246 insertions(+) create mode 100644 libavcodec/vp56data.h (limited to 'libavcodec/vp56data.h') diff --git a/libavcodec/vp56data.h b/libavcodec/vp56data.h new file mode 100644 index 0000000000..899acb49a9 --- /dev/null +++ b/libavcodec/vp56data.h @@ -0,0 +1,246 @@ +/** + * @file vp56data.h + * VP5 and VP6 compatible video decoder (common data) + * + * Copyright (C) 2006 Aurelien Jacobs + * + * This library 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. + * + * This library 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 this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef VP56DATA_H +#define VP56DATA_H + +#include + +typedef enum { + VP56_FRAME_CURRENT = 0, + VP56_FRAME_PREVIOUS = 1, + VP56_FRAME_GOLDEN = 2, +} vp56_frame_t; + +typedef enum { + VP56_MB_INTER_NOVEC_PF = 0, /**< Inter MB, no vector, from previous frame */ + VP56_MB_INTRA = 1, /**< Intra MB */ + VP56_MB_INTER_DELTA_PF = 2, /**< Inter MB, above/left vector + delta, from previous frame */ + VP56_MB_INTER_V1_PF = 3, /**< Inter MB, first vector, from previous frame */ + VP56_MB_INTER_V2_PF = 4, /**< Inter MB, second vector, from previous frame */ + VP56_MB_INTER_NOVEC_GF = 5, /**< Inter MB, no vector, from golden frame */ + VP56_MB_INTER_DELTA_GF = 6, /**< Inter MB, above/left vector + delta, from golden frame */ + VP56_MB_INTER_4V = 7, /**< Inter MB, 4 vectors, from previous frame */ + VP56_MB_INTER_V1_GF = 8, /**< Inter MB, first vector, from golden frame */ + VP56_MB_INTER_V2_GF = 9, /**< Inter MB, second vector, from golden frame */ +} vp56_mb_t; + +typedef struct { + int8_t val; + int8_t prob_idx; +} vp56_tree_t; + +extern const uint8_t vp56_b6to3[]; +extern const uint8_t vp56_b6to4[]; +extern const uint8_t vp56_coeff_parse_table[6][11]; +extern const uint8_t vp56_def_mb_types_stats[3][10][2]; +extern const vp56_tree_t vp56_pva_tree[]; +extern const vp56_tree_t vp56_pc_tree[]; +extern const uint8_t vp56_coeff_bias[]; +extern const uint8_t vp56_coeff_bit_length[]; + +static const vp56_frame_t vp56_reference_frame[] = { + VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_NOVEC_PF */ + VP56_FRAME_CURRENT, /* VP56_MB_INTRA */ + VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_DELTA_PF */ + VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_V1_PF */ + VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_V2_PF */ + VP56_FRAME_GOLDEN, /* VP56_MB_INTER_NOVEC_GF */ + VP56_FRAME_GOLDEN, /* VP56_MB_INTER_DELTA_GF */ + VP56_FRAME_PREVIOUS, /* VP56_MB_INTER_4V */ + VP56_FRAME_GOLDEN, /* VP56_MB_INTER_V1_GF */ + VP56_FRAME_GOLDEN, /* VP56_MB_INTER_V2_GF */ +}; + +static const uint8_t vp56_ac_dequant[64] = { + 94, 92, 90, 88, 86, 82, 78, 74, + 70, 66, 62, 58, 54, 53, 52, 51, + 50, 49, 48, 47, 46, 45, 44, 43, + 42, 40, 39, 37, 36, 35, 34, 33, + 32, 31, 30, 29, 28, 27, 26, 25, + 24, 23, 22, 21, 20, 19, 18, 17, + 16, 15, 14, 13, 12, 11, 10, 9, + 8, 7, 6, 5, 4, 3, 2, 1, +}; + +static const uint8_t vp56_dc_dequant[64] = { + 47, 47, 47, 47, 45, 43, 43, 43, + 43, 43, 42, 41, 41, 40, 40, 40, + 40, 35, 35, 35, 35, 33, 33, 33, + 33, 32, 32, 32, 27, 27, 26, 26, + 25, 25, 24, 24, 23, 23, 19, 19, + 19, 19, 18, 18, 17, 16, 16, 16, + 16, 16, 15, 11, 11, 11, 10, 10, + 9, 8, 7, 5, 3, 3, 2, 2, +}; + +static const uint8_t vp56_pre_def_mb_type_stats[16][3][10][2] = { + { { { 9, 15 }, { 32, 25 }, { 7, 19 }, { 9, 21 }, { 1, 12 }, + { 14, 12 }, { 3, 18 }, { 14, 23 }, { 3, 10 }, { 0, 4 }, }, + { { 41, 22 }, { 1, 0 }, { 1, 31 }, { 0, 0 }, { 0, 0 }, + { 0, 1 }, { 1, 7 }, { 0, 1 }, { 98, 25 }, { 4, 10 }, }, + { { 2, 3 }, { 2, 3 }, { 0, 2 }, { 0, 2 }, { 0, 0 }, + { 11, 4 }, { 1, 4 }, { 0, 2 }, { 3, 2 }, { 0, 4 }, }, }, + { { { 48, 39 }, { 1, 2 }, { 11, 27 }, { 29, 44 }, { 7, 27 }, + { 1, 4 }, { 0, 3 }, { 1, 6 }, { 1, 2 }, { 0, 0 }, }, + { { 123, 37 }, { 6, 4 }, { 1, 27 }, { 0, 0 }, { 0, 0 }, + { 5, 8 }, { 1, 7 }, { 0, 1 }, { 12, 10 }, { 0, 2 }, }, + { { 49, 46 }, { 3, 4 }, { 7, 31 }, { 42, 41 }, { 0, 0 }, + { 2, 6 }, { 1, 7 }, { 1, 4 }, { 2, 4 }, { 0, 1 }, }, }, + { { { 21, 32 }, { 1, 2 }, { 4, 10 }, { 32, 43 }, { 6, 23 }, + { 2, 3 }, { 1, 19 }, { 1, 6 }, { 12, 21 }, { 0, 7 }, }, + { { 26, 14 }, { 14, 12 }, { 0, 24 }, { 0, 0 }, { 0, 0 }, + { 55, 17 }, { 1, 9 }, { 0, 36 }, { 5, 7 }, { 1, 3 }, }, + { { 26, 25 }, { 1, 1 }, { 2, 10 }, { 67, 39 }, { 0, 0 }, + { 1, 1 }, { 0, 14 }, { 0, 2 }, { 31, 26 }, { 1, 6 }, }, }, + { { { 69, 83 }, { 0, 0 }, { 0, 2 }, { 10, 29 }, { 3, 12 }, + { 0, 1 }, { 0, 3 }, { 0, 3 }, { 2, 2 }, { 0, 0 }, }, + { { 209, 5 }, { 0, 0 }, { 0, 27 }, { 0, 0 }, { 0, 0 }, + { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, + { { 103, 46 }, { 1, 2 }, { 2, 10 }, { 33, 42 }, { 0, 0 }, + { 1, 4 }, { 0, 3 }, { 0, 1 }, { 1, 3 }, { 0, 0 }, }, }, + { { { 11, 20 }, { 1, 4 }, { 18, 36 }, { 43, 48 }, { 13, 35 }, + { 0, 2 }, { 0, 5 }, { 3, 12 }, { 1, 2 }, { 0, 0 }, }, + { { 2, 5 }, { 4, 5 }, { 0, 121 }, { 0, 0 }, { 0, 0 }, + { 0, 3 }, { 2, 4 }, { 1, 4 }, { 2, 2 }, { 0, 1 }, }, + { { 14, 31 }, { 9, 13 }, { 14, 54 }, { 22, 29 }, { 0, 0 }, + { 2, 6 }, { 4, 18 }, { 6, 13 }, { 1, 5 }, { 0, 1 }, }, }, + { { { 70, 44 }, { 0, 1 }, { 2, 10 }, { 37, 46 }, { 8, 26 }, + { 0, 2 }, { 0, 2 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, }, + { { 175, 5 }, { 0, 1 }, { 0, 48 }, { 0, 0 }, { 0, 0 }, + { 0, 2 }, { 0, 1 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, }, + { { 85, 39 }, { 0, 0 }, { 1, 9 }, { 69, 40 }, { 0, 0 }, + { 0, 1 }, { 0, 3 }, { 0, 1 }, { 2, 3 }, { 0, 0 }, }, }, + { { { 8, 15 }, { 0, 1 }, { 8, 21 }, { 74, 53 }, { 22, 42 }, + { 0, 1 }, { 0, 2 }, { 0, 3 }, { 1, 2 }, { 0, 0 }, }, + { { 83, 5 }, { 2, 3 }, { 0, 102 }, { 0, 0 }, { 0, 0 }, + { 1, 3 }, { 0, 2 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, + { { 31, 28 }, { 0, 0 }, { 3, 14 }, { 130, 34 }, { 0, 0 }, + { 0, 1 }, { 0, 3 }, { 0, 1 }, { 3, 3 }, { 0, 1 }, }, }, + { { { 141, 42 }, { 0, 0 }, { 1, 4 }, { 11, 24 }, { 1, 11 }, + { 0, 1 }, { 0, 1 }, { 0, 2 }, { 0, 0 }, { 0, 0 }, }, + { { 233, 6 }, { 0, 0 }, { 0, 8 }, { 0, 0 }, { 0, 0 }, + { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 1 }, { 0, 0 }, }, + { { 171, 25 }, { 0, 0 }, { 1, 5 }, { 25, 21 }, { 0, 0 }, + { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, }, }, + { { { 8, 19 }, { 4, 10 }, { 24, 45 }, { 21, 37 }, { 9, 29 }, + { 0, 3 }, { 1, 7 }, { 11, 25 }, { 0, 2 }, { 0, 1 }, }, + { { 34, 16 }, { 112, 21 }, { 1, 28 }, { 0, 0 }, { 0, 0 }, + { 6, 8 }, { 1, 7 }, { 0, 3 }, { 2, 5 }, { 0, 2 }, }, + { { 17, 21 }, { 68, 29 }, { 6, 15 }, { 13, 22 }, { 0, 0 }, + { 6, 12 }, { 3, 14 }, { 4, 10 }, { 1, 7 }, { 0, 3 }, }, }, + { { { 46, 42 }, { 0, 1 }, { 2, 10 }, { 54, 51 }, { 10, 30 }, + { 0, 2 }, { 0, 2 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, }, + { { 159, 35 }, { 2, 2 }, { 0, 25 }, { 0, 0 }, { 0, 0 }, + { 3, 6 }, { 0, 5 }, { 0, 1 }, { 4, 4 }, { 0, 1 }, }, + { { 51, 39 }, { 0, 1 }, { 2, 12 }, { 91, 44 }, { 0, 0 }, + { 0, 2 }, { 0, 3 }, { 0, 1 }, { 2, 3 }, { 0, 1 }, }, }, + { { { 28, 32 }, { 0, 0 }, { 3, 10 }, { 75, 51 }, { 14, 33 }, + { 0, 1 }, { 0, 2 }, { 0, 1 }, { 1, 2 }, { 0, 0 }, }, + { { 75, 39 }, { 5, 7 }, { 2, 48 }, { 0, 0 }, { 0, 0 }, + { 3, 11 }, { 2, 16 }, { 1, 4 }, { 7, 10 }, { 0, 2 }, }, + { { 81, 25 }, { 0, 0 }, { 2, 9 }, { 106, 26 }, { 0, 0 }, + { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, }, + { { { 100, 46 }, { 0, 1 }, { 3, 9 }, { 21, 37 }, { 5, 20 }, + { 0, 1 }, { 0, 2 }, { 1, 2 }, { 0, 1 }, { 0, 0 }, }, + { { 212, 21 }, { 0, 1 }, { 0, 9 }, { 0, 0 }, { 0, 0 }, + { 1, 2 }, { 0, 2 }, { 0, 0 }, { 2, 2 }, { 0, 0 }, }, + { { 140, 37 }, { 0, 1 }, { 1, 8 }, { 24, 33 }, { 0, 0 }, + { 1, 2 }, { 0, 2 }, { 0, 1 }, { 1, 2 }, { 0, 0 }, }, }, + { { { 27, 29 }, { 0, 1 }, { 9, 25 }, { 53, 51 }, { 12, 34 }, + { 0, 1 }, { 0, 3 }, { 1, 5 }, { 0, 2 }, { 0, 0 }, }, + { { 4, 2 }, { 0, 0 }, { 0, 172 }, { 0, 0 }, { 0, 0 }, + { 0, 1 }, { 0, 2 }, { 0, 0 }, { 2, 0 }, { 0, 0 }, }, + { { 14, 23 }, { 1, 3 }, { 11, 53 }, { 90, 31 }, { 0, 0 }, + { 0, 3 }, { 1, 5 }, { 2, 6 }, { 1, 2 }, { 0, 0 }, }, }, + { { { 80, 38 }, { 0, 0 }, { 1, 4 }, { 69, 33 }, { 5, 16 }, + { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 1 }, { 0, 0 }, }, + { { 187, 22 }, { 1, 1 }, { 0, 17 }, { 0, 0 }, { 0, 0 }, + { 3, 6 }, { 0, 4 }, { 0, 1 }, { 4, 4 }, { 0, 1 }, }, + { { 123, 29 }, { 0, 0 }, { 1, 7 }, { 57, 30 }, { 0, 0 }, + { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, }, }, + { { { 16, 20 }, { 0, 0 }, { 2, 8 }, { 104, 49 }, { 15, 33 }, + { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, + { { 133, 6 }, { 1, 2 }, { 1, 70 }, { 0, 0 }, { 0, 0 }, + { 0, 2 }, { 0, 4 }, { 0, 3 }, { 1, 1 }, { 0, 0 }, }, + { { 13, 14 }, { 0, 0 }, { 4, 20 }, { 175, 20 }, { 0, 0 }, + { 0, 1 }, { 0, 1 }, { 0, 1 }, { 1, 1 }, { 0, 0 }, }, }, + { { { 194, 16 }, { 0, 0 }, { 1, 1 }, { 1, 9 }, { 1, 3 }, + { 0, 0 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, + { { 251, 1 }, { 0, 0 }, { 0, 2 }, { 0, 0 }, { 0, 0 }, + { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, }, + { { 202, 23 }, { 0, 0 }, { 1, 3 }, { 2, 9 }, { 0, 0 }, + { 0, 1 }, { 0, 1 }, { 0, 1 }, { 0, 0 }, { 0, 0 }, }, }, +}; + +static const uint8_t vp56_filter_threshold[] = { + 14, 14, 13, 13, 12, 12, 10, 10, + 10, 10, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 7, 7, 7, 7, + 7, 7, 6, 6, 6, 6, 6, 6, + 5, 5, 5, 5, 4, 4, 4, 4, + 4, 4, 4, 3, 3, 3, 3, 2, +}; + +static const uint8_t vp56_mb_type_model_model[] = { + 171, 83, 199, 140, 125, 104, +}; + +static const vp56_tree_t vp56_pmbtm_tree[] = { + { 4, 0}, + { 2, 1}, {-8}, {-4}, + { 8, 2}, + { 6, 3}, + { 4, 4}, + { 2, 5}, {-24}, {-20}, {-16}, {-12}, {-0}, +}; + +static const vp56_tree_t vp56_pmbt_tree[] = { + { 8, 1}, + { 4, 2}, + { 2, 4}, {-VP56_MB_INTER_NOVEC_PF}, {-VP56_MB_INTER_DELTA_PF}, + { 2, 5}, {-VP56_MB_INTER_V1_PF}, {-VP56_MB_INTER_V2_PF}, + { 4, 3}, + { 2, 6}, {-VP56_MB_INTRA}, {-VP56_MB_INTER_4V}, + { 4, 7}, + { 2, 8}, {-VP56_MB_INTER_NOVEC_GF}, {-VP56_MB_INTER_DELTA_GF}, + { 2, 9}, {-VP56_MB_INTER_V1_GF}, {-VP56_MB_INTER_V2_GF}, +}; + +/* relative pos of surrounding blocks, from closest to farthest */ +static const int8_t vp56_candidate_predictor_pos[12][2] = { + { 0, -1 }, + { -1, 0 }, + { -1, -1 }, + { 1, -1 }, + { 0, -2 }, + { -2, 0 }, + { -2, -1 }, + { -1, -2 }, + { 1, -2 }, + { 2, -1 }, + { -2, -2 }, + { 2, -2 }, +}; + +#endif /* VP56DATA */ -- cgit v1.2.3