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186 lines
9.0 KiB
C
186 lines
9.0 KiB
C
/*
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* Indeo Video Interactive 5 compatible decoder
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* Copyright (c) 2009 Maxim Poliakovski
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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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/**
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* @file libavcodec/indeo5data.h
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* This file contains data needed for the Indeo5 decoder.
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*/
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#ifndef AVCODEC_INDEO5DATA_H
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#define AVCODEC_INDEO5DATA_H
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#include <stdint.h>
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/**
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* standard picture dimensions (width, height divided by 4)
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*/
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static const uint8_t ivi5_common_pic_sizes[30] = {
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160, 120, 80, 60, 40, 30, 176, 120, 88, 60, 88, 72, 44, 36, 60, 45, 160, 60,
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176, 60, 20, 15, 22, 18, 0, 0, 0, 0, 0, 0
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};
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/**
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* Indeo5 8x8 scan (zigzag) patterns
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*/
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static const uint8_t ivi5_scans8x8[2][64] = {
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{0, 8, 16, 24, 32, 40, 48, 56, 1, 9, 17, 25, 33, 41, 49, 57,
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2, 10, 18, 26, 34, 42, 50, 58, 3, 11, 19, 27, 35, 43, 51, 59,
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4, 12, 20, 28, 36, 44, 52, 60, 5, 13, 21, 29, 37, 45, 53, 61,
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6, 14, 22, 30, 38, 46, 54, 62, 7, 15, 23, 31, 39, 47, 55, 63
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},
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{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
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32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
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48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63
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}
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};
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/**
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* Indeo5 4x4 scan (zigzag) pattern
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*/
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static const uint8_t ivi5_scan4x4[16] = {
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0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15
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};
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/**
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* Indeo5 dequantization matrixes consist of two tables: base table
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* and scale table. The base table defines the dequantization matrix
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* itself and the scale table tells how this matrix should be scaled
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* for a particular quant level (0...24).
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*
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* ivi5_base_quant_bbb_ttt - base tables for block size 'bbb' of type 'ttt'
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* ivi5_scale_quant_bbb_ttt - scale tables for block size 'bbb' of type 'ttt'
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*/
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static const uint8_t ivi5_base_quant_8x8_inter[5][64] = {
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{0x13, 0x1d, 0x1f, 0x23, 0x25, 0x27, 0x29, 0x2d, 0x1d, 0x1f, 0x21, 0x23, 0x25, 0x27, 0x2b, 0x2f,
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0x1f, 0x21, 0x23, 0x24, 0x26, 0x29, 0x2d, 0x31, 0x23, 0x23, 0x24, 0x25, 0x27, 0x2b, 0x2f, 0x33,
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0x25, 0x25, 0x26, 0x27, 0x29, 0x2d, 0x31, 0x35, 0x27, 0x27, 0x29, 0x2b, 0x2d, 0x2f, 0x33, 0x37,
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0x29, 0x2b, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x39, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x37, 0x39, 0x3b
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},
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{0x13, 0x1d, 0x1f, 0x23, 0x25, 0x27, 0x29, 0x2d, 0x1d, 0x1f, 0x21, 0x23, 0x25, 0x27, 0x2b, 0x2f,
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0x1f, 0x21, 0x23, 0x24, 0x26, 0x29, 0x2d, 0x31, 0x23, 0x23, 0x24, 0x25, 0x27, 0x2b, 0x2f, 0x33,
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0x25, 0x25, 0x26, 0x27, 0x29, 0x2d, 0x31, 0x35, 0x27, 0x27, 0x29, 0x2b, 0x2d, 0x2f, 0x33, 0x37,
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0x29, 0x2b, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x39, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x37, 0x39, 0x3b
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},
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{0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
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0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
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0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
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0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61
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},
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{0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
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0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a,
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0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
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0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61
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},
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{0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
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0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
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0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
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0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f
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}
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};
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static const uint8_t ivi5_base_quant_8x8_intra[5][64] = {
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{0x0d, 0x17, 0x1b, 0x21, 0x23, 0x25, 0x27, 0x2d, 0x17, 0x19, 0x1f, 0x21, 0x23, 0x27, 0x2b, 0x35,
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0x1b, 0x1f, 0x1f, 0x22, 0x25, 0x2a, 0x33, 0x39, 0x21, 0x21, 0x22, 0x25, 0x29, 0x31, 0x36, 0x3d,
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0x23, 0x23, 0x25, 0x29, 0x2f, 0x33, 0x39, 0x47, 0x25, 0x27, 0x2a, 0x31, 0x33, 0x37, 0x43, 0x53,
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0x27, 0x2b, 0x33, 0x36, 0x39, 0x43, 0x4d, 0x65, 0x2d, 0x35, 0x39, 0x3d, 0x47, 0x53, 0x65, 0x7f
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},
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{0x13, 0x1d, 0x1f, 0x23, 0x25, 0x27, 0x29, 0x2d, 0x1d, 0x1f, 0x21, 0x23, 0x25, 0x27, 0x2b, 0x2f,
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0x1f, 0x21, 0x23, 0x24, 0x26, 0x29, 0x2d, 0x31, 0x23, 0x23, 0x24, 0x25, 0x27, 0x2b, 0x2f, 0x33,
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0x25, 0x25, 0x26, 0x27, 0x29, 0x2d, 0x31, 0x35, 0x27, 0x27, 0x29, 0x2b, 0x2d, 0x2f, 0x33, 0x37,
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0x29, 0x2b, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x39, 0x2d, 0x2f, 0x31, 0x33, 0x35, 0x37, 0x39, 0x3b
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},
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{0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
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0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
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0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61,
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0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61, 0x27, 0x55, 0x79, 0x6a, 0x6f, 0x61, 0x6b, 0x61
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},
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{0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
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0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x79, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a, 0x6a,
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0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x6f, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
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0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x6b, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61
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},
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{0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
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0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
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0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
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0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f
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}
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};
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static const uint8_t ivi5_base_quant_4x4_inter[16] = {
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0x0f, 0x1f, 0x25, 0x29, 0x1f, 0x25, 0x29, 0x2b, 0x25, 0x29, 0x2b, 0x2f, 0x29, 0x2b, 0x2f, 0x33
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};
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static const uint8_t ivi5_base_quant_4x4_intra[16] = {
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0x0f, 0x1f, 0x25, 0x29, 0x1f, 0x25, 0x29, 0x2f, 0x25, 0x29, 0x2f, 0x3d, 0x29, 0x2f, 0x3d, 0x49
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};
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static const uint8_t ivi5_scale_quant_8x8_inter[5][24] = {
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{0x0b, 0x11, 0x13, 0x14, 0x15, 0x16, 0x18, 0x1a, 0x1b, 0x1d, 0x20, 0x22,
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0x23, 0x25, 0x28, 0x2a, 0x2e, 0x32, 0x35, 0x39, 0x3d, 0x41, 0x44, 0x4a,
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},
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{0x07, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x29, 0x2d, 0x31, 0x35,
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0x3a, 0x3f, 0x44, 0x4a, 0x50, 0x56, 0x5c, 0x63, 0x6a, 0x71, 0x78, 0x7e,
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},
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{0x15, 0x25, 0x28, 0x2d, 0x30, 0x34, 0x3a, 0x3d, 0x42, 0x48, 0x4c, 0x51,
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0x56, 0x5b, 0x60, 0x65, 0x6b, 0x70, 0x76, 0x7c, 0x82, 0x88, 0x8f, 0x97,
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},
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{0x13, 0x1f, 0x20, 0x22, 0x25, 0x28, 0x2b, 0x2d, 0x30, 0x33, 0x36, 0x39,
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0x3c, 0x3f, 0x42, 0x45, 0x48, 0x4b, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x62,
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},
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{0x3c, 0x52, 0x58, 0x5d, 0x63, 0x68, 0x68, 0x6d, 0x73, 0x78, 0x7c, 0x80,
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0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa3, 0xa9, 0xad, 0xb1, 0xb5, 0xba,
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},
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};
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static const uint8_t ivi5_scale_quant_8x8_intra[5][24] = {
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{0x0b, 0x0e, 0x10, 0x12, 0x14, 0x16, 0x17, 0x18, 0x1a, 0x1c, 0x1e, 0x20,
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0x22, 0x24, 0x27, 0x28, 0x2a, 0x2d, 0x2f, 0x31, 0x34, 0x37, 0x39, 0x3c,
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},
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{0x01, 0x10, 0x12, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x28, 0x2c,
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0x30, 0x34, 0x38, 0x3d, 0x42, 0x47, 0x4c, 0x52, 0x58, 0x5e, 0x65, 0x6c,
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},
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{0x13, 0x22, 0x27, 0x2a, 0x2d, 0x33, 0x36, 0x3c, 0x41, 0x45, 0x49, 0x4e,
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0x53, 0x58, 0x5d, 0x63, 0x69, 0x6f, 0x75, 0x7c, 0x82, 0x88, 0x8e, 0x95,
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},
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{0x13, 0x1f, 0x21, 0x24, 0x27, 0x29, 0x2d, 0x2f, 0x34, 0x37, 0x3a, 0x3d,
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0x40, 0x44, 0x48, 0x4c, 0x4f, 0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6b,
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},
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{0x31, 0x42, 0x47, 0x47, 0x4d, 0x52, 0x58, 0x58, 0x5d, 0x63, 0x67, 0x6b,
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0x6f, 0x73, 0x78, 0x7c, 0x80, 0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa4,
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}
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};
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static const uint8_t ivi5_scale_quant_4x4_inter[24] = {
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0x0b, 0x0d, 0x0d, 0x0e, 0x11, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
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0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23,
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};
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static const uint8_t ivi5_scale_quant_4x4_intra[24] = {
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0x01, 0x0b, 0x0b, 0x0d, 0x0d, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x13, 0x14,
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0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20
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};
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#endif /* AVCODEC_INDEO5DATA_H */
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