351 lines
12 KiB
C
351 lines
12 KiB
C
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/*
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* Indeo Video Interactive 4 compatible decoder
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* Copyright (c) 2009-2010 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
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* This file contains data needed for the Indeo 4 decoder.
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*/
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#ifndef AVCODEC_INDEO4DATA_H
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#define AVCODEC_INDEO4DATA_H
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#include <stdint.h>
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#include "ivi.h"
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/**
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* standard picture dimensions
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*/
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static const uint16_t ivi4_common_pic_sizes[14] = {
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640, 480, 320, 240, 160, 120, 704, 480, 352, 240, 352, 288, 176, 144
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};
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/**
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* Indeo 4 8x8 scan (zigzag) patterns
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*/
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static const uint8_t ivi4_alternate_scan_8x8[64] = {
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0, 8, 1, 9, 16, 24, 2, 3, 17, 25, 10, 11, 32, 40, 48, 56,
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4, 5, 6, 7, 33, 41, 49, 57, 18, 19, 26, 27, 12, 13, 14, 15,
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34, 35, 43, 42, 50, 51, 59, 58, 20, 21, 22, 23, 31, 30, 29, 28,
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36, 37, 38, 39, 47, 46, 45, 44, 52, 53, 54, 55, 63, 62, 61, 60
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};
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static const uint8_t ivi4_alternate_scan_4x4[16] = {
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0, 1, 4, 5, 8, 12, 2, 3, 9, 13, 6, 7, 10, 11, 14, 15
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};
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static const uint8_t ivi4_vertical_scan_4x4[16] = {
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0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15
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};
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static const uint8_t ivi4_horizontal_scan_4x4[16] = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
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};
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static const uint8_t * const scan_index_to_tab[15] = {
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// for 8x8 transforms
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ff_zigzag_direct,
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ivi4_alternate_scan_8x8,
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ff_ivi_horizontal_scan_8x8,
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ff_ivi_vertical_scan_8x8,
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ff_zigzag_direct,
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// for 4x4 transforms
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ff_ivi_direct_scan_4x4,
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ivi4_alternate_scan_4x4,
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ivi4_vertical_scan_4x4,
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ivi4_horizontal_scan_4x4,
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ff_ivi_direct_scan_4x4,
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// TODO: check if those are needed
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ff_ivi_horizontal_scan_8x8,
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ff_ivi_horizontal_scan_8x8,
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ff_ivi_horizontal_scan_8x8,
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ff_ivi_horizontal_scan_8x8,
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ff_ivi_horizontal_scan_8x8
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};
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/**
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* Indeo 4 dequant tables
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*/
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static const uint16_t ivi4_quant_8x8_intra[9][64] = {
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{
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43, 342, 385, 470, 555, 555, 598, 726,
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342, 342, 470, 513, 555, 598, 726, 769,
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385, 470, 555, 555, 598, 726, 726, 811,
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470, 470, 555, 555, 598, 726, 769, 854,
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470, 555, 555, 598, 683, 726, 854, 1025,
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555, 555, 598, 683, 726, 854, 1025, 1153,
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555, 555, 598, 726, 811, 982, 1195, 1451,
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555, 598, 726, 811, 982, 1195, 1451, 1793
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},
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{
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86, 1195, 2390, 2390, 4865, 4865, 4865, 4865,
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1195, 1195, 2390, 2390, 4865, 4865, 4865, 4865,
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2390, 2390, 4865, 4865, 6827, 6827, 6827, 6827,
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2390, 2390, 4865, 4865, 6827, 6827, 6827, 6827,
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4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827,
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4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827,
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4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827,
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4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827
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},
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{
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235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
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235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
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235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
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235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
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235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
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235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
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235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
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235, 1067, 1195, 1323, 1451, 1579, 1707, 1835
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},
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{
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1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
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1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
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1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
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1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
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1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
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1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
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1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
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1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414
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},
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{
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897, 897, 897, 897, 897, 897, 897, 897,
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1067, 1067, 1067, 1067, 1067, 1067, 1067, 1067,
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1238, 1238, 1238, 1238, 1238, 1238, 1238, 1238,
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1409, 1409, 1409, 1409, 1409, 1409, 1409, 1409,
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1579, 1579, 1579, 1579, 1579, 1579, 1579, 1579,
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1750, 1750, 1750, 1750, 1750, 1750, 1750, 1750,
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1921, 1921, 1921, 1921, 1921, 1921, 1921, 1921,
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2091, 2091, 2091, 2091, 2091, 2091, 2091, 2091
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},
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{
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
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3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
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3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
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3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
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3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
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3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
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3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414
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},
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{
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2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
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2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
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2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
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2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
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2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
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2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
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2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
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2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390
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},
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{
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22, 171, 214, 257, 257, 299, 299, 342,
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171, 171, 257, 257, 299, 299, 342, 385,
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214, 257, 257, 299, 299, 342, 342, 385,
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257, 257, 257, 299, 299, 342, 385, 427,
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257, 257, 299, 299, 342, 385, 427, 513,
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257, 299, 299, 342, 385, 427, 513, 598,
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299, 299, 299, 385, 385, 470, 598, 726,
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299, 299, 385, 385, 470, 598, 726, 897
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},
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{
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86, 598, 1195, 1195, 2390, 2390, 2390, 2390,
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598, 598, 1195, 1195, 2390, 2390, 2390, 2390,
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1195, 1195, 2390, 2390, 3414, 3414, 3414, 3414,
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1195, 1195, 2390, 2390, 3414, 3414, 3414, 3414,
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2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414,
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2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414,
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2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414,
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2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414
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}
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};
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static const uint16_t ivi4_quant_8x8_inter[9][64] = {
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{
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427, 427, 470, 427, 427, 427, 470, 470,
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427, 427, 470, 427, 427, 427, 470, 470,
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470, 470, 470, 470, 470, 470, 470, 470,
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427, 427, 470, 470, 427, 427, 470, 470,
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427, 427, 470, 427, 427, 427, 470, 470,
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427, 427, 470, 427, 427, 427, 470, 470,
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470, 470, 470, 470, 470, 470, 470, 470,
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470, 470, 470, 470, 470, 470, 470, 470
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},
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{
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1707, 1707, 2433, 2433, 3414, 3414, 3414, 3414,
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1707, 1707, 2433, 2433, 3414, 3414, 3414, 3414,
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2433, 2433, 3414, 3414, 4822, 4822, 4822, 4822,
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2433, 2433, 3414, 3414, 4822, 4822, 4822, 4822,
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3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414,
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3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414,
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3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414,
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3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414
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},
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{
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1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
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1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
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1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
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1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
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1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
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1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
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1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
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1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281
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},
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{
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2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
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2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
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2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
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2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
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2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
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2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
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2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
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2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433
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},
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{
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1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
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1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
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1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281,
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1238, 1238, 1238, 1238, 1238, 1238, 1238, 1238,
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1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
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1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
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1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281,
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1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281
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},
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{
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2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
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2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
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3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
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3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
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2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
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2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
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2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
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2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433
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},
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{
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
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1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707
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},
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{
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86, 171, 171, 214, 214, 214, 214, 257,
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171, 171, 214, 214, 214, 214, 257, 257,
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171, 214, 214, 214, 214, 257, 257, 257,
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214, 214, 214, 214, 257, 257, 257, 299,
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214, 214, 214, 257, 257, 257, 299, 299,
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214, 214, 257, 257, 257, 299, 299, 299,
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214, 257, 257, 257, 299, 299, 299, 342,
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257, 257, 257, 299, 299, 299, 342, 342
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},
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{
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854, 854, 1195, 1195, 1707, 1707, 1707, 1707,
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854, 854, 1195, 1195, 1707, 1707, 1707, 1707,
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1195, 1195, 1707, 1707, 2390, 2390, 2390, 2390,
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1195, 1195, 1707, 1707, 2390, 2390, 2390, 2390,
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1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707,
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1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707,
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1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707,
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1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707
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}
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};
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static const uint16_t ivi4_quant_4x4_intra[5][16] = {
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{
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22, 214, 257, 299,
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214, 257, 299, 342,
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257, 299, 342, 427,
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299, 342, 427, 513
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},
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{
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129, 1025, 1451, 1451,
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1025, 1025, 1451, 1451,
|
||
|
|
1451, 1451, 2049, 2049,
|
||
|
|
1451, 1451, 2049, 2049
|
||
|
|
},
|
||
|
|
{
|
||
|
|
43, 171, 171, 171,
|
||
|
|
43, 171, 171, 171,
|
||
|
|
43, 171, 171, 171,
|
||
|
|
43, 171, 171, 171
|
||
|
|
},
|
||
|
|
{
|
||
|
|
43, 43, 43, 43,
|
||
|
|
171, 171, 171, 171,
|
||
|
|
171, 171, 171, 171,
|
||
|
|
171, 171, 171, 171
|
||
|
|
},
|
||
|
|
{
|
||
|
|
43, 43, 43, 43,
|
||
|
|
43, 43, 43, 43,
|
||
|
|
43, 43, 43, 43,
|
||
|
|
43, 43, 43, 43
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
static const uint16_t ivi4_quant_4x4_inter[5][16] = {
|
||
|
|
{
|
||
|
|
107, 214, 257, 299,
|
||
|
|
214, 257, 299, 299,
|
||
|
|
257, 299, 299, 342,
|
||
|
|
299, 299, 342, 342
|
||
|
|
},
|
||
|
|
{
|
||
|
|
513, 1025, 1238, 1238,
|
||
|
|
1025, 1025, 1238, 1238,
|
||
|
|
1238, 1238, 1451, 1451,
|
||
|
|
1238, 1238, 1451, 1451
|
||
|
|
},
|
||
|
|
{
|
||
|
|
43, 171, 171, 171,
|
||
|
|
43, 171, 171, 171,
|
||
|
|
43, 171, 171, 171,
|
||
|
|
43, 171, 171, 171
|
||
|
|
},
|
||
|
|
{
|
||
|
|
43, 43, 43, 43,
|
||
|
|
171, 171, 171, 171,
|
||
|
|
171, 171, 171, 171,
|
||
|
|
171, 171, 171, 171
|
||
|
|
},
|
||
|
|
{
|
||
|
|
43, 43, 43, 43,
|
||
|
|
43, 43, 43, 43,
|
||
|
|
43, 43, 43, 43,
|
||
|
|
43, 43, 43, 43
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Table for mapping quant matrix index from the bitstream
|
||
|
|
* into internal quant table number.
|
||
|
|
*/
|
||
|
|
static const uint8_t quant_index_to_tab[22] = {
|
||
|
|
0, 1, 0, 2, 1, 3, 0, 4, 1, 5, 0, 1, 6, 7, 8, // for 8x8 quant matrixes
|
||
|
|
0, 1, 2, 2, 3, 3, 4 // for 4x4 quant matrixes
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* AVCODEC_INDEO4DATA_H */
|