From adfe0c942e71545f003f9c4d148fbf5d220681bc Mon Sep 17 00:00:00 2001 From: Kostya Shishkov Date: Tue, 6 Dec 2011 14:50:32 +0100 Subject: Indeo 4 decoder Signed-off-by: Kostya Shishkov --- libavcodec/indeo4data.h | 350 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 350 insertions(+) create mode 100644 libavcodec/indeo4data.h (limited to 'libavcodec/indeo4data.h') diff --git a/libavcodec/indeo4data.h b/libavcodec/indeo4data.h new file mode 100644 index 0000000000..affd9c6203 --- /dev/null +++ b/libavcodec/indeo4data.h @@ -0,0 +1,350 @@ +/* + * Indeo Video Interactive 4 compatible decoder + * Copyright (c) 2009-2010 Maxim Poliakovski + * + * This file is part of Libav. + * + * Libav 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. + * + * Libav 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 Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * This file contains data needed for the Indeo 4 decoder. + */ + +#ifndef AVCODEC_INDEO4DATA_H +#define AVCODEC_INDEO4DATA_H + +#include +#include "dsputil.h" +#include "ivi_common.h" + +/** + * standard picture dimensions + */ +static const uint16_t ivi4_common_pic_sizes[14] = { + 640, 480, 320, 240, 160, 120, 704, 480, 352, 240, 352, 288, 176, 144 +}; + +/** + * Indeo 4 8x8 scan (zigzag) patterns + */ +static const uint8_t ivi4_alternate_scan_8x8[64] = { + 0, 8, 1, 9, 16, 24, 2, 3, 17, 25, 10, 11, 32, 40, 48, 56, + 4, 5, 6, 7, 33, 41, 49, 57, 18, 19, 26, 27, 12, 13, 14, 15, + 34, 35, 43, 42, 50, 51, 59, 58, 20, 21, 22, 23, 31, 30, 29, 28, + 36, 37, 38, 39, 47, 46, 45, 44, 52, 53, 54, 55, 63, 62, 61, 60 +}; + +static const uint8_t ivi4_alternate_scan_4x4[16] = { + 0, 1, 4, 5, 8, 12, 2, 3, 9, 13, 6, 7, 10, 11, 14, 15 +}; + +static const uint8_t ivi4_vertical_scan_4x4[16] = { + 0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15 +}; + +static const uint8_t ivi4_horizontal_scan_4x4[16] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 +}; + +static const uint8_t *scan_index_to_tab[15] = { + // for 8x8 transforms + ff_zigzag_direct, + ivi4_alternate_scan_8x8, + ff_ivi_horizontal_scan_8x8, + ff_ivi_vertical_scan_8x8, + ff_zigzag_direct, + + // for 4x4 transforms + ff_ivi_direct_scan_4x4, + ivi4_alternate_scan_4x4, + ivi4_vertical_scan_4x4, + ivi4_horizontal_scan_4x4, + ff_ivi_direct_scan_4x4, + + // TODO: check if those are needed + ff_ivi_horizontal_scan_8x8, + ff_ivi_horizontal_scan_8x8, + ff_ivi_horizontal_scan_8x8, + ff_ivi_horizontal_scan_8x8, + ff_ivi_horizontal_scan_8x8 +}; + +/** + * Indeo 4 dequant tables + */ +static uint16_t ivi4_quant_8x8_intra[9][64] = { + { + 43, 342, 385, 470, 555, 555, 598, 726, + 342, 342, 470, 513, 555, 598, 726, 769, + 385, 470, 555, 555, 598, 726, 726, 811, + 470, 470, 555, 555, 598, 726, 769, 854, + 470, 555, 555, 598, 683, 726, 854, 1025, + 555, 555, 598, 683, 726, 854, 1025, 1153, + 555, 555, 598, 726, 811, 982, 1195, 1451, + 555, 598, 726, 811, 982, 1195, 1451, 1793 + }, + { + 86, 1195, 2390, 2390, 4865, 4865, 4865, 4865, + 1195, 1195, 2390, 2390, 4865, 4865, 4865, 4865, + 2390, 2390, 4865, 4865, 6827, 6827, 6827, 6827, + 2390, 2390, 4865, 4865, 6827, 6827, 6827, 6827, + 4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827, + 4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827, + 4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827, + 4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827 + }, + { + 235, 1067, 1195, 1323, 1451, 1579, 1707, 1835, + 235, 1067, 1195, 1323, 1451, 1579, 1707, 1835, + 235, 1067, 1195, 1323, 1451, 1579, 1707, 1835, + 235, 1067, 1195, 1323, 1451, 1579, 1707, 1835, + 235, 1067, 1195, 1323, 1451, 1579, 1707, 1835, + 235, 1067, 1195, 1323, 1451, 1579, 1707, 1835, + 235, 1067, 1195, 1323, 1451, 1579, 1707, 1835, + 235, 1067, 1195, 1323, 1451, 1579, 1707, 1835 + }, + { + 1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414, + 1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414, + 1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414, + 1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414, + 1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414, + 1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414, + 1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414, + 1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414 + }, + { + 897, 897, 897, 897, 897, 897, 897, 897, + 1067, 1067, 1067, 1067, 1067, 1067, 1067, 1067, + 1238, 1238, 1238, 1238, 1238, 1238, 1238, 1238, + 1409, 1409, 1409, 1409, 1409, 1409, 1409, 1409, + 1579, 1579, 1579, 1579, 1579, 1579, 1579, 1579, + 1750, 1750, 1750, 1750, 1750, 1750, 1750, 1750, + 1921, 1921, 1921, 1921, 1921, 1921, 1921, 1921, + 2091, 2091, 2091, 2091, 2091, 2091, 2091, 2091 + }, + { + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707, + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707, + 3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414, + 3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414, + 3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414, + 3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414, + 3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414, + 3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414 + }, + { + 2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390, + 2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390, + 2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390, + 2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390, + 2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390, + 2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390, + 2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390, + 2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390 + }, + { + 22, 171, 214, 257, 257, 299, 299, 342, + 171, 171, 257, 257, 299, 299, 342, 385, + 214, 257, 257, 299, 299, 342, 342, 385, + 257, 257, 257, 299, 299, 342, 385, 427, + 257, 257, 299, 299, 342, 385, 427, 513, + 257, 299, 299, 342, 385, 427, 513, 598, + 299, 299, 299, 385, 385, 470, 598, 726, + 299, 299, 385, 385, 470, 598, 726, 897 + }, + { + 86, 598, 1195, 1195, 2390, 2390, 2390, 2390, + 598, 598, 1195, 1195, 2390, 2390, 2390, 2390, + 1195, 1195, 2390, 2390, 3414, 3414, 3414, 3414, + 1195, 1195, 2390, 2390, 3414, 3414, 3414, 3414, + 2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414, + 2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414, + 2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414, + 2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414 + } +}; + +static uint16_t ivi4_quant_8x8_inter[9][64] = { + { + 427, 427, 470, 427, 427, 427, 470, 470, + 427, 427, 470, 427, 427, 427, 470, 470, + 470, 470, 470, 470, 470, 470, 470, 470, + 427, 427, 470, 470, 427, 427, 470, 470, + 427, 427, 470, 427, 427, 427, 470, 470, + 427, 427, 470, 427, 427, 427, 470, 470, + 470, 470, 470, 470, 470, 470, 470, 470, + 470, 470, 470, 470, 470, 470, 470, 470 + }, + { + 1707, 1707, 2433, 2433, 3414, 3414, 3414, 3414, + 1707, 1707, 2433, 2433, 3414, 3414, 3414, 3414, + 2433, 2433, 3414, 3414, 4822, 4822, 4822, 4822, + 2433, 2433, 3414, 3414, 4822, 4822, 4822, 4822, + 3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414, + 3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414, + 3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414, + 3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414 + }, + { + 1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281, + 1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281, + 1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281, + 1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281, + 1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281, + 1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281, + 1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281, + 1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281 + }, + { + 2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433, + 2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433, + 2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433, + 2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433, + 2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433, + 2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433, + 2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433, + 2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433 + }, + { + 1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195, + 1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195, + 1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281, + 1238, 1238, 1238, 1238, 1238, 1238, 1238, 1238, + 1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195, + 1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195, + 1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281, + 1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281 + }, + { + 2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433, + 2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433, + 3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414, + 3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414, + 2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433, + 2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433, + 2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433, + 2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433 + }, + { + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707, + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707, + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707, + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707, + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707, + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707, + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707, + 1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707 + }, + { + 86, 171, 171, 214, 214, 214, 214, 257, + 171, 171, 214, 214, 214, 214, 257, 257, + 171, 214, 214, 214, 214, 257, 257, 257, + 214, 214, 214, 214, 257, 257, 257, 299, + 214, 214, 214, 257, 257, 257, 299, 299, + 214, 214, 257, 257, 257, 299, 299, 299, + 214, 257, 257, 257, 299, 299, 299, 342, + 257, 257, 257, 299, 299, 299, 342, 342 + }, + { + 854, 854, 1195, 1195, 1707, 1707, 1707, 1707, + 854, 854, 1195, 1195, 1707, 1707, 1707, 1707, + 1195, 1195, 1707, 1707, 2390, 2390, 2390, 2390, + 1195, 1195, 1707, 1707, 2390, 2390, 2390, 2390, + 1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707, + 1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707, + 1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707, + 1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707 + } +}; + +static uint16_t ivi4_quant_4x4_intra[5][16] = { + { + 22, 214, 257, 299, + 214, 257, 299, 342, + 257, 299, 342, 427, + 299, 342, 427, 513 + }, + { + 129, 1025, 1451, 1451, + 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 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 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 */ -- cgit v1.2.3