yading@10: /*
yading@10:  * RealVideo 3 decoder
yading@10:  * copyright (c) 2007 Konstantin Shishkov
yading@10:  *
yading@10:  * This file is part of FFmpeg.
yading@10:  *
yading@10:  * FFmpeg is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * FFmpeg is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with FFmpeg; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: /**
yading@10:  * @file
yading@10:  * miscellaneous RV30 tables
yading@10:  */
yading@10: 
yading@10: #ifndef AVCODEC_RV30DATA_H
yading@10: #define AVCODEC_RV30DATA_H
yading@10: 
yading@10: #include <stdint.h>
yading@10: 
yading@10: /** DC quantizer mapping for RV30 */
yading@10: static const uint8_t rv30_luma_dc_quant[32] = {
yading@10:      0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
yading@10:     16, 17, 18, 19, 20, 21, 22, 22, 22, 23, 23, 23, 24, 24, 25, 25
yading@10: };
yading@10: 
yading@10: /**
yading@10:  * This table is used for storing the differences
yading@10:  * between the predicted and the real intra type.
yading@10:  */
yading@10: static const uint8_t rv30_itype_code[9*9*2] = {
yading@10:     0, 0, 0, 1, 1, 0, 1, 1, 0, 2, 2, 0, 0, 3, 3, 0, 1, 2,
yading@10:     2, 1, 0, 4, 4, 0, 3, 1, 1, 3, 0, 5, 5, 0, 2, 2, 1, 4,
yading@10:     4, 1, 0, 6, 3, 2, 1, 5, 2, 3, 5, 1, 6, 0, 0, 7, 4, 2,
yading@10:     2, 4, 3, 3, 6, 1, 1, 6, 7, 0, 0, 8, 5, 2, 4, 3, 2, 5,
yading@10:     3, 4, 1, 7, 4, 4, 7, 1, 8, 0, 6, 2, 3, 5, 5, 3, 2, 6,
yading@10:     1, 8, 2, 7, 7, 2, 8, 1, 5, 4, 4, 5, 3, 6, 6, 3, 8, 2,
yading@10:     4, 6, 5, 5, 6, 4, 2, 8, 7, 3, 3, 7, 6, 5, 5, 6, 7, 4,
yading@10:     4, 7, 8, 3, 3, 8, 7, 5, 8, 4, 5, 7, 4, 8, 6, 6, 7, 6,
yading@10:     5, 8, 8, 5, 6, 7, 8, 6, 7, 7, 6, 8, 8, 7, 7, 8, 8, 8,
yading@10: };
yading@10: 
yading@10: /**
yading@10:  * This table is used for retrieving the current intra type
yading@10:  * based on its neighbors and adjustment provided by
yading@10:  * code read and decoded before.
yading@10:  *
yading@10:  * This is really a three-dimensional matrix with dimensions
yading@10:  * [-1..9][-1..9][0..9]. The first and second coordinates are
yading@10:  * detemined by the top and left neighbors (-1 if unavailable).
yading@10:  */
yading@10: static const uint8_t rv30_itype_from_context[900] = {
yading@10:     0, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     0, 2, 9, 9, 9, 9, 9, 9, 9,
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     2, 0, 9, 9, 9, 9, 9, 9, 9,
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10: 
yading@10:     0, 1, 9, 9, 9, 9, 9, 9, 9,
yading@10:     0, 2, 1, 6, 4, 8, 5, 7, 3,
yading@10:     1, 0, 2, 6, 5, 4, 3, 8, 7,
yading@10:     2, 8, 0, 1, 7, 4, 3, 6, 5,
yading@10:     2, 0, 1, 3, 8, 5, 4, 7, 6,
yading@10:     2, 0, 1, 4, 6, 7, 8, 3, 5,
yading@10:     0, 1, 5, 2, 6, 3, 8, 4, 7,
yading@10:     0, 1, 6, 2, 4, 7, 5, 8, 3,
yading@10:     2, 7, 0, 1, 4, 8, 6, 3, 5,
yading@10:     2, 8, 0, 1, 7, 3, 4, 5, 6,
yading@10: 
yading@10:     1, 0, 9, 9, 9, 9, 9, 9, 9,
yading@10:     1, 2, 5, 6, 3, 0, 4, 8, 7,
yading@10:     1, 6, 2, 5, 3, 0, 4, 8, 7,
yading@10:     2, 1, 7, 6, 8, 3, 5, 0, 4,
yading@10:     1, 2, 5, 3, 6, 8, 4, 7, 0,
yading@10:     1, 6, 2, 0, 4, 5, 8, 7, 3,
yading@10:     1, 5, 2, 6, 3, 8, 4, 0, 7,
yading@10:     1, 6, 0, 2, 4, 5, 7, 3, 8,
yading@10:     2, 1, 7, 6, 0, 8, 5, 4, 3,
yading@10:     1, 2, 7, 8, 3, 4, 5, 6, 0,
yading@10: 
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     0, 2, 1, 8, 7, 6, 5, 4, 3,
yading@10:     1, 2, 0, 6, 5, 7, 4, 8, 3,
yading@10:     2, 8, 7, 1, 0, 6, 4, 3, 5,
yading@10:     2, 0, 8, 1, 3, 7, 5, 4, 6,
yading@10:     2, 0, 4, 1, 7, 8, 6, 3, 5,
yading@10:     2, 0, 1, 5, 8, 4, 6, 7, 3,
yading@10:     2, 0, 6, 1, 4, 7, 8, 5, 3,
yading@10:     2, 7, 8, 1, 0, 5, 4, 6, 3,
yading@10:     2, 8, 7, 1, 0, 4, 3, 6, 5,
yading@10: 
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     0, 2, 1, 3, 5, 8, 6, 4, 7,
yading@10:     1, 0, 2, 5, 3, 6, 4, 8, 7,
yading@10:     2, 8, 1, 0, 3, 5, 7, 6, 4,
yading@10:     3, 2, 5, 8, 1, 4, 6, 7, 0,
yading@10:     4, 2, 0, 6, 1, 5, 8, 3, 7,
yading@10:     5, 3, 1, 2, 8, 6, 4, 0, 7,
yading@10:     1, 6, 0, 2, 4, 5, 8, 3, 7,
yading@10:     2, 7, 0, 1, 5, 4, 8, 6, 3,
yading@10:     2, 8, 3, 5, 1, 0, 7, 6, 4,
yading@10: 
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     2, 0, 6, 1, 4, 7, 5, 8, 3,
yading@10:     1, 6, 2, 0, 4, 5, 3, 7, 8,
yading@10:     2, 8, 7, 6, 4, 0, 1, 5, 3,
yading@10:     4, 2, 1, 0, 6, 8, 3, 5, 7,
yading@10:     4, 2, 6, 0, 1, 5, 7, 8, 3,
yading@10:     1, 2, 5, 0, 6, 3, 4, 7, 8,
yading@10:     6, 4, 0, 1, 2, 7, 5, 3, 8,
yading@10:     2, 7, 4, 6, 0, 1, 8, 5, 3,
yading@10:     2, 8, 7, 4, 6, 1, 3, 5, 0,
yading@10: 
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     5, 1, 2, 3, 6, 8, 0, 4, 7,
yading@10:     1, 5, 6, 3, 2, 0, 4, 8, 7,
yading@10:     2, 1, 5, 3, 6, 8, 7, 4, 0,
yading@10:     5, 3, 1, 2, 6, 8, 4, 7, 0,
yading@10:     1, 6, 2, 4, 5, 8, 0, 3, 7,
yading@10:     5, 1, 3, 6, 2, 0, 8, 4, 7,
yading@10:     1, 6, 5, 2, 0, 4, 3, 7, 8,
yading@10:     2, 7, 1, 6, 5, 0, 8, 3, 4,
yading@10:     2, 5, 1, 3, 6, 8, 4, 0, 7,
yading@10: 
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     1, 6, 2, 0, 5, 4, 3, 7, 8,
yading@10:     1, 6, 5, 4, 2, 3, 0, 7, 8,
yading@10:     2, 1, 6, 7, 4, 8, 5, 3, 0,
yading@10:     2, 1, 6, 5, 8, 4, 3, 0, 7,
yading@10:     6, 4, 1, 2, 0, 5, 7, 8, 3,
yading@10:     1, 6, 5, 2, 3, 0, 4, 8, 7,
yading@10:     6, 1, 4, 0, 2, 7, 5, 3, 8,
yading@10:     2, 7, 4, 6, 1, 5, 0, 8, 3,
yading@10:     2, 1, 6, 8, 4, 7, 3, 5, 0,
yading@10: 
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     2, 0, 4, 7, 6, 1, 8, 5, 3,
yading@10:     6, 1, 2, 0, 4, 7, 5, 8, 3,
yading@10:     2, 7, 8, 0, 1, 6, 4, 3, 5,
yading@10:     2, 4, 0, 8, 3, 1, 7, 6, 5,
yading@10:     4, 2, 7, 0, 6, 1, 8, 5, 3,
yading@10:     2, 1, 0, 8, 5, 6, 7, 4, 3,
yading@10:     2, 6, 4, 1, 7, 0, 5, 8, 3,
yading@10:     2, 7, 4, 0, 8, 6, 1, 5, 3,
yading@10:     2, 8, 7, 4, 1, 0, 3, 6, 5,
yading@10: 
yading@10:     9, 9, 9, 9, 9, 9, 9, 9, 9,
yading@10:     2, 0, 8, 1, 3, 4, 6, 5, 7,
yading@10:     1, 2, 0, 6, 8, 5, 7, 3, 4,
yading@10:     2, 8, 7, 1, 0, 3, 6, 5, 4,
yading@10:     8, 3, 2, 5, 1, 0, 4, 7, 6,
yading@10:     2, 0, 4, 8, 5, 1, 7, 6, 3,
yading@10:     2, 1, 0, 8, 5, 3, 6, 4, 7,
yading@10:     2, 1, 6, 0, 8, 4, 5, 7, 3,
yading@10:     2, 7, 8, 4, 0, 6, 1, 5, 3,
yading@10:     2, 8, 3, 0, 7, 4, 1, 6, 5,
yading@10: };
yading@10: 
yading@10: /**
yading@10:  * Loop filter limits are taken from this table.
yading@10:  */
yading@10: static const uint8_t rv30_loop_filt_lim[32] = {
yading@10:      0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5
yading@10: };
yading@10: #endif /* AVCODEC_RV30DATA_H */