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Data tables for future RV30/40 decoder 

Originally committed as revision 11089 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent d3a9c44e
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libavcodec/rv30data.h 0 → 100644
View file @ e082f4a8
/*
* RealVideo 3 decoder
* copyright (c) 2007 Konstantin Shishkov
*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file rv30data.h
* Miscellaneous RV30 tables.
*/
#ifndef FFMPEG_RV30DATA_H
#define FFMPEG_RV30DATA_H
#include <stdint.h>
/** DC quantizer mapping for RV30 */
static const uint8_t rv30_luma_dc_quant[32] = {
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 22, 22, 23, 23, 23, 24, 24, 25, 25
};
/**
* This table is used for storing differences
* between predicted and real intra type.
*/
static const uint8_t rv30_itype_code[9*9*2] = {
0, 0, 0, 1, 1, 0, 1, 1, 0, 2, 2, 0, 0, 3, 3, 0, 1, 2,
2, 1, 0, 4, 4, 0, 3, 1, 1, 3, 0, 5, 5, 0, 2, 2, 1, 4,
4, 1, 0, 6, 3, 2, 1, 5, 2, 3, 5, 1, 6, 0, 0, 7, 4, 2,
2, 4, 3, 3, 6, 1, 1, 6, 7, 0, 0, 8, 5, 2, 4, 3, 2, 5,
3, 4, 1, 7, 4, 4, 7, 1, 8, 0, 6, 2, 3, 5, 5, 3, 2, 6,
1, 8, 2, 7, 7, 2, 8, 1, 5, 4, 4, 5, 3, 6, 6, 3, 8, 2,
4, 6, 5, 5, 6, 4, 2, 8, 7, 3, 3, 7, 6, 5, 5, 6, 7, 4,
4, 7, 8, 3, 3, 8, 7, 5, 8, 4, 5, 7, 4, 8, 6, 6, 7, 6,
5, 8, 8, 5, 6, 7, 8, 6, 7, 7, 6, 8, 8, 7, 7, 8, 8, 8,
};
/**
* This table is used for retrieving current intra type
* basing on its neighbours and adjustment provided by
* code read and decoded before.
*
* This is really three-dimensional matrix with dimensions
* [-1..9][-1..9][0..9], first and second coordinates
* are detemined by top and left neighbours (-1 if unavailable).
*/
static const uint8_t rv30_itype_from_context[900] = {
0, 9, 9, 9, 9, 9, 9, 9, 9,
0, 2, 9, 9, 9, 9, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 9, 9,
2, 0, 9, 9, 9, 9, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 9, 9,
9, 9, 9, 9, 9, 9, 9, 9, 9,
0, 1, 9, 9, 9, 9, 9, 9, 9,
0, 2, 1, 6, 4, 8, 5, 7, 3,
1, 0, 2, 6, 5, 4, 3, 8, 7,
2, 8, 0, 1, 7, 4, 3, 6, 5,
2, 0, 1, 3, 8, 5, 4, 7, 6,
2, 0, 1, 4, 6, 7, 8, 3, 5,
0, 1, 5, 2, 6, 3, 8, 4, 7,
0, 1, 6, 2, 4, 7, 5, 8, 3,
2, 7, 0, 1, 4, 8, 6, 3, 5,
2, 8, 0, 1, 7, 3, 4, 5, 6,
1, 0, 9, 9, 9, 9, 9, 9, 9,
1, 2, 5, 6, 3, 0, 4, 8, 7,
1, 6, 2, 5, 3, 0, 4, 8, 7,
2, 1, 7, 6, 8, 3, 5, 0, 4,
1, 2, 5, 3, 6, 8, 4, 7, 0,
1, 6, 2, 0, 4, 5, 8, 7, 3,
1, 5, 2, 6, 3, 8, 4, 0, 7,
1, 6, 0, 2, 4, 5, 7, 3, 8,
2, 1, 7, 6, 0, 8, 5, 4, 3,
1, 2, 7, 8, 3, 4, 5, 6, 0,
9, 9, 9, 9, 9, 9, 9, 9, 9,
0, 2, 1, 8, 7, 6, 5, 4, 3,
1, 2, 0, 6, 5, 7, 4, 8, 3,
2, 8, 7, 1, 0, 6, 4, 3, 5,
2, 0, 8, 1, 3, 7, 5, 4, 6,
2, 0, 4, 1, 7, 8, 6, 3, 5,
2, 0, 1, 5, 8, 4, 6, 7, 3,
2, 0, 6, 1, 4, 7, 8, 5, 3,
2, 7, 8, 1, 0, 5, 4, 6, 3,
2, 8, 7, 1, 0, 4, 3, 6, 5,
9, 9, 9, 9, 9, 9, 9, 9, 9,
0, 2, 1, 3, 5, 8, 6, 4, 7,
1, 0, 2, 5, 3, 6, 4, 8, 7,
2, 8, 1, 0, 3, 5, 7, 6, 4,
3, 2, 5, 8, 1, 4, 6, 7, 0,
4, 2, 0, 6, 1, 5, 8, 3, 7,
5, 3, 1, 2, 8, 6, 4, 0, 7,
1, 6, 0, 2, 4, 5, 8, 3, 7,
2, 7, 0, 1, 5, 4, 8, 6, 3,
2, 8, 3, 5, 1, 0, 7, 6, 4,
9, 9, 9, 9, 9, 9, 9, 9, 9,
2, 0, 6, 1, 4, 7, 5, 8, 3,
1, 6, 2, 0, 4, 5, 3, 7, 8,
2, 8, 7, 6, 4, 0, 1, 5, 3,
4, 2, 1, 0, 6, 8, 3, 5, 7,
4, 2, 6, 0, 1, 5, 7, 8, 3,
1, 2, 5, 0, 6, 3, 4, 7, 8,
6, 4, 0, 1, 2, 7, 5, 3, 8,
2, 7, 4, 6, 0, 1, 8, 5, 3,
2, 8, 7, 4, 6, 1, 3, 5, 0,
9, 9, 9, 9, 9, 9, 9, 9, 9,
5, 1, 2, 3, 6, 8, 0, 4, 7,
1, 5, 6, 3, 2, 0, 4, 8, 7,
2, 1, 5, 3, 6, 8, 7, 4, 0,
5, 3, 1, 2, 6, 8, 4, 7, 0,
1, 6, 2, 4, 5, 8, 0, 3, 7,
5, 1, 3, 6, 2, 0, 8, 4, 7,
1, 6, 5, 2, 0, 4, 3, 7, 8,
2, 7, 1, 6, 5, 0, 8, 3, 4,
2, 5, 1, 3, 6, 8, 4, 0, 7,
9, 9, 9, 9, 9, 9, 9, 9, 9,
1, 6, 2, 0, 5, 4, 3, 7, 8,
1, 6, 5, 4, 2, 3, 0, 7, 8,
2, 1, 6, 7, 4, 8, 5, 3, 0,
2, 1, 6, 5, 8, 4, 3, 0, 7,
6, 4, 1, 2, 0, 5, 7, 8, 3,
1, 6, 5, 2, 3, 0, 4, 8, 7,
6, 1, 4, 0, 2, 7, 5, 3, 8,
2, 7, 4, 6, 1, 5, 0, 8, 3,
2, 1, 6, 8, 4, 7, 3, 5, 0,
9, 9, 9, 9, 9, 9, 9, 9, 9,
2, 0, 4, 7, 6, 1, 8, 5, 3,
6, 1, 2, 0, 4, 7, 5, 8, 3,
2, 7, 8, 0, 1, 6, 4, 3, 5,
2, 4, 0, 8, 3, 1, 7, 6, 5,
4, 2, 7, 0, 6, 1, 8, 5, 3,
2, 1, 0, 8, 5, 6, 7, 4, 3,
2, 6, 4, 1, 7, 0, 5, 8, 3,
2, 7, 4, 0, 8, 6, 1, 5, 3,
2, 8, 7, 4, 1, 0, 3, 6, 5,
9, 9, 9, 9, 9, 9, 9, 9, 9,
2, 0, 8, 1, 3, 4, 6, 5, 7,
1, 2, 0, 6, 8, 5, 7, 3, 4,
2, 8, 7, 1, 0, 3, 6, 5, 4,
8, 3, 2, 5, 1, 0, 4, 7, 6,
2, 0, 4, 8, 5, 1, 7, 6, 3,
2, 1, 0, 8, 5, 3, 6, 4, 7,
2, 1, 6, 0, 8, 4, 5, 7, 3,
2, 7, 8, 4, 0, 6, 1, 5, 3,
2, 8, 3, 0, 7, 4, 1, 6, 5,
};
#endif /* FFMPEG_RV30DATA_H */
libavcodec/rv34data.h 0 → 100644
View file @ e082f4a8
/*
* RealVideo 4 decoder
* copyright (c) 2007 Konstantin Shishkov
*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file rv34data.h
* Miscellaneous RV30/40 tables.
*/
#ifndef FFMPEG_RV34DATA_H
#define FFMPEG_RV34DATA_H
#include <stdint.h>
/**
* Number of ones in nibble minus one
*/
static const uint8_t rv34_count_ones[16] = {
0, 0, 0, 1, 0, 1, 1, 2, 0, 1, 1, 2, 1, 2, 2, 3
};
/**
* Values used to reconstruct coded block pattern
*/
static const uint8_t rv34_cbp_code[16] = {
0x00, 0x20, 0x10, 0x30, 0x02, 0x22, 0x12, 0x32,
0x01, 0x21, 0x11, 0x31, 0x03, 0x23, 0x13, 0x33
};
/**
* Precalculated results of division by three and modulo three for values 0-107
*
* A lot of four-tuples in RV40 are represented as c0*27+c1*9+c2*3+c3
* This table allows conversion from value back to vector
*/
static const uint8_t modulo_three_table[108][4] = {
{ 0, 0, 0, 0 }, { 0, 0, 0, 1 }, { 0, 0, 0, 2 }, { 0, 0, 1, 0 },
{ 0, 0, 1, 1 }, { 0, 0, 1, 2 }, { 0, 0, 2, 0 }, { 0, 0, 2, 1 },
{ 0, 0, 2, 2 }, { 0, 1, 0, 0 }, { 0, 1, 0, 1 }, { 0, 1, 0, 2 },
{ 0, 1, 1, 0 }, { 0, 1, 1, 1 }, { 0, 1, 1, 2 }, { 0, 1, 2, 0 },
{ 0, 1, 2, 1 }, { 0, 1, 2, 2 }, { 0, 2, 0, 0 }, { 0, 2, 0, 1 },
{ 0, 2, 0, 2 }, { 0, 2, 1, 0 }, { 0, 2, 1, 1 }, { 0, 2, 1, 2 },
{ 0, 2, 2, 0 }, { 0, 2, 2, 1 }, { 0, 2, 2, 2 }, { 1, 0, 0, 0 },
{ 1, 0, 0, 1 }, { 1, 0, 0, 2 }, { 1, 0, 1, 0 }, { 1, 0, 1, 1 },
{ 1, 0, 1, 2 }, { 1, 0, 2, 0 }, { 1, 0, 2, 1 }, { 1, 0, 2, 2 },
{ 1, 1, 0, 0 }, { 1, 1, 0, 1 }, { 1, 1, 0, 2 }, { 1, 1, 1, 0 },
{ 1, 1, 1, 1 }, { 1, 1, 1, 2 }, { 1, 1, 2, 0 }, { 1, 1, 2, 1 },
{ 1, 1, 2, 2 }, { 1, 2, 0, 0 }, { 1, 2, 0, 1 }, { 1, 2, 0, 2 },
{ 1, 2, 1, 0 }, { 1, 2, 1, 1 }, { 1, 2, 1, 2 }, { 1, 2, 2, 0 },
{ 1, 2, 2, 1 }, { 1, 2, 2, 2 }, { 2, 0, 0, 0 }, { 2, 0, 0, 1 },
{ 2, 0, 0, 2 }, { 2, 0, 1, 0 }, { 2, 0, 1, 1 }, { 2, 0, 1, 2 },
{ 2, 0, 2, 0 }, { 2, 0, 2, 1 }, { 2, 0, 2, 2 }, { 2, 1, 0, 0 },
{ 2, 1, 0, 1 }, { 2, 1, 0, 2 }, { 2, 1, 1, 0 }, { 2, 1, 1, 1 },
{ 2, 1, 1, 2 }, { 2, 1, 2, 0 }, { 2, 1, 2, 1 }, { 2, 1, 2, 2 },
{ 2, 2, 0, 0 }, { 2, 2, 0, 1 }, { 2, 2, 0, 2 }, { 2, 2, 1, 0 },
{ 2, 2, 1, 1 }, { 2, 2, 1, 2 }, { 2, 2, 2, 0 }, { 2, 2, 2, 1 },
{ 2, 2, 2, 2 }, { 3, 0, 0, 0 }, { 3, 0, 0, 1 }, { 3, 0, 0, 2 },
{ 3, 0, 1, 0 }, { 3, 0, 1, 1 }, { 3, 0, 1, 2 }, { 3, 0, 2, 0 },
{ 3, 0, 2, 1 }, { 3, 0, 2, 2 }, { 3, 1, 0, 0 }, { 3, 1, 0, 1 },
{ 3, 1, 0, 2 }, { 3, 1, 1, 0 }, { 3, 1, 1, 1 }, { 3, 1, 1, 2 },
{ 3, 1, 2, 0 }, { 3, 1, 2, 1 }, { 3, 1, 2, 2 }, { 3, 2, 0, 0 },
{ 3, 2, 0, 1 }, { 3, 2, 0, 2 }, { 3, 2, 1, 0 }, { 3, 2, 1, 1 },
{ 3, 2, 1, 2 }, { 3, 2, 2, 0 }, { 3, 2, 2, 1 }, { 3, 2, 2, 2 },
};
/**
* Quantizer values used for AC and DC coefficients in chroma blocks
*/
static const uint8_t rv34_chroma_quant[2][32] = {
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 17, 18, 19, 20, 20, 21, 22, 22, 23, 23, 24, 24, 25, 25 },
{ 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 15, 16, 17, 18, 18, 19, 20, 20, 21, 21, 22, 22, 23, 23 }
};
/**
* This table is used for dequantizing
*/
static const uint16_t rv34_qscale_tab[32] = {
60, 67, 76, 85, 96, 108, 121, 136,
152, 171, 192, 216, 242, 272, 305, 341,
383, 432, 481, 544, 606, 683, 767, 854,
963, 1074, 1212, 1392, 1566, 1708, 1978, 2211
};
/**
* 4x4 dezigzag pattern
*/
static const uint8_t rv34_dezigzag[16] = {
0, 1, 8, 16,
9, 2, 3, 10,
17, 24, 25, 18,
11, 19, 26, 27
};
/**
* Tables used to translate quantizer value into VLC set for decoding
* First table is used for intraframes.
*/
static const uint8_t rv34_quant_to_vlc_set[2][31] = {
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1,
2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3,
3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6 },
};
/**
* Table for obtaining quantizer difference
* @todo replace it with modified_quant_tab from h263data.h
*/
static const int8_t rv34_dquant_tab[] = {
0, 0, 2, 1, -1, 1, -1, 1, -1, 1, -1, 1, -1, 1, -1, 1,
-1, 1, -1, 1, -1, 1, -2, 2, -2, 2, -2, 2, -2, 2, -2, 2,
-2, 2, -2, 2, -2, 2, -2, 2, -2, 2, -3, 3, -3, 3, -3, 3,
-3, 3, -3, 3, -3, 3, -3, 3, -3, 3, -3, 2, -3, 1, -3, -5
};
/**
* Maximum number of macroblocks for each of the possible slice offset sizes
* @todo this is the same as ff_mba_max, maybe use it instead
*/
static const uint16_t rv34_mb_max_sizes[6] = { 0x2F, 0x68, 0x18B, 0x62F, 0x18BF, 0x23FF };
/**
* Bits needed to code slice offset for the given size
* @todo this is the same as ff_mba_length, maybe use it instead
*/
static const uint8_t rv34_mb_bits_sizes[6] = { 6, 7, 9, 11, 13, 14 };
#endif /* FFMPEG_RV34DATA_H */
libavcodec/rv40data.h 0 → 100644
View file @ e082f4a8
/*
* RealVideo 4 decoder
* copyright (c) 2007 Konstantin Shishkov
*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file rv40data.h
* Miscellaneous RV40 tables.
*/
#ifndef FFMPEG_RV40DATA_H
#define FFMPEG_RV40DATA_H
#include <stdint.h>
/**
* Standard widths and heights coded in RV40
*/
//@{
static const int rv40_standard_widths[] = { 160, 172, 240, 320, 352, 640, 704, 0};
static const int rv40_standard_heights[] = { 120, 132, 144, 240, 288, 480, 0, 0};
static const int rv40_standard_heights2[] = { 180, 360, 576, 0};
//@}
#define MODE2_PATTERNS_NUM 20
/**
* Intra types table
*
* These values are actually coded 3-tuples
* used for detecting standard block configurations
*/
static const uint16_t rv40_aic_table_index[MODE2_PATTERNS_NUM] = {
0x000, 0x100, 0x200,
0x011, 0x111, 0x211, 0x511, 0x611,
0x022, 0x122, 0x222, 0x722,
0x272, 0x227,
0x822, 0x282, 0x228,
0x112, 0x116, 0x221
};
/**
* Luma quantizer values
* Second table is used for inter blocks
*/
static const uint8_t rv40_luma_dc_quant[2][32] = {
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 17, 18, 18, 18, 19, 19, 19, 20, 20, 20, 22, 22, 22, 22 },
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 20, 21, 21, 22, 23, 23, 23, 24, 24, 24, 24 }
};
/**
* @begingroup loopfilter coefficients used by RV40 loop filter
* @{
*/
/**
* Dither values for deblocking filter - left/top values
*/
static const uint8_t rv40_dither_l[16] = {
0x40, 0x50, 0x20, 0x60, 0x30, 0x50, 0x40, 0x30,
0x50, 0x40, 0x50, 0x30, 0x60, 0x20, 0x50, 0x40
};
/**
* Dither values for deblocking filter - right/bottom values
*/
static const uint8_t rv40_dither_r[16] = {
0x40, 0x30, 0x60, 0x20, 0x50, 0x30, 0x30, 0x40,
0x40, 0x40, 0x50, 0x30, 0x20, 0x60, 0x30, 0x40
};
/** alpha parameter for RV40 loop filter - almost the same as in JVT-A003r1 */
static const uint8_t rv40_alpha_tab[32] = {
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 122, 96, 75, 59, 47, 37,
29, 23, 18, 15, 13, 11, 10, 9,
8, 7, 6, 5, 4, 3, 2, 1
};
/** beta parameter for RV40 loop filter - almost the same as in JVT-A003r1 */
static const uint8_t rv40_beta_tab[32] = {
0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 4, 4, 4, 6, 6,
6, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 13, 14, 15, 16, 17
};
/** clip table for RV40 loop filter - the same as in JVT-A003r1 */
static const uint8_t rv40_filter_clip_tbl[3][32] = {
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
},
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 5, 5
},
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1,
1, 2, 2, 2, 2, 3, 3, 3, 4, 4, 5, 5, 5, 7, 8, 9
}
};
/** @} */ // end loopfilter group
#endif /* FFMPEG_RV40DATA_H */
libavcodec/rv40vlc2.h 0 → 100644
View file @ e082f4a8
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