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ffmpeg/libavcodec/rv40vlc2.h
Andreas Rheinhardt e7f15f777d avcodec/rv40: Avoid code duplication when initializing VLCs 
Besides removing code duplication the method for determining the offset
of each VLC table in the VLC_TYPE buffer also has the advantage of not
wasting space for skipped AIC mode 1 VLCs.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
2020-12-08 17:51:46 +01:00

620 lines
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/*
* 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
* RV40 VLC tables used for macroblock information decoding
*/
#ifndef AVCODEC_RV40VLC2_H
#define AVCODEC_RV40VLC2_H
#include <stdint.h>
/**
* codes used for the first four block types
*/
//@{
#define AIC_TOP_BITS 7
#define AIC_TOP_SIZE 16
static const uint8_t rv40_aic_top_vlc_tab[AIC_TOP_SIZE][2] = {
{ 0x3, 5 }, { 0x2, 5 }, { 0x7, 5 }, { 0x4, 5 }, { 0xF, 3 }, { 0x8, 4 },
{ 0x1, 4 }, { 0xE, 5 }, { 0xC, 5 }, { 0xB, 6 }, { 0x6, 6 }, { 0x9, 7 },
{ 0x5, 7 }, { 0xD, 7 }, { 0xA, 7 }, { 0x0, 1 },
};
//@}
/**
* codes used for determining a pair of block types
*/
//@{
#define AIC_MODE2_NUM 20
#define AIC_MODE2_SIZE 81
#define AIC_MODE2_BITS 9
static const uint8_t aic_mode2_vlc_syms[AIC_MODE2_NUM][AIC_MODE2_SIZE] = {
{
0x06, 0x01, 0x28, 0x11, 0x22, 0x20, 0x04, 0x07, 0x05, 0x16, 0x08, 0x60,
0x02, 0x66, 0x61, 0x23, 0x15, 0x31, 0x26, 0x77, 0x12, 0x10, 0x42, 0x21,
0x72, 0x50, 0x88, 0x82, 0x27, 0x24, 0x44, 0x40, 0x62, 0x55, 0x18, 0x13,
0x53, 0x52, 0x64, 0x46, 0x41, 0x51, 0x47, 0x33, 0x32, 0x74, 0x67, 0x14,
0x03, 0x30, 0x25, 0x36, 0x34, 0x45, 0x37, 0x78, 0x85, 0x84, 0x75, 0x73,
0x57, 0x86, 0x65, 0x58, 0x71, 0x68, 0x70, 0x56, 0x54, 0x17, 0x76, 0x63,
0x87, 0x81, 0x80, 0x38, 0x35, 0x48, 0x43, 0x83, 0x00,
},
{
0x77, 0x62, 0x46, 0x33, 0x68, 0x52, 0x18, 0x05, 0x31, 0x25, 0x42, 0x04,
0x51, 0x44, 0x40, 0x32, 0x55, 0x41, 0x26, 0x24, 0x30, 0x27, 0x57, 0x36,
0x84, 0x76, 0x81, 0x83, 0x78, 0x73, 0x45, 0x85, 0x75, 0x86, 0x87, 0x56,
0x53, 0x80, 0x67, 0x35, 0x34, 0x43, 0x37, 0x82, 0x70, 0x65, 0x74, 0x71,
0x54, 0x48, 0x63, 0x58, 0x72, 0x64, 0x07, 0x03, 0x47, 0x38, 0x88, 0x20,
0x01, 0x60, 0x28, 0x16, 0x02, 0x61, 0x50, 0x13, 0x08, 0x23, 0x17, 0x66,
0x14, 0x06, 0x21, 0x15, 0x10, 0x00, 0x22, 0x12, 0x11,
},
{
0x10, 0x01, 0x24, 0x12, 0x88, 0x83, 0x70, 0x14, 0x08, 0x46, 0x25, 0x87,
0x44, 0x42, 0x60, 0x50, 0x61, 0x51, 0x71, 0x66, 0x15, 0x04, 0x41, 0x33,
0x17, 0x03, 0x34, 0x18, 0x86, 0x68, 0x67, 0x63, 0x57, 0x75, 0x65, 0x45,
0x36, 0x58, 0x54, 0x43, 0x37, 0x56, 0x53, 0x74, 0x62, 0x85, 0x78, 0x07,
0x05, 0x35, 0x13, 0x84, 0x64, 0x55, 0x76, 0x73, 0x47, 0x38, 0x52, 0x48,
0x11, 0x00, 0x21, 0x20, 0x82, 0x28, 0x81, 0x80, 0x31, 0x30, 0x40, 0x32,
0x16, 0x06, 0x26, 0x23, 0x27, 0x02, 0x77, 0x72, 0x22,
},
{
0x88, 0x82, 0x50, 0x47, 0x74, 0x43, 0x76, 0x75, 0x68, 0x24, 0x00, 0x37,
0x30, 0x54, 0x44, 0x64, 0x58, 0x36, 0x34, 0x65, 0x40, 0x06, 0x03, 0x20,
0x17, 0x08, 0x04, 0x48, 0x45, 0x87, 0x84, 0x71, 0x85, 0x78, 0x80, 0x73,
0x07, 0x86, 0x63, 0x57, 0x70, 0x67, 0x77, 0x72, 0x83, 0x81, 0x32, 0x28,
0x18, 0x05, 0x42, 0x38, 0x52, 0x14, 0x02, 0x25, 0x23, 0x66, 0x56, 0x53,
0x62, 0x60, 0x35, 0x33, 0x46, 0x41, 0x21, 0x12, 0x10, 0x01, 0x26, 0x13,
0x61, 0x22, 0x16, 0x27, 0x15, 0x55, 0x31, 0x51, 0x11,
},
{
0x13, 0x10, 0x27, 0x14, 0x66, 0x44, 0x41, 0x53, 0x46, 0x25, 0x18, 0x35,
0x33, 0x68, 0x63, 0x88, 0x71, 0x34, 0x24, 0x50, 0x47, 0x37, 0x08, 0x48,
0x45, 0x82, 0x74, 0x70, 0x84, 0x76, 0x30, 0x04, 0x57, 0x43, 0x83, 0x78,
0x86, 0x85, 0x73, 0x07, 0x80, 0x75, 0x87, 0x65, 0x56, 0x03, 0x00, 0x20,
0x06, 0x72, 0x52, 0x31, 0x62, 0x60, 0x21, 0x15, 0x51, 0x22, 0x16, 0x12,
0x02, 0x01, 0x23, 0x17, 0x55, 0x77, 0x64, 0x58, 0x54, 0x81, 0x67, 0x36,
0x05, 0x40, 0x38, 0x28, 0x26, 0x42, 0x32, 0x61, 0x11,
},
{
0x22, 0x11, 0x23, 0x13, 0x32, 0x25, 0x72, 0x45, 0x40, 0x57, 0x50, 0x03,
0x00, 0x30, 0x08, 0x86, 0x75, 0x80, 0x68, 0x43, 0x04, 0x47, 0x07, 0x48,
0x65, 0x58, 0x85, 0x84, 0x78, 0x64, 0x67, 0x63, 0x74, 0x73, 0x06, 0x05,
0x44, 0x37, 0x87, 0x83, 0x46, 0x42, 0x54, 0x53, 0x18, 0x17, 0x36, 0x34,
0x66, 0x55, 0x38, 0x24, 0x56, 0x41, 0x02, 0x01, 0x20, 0x14, 0x16, 0x12,
0x61, 0x27, 0x26, 0x15, 0x31, 0x28, 0x21, 0x88, 0x82, 0x62, 0x60, 0x76,
0x70, 0x33, 0x10, 0x52, 0x35, 0x71, 0x51, 0x81, 0x77,
},
{
0x16, 0x12, 0x61, 0x22, 0x51, 0x21, 0x15, 0x52, 0x31, 0x55, 0x81, 0x66,
0x46, 0x42, 0x62, 0x54, 0x14, 0x01, 0x25, 0x23, 0x27, 0x13, 0x56, 0x41,
0x35, 0x33, 0x58, 0x53, 0x26, 0x10, 0x32, 0x28, 0x84, 0x77, 0x43, 0x00,
0x68, 0x47, 0x85, 0x45, 0x34, 0x57, 0x50, 0x05, 0x03, 0x37, 0x30, 0x87,
0x86, 0x76, 0x08, 0x07, 0x80, 0x75, 0x70, 0x73, 0x04, 0x78, 0x74, 0x63,
0x48, 0x71, 0x67, 0x82, 0x65, 0x17, 0x06, 0x24, 0x20, 0x88, 0x83, 0x60,
0x44, 0x40, 0x72, 0x64, 0x18, 0x02, 0x38, 0x36, 0x11,
},
{
0x66, 0x01, 0x14, 0x03, 0x24, 0x23, 0x62, 0x08, 0x04, 0x35, 0x20, 0x72,
0x63, 0x58, 0x70, 0x68, 0x48, 0x45, 0x54, 0x53, 0x26, 0x25, 0x65, 0x44,
0x13, 0x05, 0x51, 0x41, 0x61, 0x16, 0x12, 0x10, 0x06, 0x28, 0x27, 0x60,
0x40, 0x32, 0x56, 0x52, 0x17, 0x00, 0x31, 0x18, 0x73, 0x30, 0x75, 0x74,
0x88, 0x84, 0x83, 0x86, 0x80, 0x85, 0x43, 0x38, 0x87, 0x47, 0x76, 0x71,
0x50, 0x37, 0x78, 0x57, 0x82, 0x77, 0x67, 0x33, 0x07, 0x36, 0x34, 0x81,
0x46, 0x42, 0x64, 0x55, 0x15, 0x02, 0x22, 0x21, 0x11,
},
{
0x22, 0x00, 0x11, 0x01, 0x20, 0x08, 0x88, 0x62, 0x27, 0x02, 0x07, 0x06,
0x21, 0x12, 0x28, 0x87, 0x66, 0x32, 0x30, 0x38, 0x33, 0x15, 0x14, 0x25,
0x17, 0x26, 0x24, 0x60, 0x42, 0x78, 0x71, 0x84, 0x81, 0x44, 0x23, 0x52,
0x50, 0x80, 0x70, 0x35, 0x13, 0x48, 0x46, 0x83, 0x51, 0x40, 0x64, 0x61,
0x55, 0x47, 0x74, 0x58, 0x18, 0x03, 0x41, 0x31, 0x73, 0x68, 0x43, 0x36,
0x57, 0x45, 0x85, 0x56, 0x54, 0x67, 0x65, 0x76, 0x75, 0x37, 0x34, 0x63,
0x53, 0x86, 0x77, 0x72, 0x05, 0x04, 0x16, 0x10, 0x82,
},
{
0x22, 0x12, 0x27, 0x21, 0x14, 0x01, 0x20, 0x15, 0x62, 0x02, 0x00, 0x16,
0x10, 0x60, 0x17, 0x72, 0x66, 0x28, 0x07, 0x06, 0x18, 0x13, 0x82, 0x55,
0x40, 0x78, 0x71, 0x25, 0x23, 0x32, 0x31, 0x42, 0x26, 0x61, 0x52, 0x24,
0x08, 0x50, 0x44, 0x77, 0x37, 0x34, 0x63, 0x57, 0x87, 0x84, 0x80, 0x86,
0x83, 0x45, 0x36, 0x85, 0x73, 0x70, 0x68, 0x81, 0x74, 0x33, 0x03, 0x38,
0x35, 0x88, 0x56, 0x54, 0x76, 0x75, 0x46, 0x43, 0x53, 0x48, 0x64, 0x51,
0x58, 0x47, 0x67, 0x65, 0x05, 0x04, 0x41, 0x30, 0x11,
},
{
0x44, 0x40, 0x66, 0x60, 0x23, 0x16, 0x32, 0x30, 0x07, 0x06, 0x18, 0x14,
0x86, 0x50, 0x47, 0x75, 0x55, 0x33, 0x31, 0x41, 0x35, 0x80, 0x70, 0x84,
0x83, 0x78, 0x71, 0x87, 0x81, 0x77, 0x12, 0x38, 0x25, 0x52, 0x51, 0x08,
0x01, 0x17, 0x15, 0x58, 0x54, 0x68, 0x67, 0x34, 0x13, 0x48, 0x46, 0x04,
0x03, 0x36, 0x05, 0x85, 0x56, 0x45, 0x65, 0x57, 0x73, 0x43, 0x37, 0x63,
0x53, 0x64, 0x61, 0x76, 0x74, 0x24, 0x10, 0x62, 0x42, 0x21, 0x11, 0x02,
0x00, 0x26, 0x20, 0x88, 0x28, 0x27, 0x82, 0x72, 0x22,
},
{
0x28, 0x27, 0x71, 0x70, 0x87, 0x78, 0x82, 0x22, 0x77, 0x72, 0x07, 0x01,
0x14, 0x08, 0x81, 0x66, 0x62, 0x80, 0x75, 0x40, 0x25, 0x51, 0x50, 0x02,
0x00, 0x26, 0x20, 0x42, 0x24, 0x52, 0x44, 0x16, 0x10, 0x23, 0x17, 0x64,
0x60, 0x86, 0x83, 0x46, 0x41, 0x55, 0x54, 0x48, 0x47, 0x58, 0x56, 0x18,
0x04, 0x35, 0x31, 0x57, 0x38, 0x34, 0x03, 0x63, 0x53, 0x67, 0x13, 0x05,
0x36, 0x33, 0x73, 0x61, 0x43, 0x37, 0x68, 0x65, 0x45, 0x85, 0x76, 0x74,
0x15, 0x06, 0x32, 0x30, 0x84, 0x12, 0x11, 0x88, 0x21,
},
{
0x82, 0x27, 0x08, 0x07, 0x16, 0x10, 0x62, 0x76, 0x74, 0x50, 0x41, 0x86,
0x67, 0x15, 0x14, 0x38, 0x17, 0x40, 0x23, 0x61, 0x42, 0x11, 0x02, 0x26,
0x20, 0x72, 0x77, 0x28, 0x12, 0x01, 0x60, 0x24, 0x88, 0x52, 0x44, 0x75,
0x64, 0x25, 0x06, 0x32, 0x30, 0x55, 0x51, 0x68, 0x58, 0x46, 0x33, 0x48,
0x47, 0x43, 0x37, 0x56, 0x54, 0x13, 0x03, 0x35, 0x34, 0x85, 0x73, 0x65,
0x63, 0x45, 0x36, 0x57, 0x53, 0x83, 0x80, 0x05, 0x04, 0x31, 0x18, 0x84,
0x70, 0x66, 0x87, 0x81, 0x21, 0x00, 0x78, 0x71, 0x22,
},
{
0x84, 0x81, 0x32, 0x25, 0x86, 0x83, 0x10, 0x04, 0x23, 0x14, 0x62, 0x26,
0x70, 0x66, 0x42, 0x24, 0x64, 0x44, 0x87, 0x75, 0x71, 0x85, 0x80, 0x55,
0x52, 0x67, 0x61, 0x50, 0x48, 0x58, 0x51, 0x18, 0x15, 0x38, 0x30, 0x33,
0x31, 0x65, 0x41, 0x05, 0x03, 0x13, 0x08, 0x37, 0x36, 0x53, 0x43, 0x60,
0x73, 0x68, 0x63, 0x57, 0x45, 0x35, 0x56, 0x54, 0x78, 0x76, 0x40, 0x34,
0x47, 0x46, 0x06, 0x01, 0x17, 0x07, 0x77, 0x28, 0x02, 0x00, 0x12, 0x11,
0x88, 0x72, 0x27, 0x20, 0x16, 0x74, 0x21, 0x82, 0x22,
},
{
0x77, 0x12, 0x81, 0x78, 0x72, 0x38, 0x33, 0x50, 0x44, 0x23, 0x01, 0x31,
0x25, 0x34, 0x13, 0x37, 0x35, 0x86, 0x58, 0x55, 0x73, 0x68, 0x43, 0x04,
0x54, 0x53, 0x64, 0x46, 0x65, 0x63, 0x57, 0x45, 0x67, 0x05, 0x03, 0x56,
0x36, 0x62, 0x52, 0x83, 0x66, 0x42, 0x32, 0x80, 0x71, 0x10, 0x08, 0x24,
0x16, 0x87, 0x18, 0x17, 0x47, 0x41, 0x07, 0x06, 0x15, 0x14, 0x75, 0x74,
0x85, 0x76, 0x51, 0x48, 0x61, 0x60, 0x40, 0x30, 0x84, 0x70, 0x22, 0x82,
0x28, 0x21, 0x11, 0x02, 0x00, 0x26, 0x20, 0x27, 0x88,
},
{
0x72, 0x27, 0x87, 0x81, 0x42, 0x33, 0x52, 0x50, 0x16, 0x08, 0x31, 0x23,
0x02, 0x00, 0x78, 0x20, 0x82, 0x88, 0x28, 0x38, 0x32, 0x71, 0x62, 0x24,
0x10, 0x30, 0x26, 0x64, 0x61, 0x76, 0x75, 0x44, 0x18, 0x58, 0x55, 0x54,
0x48, 0x45, 0x43, 0x57, 0x46, 0x73, 0x35, 0x34, 0x37, 0x36, 0x04, 0x03,
0x13, 0x05, 0x85, 0x65, 0x63, 0x68, 0x67, 0x47, 0x41, 0x56, 0x53, 0x70,
0x60, 0x07, 0x06, 0x15, 0x14, 0x84, 0x83, 0x80, 0x66, 0x51, 0x86, 0x74,
0x17, 0x01, 0x40, 0x25, 0x12, 0x11, 0x77, 0x21, 0x22,
},
{
0x27, 0x21, 0x88, 0x72, 0x28, 0x12, 0x11, 0x83, 0x77, 0x82, 0x80, 0x78,
0x25, 0x24, 0x38, 0x32, 0x08, 0x01, 0x18, 0x16, 0x20, 0x02, 0x26, 0x23,
0x81, 0x74, 0x86, 0x84, 0x10, 0x00, 0x62, 0x61, 0x04, 0x03, 0x13, 0x06,
0x76, 0x58, 0x51, 0x64, 0x60, 0x31, 0x17, 0x41, 0x35, 0x44, 0x42, 0x70,
0x66, 0x33, 0x15, 0x48, 0x40, 0x87, 0x65, 0x55, 0x67, 0x63, 0x54, 0x07,
0x57, 0x56, 0x46, 0x45, 0x50, 0x47, 0x73, 0x68, 0x30, 0x14, 0x53, 0x43,
0x75, 0x71, 0x52, 0x34, 0x05, 0x37, 0x36, 0x85, 0x22,
},
{
0x21, 0x14, 0x32, 0x27, 0x10, 0x72, 0x67, 0x82, 0x77, 0x44, 0x40, 0x54,
0x45, 0x41, 0x37, 0x68, 0x56, 0x08, 0x01, 0x24, 0x13, 0x78, 0x48, 0x04,
0x03, 0x43, 0x05, 0x81, 0x25, 0x07, 0x47, 0x35, 0x34, 0x06, 0x46, 0x36,
0x88, 0x84, 0x83, 0x75, 0x74, 0x76, 0x73, 0x86, 0x85, 0x70, 0x65, 0x80,
0x71, 0x57, 0x53, 0x87, 0x63, 0x51, 0x50, 0x23, 0x18, 0x33, 0x31, 0x61,
0x12, 0x62, 0x22, 0x02, 0x00, 0x17, 0x15, 0x66, 0x55, 0x42, 0x64, 0x58,
0x26, 0x20, 0x38, 0x30, 0x28, 0x16, 0x60, 0x52, 0x11,
},
{
0x61, 0x15, 0x27, 0x25, 0x32, 0x28, 0x06, 0x01, 0x24, 0x17, 0x78, 0x75,
0x87, 0x80, 0x85, 0x08, 0x07, 0x73, 0x70, 0x48, 0x47, 0x84, 0x83, 0x81,
0x71, 0x88, 0x86, 0x76, 0x74, 0x30, 0x04, 0x43, 0x37, 0x82, 0x72, 0x67,
0x20, 0x03, 0x57, 0x45, 0x77, 0x52, 0x36, 0x41, 0x38, 0x68, 0x58, 0x05,
0x00, 0x34, 0x33, 0x55, 0x26, 0x60, 0x56, 0x11, 0x66, 0x16, 0x64, 0x51,
0x10, 0x02, 0x23, 0x18, 0x62, 0x54, 0x53, 0x65, 0x63, 0x40, 0x35, 0x50,
0x42, 0x31, 0x13, 0x46, 0x44, 0x14, 0x12, 0x22, 0x21,
},
{
0x22, 0x21, 0x12, 0x01, 0x16, 0x15, 0x82, 0x88, 0x87, 0x42, 0x40, 0x60,
0x44, 0x06, 0x05, 0x31, 0x10, 0x66, 0x61, 0x83, 0x76, 0x26, 0x25, 0x72,
0x27, 0x81, 0x11, 0x46, 0x41, 0x84, 0x62, 0x13, 0x02, 0x24, 0x20, 0x80,
0x75, 0x65, 0x63, 0x68, 0x54, 0x37, 0x07, 0x57, 0x30, 0x50, 0x52, 0x48,
0x73, 0x67, 0x74, 0x55, 0x53, 0x47, 0x58, 0x56, 0x34, 0x04, 0x43, 0x38,
0x70, 0x64, 0x17, 0x00, 0x45, 0x36, 0x78, 0x86, 0x85, 0x33, 0x32, 0x51,
0x35, 0x08, 0x03, 0x18, 0x14, 0x28, 0x23, 0x77, 0x71,
},
};
static const uint8_t aic_mode2_vlc_bits[AIC_MODE2_NUM][AIC_MODE2_SIZE] = {
{
5, 5, 5, 5, 3, 6, 6, 8, 8, 8, 8, 6, 4, 7, 7, 9, 9,
9, 9, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9,
11, 11, 11, 11, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10,
14, 14, 14, 14, 12, 13, 13, 15, 15, 14, 13, 12, 12, 12, 12, 11, 11,
13, 13, 13, 13, 11, 10, 10, 12, 12, 12, 12, 10, 1,
},
{
8, 8, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 9, 9, 9,
9, 9, 9, 9, 9, 13, 13, 13, 13, 11, 12, 12, 14, 14, 15, 15, 14,
12, 11, 11, 11, 11, 12, 12, 12, 12, 10, 12, 12, 12, 12, 12, 12, 12,
12, 9, 9, 11, 11, 11, 11, 9, 6, 6, 6, 6, 5, 5, 7, 7, 9,
9, 9, 9, 7, 7, 7, 7, 7, 4, 4, 4, 4, 1,
},
{
7, 7, 7, 7, 5, 8, 8, 10, 10, 10, 10, 8, 8, 8, 8, 8, 9,
9, 9, 9, 9, 9, 9, 9, 12, 12, 12, 12, 10, 13, 13, 14, 14, 14,
14, 13, 13, 13, 13, 12, 12, 12, 12, 10, 10, 10, 10, 11, 11, 11, 11,
9, 11, 11, 11, 11, 11, 11, 11, 11, 5, 5, 5, 5, 4, 4, 6, 6,
8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 1,
},
{
9, 9, 11, 11, 13, 13, 13, 13, 11, 11, 11, 11, 11, 9, 9, 9, 9,
10, 10, 10, 10, 10, 10, 10, 10, 12, 12, 12, 12, 10, 12, 12, 13, 13,
15, 15, 14, 13, 12, 12, 12, 12, 10, 10, 10, 10, 7, 7, 9, 9, 9,
9, 7, 8, 8, 8, 8, 6, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5,
7, 7, 7, 7, 5, 4, 4, 6, 6, 6, 6, 4, 1,
},
{
7, 7, 7, 7, 5, 9, 9, 9, 9, 9, 9, 9, 9, 11, 11, 11, 11,
11, 11, 11, 11, 12, 12, 12, 12, 10, 13, 13, 13, 13, 13, 13, 13, 13,
12, 12, 14, 14, 15, 15, 15, 15, 12, 9, 9, 11, 11, 11, 11, 9, 7,
7, 7, 7, 5, 5, 5, 5, 4, 4, 8, 8, 8, 8, 6, 8, 8, 10,
10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 4, 1,
},
{
2, 2, 7, 7, 7, 7, 5, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11,
12, 12, 13, 13, 14, 14, 13, 10, 10, 10, 10, 9, 9, 11, 11, 11, 11,
11, 11, 11, 11, 8, 8, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 9,
9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 6, 6, 6, 6, 4, 6,
6, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6,
},
{
5, 5, 5, 5, 3, 6, 6, 6, 6, 4, 7, 7, 9, 9, 9, 9, 9,
9, 9, 9, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 11, 11,
13, 13, 13, 13, 11, 11, 11, 11, 11, 12, 12, 12, 12, 10, 12, 12, 15,
15, 15, 15, 13, 14, 14, 14, 14, 12, 12, 12, 12, 9, 9, 11, 11, 11,
11, 9, 8, 8, 10, 10, 10, 10, 10, 10, 10, 10, 1,
},
{
5, 5, 9, 9, 9, 9, 7, 11, 11, 11, 11, 9, 11, 11, 11, 11, 11,
11, 11, 11, 9, 9, 9, 9, 7, 7, 7, 7, 3, 4, 4, 8, 8, 8,
8, 6, 10, 10, 10, 10, 10, 10, 10, 10, 14, 14, 14, 14, 12, 13, 13,
14, 14, 13, 12, 12, 12, 12, 11, 11, 13, 13, 13, 13, 11, 10, 10, 12,
12, 12, 12, 10, 8, 8, 8, 8, 6, 6, 6, 6, 1,
},
{
2, 2, 5, 5, 7, 7, 7, 7, 5, 3, 6, 6, 6, 6, 4, 8, 8,
10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 9, 9, 9, 9, 9,
9, 9, 9, 10, 10, 12, 12, 12, 12, 10, 10, 10, 10, 10, 11, 11, 11,
11, 11, 11, 11, 11, 12, 12, 14, 14, 14, 14, 12, 12, 12, 12, 12, 11,
11, 13, 13, 13, 13, 11, 6, 6, 8, 8, 8, 8, 6,
},
{
3, 3, 6, 6, 8, 8, 8, 8, 6, 6, 6, 6, 6, 7, 7, 7, 7,
5, 10, 10, 10, 10, 8, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8,
8, 9, 9, 9, 9, 7, 13, 13, 13, 13, 11, 12, 12, 13, 13, 14, 14,
14, 14, 11, 11, 11, 11, 12, 12, 12, 12, 10, 12, 12, 12, 12, 12, 12,
12, 12, 9, 9, 11, 11, 11, 11, 11, 11, 11, 11, 1,
},
{
9, 9, 9, 9, 9, 9, 9, 9, 11, 11, 11, 11, 9, 11, 11, 11, 11,
11, 11, 11, 11, 9, 9, 9, 9, 7, 7, 7, 7, 6, 6, 10, 10, 10,
10, 10, 10, 10, 10, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13,
11, 14, 14, 14, 14, 12, 13, 13, 13, 13, 10, 10, 10, 10, 8, 8, 8,
8, 5, 5, 7, 7, 7, 7, 5, 4, 4, 4, 4, 1,
},
{
4, 4, 6, 6, 6, 6, 4, 2, 3, 3, 9, 9, 9, 9, 7, 9, 9,
9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8,
8, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11,
12, 12, 14, 14, 14, 14, 12, 12, 12, 12, 12, 11, 11, 13, 13, 14, 14,
13, 11, 8, 8, 10, 10, 10, 10, 8, 5, 5, 5, 5,
},
{
5, 5, 9, 9, 9, 9, 7, 9, 9, 11, 11, 11, 11, 11, 11, 11, 11,
9, 9, 9, 9, 7, 7, 7, 7, 3, 4, 4, 8, 8, 8, 8, 6, 10,
10, 10, 10, 10, 10, 10, 10, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13,
13, 13, 13, 13, 13, 13, 12, 12, 13, 13, 14, 14, 14, 14, 10, 10, 12,
12, 12, 12, 10, 8, 8, 8, 8, 6, 6, 6, 6, 1,
},
{
7, 7, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 8, 8, 8,
8, 6, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11,
11, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 11, 12, 12, 13,
13, 14, 14, 14, 14, 8, 8, 10, 10, 10, 10, 10, 10, 10, 10, 5, 5,
7, 7, 7, 7, 5, 4, 4, 6, 6, 6, 6, 4, 1,
},
{
6, 6, 6, 6, 4, 9, 9, 9, 9, 9, 9, 9, 9, 11, 11, 11, 11,
9, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 13, 13, 14, 14, 13, 13,
13, 13, 13, 9, 9, 9, 9, 7, 7, 7, 7, 8, 8, 8, 8, 6, 10,
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8,
8, 8, 2, 3, 3, 5, 5, 7, 7, 7, 7, 5, 3,
},
{
5, 5, 7, 7, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 3,
4, 4, 8, 8, 8, 8, 8, 8, 8, 8, 11, 11, 11, 11, 11, 11, 11,
11, 12, 12, 14, 14, 14, 14, 12, 12, 12, 12, 12, 13, 13, 13, 13, 11,
13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 11, 11, 11, 11, 9, 8, 8,
10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 1,
},
{
5, 5, 5, 5, 3, 6, 6, 6, 6, 4, 7, 7, 9, 9, 9, 9, 9,
9, 9, 9, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 11, 11,
11, 11, 9, 11, 11, 11, 11, 11, 11, 11, 11, 9, 9, 9, 9, 10, 10,
10, 10, 8, 12, 12, 13, 13, 14, 14, 14, 14, 12, 12, 12, 12, 11, 11,
13, 13, 13, 13, 11, 10, 10, 12, 12, 12, 12, 10, 1,
},
{
7, 7, 7, 7, 5, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10,
10, 10, 10, 10, 11, 11, 13, 13, 13, 13, 11, 11, 11, 11, 11, 12, 12,
12, 12, 10, 13, 13, 14, 14, 15, 15, 15, 15, 13, 13, 13, 13, 12, 12,
12, 12, 7, 7, 9, 9, 9, 9, 7, 3, 4, 4, 8, 8, 8, 8, 6,
8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 1,
},
{
4, 4, 8, 8, 8, 8, 8, 8, 8, 8, 13, 13, 14, 14, 13, 13, 13,
13, 13, 12, 12, 12, 12, 11, 11, 11, 11, 10, 10, 12, 12, 12, 12, 10,
9, 9, 11, 11, 11, 11, 9, 8, 8, 10, 10, 10, 10, 10, 10, 10, 10,
6, 6, 6, 6, 2, 3, 3, 5, 5, 9, 9, 9, 9, 7, 9, 9, 9,
9, 9, 9, 9, 9, 7, 7, 7, 7, 5, 5, 5, 5,
},
{
2, 2, 7, 7, 7, 7, 5, 7, 7, 9, 9, 9, 9, 9, 9, 9, 9,
7, 7, 7, 7, 5, 5, 5, 5, 4, 4, 8, 8, 8, 8, 8, 8, 8,
8, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 14, 11, 11, 11, 11, 10,
10, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 11, 11, 11, 11, 9, 8,
8, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6,
},
};
//@}
/**
* Codes used for determining block type
*/
//@{
#define AIC_MODE1_NUM 90
#define AIC_MODE1_SIZE 9
#define AIC_MODE1_BITS 7
static const uint8_t aic_mode1_vlc_tabs[AIC_MODE1_NUM][AIC_MODE1_SIZE][2] = {
{ { 4, 4 }, { 1, 4 }, { 7, 7 }, { 3, 7 }, { 5, 6 },
{ 8, 5 }, { 6, 4 }, { 2, 2 }, { 0, 1 } },
{ { 5, 3 }, { 2, 3 }, { 8, 7 }, { 7, 7 }, { 4, 6 },
{ 0, 5 }, { 3, 4 }, { 6, 3 }, { 1, 1 } },
{ { 7, 4 }, { 1, 4 }, { 5, 7 }, { 3, 7 }, { 4, 6 },
{ 6, 5 }, { 8, 4 }, { 2, 2 }, { 0, 1 } },
{ { 2, 3 }, { 1, 3 }, { 7, 7 }, { 4, 7 }, { 8, 6 },
{ 6, 5 }, { 5, 4 }, { 3, 3 }, { 0, 1 } },
{ { 2, 2 }, { 0, 2 }, { 4, 4 }, { 1, 4 }, { 8, 6 },
{ 3, 6 }, { 5, 5 }, { 7, 4 }, { 6, 2 } },
{ { 4, 7 }, { 0, 7 }, { 8, 7 }, { 7, 7 }, { 6, 5 },
{ 3, 4 }, { 2, 3 }, { 1, 2 }, { 5, 1 } },
{ { 4, 5 }, { 0, 5 }, { 8, 7 }, { 7, 7 }, { 3, 6 },
{ 5, 5 }, { 2, 3 }, { 6, 2 }, { 1, 1 } },
{ { 6, 5 }, { 1, 5 }, { 5, 7 }, { 3, 7 }, { 8, 6 },
{ 7, 5 }, { 4, 3 }, { 0, 2 }, { 2, 1 } },
{ { 3, 4 }, { 1, 4 }, { 7, 7 }, { 5, 7 }, { 6, 6 },
{ 4, 5 }, { 8, 4 }, { 0, 2 }, { 2, 1 } },
{ { 0 } }, /* unused */
{ { 5, 5 }, { 4, 5 }, { 8, 7 }, { 7, 7 }, { 3, 6 },
{ 6, 5 }, { 2, 3 }, { 0, 2 }, { 1, 1 } },
{ { 5, 3 }, { 2, 3 }, { 8, 7 }, { 7, 7 }, { 4, 6 },
{ 0, 5 }, { 3, 4 }, { 6, 3 }, { 1, 1 } },
{ { 6, 4 }, { 0, 4 }, { 5, 5 }, { 4, 5 }, { 8, 6 },
{ 3, 6 }, { 7, 5 }, { 2, 2 }, { 1, 1 } },
{ { 2, 3 }, { 0, 3 }, { 8, 7 }, { 7, 7 }, { 4, 6 },
{ 6, 5 }, { 3, 4 }, { 5, 3 }, { 1, 1 } },
{ { 4, 3 }, { 2, 3 }, { 8, 7 }, { 7, 7 }, { 3, 6 },
{ 5, 5 }, { 0, 4 }, { 6, 3 }, { 1, 1 } },
{ { 3, 4 }, { 2, 4 }, { 8, 7 }, { 7, 7 }, { 0, 6 },
{ 4, 5 }, { 6, 4 }, { 5, 2 }, { 1, 1 } },
{ { 3, 7 }, { 0, 7 }, { 8, 7 }, { 7, 7 }, { 2, 5 },
{ 4, 4 }, { 5, 3 }, { 6, 2 }, { 1, 1 } },
{ { 4, 5 }, { 0, 5 }, { 8, 7 }, { 3, 7 }, { 5, 6 },
{ 7, 5 }, { 1, 3 }, { 2, 2 }, { 6, 1 } },
{ { 6, 4 }, { 0, 4 }, { 7, 7 }, { 4, 7 }, { 3, 6 },
{ 5, 5 }, { 8, 4 }, { 2, 2 }, { 1, 1 } },
{ { 2, 1 }, { 0, 1 } }, /* Unused */
{ { 1, 3 }, { 0, 3 }, { 4, 5 }, { 3, 5 }, { 6, 6 },
{ 5, 6 }, { 7, 5 }, { 8, 3 }, { 2, 1 } },
{ { 7, 4 }, { 6, 4 }, { 5, 5 }, { 3, 5 }, { 4, 6 },
{ 0, 6 }, { 8, 5 }, { 1, 2 }, { 2, 1 } },
{ { 4, 6 }, { 0, 6 }, { 5, 7 }, { 3, 7 }, { 6, 6 },
{ 1, 4 }, { 7, 3 }, { 8, 2 }, { 2, 1 } },
{ { 8, 3 }, { 1, 3 }, { 3, 4 }, { 0, 4 }, { 6, 6 },
{ 4, 6 }, { 7, 5 }, { 5, 4 }, { 2, 1 } },
{ { 7, 3 }, { 6, 3 }, { 5, 7 }, { 3, 7 }, { 0, 6 },
{ 1, 5 }, { 4, 4 }, { 8, 3 }, { 2, 1 } },
{ { 2, 2 }, { 1, 2 }, { 4, 7 }, { 0, 7 }, { 7, 6 },
{ 8, 5 }, { 6, 4 }, { 3, 3 }, { 5, 2 } },
{ { 2, 2 }, { 1, 2 }, { 7, 4 }, { 4, 4 }, { 3, 6 },
{ 0, 6 }, { 5, 5 }, { 8, 4 }, { 6, 2 } },
{ { 1, 4 }, { 0, 4 }, { 5, 7 }, { 3, 7 }, { 4, 6 },
{ 6, 5 }, { 8, 4 }, { 7, 2 }, { 2, 1 } },
{ { 7, 4 }, { 1, 4 }, { 3, 5 }, { 0, 5 }, { 5, 6 },
{ 4, 6 }, { 6, 5 }, { 8, 2 }, { 2, 1 } },
{ { 0 } }, /* unused */
{ { 1, 2 }, { 0, 2 }, { 5, 5 }, { 4, 5 }, { 7, 6 },
{ 6, 6 }, { 8, 5 }, { 3, 3 }, { 2, 2 } },
{ { 3, 3 }, { 2, 3 }, { 7, 7 }, { 0, 7 }, { 4, 6 },
{ 8, 5 }, { 6, 4 }, { 5, 3 }, { 1, 1 } },
{ { 3, 4 }, { 1, 4 }, { 6, 7 }, { 5, 7 }, { 4, 6 },
{ 7, 5 }, { 8, 4 }, { 0, 2 }, { 2, 1 } },
{ { 5, 3 }, { 2, 3 }, { 7, 7 }, { 0, 7 }, { 6, 6 },
{ 4, 5 }, { 1, 4 }, { 8, 3 }, { 3, 1 } },
{ { 2, 3 }, { 1, 3 }, { 3, 4 }, { 0, 4 }, { 7, 6 },
{ 5, 6 }, { 8, 5 }, { 6, 4 }, { 4, 1 } },
{ { 2, 4 }, { 1, 4 }, { 7, 7 }, { 0, 7 }, { 4, 6 },
{ 8, 5 }, { 6, 4 }, { 3, 2 }, { 5, 1 } },
{ { 6, 2 }, { 1, 2 }, { 5, 3 }, { 2, 3 }, { 4, 4 },
{ 3, 4 }, { 7, 5 }, { 0, 5 }, { 8, 4 } },
{ { 4, 2 }, { 2, 2 }, { 3, 3 }, { 0, 3 }, { 5, 5 },
{ 1, 5 }, { 7, 5 }, { 6, 5 }, { 8, 3 } },
{ { 2, 4 }, { 1, 4 }, { 7, 7 }, { 6, 7 }, { 0, 6 },
{ 4, 5 }, { 5, 4 }, { 3, 2 }, { 8, 1 } },
{ { 0 } }, /* unused */
{ { 1, 2 }, { 0, 2 }, { 5, 7 }, { 3, 7 }, { 8, 6 },
{ 7, 5 }, { 6, 4 }, { 4, 3 }, { 2, 2 } },
{ { 6, 3 }, { 2, 3 }, { 4, 4 }, { 0, 4 }, { 7, 6 },
{ 3, 6 }, { 8, 5 }, { 5, 4 }, { 1, 1 } },
{ { 7, 6 }, { 6, 6 }, { 5, 7 }, { 3, 7 }, { 8, 6 },
{ 1, 4 }, { 4, 3 }, { 0, 2 }, { 2, 1 } },
{ { 2, 3 }, { 0, 3 }, { 5, 4 }, { 1, 4 }, { 8, 6 },
{ 7, 6 }, { 3, 5 }, { 6, 4 }, { 4, 1 } },
{ { 5, 7 }, { 3, 7 }, { 8, 7 }, { 7, 7 }, { 1, 5 },
{ 0, 4 }, { 6, 3 }, { 2, 2 }, { 4, 1 } },
{ { 6, 2 }, { 1, 2 }, { 4, 3 }, { 2, 3 }, { 7, 6 },
{ 0, 6 }, { 3, 5 }, { 8, 4 }, { 5, 3 } },
{ { 1, 4 }, { 0, 4 }, { 8, 7 }, { 3, 7 }, { 7, 6 },
{ 5, 5 }, { 2, 4 }, { 4, 2 }, { 6, 1 } },
{ { 6, 4 }, { 0, 4 }, { 5, 7 }, { 3, 7 }, { 8, 6 },
{ 1, 5 }, { 7, 4 }, { 2, 2 }, { 4, 1 } },
{ { 2, 2 }, { 0, 2 }, { 5, 4 }, { 1, 4 }, { 6, 6 },
{ 3, 6 }, { 7, 5 }, { 8, 4 }, { 4, 2 } },
{ { 0 } }, /* unused */
{ { 2, 3 }, { 1, 3 }, { 6, 5 }, { 3, 5 }, { 7, 6 },
{ 4, 6 }, { 8, 5 }, { 5, 3 }, { 0, 1 } },
{ { 3, 4 }, { 2, 4 }, { 7, 7 }, { 0, 7 }, { 4, 6 },
{ 8, 5 }, { 6, 4 }, { 5, 2 }, { 1, 1 } },
{ { 1, 2 }, { 0, 2 }, { 6, 5 }, { 4, 5 }, { 7, 6 },
{ 3, 6 }, { 8, 5 }, { 5, 3 }, { 2, 2 } },
{ { 2, 4 }, { 1, 4 }, { 7, 7 }, { 0, 7 }, { 4, 6 },
{ 6, 5 }, { 8, 4 }, { 3, 2 }, { 5, 1 } },
{ { 2, 2 }, { 1, 2 }, { 5, 3 }, { 0, 3 }, { 4, 4 },
{ 3, 4 }, { 8, 5 }, { 7, 5 }, { 6, 4 } },
{ { 4, 7 }, { 0, 7 }, { 8, 7 }, { 7, 7 }, { 2, 5 },
{ 6, 4 }, { 3, 3 }, { 1, 2 }, { 5, 1 } },
{ { 5, 2 }, { 1, 2 }, { 8, 7 }, { 7, 7 }, { 0, 6 },
{ 4, 5 }, { 3, 4 }, { 2, 3 }, { 6, 2 } },
{ { 2, 2 }, { 1, 2 }, { 8, 3 }, { 0, 3 }, { 6, 4 },
{ 5, 4 }, { 4, 5 }, { 3, 5 }, { 7, 4 } },
{ { 2, 2 }, { 1, 2 }, { 5, 3 }, { 0, 3 }, { 7, 6 },
{ 4, 6 }, { 6, 5 }, { 3, 4 }, { 8, 3 } },
{ { 0 } }, /* unused */
{ { 2, 3 }, { 1, 3 }, { 8, 7 }, { 3, 7 }, { 5, 6 },
{ 7, 5 }, { 4, 4 }, { 6, 3 }, { 0, 1 } },
{ { 2, 4 }, { 0, 4 }, { 8, 7 }, { 3, 7 }, { 7, 6 },
{ 5, 5 }, { 4, 4 }, { 6, 2 }, { 1, 1 } },
{ { 5, 7 }, { 3, 7 }, { 8, 7 }, { 7, 7 }, { 4, 5 },
{ 1, 4 }, { 6, 3 }, { 0, 2 }, { 2, 1 } },
{ { 6, 2 }, { 1, 2 }, { 2, 3 }, { 0, 3 }, { 8, 6 },
{ 7, 6 }, { 3, 5 }, { 5, 4 }, { 4, 3 } },
{ { 5, 7 }, { 3, 7 }, { 8, 7 }, { 7, 7 }, { 1, 5 },
{ 2, 4 }, { 0, 3 }, { 4, 2 }, { 6, 1 } },
{ { 5, 3 }, { 2, 3 }, { 8, 7 }, { 7, 7 }, { 3, 6 },
{ 4, 5 }, { 0, 4 }, { 6, 3 }, { 1, 1 } },
{ { 5, 7 }, { 3, 7 }, { 8, 7 }, { 7, 7 }, { 2, 5 },
{ 0, 4 }, { 4, 3 }, { 1, 2 }, { 6, 1 } },
{ { 3, 7 }, { 0, 7 }, { 8, 7 }, { 5, 7 }, { 7, 5 },
{ 1, 4 }, { 4, 3 }, { 6, 2 }, { 2, 1 } },
{ { 2, 2 }, { 1, 2 }, { 4, 4 }, { 0, 4 }, { 7, 6 },
{ 3, 6 }, { 5, 5 }, { 8, 4 }, { 6, 2 } },
{ { 0 } }, /* unused */
{ { 6, 6 }, { 4, 6 }, { 5, 7 }, { 3, 7 }, { 8, 6 },
{ 1, 4 }, { 0, 3 }, { 7, 2 }, { 2, 1 } },
{ { 2, 2 }, { 1, 2 }, { 6, 4 }, { 0, 4 }, { 4, 6 },
{ 3, 6 }, { 5, 5 }, { 8, 4 }, { 7, 2 } },
{ { 1, 4 }, { 0, 4 }, { 5, 7 }, { 3, 7 }, { 6, 6 },
{ 4, 5 }, { 8, 4 }, { 7, 2 }, { 2, 1 } },
{ { 7, 2 }, { 2, 2 }, { 1, 3 }, { 0, 3 }, { 5, 4 },
{ 4, 4 }, { 6, 5 }, { 3, 5 }, { 8, 4 } },
{ { 4, 2 }, { 2, 2 }, { 5, 7 }, { 3, 7 }, { 8, 6 },
{ 1, 5 }, { 0, 4 }, { 6, 3 }, { 7, 2 } },
{ { 7, 2 }, { 2, 2 }, { 6, 3 }, { 1, 3 }, { 5, 4 },
{ 0, 4 }, { 4, 5 }, { 3, 5 }, { 8, 4 } },
{ { 4, 2 }, { 2, 2 }, { 3, 7 }, { 0, 7 }, { 8, 6 },
{ 5, 5 }, { 1, 4 }, { 6, 3 }, { 7, 2 } },
{ { 6, 6 }, { 1, 6 }, { 5, 7 }, { 3, 7 }, { 8, 6 },
{ 0, 4 }, { 4, 3 }, { 2, 2 }, { 7, 1 } },
{ { 8, 4 }, { 4, 4 }, { 1, 5 }, { 0, 5 }, { 5, 6 },
{ 3, 6 }, { 6, 5 }, { 7, 2 }, { 2, 1 } },
{ { 0 } }, /* unused */
{ { 8, 2 }, { 2, 2 }, { 1, 3 }, { 0, 3 }, { 6, 6 },
{ 5, 6 }, { 4, 5 }, { 7, 4 }, { 3, 3 } },
{ { 3, 3 }, { 2, 3 }, { 6, 7 }, { 0, 7 }, { 4, 6 },
{ 5, 5 }, { 7, 4 }, { 8, 3 }, { 1, 1 } },
{ { 7, 4 }, { 1, 4 }, { 3, 5 }, { 0, 5 }, { 6, 6 },
{ 5, 6 }, { 4, 5 }, { 8, 2 }, { 2, 1 } },
{ { 3, 2 }, { 2, 2 }, { 4, 6 }, { 0, 6 }, { 7, 6 },
{ 6, 6 }, { 1, 4 }, { 5, 3 }, { 8, 2 } },
{ { 8, 2 }, { 2, 2 }, { 6, 3 }, { 4, 3 }, { 5, 6 },
{ 0, 6 }, { 3, 5 }, { 1, 4 }, { 7, 3 } },
{ { 5, 2 }, { 2, 2 }, { 3, 3 }, { 1, 3 }, { 7, 6 },
{ 0, 6 }, { 4, 5 }, { 6, 4 }, { 8, 3 } },
{ { 2, 2 }, { 1, 2 }, { 6, 3 }, { 4, 3 }, { 7, 6 },
{ 0, 6 }, { 5, 5 }, { 3, 4 }, { 8, 3 } },
{ { 3, 7 }, { 0, 7 }, { 6, 7 }, { 5, 7 }, { 1, 5 },
{ 4, 4 }, { 7, 3 }, { 8, 2 }, { 2, 1 } },
{ { 1, 5 }, { 0, 5 }, { 6, 7 }, { 5, 7 }, { 4, 6 },
{ 7, 5 }, { 3, 3 }, { 2, 2 }, { 8, 1 } },
{ { 0 } }, /* unused */
};
//@}
#define PBTYPE_ESCAPE 0xFF
/** tables used for P-frame macroblock type decoding */
//@{
#define NUM_PTYPE_VLCS 7
#define PTYPE_VLC_SIZE 8
#define PTYPE_VLC_BITS 7
static const uint8_t ptype_vlc_tabs[NUM_PTYPE_VLCS][PTYPE_VLC_SIZE][2] = {
{ { PBTYPE_ESCAPE, 7 }, { 11, 7 }, { 3, 6 }, { 8, 5 },
{ 9, 4 }, { 2, 3 }, { 1, 2 }, { 0, 1 } },
{ { PBTYPE_ESCAPE, 7 }, { 3, 7 }, { 8, 6 }, { 9, 5 },
{ 11, 4 }, { 0, 3 }, { 2, 2 }, { 1, 1 } },
{ { 9, 3 }, { 8, 3 }, { 3, 4 }, { 1, 4 }, { PBTYPE_ESCAPE, 5 },
{ 0, 5 }, { 11, 4 }, { 2, 1 } },
{ { 3, 2 }, { 2, 2 }, { PBTYPE_ESCAPE, 6 }, { 11, 6 },
{ 1, 5 }, { 0, 4 }, { 8, 3 }, { 9, 2 } },
{ { PBTYPE_ESCAPE, 7 }, { 11, 7 }, { 1, 6 }, { 0, 5 },
{ 3, 4 }, { 9, 3 }, { 8, 2 }, { 2, 1 } },
{ { PBTYPE_ESCAPE, 7 }, { 11, 7 }, { 1, 6 }, { 0, 5 },
{ 3, 4 }, { 8, 3 }, { 9, 2 }, { 2, 1 } },
{ { PBTYPE_ESCAPE, 7 }, { 3, 7 }, { 0, 6 }, { 8, 5 },
{ 9, 4 }, { 1, 3 }, { 2, 2 }, { 11, 1 } },
};
static const uint8_t block_num_to_ptype_vlc_num[12] = {
0, 1, 2, 3, 0, 0, 2, 0, 4, 5, 0, 6
};
//@}
/** tables used for P-frame macroblock type decoding */
//@{
#define NUM_BTYPE_VLCS 6
#define BTYPE_VLC_SIZE 7
#define BTYPE_VLC_BITS 6
static const uint8_t btype_vlc_tabs[NUM_BTYPE_VLCS][BTYPE_VLC_SIZE][2] = {
{ { 4, 2 }, { 0, 2 }, { PBTYPE_ESCAPE, 5 },
{ 10, 5 }, { 7, 4 }, { 1, 3 }, { 5, 2 } },
{ { PBTYPE_ESCAPE, 6 }, { 10, 6 }, { 7, 5 },
{ 0, 4 }, { 4, 3 }, { 5, 2 }, { 1, 1 } },
{ { PBTYPE_ESCAPE, 6 }, { 0, 6 }, { 10, 5 },
{ 1, 4 }, { 7, 3 }, { 5, 2 }, { 4, 1 } },
{ { 4, 3 }, { 1, 3 }, { PBTYPE_ESCAPE, 5 },
{ 0, 5 }, { 10, 4 }, { 7, 3 }, { 5, 1 } },
{ { PBTYPE_ESCAPE, 6 }, { 0, 6 }, { 1, 5 },
{ 10, 4 }, { 4, 3 }, { 5, 2 }, { 7, 1 } },
{ { PBTYPE_ESCAPE, 6 }, { 0, 6 }, { 1, 5 },
{ 10, 4 }, { 4, 3 }, { 7, 2 }, { 5, 1 } },
};
static const uint8_t block_num_to_btype_vlc_num[12] = {
0, 1, 0, 0, 2, 3, 0, 5, 0, 0, 4, 0
};
//@}
#endif /* AVCODEC_RV40VLC2_H */
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