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https://github.com/FFmpeg/FFmpeg.git
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e7f15f777d
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>
620 lines
30 KiB
C
620 lines
30 KiB
C
/*
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* RealVideo 4 decoder
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* copyright (c) 2007 Konstantin Shishkov
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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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* RV40 VLC tables used for macroblock information decoding
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*/
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#ifndef AVCODEC_RV40VLC2_H
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#define AVCODEC_RV40VLC2_H
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#include <stdint.h>
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/**
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* codes used for the first four block types
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*/
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//@{
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#define AIC_TOP_BITS 7
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#define AIC_TOP_SIZE 16
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static const uint8_t rv40_aic_top_vlc_tab[AIC_TOP_SIZE][2] = {
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{ 0x3, 5 }, { 0x2, 5 }, { 0x7, 5 }, { 0x4, 5 }, { 0xF, 3 }, { 0x8, 4 },
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{ 0x1, 4 }, { 0xE, 5 }, { 0xC, 5 }, { 0xB, 6 }, { 0x6, 6 }, { 0x9, 7 },
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{ 0x5, 7 }, { 0xD, 7 }, { 0xA, 7 }, { 0x0, 1 },
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};
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//@}
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/**
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* codes used for determining a pair of block types
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*/
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//@{
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#define AIC_MODE2_NUM 20
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#define AIC_MODE2_SIZE 81
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#define AIC_MODE2_BITS 9
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static const uint8_t aic_mode2_vlc_syms[AIC_MODE2_NUM][AIC_MODE2_SIZE] = {
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{
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0x06, 0x01, 0x28, 0x11, 0x22, 0x20, 0x04, 0x07, 0x05, 0x16, 0x08, 0x60,
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0x02, 0x66, 0x61, 0x23, 0x15, 0x31, 0x26, 0x77, 0x12, 0x10, 0x42, 0x21,
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0x72, 0x50, 0x88, 0x82, 0x27, 0x24, 0x44, 0x40, 0x62, 0x55, 0x18, 0x13,
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0x53, 0x52, 0x64, 0x46, 0x41, 0x51, 0x47, 0x33, 0x32, 0x74, 0x67, 0x14,
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0x03, 0x30, 0x25, 0x36, 0x34, 0x45, 0x37, 0x78, 0x85, 0x84, 0x75, 0x73,
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0x57, 0x86, 0x65, 0x58, 0x71, 0x68, 0x70, 0x56, 0x54, 0x17, 0x76, 0x63,
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0x87, 0x81, 0x80, 0x38, 0x35, 0x48, 0x43, 0x83, 0x00,
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},
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{
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0x77, 0x62, 0x46, 0x33, 0x68, 0x52, 0x18, 0x05, 0x31, 0x25, 0x42, 0x04,
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0x51, 0x44, 0x40, 0x32, 0x55, 0x41, 0x26, 0x24, 0x30, 0x27, 0x57, 0x36,
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0x84, 0x76, 0x81, 0x83, 0x78, 0x73, 0x45, 0x85, 0x75, 0x86, 0x87, 0x56,
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0x53, 0x80, 0x67, 0x35, 0x34, 0x43, 0x37, 0x82, 0x70, 0x65, 0x74, 0x71,
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0x54, 0x48, 0x63, 0x58, 0x72, 0x64, 0x07, 0x03, 0x47, 0x38, 0x88, 0x20,
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0x01, 0x60, 0x28, 0x16, 0x02, 0x61, 0x50, 0x13, 0x08, 0x23, 0x17, 0x66,
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0x14, 0x06, 0x21, 0x15, 0x10, 0x00, 0x22, 0x12, 0x11,
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},
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{
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0x10, 0x01, 0x24, 0x12, 0x88, 0x83, 0x70, 0x14, 0x08, 0x46, 0x25, 0x87,
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0x44, 0x42, 0x60, 0x50, 0x61, 0x51, 0x71, 0x66, 0x15, 0x04, 0x41, 0x33,
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0x17, 0x03, 0x34, 0x18, 0x86, 0x68, 0x67, 0x63, 0x57, 0x75, 0x65, 0x45,
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0x36, 0x58, 0x54, 0x43, 0x37, 0x56, 0x53, 0x74, 0x62, 0x85, 0x78, 0x07,
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0x05, 0x35, 0x13, 0x84, 0x64, 0x55, 0x76, 0x73, 0x47, 0x38, 0x52, 0x48,
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0x11, 0x00, 0x21, 0x20, 0x82, 0x28, 0x81, 0x80, 0x31, 0x30, 0x40, 0x32,
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0x16, 0x06, 0x26, 0x23, 0x27, 0x02, 0x77, 0x72, 0x22,
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},
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{
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0x88, 0x82, 0x50, 0x47, 0x74, 0x43, 0x76, 0x75, 0x68, 0x24, 0x00, 0x37,
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0x30, 0x54, 0x44, 0x64, 0x58, 0x36, 0x34, 0x65, 0x40, 0x06, 0x03, 0x20,
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0x17, 0x08, 0x04, 0x48, 0x45, 0x87, 0x84, 0x71, 0x85, 0x78, 0x80, 0x73,
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0x07, 0x86, 0x63, 0x57, 0x70, 0x67, 0x77, 0x72, 0x83, 0x81, 0x32, 0x28,
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0x18, 0x05, 0x42, 0x38, 0x52, 0x14, 0x02, 0x25, 0x23, 0x66, 0x56, 0x53,
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0x62, 0x60, 0x35, 0x33, 0x46, 0x41, 0x21, 0x12, 0x10, 0x01, 0x26, 0x13,
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0x61, 0x22, 0x16, 0x27, 0x15, 0x55, 0x31, 0x51, 0x11,
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},
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{
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0x13, 0x10, 0x27, 0x14, 0x66, 0x44, 0x41, 0x53, 0x46, 0x25, 0x18, 0x35,
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0x33, 0x68, 0x63, 0x88, 0x71, 0x34, 0x24, 0x50, 0x47, 0x37, 0x08, 0x48,
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0x45, 0x82, 0x74, 0x70, 0x84, 0x76, 0x30, 0x04, 0x57, 0x43, 0x83, 0x78,
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0x86, 0x85, 0x73, 0x07, 0x80, 0x75, 0x87, 0x65, 0x56, 0x03, 0x00, 0x20,
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0x06, 0x72, 0x52, 0x31, 0x62, 0x60, 0x21, 0x15, 0x51, 0x22, 0x16, 0x12,
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0x02, 0x01, 0x23, 0x17, 0x55, 0x77, 0x64, 0x58, 0x54, 0x81, 0x67, 0x36,
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0x05, 0x40, 0x38, 0x28, 0x26, 0x42, 0x32, 0x61, 0x11,
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},
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{
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0x22, 0x11, 0x23, 0x13, 0x32, 0x25, 0x72, 0x45, 0x40, 0x57, 0x50, 0x03,
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0x00, 0x30, 0x08, 0x86, 0x75, 0x80, 0x68, 0x43, 0x04, 0x47, 0x07, 0x48,
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0x65, 0x58, 0x85, 0x84, 0x78, 0x64, 0x67, 0x63, 0x74, 0x73, 0x06, 0x05,
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0x44, 0x37, 0x87, 0x83, 0x46, 0x42, 0x54, 0x53, 0x18, 0x17, 0x36, 0x34,
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0x66, 0x55, 0x38, 0x24, 0x56, 0x41, 0x02, 0x01, 0x20, 0x14, 0x16, 0x12,
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0x61, 0x27, 0x26, 0x15, 0x31, 0x28, 0x21, 0x88, 0x82, 0x62, 0x60, 0x76,
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0x70, 0x33, 0x10, 0x52, 0x35, 0x71, 0x51, 0x81, 0x77,
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},
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{
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0x16, 0x12, 0x61, 0x22, 0x51, 0x21, 0x15, 0x52, 0x31, 0x55, 0x81, 0x66,
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0x46, 0x42, 0x62, 0x54, 0x14, 0x01, 0x25, 0x23, 0x27, 0x13, 0x56, 0x41,
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0x35, 0x33, 0x58, 0x53, 0x26, 0x10, 0x32, 0x28, 0x84, 0x77, 0x43, 0x00,
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0x68, 0x47, 0x85, 0x45, 0x34, 0x57, 0x50, 0x05, 0x03, 0x37, 0x30, 0x87,
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0x86, 0x76, 0x08, 0x07, 0x80, 0x75, 0x70, 0x73, 0x04, 0x78, 0x74, 0x63,
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0x48, 0x71, 0x67, 0x82, 0x65, 0x17, 0x06, 0x24, 0x20, 0x88, 0x83, 0x60,
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0x44, 0x40, 0x72, 0x64, 0x18, 0x02, 0x38, 0x36, 0x11,
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},
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{
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0x66, 0x01, 0x14, 0x03, 0x24, 0x23, 0x62, 0x08, 0x04, 0x35, 0x20, 0x72,
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0x63, 0x58, 0x70, 0x68, 0x48, 0x45, 0x54, 0x53, 0x26, 0x25, 0x65, 0x44,
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0x13, 0x05, 0x51, 0x41, 0x61, 0x16, 0x12, 0x10, 0x06, 0x28, 0x27, 0x60,
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0x40, 0x32, 0x56, 0x52, 0x17, 0x00, 0x31, 0x18, 0x73, 0x30, 0x75, 0x74,
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0x88, 0x84, 0x83, 0x86, 0x80, 0x85, 0x43, 0x38, 0x87, 0x47, 0x76, 0x71,
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0x50, 0x37, 0x78, 0x57, 0x82, 0x77, 0x67, 0x33, 0x07, 0x36, 0x34, 0x81,
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0x46, 0x42, 0x64, 0x55, 0x15, 0x02, 0x22, 0x21, 0x11,
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},
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{
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0x22, 0x00, 0x11, 0x01, 0x20, 0x08, 0x88, 0x62, 0x27, 0x02, 0x07, 0x06,
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0x21, 0x12, 0x28, 0x87, 0x66, 0x32, 0x30, 0x38, 0x33, 0x15, 0x14, 0x25,
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0x17, 0x26, 0x24, 0x60, 0x42, 0x78, 0x71, 0x84, 0x81, 0x44, 0x23, 0x52,
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0x50, 0x80, 0x70, 0x35, 0x13, 0x48, 0x46, 0x83, 0x51, 0x40, 0x64, 0x61,
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0x55, 0x47, 0x74, 0x58, 0x18, 0x03, 0x41, 0x31, 0x73, 0x68, 0x43, 0x36,
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0x57, 0x45, 0x85, 0x56, 0x54, 0x67, 0x65, 0x76, 0x75, 0x37, 0x34, 0x63,
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0x53, 0x86, 0x77, 0x72, 0x05, 0x04, 0x16, 0x10, 0x82,
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},
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{
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0x22, 0x12, 0x27, 0x21, 0x14, 0x01, 0x20, 0x15, 0x62, 0x02, 0x00, 0x16,
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0x10, 0x60, 0x17, 0x72, 0x66, 0x28, 0x07, 0x06, 0x18, 0x13, 0x82, 0x55,
|
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0x40, 0x78, 0x71, 0x25, 0x23, 0x32, 0x31, 0x42, 0x26, 0x61, 0x52, 0x24,
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0x08, 0x50, 0x44, 0x77, 0x37, 0x34, 0x63, 0x57, 0x87, 0x84, 0x80, 0x86,
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0x83, 0x45, 0x36, 0x85, 0x73, 0x70, 0x68, 0x81, 0x74, 0x33, 0x03, 0x38,
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0x35, 0x88, 0x56, 0x54, 0x76, 0x75, 0x46, 0x43, 0x53, 0x48, 0x64, 0x51,
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0x58, 0x47, 0x67, 0x65, 0x05, 0x04, 0x41, 0x30, 0x11,
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},
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{
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0x44, 0x40, 0x66, 0x60, 0x23, 0x16, 0x32, 0x30, 0x07, 0x06, 0x18, 0x14,
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0x86, 0x50, 0x47, 0x75, 0x55, 0x33, 0x31, 0x41, 0x35, 0x80, 0x70, 0x84,
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0x83, 0x78, 0x71, 0x87, 0x81, 0x77, 0x12, 0x38, 0x25, 0x52, 0x51, 0x08,
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0x01, 0x17, 0x15, 0x58, 0x54, 0x68, 0x67, 0x34, 0x13, 0x48, 0x46, 0x04,
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0x03, 0x36, 0x05, 0x85, 0x56, 0x45, 0x65, 0x57, 0x73, 0x43, 0x37, 0x63,
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0x53, 0x64, 0x61, 0x76, 0x74, 0x24, 0x10, 0x62, 0x42, 0x21, 0x11, 0x02,
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0x00, 0x26, 0x20, 0x88, 0x28, 0x27, 0x82, 0x72, 0x22,
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},
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|
{
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0x28, 0x27, 0x71, 0x70, 0x87, 0x78, 0x82, 0x22, 0x77, 0x72, 0x07, 0x01,
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0x14, 0x08, 0x81, 0x66, 0x62, 0x80, 0x75, 0x40, 0x25, 0x51, 0x50, 0x02,
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0x00, 0x26, 0x20, 0x42, 0x24, 0x52, 0x44, 0x16, 0x10, 0x23, 0x17, 0x64,
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0x60, 0x86, 0x83, 0x46, 0x41, 0x55, 0x54, 0x48, 0x47, 0x58, 0x56, 0x18,
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0x04, 0x35, 0x31, 0x57, 0x38, 0x34, 0x03, 0x63, 0x53, 0x67, 0x13, 0x05,
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0x36, 0x33, 0x73, 0x61, 0x43, 0x37, 0x68, 0x65, 0x45, 0x85, 0x76, 0x74,
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0x15, 0x06, 0x32, 0x30, 0x84, 0x12, 0x11, 0x88, 0x21,
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},
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{
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0x82, 0x27, 0x08, 0x07, 0x16, 0x10, 0x62, 0x76, 0x74, 0x50, 0x41, 0x86,
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0x67, 0x15, 0x14, 0x38, 0x17, 0x40, 0x23, 0x61, 0x42, 0x11, 0x02, 0x26,
|
|
0x20, 0x72, 0x77, 0x28, 0x12, 0x01, 0x60, 0x24, 0x88, 0x52, 0x44, 0x75,
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0x64, 0x25, 0x06, 0x32, 0x30, 0x55, 0x51, 0x68, 0x58, 0x46, 0x33, 0x48,
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0x47, 0x43, 0x37, 0x56, 0x54, 0x13, 0x03, 0x35, 0x34, 0x85, 0x73, 0x65,
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0x63, 0x45, 0x36, 0x57, 0x53, 0x83, 0x80, 0x05, 0x04, 0x31, 0x18, 0x84,
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0x70, 0x66, 0x87, 0x81, 0x21, 0x00, 0x78, 0x71, 0x22,
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},
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|
{
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0x84, 0x81, 0x32, 0x25, 0x86, 0x83, 0x10, 0x04, 0x23, 0x14, 0x62, 0x26,
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0x70, 0x66, 0x42, 0x24, 0x64, 0x44, 0x87, 0x75, 0x71, 0x85, 0x80, 0x55,
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0x52, 0x67, 0x61, 0x50, 0x48, 0x58, 0x51, 0x18, 0x15, 0x38, 0x30, 0x33,
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|
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,
|
|
},
|
|
{
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|
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,
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|
0x76, 0x58, 0x51, 0x64, 0x60, 0x31, 0x17, 0x41, 0x35, 0x44, 0x42, 0x70,
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|
0x66, 0x33, 0x15, 0x48, 0x40, 0x87, 0x65, 0x55, 0x67, 0x63, 0x54, 0x07,
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0x57, 0x56, 0x46, 0x45, 0x50, 0x47, 0x73, 0x68, 0x30, 0x14, 0x53, 0x43,
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|
0x75, 0x71, 0x52, 0x34, 0x05, 0x37, 0x36, 0x85, 0x22,
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|
},
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|
{
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|
0x21, 0x14, 0x32, 0x27, 0x10, 0x72, 0x67, 0x82, 0x77, 0x44, 0x40, 0x54,
|
|
0x45, 0x41, 0x37, 0x68, 0x56, 0x08, 0x01, 0x24, 0x13, 0x78, 0x48, 0x04,
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|
0x03, 0x43, 0x05, 0x81, 0x25, 0x07, 0x47, 0x35, 0x34, 0x06, 0x46, 0x36,
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|
0x88, 0x84, 0x83, 0x75, 0x74, 0x76, 0x73, 0x86, 0x85, 0x70, 0x65, 0x80,
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|
0x71, 0x57, 0x53, 0x87, 0x63, 0x51, 0x50, 0x23, 0x18, 0x33, 0x31, 0x61,
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|
0x12, 0x62, 0x22, 0x02, 0x00, 0x17, 0x15, 0x66, 0x55, 0x42, 0x64, 0x58,
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|
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 */
|