FFmpeg: libavcodec/cavsdata.h Source File

00001 /*
00002  * Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
00003  * Copyright (c) 2006  Stefan Gehrer <stefan.gehrer@gmx.de>
00004  *
00005  * This file is part of FFmpeg.
00006  *
00007  * FFmpeg is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  *
00012  * FFmpeg is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with FFmpeg; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00020  */
00021 
00022 #ifndef AVCODEC_CAVSDATA_H
00023 #define AVCODEC_CAVSDATA_H
00024 
00025 #include "cavs.h"
00026 
00027 const uint8_t ff_cavs_partition_flags[30] = {
00028   0,                                 //I_8X8
00029   0,                                 //P_SKIP
00030   0,                                 //P_16X16
00031                       SPLITH,        //P_16X8
00032                              SPLITV, //P_8X16
00033                       SPLITH|SPLITV, //P_8X8
00034                       SPLITH|SPLITV, //B_SKIP
00035                       SPLITH|SPLITV, //B_DIRECT
00036   0,                                 //B_FWD_16X16
00037   0,                                 //B_BWD_16X16
00038   0,                                 //B_SYM_16X16
00039   FWD0|FWD1          |SPLITH,
00040   FWD0|FWD1                 |SPLITV,
00041   BWD0|BWD1          |SPLITH,
00042   BWD0|BWD1                 |SPLITV,
00043   FWD0|BWD1          |SPLITH,
00044   FWD0|BWD1                 |SPLITV,
00045   BWD0|FWD1          |SPLITH,
00046   BWD0|FWD1                 |SPLITV,
00047   FWD0|FWD1     |SYM1|SPLITH,
00048   FWD0|FWD1     |SYM1       |SPLITV,
00049   BWD0|FWD1     |SYM1|SPLITH,
00050   BWD0|FWD1     |SYM1       |SPLITV,
00051   FWD0|FWD1|SYM0     |SPLITH,
00052   FWD0|FWD1|SYM0            |SPLITV,
00053   FWD0|BWD1|SYM0     |SPLITH,
00054   FWD0|BWD1|SYM0            |SPLITV,
00055   FWD0|FWD1|SYM0|SYM1|SPLITH,
00056   FWD0|FWD1|SYM0|SYM1       |SPLITV,
00057                       SPLITH|SPLITV, //B_8X8 = 29
00058 };
00059 
00060 const uint8_t ff_cavs_scan3x3[4] = {4,5,7,8};
00061 
00062 const uint8_t ff_cavs_chroma_qp[64] = {
00063   0,  1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,
00064   16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,
00065   32,33,34,35,36,37,38,39,40,41,42,42,43,43,44,44,
00066   45,45,46,46,47,47,48,48,48,49,49,49,50,50,50,51
00067 };
00068 
00069 const uint8_t ff_cavs_dequant_shift[64] = {
00070   14,14,14,14,14,14,14,14,
00071   13,13,13,13,13,13,13,13,
00072   13,12,12,12,12,12,12,12,
00073   11,11,11,11,11,11,11,11,
00074   11,10,10,10,10,10,10,10,
00075   10, 9, 9, 9, 9, 9, 9, 9,
00076   9, 8, 8, 8, 8, 8, 8, 8,
00077   7, 7, 7, 7, 7, 7, 7, 7
00078 };
00079 
00080 const uint16_t ff_cavs_dequant_mul[64] = {
00081   32768,36061,38968,42495,46341,50535,55437,60424,
00082   32932,35734,38968,42495,46177,50535,55109,59933,
00083   65535,35734,38968,42577,46341,50617,55027,60097,
00084   32809,35734,38968,42454,46382,50576,55109,60056,
00085   65535,35734,38968,42495,46320,50515,55109,60076,
00086   65535,35744,38968,42495,46341,50535,55099,60087,
00087   65535,35734,38973,42500,46341,50535,55109,60097,
00088   32771,35734,38965,42497,46341,50535,55109,60099
00089 };
00090 
00093 const cavs_vector ff_cavs_un_mv    = {0,0,1,NOT_AVAIL};
00094 
00097 const cavs_vector ff_cavs_dir_mv   = {0,0,1,REF_DIR};
00098 
00100 const cavs_vector ff_cavs_intra_mv = {0,0,1,REF_INTRA};
00101 
00102 #define EOB 0,0,0
00103 
00104 const struct dec_2dvlc ff_cavs_intra_dec[7] = {
00105   {
00106     { //level / run / table_inc
00107       {  1, 1, 1},{ -1, 1, 1},{  1, 2, 1},{ -1, 2, 1},{  1, 3, 1},{ -1, 3, 1},
00108       {  1, 4, 1},{ -1, 4, 1},{  1, 5, 1},{ -1, 5, 1},{  1, 6, 1},{ -1, 6, 1},
00109       {  1, 7, 1},{ -1, 7, 1},{  1, 8, 1},{ -1, 8, 1},{  1, 9, 1},{ -1, 9, 1},
00110       {  1,10, 1},{ -1,10, 1},{  1,11, 1},{ -1,11, 1},{  2, 1, 2},{ -2, 1, 2},
00111       {  1,12, 1},{ -1,12, 1},{  1,13, 1},{ -1,13, 1},{  1,14, 1},{ -1,14, 1},
00112       {  1,15, 1},{ -1,15, 1},{  2, 2, 2},{ -2, 2, 2},{  1,16, 1},{ -1,16, 1},
00113       {  1,17, 1},{ -1,17, 1},{  3, 1, 3},{ -3, 1, 3},{  1,18, 1},{ -1,18, 1},
00114       {  1,19, 1},{ -1,19, 1},{  2, 3, 2},{ -2, 3, 2},{  1,20, 1},{ -1,20, 1},
00115       {  1,21, 1},{ -1,21, 1},{  2, 4, 2},{ -2, 4, 2},{  1,22, 1},{ -1,22, 1},
00116       {  2, 5, 2},{ -2, 5, 2},{  1,23, 1},{ -1,23, 1},{   EOB   }
00117     },
00118     //level_add
00119     { 0, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
00120       2, 2, 2, 2, 2, 2, 2,-1,-1,-1},
00121     2, //golomb_order
00122     0, //inc_limit
00123     23, //max_run
00124   },{
00125     { //level / run
00126       {  1, 1, 0},{ -1, 1, 0},{  1, 2, 0},{ -1, 2, 0},{  2, 1, 1},{ -2, 1, 1},
00127       {  1, 3, 0},{ -1, 3, 0},{   EOB   },{  1, 4, 0},{ -1, 4, 0},{  1, 5, 0},
00128       { -1, 5, 0},{  1, 6, 0},{ -1, 6, 0},{  3, 1, 2},{ -3, 1, 2},{  2, 2, 1},
00129       { -2, 2, 1},{  1, 7, 0},{ -1, 7, 0},{  1, 8, 0},{ -1, 8, 0},{  1, 9, 0},
00130       { -1, 9, 0},{  2, 3, 1},{ -2, 3, 1},{  4, 1, 2},{ -4, 1, 2},{  1,10, 0},
00131       { -1,10, 0},{  1,11, 0},{ -1,11, 0},{  2, 4, 1},{ -2, 4, 1},{  3, 2, 2},
00132       { -3, 2, 2},{  1,12, 0},{ -1,12, 0},{  2, 5, 1},{ -2, 5, 1},{  5, 1, 3},
00133       { -5, 1, 3},{  1,13, 0},{ -1,13, 0},{  2, 6, 1},{ -2, 6, 1},{  1,14, 0},
00134       { -1,14, 0},{  2, 7, 1},{ -2, 7, 1},{  2, 8, 1},{ -2, 8, 1},{  3, 3, 2},
00135       { -3, 3, 2},{  6, 1, 3},{ -6, 1, 3},{  1,15, 0},{ -1,15, 0}
00136     },
00137     //level_add
00138     { 0, 7, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2,-1,
00139       -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00140     2, //golomb_order
00141     1, //inc_limit
00142     15, //max_run
00143   },{
00144     { //level / run
00145       {  1, 1, 0},{ -1, 1, 0},{  2, 1, 0},{ -2, 1, 0},{  1, 2, 0},{ -1, 2, 0},
00146       {  3, 1, 1},{ -3, 1, 1},{   EOB   },{  1, 3, 0},{ -1, 3, 0},{  2, 2, 0},
00147       { -2, 2, 0},{  4, 1, 1},{ -4, 1, 1},{  1, 4, 0},{ -1, 4, 0},{  5, 1, 2},
00148       { -5, 1, 2},{  1, 5, 0},{ -1, 5, 0},{  3, 2, 1},{ -3, 2, 1},{  2, 3, 0},
00149       { -2, 3, 0},{  1, 6, 0},{ -1, 6, 0},{  6, 1, 2},{ -6, 1, 2},{  2, 4, 0},
00150       { -2, 4, 0},{  1, 7, 0},{ -1, 7, 0},{  4, 2, 1},{ -4, 2, 1},{  7, 1, 2},
00151       { -7, 1, 2},{  3, 3, 1},{ -3, 3, 1},{  2, 5, 0},{ -2, 5, 0},{  1, 8, 0},
00152       { -1, 8, 0},{  2, 6, 0},{ -2, 6, 0},{  8, 1, 3},{ -8, 1, 3},{  1, 9, 0},
00153       { -1, 9, 0},{  5, 2, 2},{ -5, 2, 2},{  3, 4, 1},{ -3, 4, 1},{  2, 7, 0},
00154       { -2, 7, 0},{  9, 1, 3},{ -9, 1, 3},{  1,10, 0},{ -1,10, 0}
00155     },
00156     //level_add
00157     { 0,10, 6, 4, 4, 3, 3, 3, 2, 2, 2,-1,-1,-1,-1,-1,-1,
00158      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00159     2, //golomb_order
00160     2, //inc_limit
00161     10, //max_run
00162   },{
00163     { //level / run
00164       {  1, 1, 0},{ -1, 1, 0},{  2, 1, 0},{ -2, 1, 0},{  3, 1, 0},{ -3, 1, 0},
00165       {  1, 2, 0},{ -1, 2, 0},{   EOB   },{  4, 1, 0},{ -4, 1, 0},{  5, 1, 1},
00166       { -5, 1, 1},{  2, 2, 0},{ -2, 2, 0},{  1, 3, 0},{ -1, 3, 0},{  6, 1, 1},
00167       { -6, 1, 1},{  3, 2, 0},{ -3, 2, 0},{  7, 1, 1},{ -7, 1, 1},{  1, 4, 0},
00168       { -1, 4, 0},{  8, 1, 2},{ -8, 1, 2},{  2, 3, 0},{ -2, 3, 0},{  4, 2, 0},
00169       { -4, 2, 0},{  1, 5, 0},{ -1, 5, 0},{  9, 1, 2},{ -9, 1, 2},{  5, 2, 1},
00170       { -5, 2, 1},{  2, 4, 0},{ -2, 4, 0},{ 10, 1, 2},{-10, 1, 2},{  3, 3, 0},
00171       { -3, 3, 0},{  1, 6, 0},{ -1, 6, 0},{ 11, 1, 3},{-11, 1, 3},{  6, 2, 1},
00172       { -6, 2, 1},{  1, 7, 0},{ -1, 7, 0},{  2, 5, 0},{ -2, 5, 0},{  3, 4, 0},
00173       { -3, 4, 0},{ 12, 1, 3},{-12, 1, 3},{  4, 3, 0},{ -4, 3, 0}
00174     },
00175     //level_add
00176     { 0,13, 7, 5, 4, 3, 2, 2,-1,-1,-1 -1,-1,-1,-1,-1,-1,
00177      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00178     2, //golomb_order
00179     4, //inc_limit
00180     7, //max_run
00181   },{
00182     { //level / run
00183       {  1, 1, 0},{ -1, 1, 0},{  2, 1, 0},{ -2, 1, 0},{  3, 1, 0},{ -3, 1, 0},
00184       {   EOB   },{  4, 1, 0},{ -4, 1, 0},{  5, 1, 0},{ -5, 1, 0},{  6, 1, 0},
00185       { -6, 1, 0},{  1, 2, 0},{ -1, 2, 0},{  7, 1, 0},{ -7, 1, 0},{  8, 1, 1},
00186       { -8, 1, 1},{  2, 2, 0},{ -2, 2, 0},{  9, 1, 1},{ -9, 1, 1},{ 10, 1, 1},
00187       {-10, 1, 1},{  1, 3, 0},{ -1, 3, 0},{  3, 2, 0},{ -3, 2, 0},{ 11, 1, 2},
00188       {-11, 1, 2},{  4, 2, 0},{ -4, 2, 0},{ 12, 1, 2},{-12, 1, 2},{ 13, 1, 2},
00189       {-13, 1, 2},{  5, 2, 0},{ -5, 2, 0},{  1, 4, 0},{ -1, 4, 0},{  2, 3, 0},
00190       { -2, 3, 0},{ 14, 1, 2},{-14, 1, 2},{  6, 2, 0},{ -6, 2, 0},{ 15, 1, 2},
00191       {-15, 1, 2},{ 16, 1, 2},{-16, 1, 2},{  3, 3, 0},{ -3, 3, 0},{  1, 5, 0},
00192       { -1, 5, 0},{  7, 2, 0},{ -7, 2, 0},{ 17, 1, 2},{-17, 1, 2}
00193     },
00194     //level_add
00195     { 0,18, 8, 4, 2, 2,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
00196      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00197     2, //golomb_order
00198     7, //inc_limit
00199     5, //max_run
00200   },{
00201     { //level / run
00202       {   EOB   },{  1, 1, 0},{ -1, 1, 0},{  2, 1, 0},{ -2, 1, 0},{  3, 1, 0},
00203       { -3, 1, 0},{  4, 1, 0},{ -4, 1, 0},{  5, 1, 0},{ -5, 1, 0},{  6, 1, 0},
00204       { -6, 1, 0},{  7, 1, 0},{ -7, 1, 0},{  8, 1, 0},{ -8, 1, 0},{  9, 1, 0},
00205       { -9, 1, 0},{ 10, 1, 0},{-10, 1, 0},{  1, 2, 0},{ -1, 2, 0},{ 11, 1, 1},
00206       {-11, 1, 1},{ 12, 1, 1},{-12, 1, 1},{ 13, 1, 1},{-13, 1, 1},{  2, 2, 0},
00207       { -2, 2, 0},{ 14, 1, 1},{-14, 1, 1},{ 15, 1, 1},{-15, 1, 1},{  3, 2, 0},
00208       { -3, 2, 0},{ 16, 1, 1},{-16, 1, 1},{  1, 3, 0},{ -1, 3, 0},{ 17, 1, 1},
00209       {-17, 1, 1},{  4, 2, 0},{ -4, 2, 0},{ 18, 1, 1},{-18, 1, 1},{  5, 2, 0},
00210       { -5, 2, 0},{ 19, 1, 1},{-19, 1, 1},{ 20, 1, 1},{-20, 1, 1},{  6, 2, 0},
00211       { -6, 2, 0},{ 21, 1, 1},{-21, 1, 1},{  2, 3, 0},{ -2, 3, 0}
00212     },
00213     //level_add
00214     { 0,22, 7, 3,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
00215      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00216     2, //golomb_order
00217     10, //inc_limit
00218     3, //max_run
00219   },{
00220     { //level / run
00221       {   EOB   },{  1, 1, 0},{ -1, 1, 0},{  2, 1, 0},{ -2, 1, 0},{  3, 1, 0},
00222       { -3, 1, 0},{  4, 1, 0},{ -4, 1, 0},{  5, 1, 0},{ -5, 1, 0},{  6, 1, 0},
00223       { -6, 1, 0},{  7, 1, 0},{ -7, 1, 0},{  8, 1, 0},{ -8, 1, 0},{  9, 1, 0},
00224       { -9, 1, 0},{ 10, 1, 0},{-10, 1, 0},{ 11, 1, 0},{-11, 1, 0},{ 12, 1, 0},
00225       {-12, 1, 0},{ 13, 1, 0},{-13, 1, 0},{ 14, 1, 0},{-14, 1, 0},{ 15, 1, 0},
00226       {-15, 1, 0},{ 16, 1, 0},{-16, 1, 0},{  1, 2, 0},{ -1, 2, 0},{ 17, 1, 0},
00227       {-17, 1, 0},{ 18, 1, 0},{-18, 1, 0},{ 19, 1, 0},{-19, 1, 0},{ 20, 1, 0},
00228       {-20, 1, 0},{ 21, 1, 0},{-21, 1, 0},{  2, 2, 0},{ -2, 2, 0},{ 22, 1, 0},
00229       {-22, 1, 0},{ 23, 1, 0},{-23, 1, 0},{ 24, 1, 0},{-24, 1, 0},{ 25, 1, 0},
00230       {-25, 1, 0},{  3, 2, 0},{ -3, 2, 0},{ 26, 1, 0},{-26, 1, 0}
00231     },
00232     //level_add
00233     { 0,27, 4,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
00234      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00235     2, //golomb_order
00236     INT_MAX, //inc_limit
00237     2, //max_run
00238   }
00239 };
00240 
00241 const struct dec_2dvlc ff_cavs_inter_dec[7] = {
00242   {
00243     { //level / run
00244       {  1, 1, 1},{ -1, 1, 1},{  1, 2, 1},{ -1, 2, 1},{  1, 3, 1},{ -1, 3, 1},
00245       {  1, 4, 1},{ -1, 4, 1},{  1, 5, 1},{ -1, 5, 1},{  1, 6, 1},{ -1, 6, 1},
00246       {  1, 7, 1},{ -1, 7, 1},{  1, 8, 1},{ -1, 8, 1},{  1, 9, 1},{ -1, 9, 1},
00247       {  1,10, 1},{ -1,10, 1},{  1,11, 1},{ -1,11, 1},{  1,12, 1},{ -1,12, 1},
00248       {  1,13, 1},{ -1,13, 1},{  2, 1, 2},{ -2, 1, 2},{  1,14, 1},{ -1,14, 1},
00249       {  1,15, 1},{ -1,15, 1},{  1,16, 1},{ -1,16, 1},{  1,17, 1},{ -1,17, 1},
00250       {  1,18, 1},{ -1,18, 1},{  1,19, 1},{ -1,19, 1},{  3, 1, 3},{ -3, 1, 3},
00251       {  1,20, 1},{ -1,20, 1},{  1,21, 1},{ -1,21, 1},{  2, 2, 2},{ -2, 2, 2},
00252       {  1,22, 1},{ -1,22, 1},{  1,23, 1},{ -1,23, 1},{  1,24, 1},{ -1,24, 1},
00253       {  1,25, 1},{ -1,25, 1},{  1,26, 1},{ -1,26, 1},{   EOB   }
00254     },
00255     //level_add
00256     { 0, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
00257       2, 2, 2, 2, 2, 2, 2, 2, 2, 2},
00258     3, //golomb_order
00259     0, //inc_limit
00260     26 //max_run
00261   },{
00262     { //level / run
00263       {  1, 1, 0},{ -1, 1, 0},{   EOB   },{  1, 2, 0},{ -1, 2, 0},{  1, 3, 0},
00264       { -1, 3, 0},{  1, 4, 0},{ -1, 4, 0},{  1, 5, 0},{ -1, 5, 0},{  1, 6, 0},
00265       { -1, 6, 0},{  2, 1, 1},{ -2, 1, 1},{  1, 7, 0},{ -1, 7, 0},{  1, 8, 0},
00266       { -1, 8, 0},{  1, 9, 0},{ -1, 9, 0},{  1,10, 0},{ -1,10, 0},{  2, 2, 1},
00267       { -2, 2, 1},{  1,11, 0},{ -1,11, 0},{  1,12, 0},{ -1,12, 0},{  3, 1, 2},
00268       { -3, 1, 2},{  1,13, 0},{ -1,13, 0},{  1,14, 0},{ -1,14, 0},{  2, 3, 1},
00269       { -2, 3, 1},{  1,15, 0},{ -1,15, 0},{  2, 4, 1},{ -2, 4, 1},{  1,16, 0},
00270       { -1,16, 0},{  2, 5, 1},{ -2, 5, 1},{  1,17, 0},{ -1,17, 0},{  4, 1, 3},
00271       { -4, 1, 3},{  2, 6, 1},{ -2, 6, 1},{  1,18, 0},{ -1,18, 0},{  1,19, 0},
00272       { -1,19, 0},{  2, 7, 1},{ -2, 7, 1},{  3, 2, 2},{ -3, 2, 2}
00273     },
00274     //level_add
00275     { 0, 5, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2,
00276       2, 2, 2,-1,-1,-1,-1,-1,-1,-1},
00277     2, //golomb_order
00278     1, //inc_limit
00279     19 //max_run
00280   },{
00281     { //level / run
00282       {  1, 1, 0},{ -1, 1, 0},{   EOB   },{  1, 2, 0},{ -1, 2, 0},{  2, 1, 0},
00283       { -2, 1, 0},{  1, 3, 0},{ -1, 3, 0},{  1, 4, 0},{ -1, 4, 0},{  3, 1, 1},
00284       { -3, 1, 1},{  2, 2, 0},{ -2, 2, 0},{  1, 5, 0},{ -1, 5, 0},{  1, 6, 0},
00285       { -1, 6, 0},{  1, 7, 0},{ -1, 7, 0},{  2, 3, 0},{ -2, 3, 0},{  4, 1, 2},
00286       { -4, 1, 2},{  1, 8, 0},{ -1, 8, 0},{  3, 2, 1},{ -3, 2, 1},{  2, 4, 0},
00287       { -2, 4, 0},{  1, 9, 0},{ -1, 9, 0},{  1,10, 0},{ -1,10, 0},{  5, 1, 2},
00288       { -5, 1, 2},{  2, 5, 0},{ -2, 5, 0},{  1,11, 0},{ -1,11, 0},{  2, 6, 0},
00289       { -2, 6, 0},{  1,12, 0},{ -1,12, 0},{  3, 3, 1},{ -3, 3, 1},{  6, 1, 2},
00290       { -6, 1, 2},{  4, 2, 2},{ -4, 2, 2},{  1,13, 0},{ -1,13, 0},{  2, 7, 0},
00291       { -2, 7, 0},{  3, 4, 1},{ -3, 4, 1},{  1,14, 0},{ -1,14, 0}
00292     },
00293     //level_add
00294     { 0, 7, 5, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2,-1,-1,
00295       -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00296     2, //golomb_order
00297     2, //inc_limit
00298     14 //max_run
00299   },{
00300     { //level / run
00301       {  1, 1, 0},{ -1, 1, 0},{   EOB   },{  2, 1, 0},{ -2, 1, 0},{  1, 2, 0},
00302       { -1, 2, 0},{  3, 1, 0},{ -3, 1, 0},{  1, 3, 0},{ -1, 3, 0},{  2, 2, 0},
00303       { -2, 2, 0},{  4, 1, 1},{ -4, 1, 1},{  1, 4, 0},{ -1, 4, 0},{  5, 1, 1},
00304       { -5, 1, 1},{  1, 5, 0},{ -1, 5, 0},{  3, 2, 0},{ -3, 2, 0},{  2, 3, 0},
00305       { -2, 3, 0},{  1, 6, 0},{ -1, 6, 0},{  6, 1, 1},{ -6, 1, 1},{  2, 4, 0},
00306       { -2, 4, 0},{  1, 7, 0},{ -1, 7, 0},{  4, 2, 1},{ -4, 2, 1},{  7, 1, 2},
00307       { -7, 1, 2},{  3, 3, 0},{ -3, 3, 0},{  1, 8, 0},{ -1, 8, 0},{  2, 5, 0},
00308       { -2, 5, 0},{  8, 1, 2},{ -8, 1, 2},{  1, 9, 0},{ -1, 9, 0},{  3, 4, 0},
00309       { -3, 4, 0},{  2, 6, 0},{ -2, 6, 0},{  5, 2, 1},{ -5, 2, 1},{  1,10, 0},
00310       { -1,10, 0},{  9, 1, 2},{ -9, 1, 2},{  4, 3, 1},{ -4, 3, 1}
00311     },
00312     //level_add
00313     { 0,10, 6, 5, 4, 3, 3, 2, 2, 2, 2,-1,-1,-1,-1,-1,-1,
00314      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00315     2, //golomb_order
00316     3, //inc_limit
00317     10 //max_run
00318   },{
00319     { //level / run
00320       {  1, 1, 0},{ -1, 1, 0},{   EOB   },{  2, 1, 0},{ -2, 1, 0},{  3, 1, 0},
00321       { -3, 1, 0},{  1, 2, 0},{ -1, 2, 0},{  4, 1, 0},{ -4, 1, 0},{  5, 1, 0},
00322       { -5, 1, 0},{  2, 2, 0},{ -2, 2, 0},{  1, 3, 0},{ -1, 3, 0},{  6, 1, 0},
00323       { -6, 1, 0},{  3, 2, 0},{ -3, 2, 0},{  7, 1, 1},{ -7, 1, 1},{  1, 4, 0},
00324       { -1, 4, 0},{  8, 1, 1},{ -8, 1, 1},{  2, 3, 0},{ -2, 3, 0},{  4, 2, 0},
00325       { -4, 2, 0},{  1, 5, 0},{ -1, 5, 0},{  9, 1, 1},{ -9, 1, 1},{  5, 2, 0},
00326       { -5, 2, 0},{  2, 4, 0},{ -2, 4, 0},{  1, 6, 0},{ -1, 6, 0},{ 10, 1, 2},
00327       {-10, 1, 2},{  3, 3, 0},{ -3, 3, 0},{ 11, 1, 2},{-11, 1, 2},{  1, 7, 0},
00328       { -1, 7, 0},{  6, 2, 0},{ -6, 2, 0},{  3, 4, 0},{ -3, 4, 0},{  2, 5, 0},
00329       { -2, 5, 0},{ 12, 1, 2},{-12, 1, 2},{  4, 3, 0},{ -4, 3, 0}
00330     },
00331     //level_add
00332     { 0,13, 7, 5, 4, 3, 2, 2,-1,-1,-1,-1,-1,-1,-1,-1,-1,
00333      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00334     2, //golomb_order
00335     6, //inc_limit
00336     7  //max_run
00337   },{
00338     { //level / run
00339       {   EOB   },{  1, 1, 0},{ -1, 1, 0},{  2, 1, 0},{ -2, 1, 0},{  3, 1, 0},
00340       { -3, 1, 0},{  4, 1, 0},{ -4, 1, 0},{  5, 1, 0},{ -5, 1, 0},{  1, 2, 0},
00341       { -1, 2, 0},{  6, 1, 0},{ -6, 1, 0},{  7, 1, 0},{ -7, 1, 0},{  8, 1, 0},
00342       { -8, 1, 0},{  2, 2, 0},{ -2, 2, 0},{  9, 1, 0},{ -9, 1, 0},{  1, 3, 0},
00343       { -1, 3, 0},{ 10, 1, 1},{-10, 1, 1},{  3, 2, 0},{ -3, 2, 0},{ 11, 1, 1},
00344       {-11, 1, 1},{  4, 2, 0},{ -4, 2, 0},{ 12, 1, 1},{-12, 1, 1},{  1, 4, 0},
00345       { -1, 4, 0},{  2, 3, 0},{ -2, 3, 0},{ 13, 1, 1},{-13, 1, 1},{  5, 2, 0},
00346       { -5, 2, 0},{ 14, 1, 1},{-14, 1, 1},{  6, 2, 0},{ -6, 2, 0},{  1, 5, 0},
00347       { -1, 5, 0},{ 15, 1, 1},{-15, 1, 1},{  3, 3, 0},{ -3, 3, 0},{ 16, 1, 1},
00348       {-16, 1, 1},{  2, 4, 0},{ -2, 4, 0},{  7, 2, 0},{ -7, 2, 0}
00349     },
00350     //level_add
00351     { 0,17, 8, 4, 3, 2,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
00352      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00353     2, //golomb_order
00354     9, //inc_limit
00355     5  //max_run
00356   },{
00357     { //level / run
00358       {   EOB   },{  1, 1, 0},{ -1, 1, 0},{  2, 1, 0},{ -2, 1, 0},{  3, 1, 0},
00359       { -3, 1, 0},{  4, 1, 0},{ -4, 1, 0},{  5, 1, 0},{ -5, 1, 0},{  6, 1, 0},
00360       { -6, 1, 0},{  7, 1, 0},{ -7, 1, 0},{  1, 2, 0},{ -1, 2, 0},{  8, 1, 0},
00361       { -8, 1, 0},{  9, 1, 0},{ -9, 1, 0},{ 10, 1, 0},{-10, 1, 0},{ 11, 1, 0},
00362       {-11, 1, 0},{ 12, 1, 0},{-12, 1, 0},{  2, 2, 0},{ -2, 2, 0},{ 13, 1, 0},
00363       {-13, 1, 0},{  1, 3, 0},{ -1, 3, 0},{ 14, 1, 0},{-14, 1, 0},{ 15, 1, 0},
00364       {-15, 1, 0},{  3, 2, 0},{ -3, 2, 0},{ 16, 1, 0},{-16, 1, 0},{ 17, 1, 0},
00365       {-17, 1, 0},{ 18, 1, 0},{-18, 1, 0},{  4, 2, 0},{ -4, 2, 0},{ 19, 1, 0},
00366       {-19, 1, 0},{ 20, 1, 0},{-20, 1, 0},{  2, 3, 0},{ -2, 3, 0},{  1, 4, 0},
00367       { -1, 4, 0},{  5, 2, 0},{ -5, 2, 0},{ 21, 1, 0},{-21, 1, 0}
00368     },
00369     //level_add
00370     { 0,22, 6, 3, 2,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
00371      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00372     2, //golomb_order
00373     INT_MAX, //inc_limit
00374     4 //max_run
00375   }
00376 };
00377 
00378 const struct dec_2dvlc ff_cavs_chroma_dec[5] = {
00379   {
00380     { //level / run
00381       {  1, 1, 1},{ -1, 1, 1},{  1, 2, 1},{ -1, 2, 1},{  1, 3, 1},{ -1, 3, 1},
00382       {  1, 4, 1},{ -1, 4, 1},{  1, 5, 1},{ -1, 5, 1},{  1, 6, 1},{ -1, 6, 1},
00383       {  1, 7, 1},{ -1, 7, 1},{  2, 1, 2},{ -2, 1, 2},{  1, 8, 1},{ -1, 8, 1},
00384       {  1, 9, 1},{ -1, 9, 1},{  1,10, 1},{ -1,10, 1},{  1,11, 1},{ -1,11, 1},
00385       {  1,12, 1},{ -1,12, 1},{  1,13, 1},{ -1,13, 1},{  1,14, 1},{ -1,14, 1},
00386       {  1,15, 1},{ -1,15, 1},{  3, 1, 3},{ -3, 1, 3},{  1,16, 1},{ -1,16, 1},
00387       {  1,17, 1},{ -1,17, 1},{  1,18, 1},{ -1,18, 1},{  1,19, 1},{ -1,19, 1},
00388       {  1,20, 1},{ -1,20, 1},{  1,21, 1},{ -1,21, 1},{  1,22, 1},{ -1,22, 1},
00389       {  2, 2, 2},{ -2, 2, 2},{  1,23, 1},{ -1,23, 1},{  1,24, 1},{ -1,24, 1},
00390       {  1,25, 1},{ -1,25, 1},{  4, 1, 3},{ -4, 1, 3},{   EOB   }
00391     },
00392     //level_add
00393     { 0, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
00394       2, 2, 2, 2, 2, 2, 2, 2, 2,-1},
00395     2, //golomb_order
00396     0, //inc_limit
00397     25 //max_run
00398   },{
00399     { //level / run
00400       {   EOB   },{  1, 1, 0},{ -1, 1, 0},{  1, 2, 0},{ -1, 2, 0},{  2, 1, 1},
00401       { -2, 1, 1},{  1, 3, 0},{ -1, 3, 0},{  1, 4, 0},{ -1, 4, 0},{  1, 5, 0},
00402       { -1, 5, 0},{  1, 6, 0},{ -1, 6, 0},{  3, 1, 2},{ -3, 1, 2},{  1, 7, 0},
00403       { -1, 7, 0},{  1, 8, 0},{ -1, 8, 0},{  2, 2, 1},{ -2, 2, 1},{  1, 9, 0},
00404       { -1, 9, 0},{  1,10, 0},{ -1,10, 0},{  1,11, 0},{ -1,11, 0},{  4, 1, 2},
00405       { -4, 1, 2},{  1,12, 0},{ -1,12, 0},{  1,13, 0},{ -1,13, 0},{  1,14, 0},
00406       { -1,14, 0},{  2, 3, 1},{ -2, 3, 1},{  1,15, 0},{ -1,15, 0},{  2, 4, 1},
00407       { -2, 4, 1},{  5, 1, 3},{ -5, 1, 3},{  3, 2, 2},{ -3, 2, 2},{  1,16, 0},
00408       { -1,16, 0},{  1,17, 0},{ -1,17, 0},{  1,18, 0},{ -1,18, 0},{  2, 5, 1},
00409       { -2, 5, 1},{  1,19, 0},{ -1,19, 0},{  1,20, 0},{ -1,20, 0}
00410     },
00411     //level_add
00412     { 0, 6, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
00413       2, 2, 2, 2,-1,-1,-1,-1,-1,-1},
00414     0, //golomb_order
00415     1, //inc_limit
00416     20 //max_run
00417   },{
00418     { //level / run
00419       {  1, 1, 0},{ -1, 1, 0},{   EOB   },{  2, 1, 0},{ -2, 1, 0},{  1, 2, 0},
00420       { -1, 2, 0},{  3, 1, 1},{ -3, 1, 1},{  1, 3, 0},{ -1, 3, 0},{  4, 1, 1},
00421       { -4, 1, 1},{  2, 2, 0},{ -2, 2, 0},{  1, 4, 0},{ -1, 4, 0},{  5, 1, 2},
00422       { -5, 1, 2},{  1, 5, 0},{ -1, 5, 0},{  3, 2, 1},{ -3, 2, 1},{  2, 3, 0},
00423       { -2, 3, 0},{  1, 6, 0},{ -1, 6, 0},{  6, 1, 2},{ -6, 1, 2},{  1, 7, 0},
00424       { -1, 7, 0},{  2, 4, 0},{ -2, 4, 0},{  7, 1, 2},{ -7, 1, 2},{  1, 8, 0},
00425       { -1, 8, 0},{  4, 2, 1},{ -4, 2, 1},{  1, 9, 0},{ -1, 9, 0},{  3, 3, 1},
00426       { -3, 3, 1},{  2, 5, 0},{ -2, 5, 0},{  2, 6, 0},{ -2, 6, 0},{  8, 1, 2},
00427       { -8, 1, 2},{  1,10, 0},{ -1,10, 0},{  1,11, 0},{ -1,11, 0},{  9, 1, 2},
00428       { -9, 1, 2},{  5, 2, 2},{ -5, 2, 2},{  3, 4, 1},{ -3, 4, 1},
00429     },
00430     //level_add
00431     { 0,10, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2,-1,-1,-1,-1,-1,
00432      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00433     1, //golomb_order
00434     2, //inc_limit
00435     11 //max_run
00436   },{
00437     { //level / run
00438       {   EOB   },{  1, 1, 0},{ -1, 1, 0},{  2, 1, 0},{ -2, 1, 0},{  3, 1, 0},
00439       { -3, 1, 0},{  4, 1, 0},{ -4, 1, 0},{  1, 2, 0},{ -1, 2, 0},{  5, 1, 1},
00440       { -5, 1, 1},{  2, 2, 0},{ -2, 2, 0},{  6, 1, 1},{ -6, 1, 1},{  1, 3, 0},
00441       { -1, 3, 0},{  7, 1, 1},{ -7, 1, 1},{  3, 2, 0},{ -3, 2, 0},{  8, 1, 1},
00442       { -8, 1, 1},{  1, 4, 0},{ -1, 4, 0},{  2, 3, 0},{ -2, 3, 0},{  9, 1, 1},
00443       { -9, 1, 1},{  4, 2, 0},{ -4, 2, 0},{  1, 5, 0},{ -1, 5, 0},{ 10, 1, 1},
00444       {-10, 1, 1},{  3, 3, 0},{ -3, 3, 0},{  5, 2, 1},{ -5, 2, 1},{  2, 4, 0},
00445       { -2, 4, 0},{ 11, 1, 1},{-11, 1, 1},{  1, 6, 0},{ -1, 6, 0},{ 12, 1, 1},
00446       {-12, 1, 1},{  1, 7, 0},{ -1, 7, 0},{  6, 2, 1},{ -6, 2, 1},{ 13, 1, 1},
00447       {-13, 1, 1},{  2, 5, 0},{ -2, 5, 0},{  1, 8, 0},{ -1, 8, 0},
00448     },
00449     //level_add
00450     { 0,14, 7, 4, 3, 3, 2, 2, 2,-1,-1,-1,-1,-1,-1,-1,-1,
00451      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00452     1, //golomb_order
00453     4, //inc_limit
00454     8  //max_run
00455   },{
00456     { //level / run
00457       {   EOB   },{  1, 1, 0},{ -1, 1, 0},{  2, 1, 0},{ -2, 1, 0},{  3, 1, 0},
00458       { -3, 1, 0},{  4, 1, 0},{ -4, 1, 0},{  5, 1, 0},{ -5, 1, 0},{  6, 1, 0},
00459       { -6, 1, 0},{  7, 1, 0},{ -7, 1, 0},{  8, 1, 0},{ -8, 1, 0},{  1, 2, 0},
00460       { -1, 2, 0},{  9, 1, 0},{ -9, 1, 0},{ 10, 1, 0},{-10, 1, 0},{ 11, 1, 0},
00461       {-11, 1, 0},{  2, 2, 0},{ -2, 2, 0},{ 12, 1, 0},{-12, 1, 0},{ 13, 1, 0},
00462       {-13, 1, 0},{  3, 2, 0},{ -3, 2, 0},{ 14, 1, 0},{-14, 1, 0},{  1, 3, 0},
00463       { -1, 3, 0},{ 15, 1, 0},{-15, 1, 0},{  4, 2, 0},{ -4, 2, 0},{ 16, 1, 0},
00464       {-16, 1, 0},{ 17, 1, 0},{-17, 1, 0},{  5, 2, 0},{ -5, 2, 0},{  1, 4, 0},
00465       { -1, 4, 0},{  2, 3, 0},{ -2, 3, 0},{ 18, 1, 0},{-18, 1, 0},{  6, 2, 0},
00466       { -6, 2, 0},{ 19, 1, 0},{-19, 1, 0},{  1, 5, 0},{ -1, 5, 0},
00467     },
00468     //level_add
00469     { 0,20, 7, 3, 2, 2,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
00470      -1,-1,-1,-1,-1,-1,-1,-1,-1,-1},
00471     0, //golomb_order
00472     INT_MAX, //inc_limit
00473     5, //max_run
00474   }
00475 };
00476 
00477 #undef EOB
00478 
00479 static const uint8_t alpha_tab[64] = {
00480    0,  0,  0,  0,  0,  0,  1,  1,  1,  1,  1,  2,  2,  2,  3,  3,
00481    4,  4,  5,  5,  6,  7,  8,  9, 10, 11, 12, 13, 15, 16, 18, 20,
00482   22, 24, 26, 28, 30, 33, 33, 35, 35, 36, 37, 37, 39, 39, 42, 44,
00483   46, 48, 50, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64
00484 };
00485 
00486 static const uint8_t beta_tab[64] = {
00487    0,  0,  0,  0,  0,  0,  1,  1,  1,  1,  1,  1,  1,  2,  2,  2,
00488    2,  2,  3,  3,  3,  3,  4,  4,  4,  4,  5,  5,  5,  5,  6,  6,
00489    6,  7,  7,  7,  8,  8,  8,  9,  9, 10, 10, 11, 11, 12, 13, 14,
00490   15, 16, 17, 18, 19, 20, 21, 22, 23, 23, 24, 24, 25, 25, 26, 27
00491 };
00492 
00493 static const uint8_t tc_tab[64] = {
00494   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
00495   1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2,
00496   2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4,
00497   5, 5, 5, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9
00498 };
00499 
00500 const int_fast8_t ff_left_modifier_l[8] = { 0,-1, 6,-1,-1, 7, 6, 7};
00501 const int_fast8_t ff_top_modifier_l[8]  = {-1, 1, 5,-1,-1, 5, 7, 7};
00502 const int_fast8_t ff_left_modifier_c[7] = { 5,-1, 2,-1, 6, 5, 6};
00503 const int_fast8_t ff_top_modifier_c[7]  = { 4, 1,-1,-1, 4, 6, 6};
00504 
00505 #endif /* AVCODEC_CAVSDATA_H */