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1 /*
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2 * Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
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3 * Copyright (c) 2006 Stefan Gehrer <stefan.gehrer@gmx.de>
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4 *
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5 * This file is part of FFmpeg.
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6 *
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7 * FFmpeg is free software; you can redistribute it and/or
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8 * modify it under the terms of the GNU Lesser General Public
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9 * License as published by the Free Software Foundation; either
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10 * version 2.1 of the License, or (at your option) any later version.
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11 *
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12 * FFmpeg is distributed in the hope that it will be useful,
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13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Lesser General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Lesser General Public
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18 * License along with FFmpeg; if not, write to the Free Software
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19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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20 */
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21
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22 #include "cavs.h"
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23
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24 const uint8_t ff_cavs_partition_flags[30] = {
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25 0, //I_8X8
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26 0, //P_SKIP
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27 0, //P_16X16
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28 SPLITH, //P_16X8
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29 SPLITV, //P_8X16
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30 SPLITH|SPLITV, //P_8X8
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31 SPLITH|SPLITV, //B_SKIP
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32 SPLITH|SPLITV, //B_DIRECT
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33 0, //B_FWD_16X16
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34 0, //B_BWD_16X16
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35 0, //B_SYM_16X16
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36 FWD0|FWD1 |SPLITH,
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37 FWD0|FWD1 |SPLITV,
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38 BWD0|BWD1 |SPLITH,
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39 BWD0|BWD1 |SPLITV,
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40 FWD0|BWD1 |SPLITH,
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41 FWD0|BWD1 |SPLITV,
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42 BWD0|FWD1 |SPLITH,
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43 BWD0|FWD1 |SPLITV,
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44 FWD0|FWD1 |SYM1|SPLITH,
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45 FWD0|FWD1 |SYM1 |SPLITV,
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46 BWD0|FWD1 |SYM1|SPLITH,
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47 BWD0|FWD1 |SYM1 |SPLITV,
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48 FWD0|FWD1|SYM0 |SPLITH,
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49 FWD0|FWD1|SYM0 |SPLITV,
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50 FWD0|BWD1|SYM0 |SPLITH,
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51 FWD0|BWD1|SYM0 |SPLITV,
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52 FWD0|FWD1|SYM0|SYM1|SPLITH,
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53 FWD0|FWD1|SYM0|SYM1 |SPLITV,
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54 SPLITH|SPLITV, //B_8X8 = 29
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55 };
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56
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57 /** mark block as "no prediction from this direction"
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58 e.g. forward motion vector in BWD partition */
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59 const cavs_vector ff_cavs_dir_mv = {0,0,1,REF_DIR};
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60
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61 /** mark block as using intra prediction */
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62 const cavs_vector ff_cavs_intra_mv = {0,0,1,REF_INTRA};
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