FFmpeg
cavsdata.c
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1 /*
2  * Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
3  * Copyright (c) 2006 Stefan Gehrer <stefan.gehrer@gmx.de>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #include "cavs.h"
23 
24 const uint8_t ff_cavs_partition_flags[30] = {
25  0, //I_8X8
26  0, //P_SKIP
27  0, //P_16X16
28  SPLITH, //P_16X8
29  SPLITV, //P_8X16
30  SPLITH|SPLITV, //P_8X8
31  SPLITH|SPLITV, //B_SKIP
32  SPLITH|SPLITV, //B_DIRECT
33  0, //B_FWD_16X16
34  0, //B_BWD_16X16
35  0, //B_SYM_16X16
36  FWD0|FWD1 |SPLITH,
37  FWD0|FWD1 |SPLITV,
38  BWD0|BWD1 |SPLITH,
39  BWD0|BWD1 |SPLITV,
40  FWD0|BWD1 |SPLITH,
41  FWD0|BWD1 |SPLITV,
42  BWD0|FWD1 |SPLITH,
43  BWD0|FWD1 |SPLITV,
45  FWD0|FWD1 |SYM1 |SPLITV,
47  BWD0|FWD1 |SYM1 |SPLITV,
54  SPLITH|SPLITV, //B_8X8 = 29
55 };
56 
57 const uint8_t ff_cavs_chroma_qp[64] = {
58  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
59  16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
60  32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 42, 43, 43, 44, 44,
61  45, 45, 46, 46, 47, 47, 48, 48, 48, 49, 49, 49, 50, 50, 50, 51
62 };
63 
64 /** mark block as "no prediction from this direction"
65  e.g. forward motion vector in BWD partition */
67 
68 /** mark block as using intra prediction */
SYM1
#define SYM1
Definition: cavs.h:56
FWD0
#define FWD0
Definition: cavs.h:51
ff_cavs_intra_mv
const cavs_vector ff_cavs_intra_mv
mark block as using intra prediction
Definition: cavsdata.c:69
REF_DIR
#define REF_DIR
Definition: cavs.h:47
SPLITV
#define SPLITV
Definition: cavs.h:58
BWD0
#define BWD0
Definition: cavs.h:53
ff_cavs_dir_mv
const cavs_vector ff_cavs_dir_mv
mark block as "no prediction from this direction" e.g.
Definition: cavsdata.c:66
BWD1
#define BWD1
Definition: cavs.h:54
REF_INTRA
#define REF_INTRA
Definition: cavs.h:46
ff_cavs_chroma_qp
const uint8_t ff_cavs_chroma_qp[64]
Definition: cavsdata.c:57
ff_cavs_partition_flags
const uint8_t ff_cavs_partition_flags[30]
Definition: cavsdata.c:24
cavs_vector
Definition: cavs.h:145
cavs.h
FWD1
#define FWD1
Definition: cavs.h:52
SYM0
#define SYM0
Definition: cavs.h:55
SPLITH
#define SPLITH
Definition: cavs.h:57