summaryrefslogtreecommitdiff
path: root/XvMC.h
blob: 3e621f05a7c633a4464df1cea497979e80d4a464 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
/* $XFree86: xc/include/extensions/XvMC.h,v 1.7 2001/11/14 21:54:37 mvojkovi Exp $ */

#ifndef _XVMC_H_
#define _XVMC_H_

#include <X11/X.h>
#include <X11/extensions/Xv.h>

#define XvMCName "XVideo-MotionCompensation"
#define XvMCNumEvents 0
#define XvMCNumErrors 3
#define XvMCVersion 1
#define XvMCRevision 1

#define XvMCBadContext          0
#define XvMCBadSurface          1
#define XvMCBadSubpicture       2

/* Chroma formats */
#define XVMC_CHROMA_FORMAT_420          0x00000001
#define XVMC_CHROMA_FORMAT_422          0x00000002
#define XVMC_CHROMA_FORMAT_444          0x00000003

/* XvMCSurfaceInfo Flags */
#define XVMC_OVERLAID_SURFACE                   0x00000001
#define XVMC_BACKEND_SUBPICTURE                 0x00000002
#define XVMC_SUBPICTURE_INDEPENDENT_SCALING     0x00000004
#define XVMC_INTRA_UNSIGNED                     0x00000008

/* Motion Compensation types */
#define XVMC_MOCOMP                     0x00000000
#define XVMC_IDCT                       0x00010000

#define XVMC_MPEG_1                     0x00000001
#define XVMC_MPEG_2                     0x00000002
#define XVMC_H263                       0x00000003
#define XVMC_MPEG_4                     0x00000004

#define XVMC_MB_TYPE_MOTION_FORWARD     0x02
#define XVMC_MB_TYPE_MOTION_BACKWARD    0x04
#define XVMC_MB_TYPE_PATTERN            0x08
#define XVMC_MB_TYPE_INTRA              0x10

#define XVMC_PREDICTION_FIELD           0x01
#define XVMC_PREDICTION_FRAME           0x02
#define XVMC_PREDICTION_DUAL_PRIME      0x03
#define XVMC_PREDICTION_16x8            0x02 
#define XVMC_PREDICTION_4MV             0x04

#define XVMC_SELECT_FIRST_FORWARD       0x01
#define XVMC_SELECT_FIRST_BACKWARD      0x02
#define XVMC_SELECT_SECOND_FORWARD      0x04
#define XVMC_SELECT_SECOND_BACKWARD     0x08

#define XVMC_DCT_TYPE_FRAME             0x00
#define XVMC_DCT_TYPE_FIELD             0x01

#define XVMC_TOP_FIELD          0x00000001
#define XVMC_BOTTOM_FIELD       0x00000002
#define XVMC_FRAME_PICTURE      (XVMC_TOP_FIELD | XVMC_BOTTOM_FIELD)

#define XVMC_SECOND_FIELD       0x00000004

#define XVMC_DIRECT             0x00000001

#define XVMC_RENDERING          0x00000001
#define XVMC_DISPLAYING         0x00000002


typedef struct {
   int surface_type_id;
   int chroma_format;
   unsigned short max_width;       
   unsigned short max_height;   
   unsigned short subpicture_max_width;
   unsigned short subpicture_max_height;
   int mc_type;         
   int flags;
} XvMCSurfaceInfo;

typedef struct {
   XID context_id;
   int surface_type_id;
   unsigned short width;
   unsigned short height;
   XvPortID port;
   int flags;
   void * privData;  /* private to the library */
} XvMCContext;

typedef struct {
  XID surface_id;
  XID context_id;
  int surface_type_id;
  unsigned short width;
  unsigned short height;
  void *privData;  /* private to the library */
} XvMCSurface;

typedef struct {
  XID subpicture_id;
  XID context_id;
  int xvimage_id;
  unsigned short width;
  unsigned short height;
  int num_palette_entries;
  int entry_bytes;
  char component_order[4];
  void *privData;    /* private to the library */
} XvMCSubpicture;

typedef struct {
  unsigned int num_blocks;
  XID context_id;
  void *privData;
  short *blocks;
} XvMCBlockArray;

typedef struct {
   unsigned short x;
   unsigned short y;
   unsigned char macroblock_type;
   unsigned char motion_type;   
   unsigned char motion_vertical_field_select;
   unsigned char dct_type;
   short PMV[2][2][2];
   unsigned int index;
   unsigned short coded_block_pattern;
   unsigned short pad0;
} XvMCMacroBlock;


typedef struct {
  unsigned int num_blocks;
  XID context_id;
  void *privData;
  XvMCMacroBlock *macro_blocks;
} XvMCMacroBlockArray;

#endif