add multiple inclusion guards to headers
[libav.git] / libavcodec / xvmc_render.h
1 #ifndef AVCODEC_XVMC_RENDER_H
2 #define AVCODEC_XVMC_RENDER_H
3
4 #include <X11/Xlib.h>
5 #include <X11/Xutil.h>
6 #include <X11/Xatom.h>
7 #include <X11/extensions/Xv.h>
8 #include <X11/extensions/Xvlib.h>
9 #include <X11/extensions/XvMClib.h>
10
11
12 //the surface should be shown, video driver manipulate this
13 #define MP_XVMC_STATE_DISPLAY_PENDING 1
14 //the surface is needed for prediction, codec manipulate this
15 #define MP_XVMC_STATE_PREDICTION 2
16 //this surface is needed for subpicture rendering
17 #define MP_XVMC_STATE_OSD_SOURCE 4
18 // 1337 IDCT MCo
19 #define MP_XVMC_RENDER_MAGIC 0x1DC711C0
20
21 typedef struct{
22 //these are not changed by decoder!
23 int magic;
24
25 short * data_blocks;
26 XvMCMacroBlock * mv_blocks;
27 int total_number_of_mv_blocks;
28 int total_number_of_data_blocks;
29 int mc_type;//XVMC_MPEG1/2/4,XVMC_H263 without XVMC_IDCT
30 int idct;//does we use IDCT acceleration?
31 int chroma_format;//420,422,444
32 int unsigned_intra;//+-128 for intra pictures after clip
33 XvMCSurface* p_surface;//pointer to rendered surface, never changed
34
35 //these are changed by decoder
36 //used by XvMCRenderSurface function
37 XvMCSurface* p_past_surface;//pointer to the past surface
38 XvMCSurface* p_future_surface;//pointer to the future prediction surface
39
40 unsigned int picture_structure;//top/bottom fields or frame !
41 unsigned int flags;//XVMC_SECOND_FIELD - 1'st or 2'd field in the sequence
42 unsigned int display_flags; //1,2 or 1+2 fields for XvMCPutSurface,
43
44 //these are internal communication one
45 int state;//0-free,1 Waiting to Display,2 Waiting for prediction
46 int start_mv_blocks_num;//offset in the array for the current slice,updated by vo
47 int filled_mv_blocks_num;//processed mv block in this slice,change by decoder
48
49 int next_free_data_block_num;//used in add_mv_block, pointer to next free block
50 //extensions
51 void * p_osd_target_surface_render;//pointer to the surface where subpicture is rendered
52
53 } xvmc_render_state_t;
54
55 #endif