37b342294534cd3e30999922681db1f8774d9554
[libav.git] / libavcodec / xvmc_render.h
1 #include <X11/Xlib.h>
2 #include <X11/Xutil.h>
3 #include <X11/Xatom.h>
4 #include <X11/extensions/Xv.h>
5 #include <X11/extensions/Xvlib.h>
6 #include <X11/extensions/XvMClib.h>
7
8
9 //the surface should be shown, video driver manipulate this
10 #define MP_XVMC_STATE_DISPLAY_PENDING 1
11 //the surface is needed for prediction, codec manipulate this
12 #define MP_XVMC_STATE_PREDICTION 2
13 //this surface is needed for subpicture rendering
14 #define MP_XVMC_STATE_OSD_SOURCE 4
15 // 1337 IDCT MCo
16 #define MP_XVMC_RENDER_MAGIC 0x1DC711C0
17
18 typedef struct{
19 //these are not changed by decoder!
20 int magic;
21
22 short * data_blocks;
23 XvMCMacroBlock * mv_blocks;
24 int total_number_of_mv_blocks;
25 int total_number_of_data_blocks;
26 int mc_type;//XVMC_MPEG1/2/4,XVMC_H263 without XVMC_IDCT
27 int idct;//does we use IDCT acceleration?
28 int chroma_format;//420,422,444
29 int unsigned_intra;//+-128 for intra pictures after clip
30 XvMCSurface* p_surface;//pointer to rendered surface, never changed
31
32 //these are changed by decoder
33 //used by XvMCRenderSurface function
34 XvMCSurface* p_past_surface;//pointer to the past surface
35 XvMCSurface* p_future_surface;//pointer to the future prediction surface
36
37 unsigned int picture_structure;//top/bottom fields or frame !
38 unsigned int flags;//XVMC_SECOND_FIELD - 1'st or 2'd field in the sequence
39 unsigned int display_flags; //1,2 or 1+2 fields for XvMCPutSurface,
40
41 //these are internal communication one
42 int state;//0-free,1 Waiting to Display,2 Waiting for prediction
43 int start_mv_blocks_num;//offset in the array for the current slice,updated by vo
44 int filled_mv_blocks_num;//processed mv block in this slice,change by decoder
45
46 int next_free_data_block_num;//used in add_mv_block, pointer to next free block
47 //extensions
48 void * p_osd_target_surface_render;//pointer to the surface where subpicture is rendered
49
50 } xvmc_render_state_t;