Statistics
| Branch: | Revision:

ffmpeg / libavcodec / xvmc_render.h @ 699b3f99

History | View | Annotate | Download (1.91 KB)

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