mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
55 lines
1.9 KiB
55 lines
1.9 KiB
#ifndef AVCODEC_XVMC_RENDER_H |
|
#define AVCODEC_XVMC_RENDER_H |
|
|
|
#include <X11/Xlib.h> |
|
#include <X11/Xutil.h> |
|
#include <X11/Xatom.h> |
|
#include <X11/extensions/Xv.h> |
|
#include <X11/extensions/Xvlib.h> |
|
#include <X11/extensions/XvMClib.h> |
|
|
|
|
|
//the surface should be shown, video driver manipulate this |
|
#define MP_XVMC_STATE_DISPLAY_PENDING 1 |
|
//the surface is needed for prediction, codec manipulate this |
|
#define MP_XVMC_STATE_PREDICTION 2 |
|
//this surface is needed for subpicture rendering |
|
#define MP_XVMC_STATE_OSD_SOURCE 4 |
|
// 1337 IDCT MCo |
|
#define MP_XVMC_RENDER_MAGIC 0x1DC711C0 |
|
|
|
typedef struct{ |
|
//these are not changed by decoder! |
|
int magic; |
|
|
|
short * data_blocks; |
|
XvMCMacroBlock * mv_blocks; |
|
int total_number_of_mv_blocks; |
|
int total_number_of_data_blocks; |
|
int mc_type;//XVMC_MPEG1/2/4,XVMC_H263 without XVMC_IDCT |
|
int idct;//does we use IDCT acceleration? |
|
int chroma_format;//420,422,444 |
|
int unsigned_intra;//+-128 for intra pictures after clip |
|
XvMCSurface* p_surface;//pointer to rendered surface, never changed |
|
|
|
//these are changed by decoder |
|
//used by XvMCRenderSurface function |
|
XvMCSurface* p_past_surface;//pointer to the past surface |
|
XvMCSurface* p_future_surface;//pointer to the future prediction surface |
|
|
|
unsigned int picture_structure;//top/bottom fields or frame ! |
|
unsigned int flags;//XVMC_SECOND_FIELD - 1'st or 2'd field in the sequence |
|
unsigned int display_flags; //1,2 or 1+2 fields for XvMCPutSurface, |
|
|
|
//these are internal communication one |
|
int state;//0-free,1 Waiting to Display,2 Waiting for prediction |
|
int start_mv_blocks_num;//offset in the array for the current slice,updated by vo |
|
int filled_mv_blocks_num;//processed mv block in this slice,change by decoder |
|
|
|
int next_free_data_block_num;//used in add_mv_block, pointer to next free block |
|
//extensions |
|
void * p_osd_target_surface_render;//pointer to the surface where subpicture is rendered |
|
|
|
} xvmc_render_state_t; |
|
|
|
#endif // AVCODEC_XVMC_RENDER_H
|
|
|