#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 // 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 int reserved1[13];//future extenstions (e.g. gmc,qpel) 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 } xvmc_render_state_t;