libmpcodecs/vd.h

   1
   2 #include "mp_image.h"
   3 #include "mpc_info.h"
   4 typedef mp_codec_info_t vd_info_t;
   5
   6 /* interface of video decoder drivers */
   7 typedef struct vd_functions_s
   8 {
   9         vd_info_t *info;
  10         int (*init)(sh_video_t *sh);
  11         void (*uninit)(sh_video_t *sh);
  12         int (*control)(sh_video_t *sh,int cmd,void* arg, ...);
  13         mp_image_t* (*decode)(sh_video_t *sh,void* data,int len,int flags);
  14 } vd_functions_t;
  15
  16 // NULL terminated array of all drivers
  17 extern vd_functions_t* mpcodecs_vd_drivers[];
  18
  19 extern int vd_use_slices;
  20
  21 #define VDCTRL_QUERY_FORMAT 3 /* test for availabilty of a format */
  22 #define VDCTRL_QUERY_MAX_PP_LEVEL 4 /* test for postprocessing support (max level) */
  23 #define VDCTRL_SET_PP_LEVEL 5 /* set postprocessing level */
  24 #define VDCTRL_SET_EQUALIZER 6 /* set color options (brightness,contrast etc) */
  25 #define VDCTRL_GET_EQUALIZER 7 /* get color options (brightness,contrast etc) */
  26 #define VDCTRL_RESYNC_STREAM 8 /* seeking */
  27 #define VDCTRL_QUERY_UNSEEN_FRAMES 9 /* current decoder lag */
  28
  29 // callbacks:
  30 int mpcodecs_config_vo(sh_video_t *sh, int w, int h, unsigned int preferred_outfmt);
  31 mp_image_t* mpcodecs_get_image(sh_video_t *sh, int mp_imgtype, int mp_imgflag, int w, int h);
  32 void mpcodecs_draw_slice(sh_video_t *sh, unsigned char** src, int* stride, int w,int h, int x, int y);
  33
  34 #define VDFLAGS_DROPFRAME 3