sub/dec_sub.h

   1 #ifndef MPLAYER_DEC_SUB_H
   2 #define MPLAYER_DEC_SUB_H
   3
   4 struct sh_sub;
   5 struct osd_state;
   6 struct ass_track;
   7
   8 enum sub_bitmap_type {
   9     SUBBITMAP_EMPTY,
  10     SUBBITMAP_LIBASS,
  11     SUBBITMAP_RGBA,
  12 };
  13
  14 typedef struct mp_eosd_res {
  15     int w, h; // screen dimensions, including black borders
  16     int mt, mb, ml, mr; // borders (top, bottom, left, right)
  17 } mp_eosd_res_t;
  18
  19 struct osd_state {
  20     struct ass_library *ass_library;
  21     struct ass_renderer *ass_renderer;
  22     struct sh_sub *sh_sub;
  23     unsigned int bitmap_id;
  24     unsigned int bitmap_pos_id;
  25     double sub_pts;
  26     double sub_offset;
  27     struct mp_eosd_res dim;
  28     double normal_scale;
  29     double vsfilter_scale;
  30     bool unscaled;
  31     bool support_rgba;
  32
  33     struct ass_renderer *osd_render;
  34     struct ass_library *osd_ass_library;
  35     char *osd_text;
  36     int w, h;
  37
  38     struct MPOpts *opts;
  39 };
  40
  41 typedef struct sub_bitmaps {
  42     enum sub_bitmap_type type;
  43
  44     struct ass_image *imgs;
  45
  46     struct sub_bitmap {
  47         int w, h;
  48         int x, y;
  49         // Note: not clipped, going outside the screen area is allowed
  50         int dw, dh;
  51         void *bitmap;
  52     } *parts;
  53     int part_count;
  54
  55     bool scaled;
  56     unsigned int bitmap_id;
  57     unsigned int bitmap_pos_id;
  58 } mp_eosd_images_t;
  59
  60 static inline bool is_text_sub(int type)
  61 {
  62     return type == 't' || type == 'm' || type == 'a';
  63 }
  64
  65 void sub_decode(struct sh_sub *sh, struct osd_state *osd, void *data,
  66                 int data_len, double pts, double duration);
  67 void sub_get_bitmaps(struct osd_state *osd, struct sub_bitmaps *res);
  68 void sub_init(struct sh_sub *sh, struct osd_state *osd);
  69 void sub_reset(struct sh_sub *sh, struct osd_state *osd);
  70 void sub_switchoff(struct sh_sub *sh, struct osd_state *osd);
  71 void sub_uninit(struct sh_sub *sh);
  72
  73 struct sh_sub *sd_ass_create_from_track(struct ass_track *track,
  74                                         bool vsfilter_aspect,
  75                                         struct MPOpts *opts);
  76
  77 #endif