mpv/sub/dec_sub.h

80 lines
2.0 KiB
C

#ifndef MPLAYER_DEC_SUB_H
#define MPLAYER_DEC_SUB_H
#include <stdbool.h>
#include <stdint.h>
#define MAX_OSD_PARTS 8
struct sh_sub;
struct osd_state;
struct ass_track;
enum sub_bitmap_format {
SUBBITMAP_EMPTY,
SUBBITMAP_LIBASS, // A8, with a per-surface blend color (libass.color)
SUBBITMAP_RGBA, // B8G8R8A8
SUBBITMAP_OLD, // I8A8 (monochrome), premultiplied alpha
SUBBITMAP_COUNT
};
typedef struct mp_eosd_res {
int w, h; // screen dimensions, including black borders
int mt, mb, ml, mr; // borders (top, bottom, left, right)
} mp_eosd_res_t;
struct sub_bitmap {
void *bitmap;
int stride;
int w, h;
int x, y;
// Note: not clipped, going outside the screen area is allowed
int dw, dh;
union {
struct {
uint32_t color;
} libass;
};
};
typedef struct sub_bitmaps {
int render_index; // for VO cache state (limited by MAX_OSD_PARTS)
enum sub_bitmap_format format;
bool scaled; // if false, dw==w && dh==h
struct sub_bitmap *parts;
int num_parts;
// Provided for VOs with old code
struct ass_image *imgs;
// Incremented on each change
int bitmap_id, bitmap_pos_id;
} mp_eosd_images_t;
static inline bool is_text_sub(int type)
{
return type == 't' || type == 'm' || type == 'a';
}
void sub_decode(struct sh_sub *sh, struct osd_state *osd, void *data,
int data_len, double pts, double duration);
void sub_get_bitmaps(struct osd_state *osd, struct sub_bitmaps *res);
void sub_init(struct sh_sub *sh, struct osd_state *osd);
void sub_reset(struct sh_sub *sh, struct osd_state *osd);
void sub_switchoff(struct sh_sub *sh, struct osd_state *osd);
void sub_uninit(struct sh_sub *sh);
struct sh_sub *sd_ass_create_from_track(struct ass_track *track,
bool vsfilter_aspect,
struct MPOpts *opts);
#ifdef CONFIG_ASS
struct ass_track *sub_get_ass_track(struct osd_state *osd);
#endif
#endif