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#ifndef MPLAYER_SD_H
#define MPLAYER_SD_H
#include "dec_sub.h"
#include "demux/packet.h"
// up to 210 ms overlaps or gaps are removed
#define SUB_GAP_THRESHOLD 0.210
// don't change timings if durations are smaller
#define SUB_GAP_KEEP 0.4
struct sd {
struct mpv_global *global;
struct mp_log *log;
struct mp_subtitle_opts *opts;
const struct sd_functions *driver;
void *priv;
struct attachment_list *attachments;
struct mp_codec_params *codec;
// Set to false as soon as the decoder discards old subtitle events.
// (only needed if sd_functions.accept_packets_in_advance == false)
bool preload_ok;
};
struct sd_functions {
const char *name;
bool accept_packets_in_advance;
int (*init)(struct sd *sd);
void (*decode)(struct sd *sd, struct demux_packet *packet);
void (*reset)(struct sd *sd);
void (*select)(struct sd *sd, bool selected);
void (*uninit)(struct sd *sd);
bool (*accepts_packet)(struct sd *sd, double pts); // implicit default if NULL: true
int (*control)(struct sd *sd, enum sd_ctrl cmd, void *arg);
void (*get_bitmaps)(struct sd *sd, struct mp_osd_res dim, int format,
double pts, struct sub_bitmaps *res);
char *(*get_text)(struct sd *sd, double pts);
};
struct lavc_conv;
struct lavc_conv *lavc_conv_create(struct mp_log *log, const char *codec_name,
char *extradata, int extradata_len);
char *lavc_conv_get_extradata(struct lavc_conv *priv);
char **lavc_conv_decode(struct lavc_conv *priv, struct demux_packet *packet);
void lavc_conv_reset(struct lavc_conv *priv);
void lavc_conv_uninit(struct lavc_conv *priv);
char *filter_SDH(struct sd *sd, char *format, int n_ignored, char *data, int length);
#endif
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