mirror of https://github.com/mpv-player/mpv
73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
#ifndef MP_TIMELINE_H_
|
|
#define MP_TIMELINE_H_
|
|
|
|
#include "common/common.h"
|
|
#include "misc/bstr.h"
|
|
|
|
// Single segment in a timeline.
|
|
struct timeline_part {
|
|
// (end time must match with start time of the next part)
|
|
double start, end;
|
|
double source_start;
|
|
char *url;
|
|
struct demuxer *source;
|
|
};
|
|
|
|
// Timeline formed by a single demuxer. Multiple pars are used to get tracks
|
|
// that require a separate opened demuxer, such as separate audio tracks. (For
|
|
// example, for ordered chapters there is only a single par, because all streams
|
|
// demux from the same file at a given time, while for DASH-style video+audio,
|
|
// each track would have its own timeline.)
|
|
// Note that demuxer instances must not be shared across timeline_pars. This
|
|
// would conflict in demux_timeline.c.
|
|
// "par" is short for parallel stream.
|
|
struct timeline_par {
|
|
bstr init_fragment;
|
|
bool dash, no_clip, delay_open;
|
|
|
|
// Of any of these, _some_ fields are used. If delay_open==true, this
|
|
// describes each sub-track, and the codec info is used.
|
|
// In both cases, the metadata is mapped to actual tracks in specific ways.
|
|
struct sh_stream **sh_meta;
|
|
int num_sh_meta;
|
|
|
|
// Segments to play, ordered by time.
|
|
struct timeline_part *parts;
|
|
int num_parts;
|
|
|
|
// Which source defines the overall track list (over the full timeline).
|
|
struct demuxer *track_layout;
|
|
};
|
|
|
|
struct timeline {
|
|
struct mpv_global *global;
|
|
struct mp_log *log;
|
|
struct mp_cancel *cancel;
|
|
|
|
bool is_network, is_streaming;
|
|
int stream_origin;
|
|
const char *format;
|
|
|
|
// main source, and all other sources (this usually only has special meaning
|
|
// for memory management; mostly compensates for the lack of refcounting)
|
|
struct demuxer *demuxer;
|
|
struct demuxer **sources;
|
|
int num_sources;
|
|
|
|
// Description of timeline ranges, possibly multiple parallel ones.
|
|
struct timeline_par **pars;
|
|
int num_pars;
|
|
|
|
struct demux_chapter *chapters;
|
|
int num_chapters;
|
|
|
|
// global tags, attachments, editions
|
|
struct demuxer *meta;
|
|
};
|
|
|
|
struct timeline *timeline_load(struct mpv_global *global, struct mp_log *log,
|
|
struct demuxer *demuxer);
|
|
void timeline_destroy(struct timeline *tl);
|
|
|
|
#endif
|