diff options
Diffstat (limited to 'sub/sd_ass.c')
| -rw-r--r-- | sub/sd_ass.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/sub/sd_ass.c b/sub/sd_ass.c index 163ffb6648..18ef961e8c 100644 --- a/sub/sd_ass.c +++ b/sub/sd_ass.c @@ -593,6 +593,35 @@ static char *get_text(struct sd *sd, double pts) return ctx->last_text; } +static struct sd_times get_times(struct sd *sd, double pts) +{ + struct sd_ass_priv *ctx = sd->priv; + ASS_Track *track = ctx->ass_track; + struct sd_times res = { .start = MP_NOPTS_VALUE, .end = MP_NOPTS_VALUE }; + + if (pts == MP_NOPTS_VALUE || ctx->duration_unknown) + return res; + + long long ipts = find_timestamp(sd, pts); + + for (int i = 0; i < track->n_events; ++i) { + ASS_Event *event = track->events + i; + if (ipts >= event->Start && ipts < event->Start + event->Duration) { + double start = event->Start / 1000.0; + double end = event->Duration == UNKNOWN_DURATION ? + MP_NOPTS_VALUE : (event->Start + event->Duration) / 1000.0; + + if (res.start == MP_NOPTS_VALUE || res.start > start) + res.start = start; + + if (res.end == MP_NOPTS_VALUE || res.end < end) + res.end = end; + } + } + + return res; +} + static void fill_plaintext(struct sd *sd, double pts) { struct sd_ass_priv *ctx = sd->priv; @@ -687,6 +716,7 @@ const struct sd_functions sd_ass = { .decode = decode, .get_bitmaps = get_bitmaps, .get_text = get_text, + .get_times = get_times, .control = control, .reset = reset, .select = enable_output, |