static void decode(struct sd *sd, struct demux_packet *packet)
{
struct sd_ass_priv *ctx = sd->priv;
ASS_Track *track = ctx->ass_track;
if (ctx->converter) {
if (!sd->opts->sub_clear_on_seek && packet->pos >= 0 &&
check_packet_seen(sd, packet->pos))
return;
if (packet->duration < 0) {
if (!ctx->duration_unknown) {
MP_WARN(sd, "Subtitle with unknown duration.\n");
ctx->duration_unknown = true;
}
packet->duration = UNKNOWN_DURATION;
}
char **r = lavc_conv_decode(ctx->converter, packet);
for (int n = 0; r && r[n]; n++)
ass_process_data(track, r[n], strlen(r[n]));
if (ctx->duration_unknown) {
for (int n = 0; n < track->n_events - 1; n++) {
if (track->events[n].Duration == UNKNOWN_DURATION * 1000) {
track->events[n].Duration = track->events[n + 1].Start -
track->events[n].Start;
}
}
}
} else {
// Note that for this packet format, libass has an internal mechanism
// for discarding duplicate (already seen) packets.
ass_process_chunk(track, packet->buffer, packet->len,
llrint(packet->pts * 1000),
llrint(packet->duration * 1000));
}
}
static void decode(struct sd *sd, struct demux_packet *packet)
{
struct sd_ass_priv *ctx = sd->priv;
ASS_Track *track = ctx->ass_track;
if (ctx->converter) {
if (!sd->opts->sub_clear_on_seek && check_packet_seen(sd, packet->pos))
return;
char **r = lavc_conv_decode(ctx->converter, packet);
for (int n = 0; r && r[n]; n++)
ass_process_data(track, r[n], strlen(r[n]));
} else {
// Note that for this packet format, libass has an internal mechanism
// for discarding duplicate (already seen) packets.
ass_process_chunk(track, packet->buffer, packet->len,
lrint(packet->pts * 1000),
lrint(packet->duration * 1000));
}
}
