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sub: enhance SDH filtering

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It is not uncommon with a speaker label with [xxxx] inside.
They should also be filtered out.
This commit is contained in:
Dan Oscarsson
2020-02-09 15:47:55 +01:00
committed by wm4
parent a8553578eb
commit eb1d50ba20
1 changed files with 8 additions and 0 deletions
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8
sub/filter_sdh.c
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@@ -83,6 +83,8 @@ static void copy_ass(struct sd *sd, char **rpp, struct buffer *buf)
return; return;
} }
static bool skip_bracketed(struct sd *sd, char **rpp, struct buffer *buf);
// check for speaker label, like MAN: // check for speaker label, like MAN:
// normal subtitles may include mixed case text with : after so // normal subtitles may include mixed case text with : after so
// only upper case is accepted and lower case l which for some // only upper case is accepted and lower case l which for some
@@ -121,6 +123,12 @@ static void skip_speaker_label(struct sd *sd, char **rpp, struct buffer *buf)
while (*rp && rp[0] != ':') { while (*rp && rp[0] != ':') {
if (rp[0] == '{') { if (rp[0] == '{') {
copy_ass(sd, &rp, buf); copy_ass(sd, &rp, buf);
} else if (rp[0] == '[') {
// not uncommon with [xxxx]: which should also be skipped
if (!skip_bracketed(sd, &rp, buf)) {
buf->pos = old_pos;
return;
}
} else if ((mp_isalpha(rp[0]) && } else if ((mp_isalpha(rp[0]) &&
(filter_harder || mp_isupper(rp[0]) || rp[0] == 'l')) || (filter_harder || mp_isupper(rp[0]) || rp[0] == 'l')) ||
mp_isdigit(rp[0]) || mp_isdigit(rp[0]) ||