jacosub_probe: speedup by making only one call to sscanf

(cherry picked from commit 908293d1bcaa0e059561bec8ae0b3ad1fde2d196)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Clément Bœsch 2012-05-31 21:12:25 +02:00 committed by Michael Niedermayer
parent cc0a684497
commit 662ab44c2d

View File

@ -63,10 +63,13 @@ static int jacosub_probe(AVProbeData *p)
ptr += 3; /* skip UTF-8 BOM */
while (ptr < ptr_end) {
if (timed_line(ptr))
return AVPROBE_SCORE_MAX / 2;
while (jss_whitespace(*ptr))
ptr++;
if (*ptr != '#' && *ptr != '\n') {
if (timed_line(ptr))
return AVPROBE_SCORE_MAX / 2;
return 0;
}
ptr += strcspn(ptr, "\n") + 1;
}
return 0;