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line21dec: If CCs are not found at the previous line, reset and search from the beginning again

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Sebastian Dröge 2018-12-10 15:43:19 +02:00 committed by Sebastian Dröge
parent 36ba1e80b6
commit f9e4ed99b0
1 changed files with 5 additions and 0 deletions
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5
ext/closedcaption/gstline21dec.c
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@ -396,6 +396,11 @@ gst_line_21_decoder_scan (GstLine21Decoder * self, GstVideoFrame * frame)
self->line21_offset = i;
found = TRUE;
break;
} else if (i == self->line21_offset) {
/* Otherwise if this was the previously probed line offset,
* reset and start searching again from the beginning */
i = -1;
self->line21_offset = -1;
}
}