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line21dec: Don't read more lines than the height of the frame

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Sebastian Dröge 2018-12-10 15:42:04 +02:00 committed by Sebastian Dröge
parent c16bc1c5a1
commit 36ba1e80b6
1 changed files with 1 additions and 1 deletions
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2
ext/closedcaption/gstline21dec.c
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@ -385,7 +385,7 @@ gst_line_21_decoder_scan (GstLine21Decoder * self, GstVideoFrame * frame)
i = 0;
}
for (; i < self->max_line_probes; i++) {
for (; i < self->max_line_probes && i < GST_VIDEO_FRAME_HEIGHT (frame); i++) {
gint n_lines;
data = get_video_data (self, frame, i);
/* Scan until we get n_lines == 2 */