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deinterlace: Fix telecine/onefield mixup

Browse source 
https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/issues/838

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/866>
This commit is contained in:
Vivia Nikolaidou 2021-01-30 16:16:13 +02:00
parent 4c4e1b580e
commit c7b11482d0
1 changed files with 2 additions and 2 deletions
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4
gst/deinterlace/gstdeinterlacemethod.c
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@ -335,8 +335,8 @@ get_line (LinesGetter * lg, gint field_offset, guint plane, gint line,
/* Now frame already refers to the field we want, the correct one is taken
* from the history */
if (GST_VIDEO_FRAME_FLAG_IS_SET (frame, GST_VIDEO_FRAME_FLAG_TOP_FIELD) ||
GST_VIDEO_FRAME_FLAG_IS_SET (frame, GST_VIDEO_FRAME_FLAG_BOTTOM_FIELD)) {
if (GST_VIDEO_INFO_INTERLACE_MODE (&frame->info) ==
GST_VIDEO_INTERLACE_MODE_ALTERNATE) {
/* Alternate frame containing a single field, adjust the line index */
line /= 2;
switch (line_offset) {