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winegstreamer: Append a deinterlace element to the video post-processing chain. 

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=30366
Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2020-07-01 12:10:01 -05:00 committed by Alexandre Julliard
parent 5679312635
commit eadcba7925
1 changed files with 17 additions and 4 deletions
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21
dlls/winegstreamer/gstdemux.c
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@ -995,7 +995,16 @@ static void init_new_decoded_pad(GstElement *bin, GstPad *pad, struct gstdemux *
if (!strcmp(typename, "video/x-raw"))
{
GstElement *vconv, *flip;
GstElement *vconv, *flip, *deinterlace;
/* DirectShow can express interlaced video, but downstream filters can't
* necessarily consume it. In particular, the video renderer can't. */
if (!(deinterlace = gst_element_factory_make("deinterlace", NULL)))
{
ERR("Failed to create deinterlace, are %u-bit GStreamer \"base\" plugins installed?\n",
8 * (int)sizeof(void *));
goto out;
}
/* decodebin considers many YUV formats to be "raw", but some quartz
* filters can't handle those. Also, videoflip can't handle all "raw"
@ -1018,14 +1027,18 @@ static void init_new_decoded_pad(GstElement *bin, GstPad *pad, struct gstdemux *
goto out;
}
gst_bin_add(GST_BIN(This->container), vconv); /* bin takes ownership */
/* The bin takes ownership of these elements. */
gst_bin_add(GST_BIN(This->container), deinterlace);
gst_element_sync_state_with_parent(deinterlace);
gst_bin_add(GST_BIN(This->container), vconv);
gst_element_sync_state_with_parent(vconv);
gst_bin_add(GST_BIN(This->container), flip); /* bin takes ownership */
gst_bin_add(GST_BIN(This->container), flip);
gst_element_sync_state_with_parent(flip);
gst_element_link(deinterlace, vconv);
gst_element_link(vconv, flip);
pin->post_sink = gst_element_get_static_pad(vconv, "sink");
pin->post_sink = gst_element_get_static_pad(deinterlace, "sink");
pin->post_src = gst_element_get_static_pad(flip, "src");
pin->flip = flip;
}