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basetextoverlay: Fix upstream composition handling

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We need to update the render when upstream composition changes
or if it was removed.

http://bugzilla.gnome.org/show_bug.cgi?id=751157
This commit is contained in:
Nicolas Dufresne 2015-07-20 16:25:10 -04:00
parent d10959fd36
commit a2e4ccc38b
1 changed files with 8 additions and 2 deletions
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10
ext/pango/gstbasetextoverlay.c
View file

@ -2406,8 +2406,14 @@ gst_base_text_overlay_video_chain (GstPad * pad, GstObject * parent,
composition_meta = gst_buffer_get_video_overlay_composition_meta (buffer);
if (composition_meta) {
GST_DEBUG ("GstVideoOverlayCompositionMeta found.");
overlay->upstream_composition = composition_meta->overlay;
if (overlay->upstream_composition != composition_meta->overlay) {
GST_DEBUG ("GstVideoOverlayCompositionMeta found.");
overlay->upstream_composition = composition_meta->overlay;
overlay->need_render = TRUE;
}
} else if (overlay->upstream_composition != NULL) {
overlay->upstream_composition = NULL;
overlay->need_render = TRUE;
}
klass = GST_BASE_TEXT_OVERLAY_GET_CLASS (overlay);