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glsyncmeta: separate out gpu/cpu waits.

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CPU waits are more expensive and are only required if the CPU is ever going to
access the data. GPU waits perform inter-context synchronisation and are cheaper
as they don't require CPU intervention.
This commit is contained in:
Matthew Waters 2016-02-09 12:14:04 +11:00
parent d55cc79310
commit caafdd8ca2
1 changed files with 1 additions and 0 deletions
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ext/gtk/gtkgstglwidget.c
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@ -260,6 +260,7 @@ gtk_gst_gl_widget_render (GtkGLArea * widget, GdkGLContext * context)
sync_meta = gst_buffer_get_gl_sync_meta (buffer);
if (sync_meta) {
/* XXX: the set_sync() seems to be needed for resizing */
gst_gl_sync_meta_set_sync_point (sync_meta, priv->context);
gst_gl_sync_meta_wait (sync_meta, priv->other_context);
}