/*
 *  gstvaapipluginutil.h - VA-API plugins private helper
 *
 *  Copyright (C) 2011-2012 Intel Corporation
 *  Copyright (C) 2011 Collabora
 *    Author: Nicolas Dufresne <nicolas.dufresne@collabora.co.uk>
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public License
 *  as published by the Free Software Foundation; either version 2.1
 *  of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free
 *  Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 *  Boston, MA 02110-1301 USA
 */

#ifndef GST_VAAPI_PLUGIN_UTIL_H
#define GST_VAAPI_PLUGIN_UTIL_H

#include <gst/vaapi/gstvaapidisplay.h>

/**
 * GstVaapiDisplayType:
 * @GST_VAAPI_DISPLAY_TYPE_AUTO: Automatic detection of the display type.
 * @GST_VAAPI_DISPLAY_TYPE_X11: VA/X11 display.
 * @GST_VAAPI_DISPLAY_TYPE_GLX: VA/GLX display.
 */
typedef enum _GstVaapiDisplayType GstVaapiDisplayType;
enum _GstVaapiDisplayType {
    GST_VAAPI_DISPLAY_TYPE_AUTO = 0,
    GST_VAAPI_DISPLAY_TYPE_X11,
    GST_VAAPI_DISPLAY_TYPE_GLX,
};

#define GST_VAAPI_TYPE_DISPLAY_TYPE \
    gst_vaapi_display_type_get_type()

GType
gst_vaapi_display_type_get_type(void) G_GNUC_CONST;

gboolean
gst_vaapi_ensure_display(gpointer element, GstVaapiDisplay **display);

void
gst_vaapi_set_display(
    const gchar      *type,
    const GValue     *value,
    GstVaapiDisplay **display
);

gboolean
gst_vaapi_reply_to_query(GstQuery *query, GstVaapiDisplay *display);

gboolean
gst_vaapi_append_surface_caps (GstCaps *out_caps, GstCaps *in_caps);

#endif /* GST_VAAPI_PLUGIN_UTIL_H */