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/*
* gstvaapiutils.h - VA-API utilities
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Copyright (C) 2011-2012 Intel Corporation
*
* 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_UTILS_H
#define GST_VAAPI_UTILS_H
#include "config.h"
#include <glib.h>
#include <va/va.h>
/** Check VA status for success or print out an error */
G_GNUC_INTERNAL
gboolean
vaapi_check_status(VAStatus status, const char *msg);
/** Maps VA buffer */
G_GNUC_INTERNAL
void *
vaapi_map_buffer(VADisplay dpy, VABufferID buf_id);
/** Unmaps VA buffer */
G_GNUC_INTERNAL
void
vaapi_unmap_buffer(VADisplay dpy, VABufferID buf_id, void **pbuf);
/** Creates and maps VA buffer */
G_GNUC_INTERNAL
gboolean
vaapi_create_buffer(
VADisplay dpy,
VAContextID ctx,
int type,
unsigned int size,
gconstpointer data,
VABufferID *buf_id,
gpointer *mapped_data
);
/** Destroy VA buffer */
G_GNUC_INTERNAL
void
vaapi_destroy_buffer(VADisplay dpy, VABufferID *buf_id);
/** Return a string representation of a VAProfile */
G_GNUC_INTERNAL
const char *string_of_VAProfile(VAProfile profile);
/** Return a string representation of a VAEntrypoint */
G_GNUC_INTERNAL
const char *string_of_VAEntrypoint(VAEntrypoint entrypoint);
/* Return a string representation of a VADisplayAttributeType */
G_GNUC_INTERNAL
const char *
string_of_VADisplayAttributeType(VADisplayAttribType attribute_type);
G_GNUC_INTERNAL
guint
from_GstVaapiSurfaceRenderFlags(guint flags);
G_GNUC_INTERNAL
guint
to_GstVaapiSurfaceStatus(guint va_flags);
G_GNUC_INTERNAL
guint
from_GstVaapiRotation(guint value);
G_GNUC_INTERNAL
guint
to_GstVaapiRotation(guint value);
#endif /* GST_VAAPI_UTILS_H */
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