gstreamer/gst-libs/gst/vaapi/gstvaapiutils_core.h
2019-08-19 17:26:55 +00:00

72 lines
2.3 KiB
C

/*
* gstvaapiutils_core.h - VA-API utilities (Core, MT-safe)
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
* Copyright (C) 2011-2013 Intel Corporation
* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
*
* 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_CORE_H
#define GST_VAAPI_UTILS_CORE_H
#include <gst/vaapi/gstvaapidisplay.h>
G_BEGIN_DECLS
typedef struct _GstVaapiConfigSurfaceAttributes GstVaapiConfigSurfaceAttributes;
/**
* GstVaapiConfigSurfaceAttributes:
* @min_width: Minimal width in pixels.
* @min_height: Minimal height in pixels.
* @max_width: Maximal width in pixels.
* @max_height: Maximal height in pixels.
* @mem_types: Surface memory type expressed in bit fields.
* @formats: Array of avialable GstVideoFormats of a surface in a VAConfig.
*
* Represents the possible surface attributes for the supplied config.
**/
struct _GstVaapiConfigSurfaceAttributes
{
gint min_width;
gint min_height;
gint max_width;
gint max_height;
guint mem_types;
GArray *formats;
};
/* Gets attribute value for the supplied profile/entrypoint pair (MT-safe) */
G_GNUC_INTERNAL
gboolean
gst_vaapi_get_config_attribute (GstVaapiDisplay * display, VAProfile profile,
VAEntrypoint entrypoint, VAConfigAttribType type, guint * out_value_ptr);
G_GNUC_INTERNAL
GstVaapiConfigSurfaceAttributes *
gst_vaapi_config_surface_attributes_get (GstVaapiDisplay * display, VAConfigID config);
G_GNUC_INTERNAL
void
gst_vaapi_config_surface_attributes_free (GstVaapiConfigSurfaceAttributes * attribs);
G_END_DECLS
#endif /* GST_VAAPI_UTILS_CORE_H */