gstreamer/subprojects/gstreamer-vaapi/gst-libs/gst/vaapi/gstvaapiutils_h264.h

99 lines
3.3 KiB
C

/*
* gstvaapiutils_h264.h - H.264 related utilities
*
* Copyright (C) 2011-2014 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_H264_H
#define GST_VAAPI_UTILS_H264_H
#include <gst/vaapi/gstvaapiprofile.h>
G_BEGIN_DECLS
/**
* GstVaapiLevelH264:
* @GST_VAAPI_LEVEL_H264_L1: H.264 level 1.
* @GST_VAAPI_LEVEL_H264_L1_1: H.264 level 1.1.
* @GST_VAAPI_LEVEL_H264_L1_2: H.264 level 1.2.
* @GST_VAAPI_LEVEL_H264_L1_3: H.264 level 1.3.
* @GST_VAAPI_LEVEL_H264_L2: H.264 level 2.
* @GST_VAAPI_LEVEL_H264_L2_1: H.264 level 2.1.
* @GST_VAAPI_LEVEL_H264_L2_2: H.264 level 2.2.
* @GST_VAAPI_LEVEL_H264_L3: H.264 level 3.
* @GST_VAAPI_LEVEL_H264_L3_1: H.264 level 3.1.
* @GST_VAAPI_LEVEL_H264_L3_2: H.264 level 3.2.
* @GST_VAAPI_LEVEL_H264_L4: H.264 level 4.
* @GST_VAAPI_LEVEL_H264_L4_1: H.264 level 4.1.
* @GST_VAAPI_LEVEL_H264_L4_2: H.264 level 4.2.
* @GST_VAAPI_LEVEL_H264_L5: H.264 level 5.
* @GST_VAAPI_LEVEL_H264_L5_1: H.264 level 5.1.
* @GST_VAAPI_LEVEL_H264_L5_2: H.264 level 5.2.
* @GST_VAAPI_LEVEL_H264_L6: H.264 level 6.
* @GST_VAAPI_LEVEL_H264_L6_1: H.264 level 6.1.
* @GST_VAAPI_LEVEL_H264_L6_2: H.264 level 6.2.
*
* The set of all levels for #GstVaapiLevelH264.
*/
typedef enum {
GST_VAAPI_LEVEL_H264_L1 = 1,
GST_VAAPI_LEVEL_H264_L1b,
GST_VAAPI_LEVEL_H264_L1_1,
GST_VAAPI_LEVEL_H264_L1_2,
GST_VAAPI_LEVEL_H264_L1_3,
GST_VAAPI_LEVEL_H264_L2,
GST_VAAPI_LEVEL_H264_L2_1,
GST_VAAPI_LEVEL_H264_L2_2,
GST_VAAPI_LEVEL_H264_L3,
GST_VAAPI_LEVEL_H264_L3_1,
GST_VAAPI_LEVEL_H264_L3_2,
GST_VAAPI_LEVEL_H264_L4,
GST_VAAPI_LEVEL_H264_L4_1,
GST_VAAPI_LEVEL_H264_L4_2,
GST_VAAPI_LEVEL_H264_L5,
GST_VAAPI_LEVEL_H264_L5_1,
GST_VAAPI_LEVEL_H264_L5_2,
GST_VAAPI_LEVEL_H264_L6,
GST_VAAPI_LEVEL_H264_L6_1,
GST_VAAPI_LEVEL_H264_L6_2,
} GstVaapiLevelH264;
/* Returns a relative score for the supplied GstVaapiProfile */
guint
gst_vaapi_utils_h264_get_profile_score (GstVaapiProfile profile);
/* Returns GstVaapiProfile from a string representation */
GstVaapiProfile
gst_vaapi_utils_h264_get_profile_from_string (const gchar * str);
/* Returns a string representation for the supplied H.264 profile */
const gchar *
gst_vaapi_utils_h264_get_profile_string (GstVaapiProfile profile);
/* Returns GstVaapiLevelH264 from a string representation */
GstVaapiLevelH264
gst_vaapi_utils_h264_get_level_from_string (const gchar * str);
/* Returns a string representation for the supplied H.264 level */
const gchar *
gst_vaapi_utils_h264_get_level_string (GstVaapiLevelH264 level);
G_END_DECLS
#endif /* GST_VAAPI_UTILS_H264_H */