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310ffc17a8
The MPEG2 spec has amendment 3 to introduce a new level highP, which is used for 1080@50p/60p streams. We need to add this level to avoid encoding failure because of the level check. Fix: #306 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-vaapi/-/merge_requests/432>
70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
/*
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* gstvaapiutils_mpeg2.h - MPEG-2 related utilities
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*
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* Copyright (C) 2011-2014 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPI_UTILS_MPEG2_H
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#define GST_VAAPI_UTILS_MPEG2_H
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#include <gst/vaapi/gstvaapiprofile.h>
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G_BEGIN_DECLS
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/**
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* GstVaapiLevelMPEG2:
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* @GST_VAAPI_LEVEL_MPEG2_LOW: Low level.
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* @GST_VAAPI_LEVEL_MPEG2_MAIN: Main level.
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* @GST_VAAPI_LEVEL_MPEG2_HIGH_1440: High-1440 level.
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* @GST_VAAPI_LEVEL_MPEG2_HIGH: High level.
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* @GST_VAAPI_LEVEL_MPEG2_HIGHP: HighP level.
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*
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* The set of all levels for #GstVaapiLevelMPEG2.
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*/
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typedef enum {
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GST_VAAPI_LEVEL_MPEG2_LOW = 1,
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GST_VAAPI_LEVEL_MPEG2_MAIN,
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GST_VAAPI_LEVEL_MPEG2_HIGH_1440,
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GST_VAAPI_LEVEL_MPEG2_HIGH,
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GST_VAAPI_LEVEL_MPEG2_HIGHP,
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} GstVaapiLevelMPEG2;
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/* Returns a relative score for the supplied GstVaapiProfile */
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guint
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gst_vaapi_utils_mpeg2_get_profile_score (GstVaapiProfile profile);
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/* Returns GstVaapiProfile from a string representation */
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GstVaapiProfile
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gst_vaapi_utils_mpeg2_get_profile_from_string (const gchar * str);
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/* Returns a string representation for the supplied MPEG-2 profile */
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const gchar *
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gst_vaapi_utils_mpeg2_get_profile_string (GstVaapiProfile profile);
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/* Returns GstVaapiLevelMPEG2 from a string representation */
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GstVaapiLevelMPEG2
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gst_vaapi_utils_mpeg2_get_level_from_string (const gchar * str);
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/* Returns a string representation for the supplied MPEG-2 level */
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const gchar *
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gst_vaapi_utils_mpeg2_get_level_string (GstVaapiLevelMPEG2 level);
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G_END_DECLS
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#endif /* GST_VAAPI_UTILS_MPEG2_H */
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