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105 lines
3.4 KiB
C
105 lines
3.4 KiB
C
/*
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* gstvaapiutils_h265_priv.h - H.265 related utilities
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*
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* Copyright (C) 2015 Intel Corporation
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* Author: Sreerenj Balachandran <sreerenj.balachandran@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_H265_PRIV_H
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#define GST_VAAPI_UTILS_H265_PRIV_H
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#include "gstvaapiutils_h265.h"
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#include "libgstvaapi_priv_check.h"
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G_BEGIN_DECLS
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/**
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* GstVaapiH265LevelLimits:
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* @level: the #GstVaapiLevelH265
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* @level_idc: the H.265 level_idc value
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* @MaxLumaPs: the maximum luma picture size
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* @MaxCPBTierMain: the maximum CPB size for Main tier(kbits)
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* @MaxCPBTierHigh: the maximum CPB size for High tier(kbits)
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* @MaxSliceSegPic: the maximum slice segments per picture
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* @MaxTileRows: the maximum number of Tile Rows
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* @MaxTileColumns: the maximum number of Tile Columns
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* @MaxLumaSr: the maximum luma sample rate (samples/sec)
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* @MaxBRTierMain: the maximum video bit rate for Main Tier(kbps)
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* @MaxBRTierHigh: the maximum video bit rate for High Tier(kbps)
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* @MinCr: the mimimum compression ratio
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*
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* The data structure that describes the limits of an H.265 level.
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*/
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typedef struct {
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GstVaapiLevelH265 level;
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guint8 level_idc;
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guint32 MaxLumaPs;
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guint32 MaxCPBTierMain;
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guint32 MaxCPBTierHigh;
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guint32 MaxSliceSegPic;
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guint32 MaxTileRows;
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guint32 MaxTileColumns;
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guint32 MaxLumaSr;
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guint32 MaxBRTierMain;
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guint32 MaxBRTierHigh;
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guint32 MinCr;
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} GstVaapiH265LevelLimits;
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/* Returns GstVaapiProfile from H.265 profile_idc value */
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G_GNUC_INTERNAL
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GstVaapiProfile
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gst_vaapi_utils_h265_get_profile (guint8 profile_idc);
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/* Returns H.265 profile_idc value from GstVaapiProfile */
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G_GNUC_INTERNAL
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guint8
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gst_vaapi_utils_h265_get_profile_idc (GstVaapiProfile profile);
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/* Returns GstVaapiLevelH265 from H.265 level_idc value */
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G_GNUC_INTERNAL
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GstVaapiLevelH265
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gst_vaapi_utils_h265_get_level (guint8 level_idc);
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/* Returns H.265 level_idc value from GstVaapiLevelH265 */
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G_GNUC_INTERNAL
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guint8
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gst_vaapi_utils_h265_get_level_idc (GstVaapiLevelH265 level);
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/* Returns level limits as specified in Table A-1 of the H.265 standard */
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G_GNUC_INTERNAL
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const GstVaapiH265LevelLimits *
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gst_vaapi_utils_h265_get_level_limits (GstVaapiLevelH265 level);
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/* Returns the Table A-1 specification */
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G_GNUC_INTERNAL
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const GstVaapiH265LevelLimits *
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gst_vaapi_utils_h265_get_level_limits_table (guint * out_length_ptr);
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/* Returns GstVaapiChromaType from H.265 chroma_format_idc value */
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G_GNUC_INTERNAL
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GstVaapiChromaType
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gst_vaapi_utils_h265_get_chroma_type (guint chroma_format_idc);
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/* Returns H.265 chroma_format_idc value from GstVaapiChromaType */
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G_GNUC_INTERNAL
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guint
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gst_vaapi_utils_h265_get_chroma_format_idc (GstVaapiChromaType chroma_type);
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G_END_DECLS
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#endif /* GST_VAAPI_UTILS_H265_PRIV_H */
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