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/*
* gstvaapiutils_h264_priv.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_PRIV_H
#define GST_VAAPI_UTILS_H264_PRIV_H
#include "gstvaapiutils_h264.h"
#include "gstvaapisurface.h"
G_BEGIN_DECLS
/**
* GstVaapiH264LevelLimits:
* @level: the #GstVaapiLevelH264
* @level_idc: the H.264 level_idc value
* @MaxMBPS: the maximum macroblock processing rate (MB/sec)
* @MaxFS: the maximum frame size (MBs)
* @MaxDpbMbs: the maxium decoded picture buffer size (MBs)
* @MaxBR: the maximum video bit rate (kbps)
* @MaxCPB: the maximum CPB size (kbits)
* @MinCR: the minimum Compression Ratio
*
* The data structure that describes the limits of an H.264 level.
*/
typedef struct {
GstVaapiLevelH264 level;
guint8 level_idc;
guint32 MaxMBPS;
guint32 MaxFS;
guint32 MaxDpbMbs;
guint32 MaxBR;
guint32 MaxCPB;
guint32 MinCR;
} GstVaapiH264LevelLimits;
/* Returns GstVaapiProfile from H.264 profile_idc value */
G_GNUC_INTERNAL
GstVaapiProfile
gst_vaapi_utils_h264_get_profile (guint8 profile_idc);
/* Returns H.264 profile_idc value from GstVaapiProfile */
G_GNUC_INTERNAL
guint8
gst_vaapi_utils_h264_get_profile_idc (GstVaapiProfile profile);
/* Returns GstVaapiLevelH264 from H.264 level_idc value */
G_GNUC_INTERNAL
GstVaapiLevelH264
gst_vaapi_utils_h264_get_level (guint8 level_idc);
/* Returns H.264 level_idc value from GstVaapiLevelH264 */
G_GNUC_INTERNAL
guint8
gst_vaapi_utils_h264_get_level_idc (GstVaapiLevelH264 level);
/* Returns level limits as specified in Table A-1 of the H.264 standard */
G_GNUC_INTERNAL
const GstVaapiH264LevelLimits *
gst_vaapi_utils_h264_get_level_limits (GstVaapiLevelH264 level);
/* Returns the Table A-1 specification */
G_GNUC_INTERNAL
const GstVaapiH264LevelLimits *
gst_vaapi_utils_h264_get_level_limits_table (guint * out_length_ptr);
/* Returns GstVaapiChromaType from H.264 chroma_format_idc value */
G_GNUC_INTERNAL
GstVaapiChromaType
gst_vaapi_utils_h264_get_chroma_type (guint chroma_format_idc);
/* Returns H.264 chroma_format_idc value from GstVaapiChromaType */
G_GNUC_INTERNAL
guint
gst_vaapi_utils_h264_get_chroma_format_idc (GstVaapiChromaType chroma_type);
G_END_DECLS
#endif /* GST_VAAPI_UTILS_H264_PRIV_H */
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