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utils: h264: expose levels in public header.

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Instal <gst/vaapi/gstvaapiutils_h264.h> header but only expose the
H.264 levels in there. The additional helper functions are meant
to be private for now.
This commit is contained in:
Gwenole Beauchesne 2014-01-10 18:27:20 +01:00
parent 39dda15f5f
commit 589078f2a4
5 changed files with 97 additions and 64 deletions
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3
gst-libs/gst/vaapi/Makefile.am
View file

@ -94,6 +94,7 @@ libgstvaapi_source_h = \
gstvaapisurfacepool.h \
gstvaapisurfaceproxy.h \
gstvaapitypes.h \
gstvaapiutils_h264.h \
gstvaapivalue.h \
gstvaapivideopool.h \
gstvaapiwindow.h \
@ -121,7 +122,7 @@ libgstvaapi_source_priv_h = \
gstvaapisurface_priv.h \
gstvaapisurfaceproxy_priv.h \
gstvaapiutils.h \
gstvaapiutils_h264.h \
gstvaapiutils_h264_priv.h \
gstvaapiversion.h \
gstvaapivideopool_priv.h \
gstvaapiwindow_priv.h \

2
gst-libs/gst/vaapi/gstvaapidecoder_h264.c
View file

@ -34,7 +34,7 @@
#include "gstvaapidecoder_priv.h"
#include "gstvaapidisplay_priv.h"
#include "gstvaapiobject_priv.h"
#include "gstvaapiutils_h264.h"
#include "gstvaapiutils_h264_priv.h"
#define DEBUG 1
#include "gstvaapidebug.h"

2
gst-libs/gst/vaapi/gstvaapiutils_h264.c
View file

@ -22,7 +22,7 @@
#include "sysdeps.h"
#include <gst/codecparsers/gsth264parser.h>
#include "gstvaapiutils_h264.h"
#include "gstvaapiutils_h264_priv.h"
/* Table A-1 - Level limits */
/* *INDENT-OFF* */

61
gst-libs/gst/vaapi/gstvaapiutils_h264.h
View file

@ -71,67 +71,6 @@ typedef enum
GST_VAAPI_LEVEL_H264_L5_2,
} GstVaapiLevelH264;
/**
* 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)
*
* 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;
} 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_H */

93
gst-libs/gst/vaapi/gstvaapiutils_h264_priv.h Normal file
View file

@ -0,0 +1,93 @@
/*
* gstvaapiutils_h264_priv.h - H.264 related utilities
*
* 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_H264_PRIV_H
#define GST_VAAPI_UTILS_H264_PRIV_H
#include "gstvaapiutils_h264.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)
*
* 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;
} 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 */