gstreamer/subprojects/gst-plugins-base/gst-libs/gst/video/video-sei.h
2022-06-03 08:29:05 +00:00

110 lines
3.7 KiB
C

/* GStreamer
* Copyright (C) <2021> Fluendo S.A. <contact@fluendo.com>
* Authors: Andoni Morales Alastruey <amorales@fluendo.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_VIDEO_SEI_USER_DATA_UNREGISTERED_H__
#define __GST_VIDEO_SEI_USER_DATA_UNREGISTERED_H__
#include <gst/gst.h>
#include <gst/video/video.h>
G_BEGIN_DECLS
static const guint8 H264_MISP_MICROSECTIME[] = {
0x4D, 0x49, 0x53, 0x50, 0x6D, 0x69, 0x63, 0x72,
0x6F, 0x73, 0x65, 0x63, 0x74, 0x69, 0x6D, 0x65
};
static const guint8 H265_MISP_MICROSECONDS[] = {
0xA8, 0x68, 0x7D, 0xD4, 0xD7, 0x59, 0x37, 0x58,
0xA5, 0xCE, 0xF0, 0x33, 0x8B, 0x65, 0x45, 0xF1
};
static const guint8 H265_MISP_NANOSECONDS[] = {
0xCF, 0x84, 0x82, 0x78, 0xEE, 0x23, 0x30, 0x6C,
0x92, 0x65, 0xE8, 0xFE, 0xF2, 0x2F, 0xB8, 0xB8
};
/**
* GstVideoSEIUserDataUnregisteredMeta:
* @meta: parent #GstMeta
* @uuid: User Data Unregistered UUID
* @data: Unparsed data buffer
* @size: Size of the data buffer
*
* H.264 H.265 metadata from SEI User Data Unregistered messages
*
* Since: 1.22
*/
typedef struct {
GstMeta meta;
guint8 uuid[16];
guint8 *data;
gsize size;
} GstVideoSEIUserDataUnregisteredMeta;
GST_VIDEO_API
GType gst_video_sei_user_data_unregistered_meta_api_get_type (void);
/**
* GST_VIDEO_SEI_USER_DATA_UNREGISTERED_META_API_TYPE:
*
* Since: 1.22
*/
#define GST_VIDEO_SEI_USER_DATA_UNREGISTERED_META_API_TYPE (\
gst_video_sei_user_data_unregistered_meta_api_get_type())
GST_VIDEO_API
const GstMetaInfo *gst_video_sei_user_data_unregistered_meta_get_info (void);
/**
* GST_VIDEO_SEI_USER_DATA_UNREGISTERED_META_INFO:
*
* Since: 1.22
*/
#define GST_VIDEO_SEI_USER_DATA_UNREGISTERED_META_INFO (\
gst_video_sei_user_data_unregistered_meta_get_info())
/**
* gst_buffer_get_video_sei_user_data_unregistered_meta:
* @b: A #GstBuffer
*
* Gets the GstVideoSEIUserDataUnregisteredMeta that might be present on @b.
*
* Returns: The first #GstVideoSEIUserDataUnregisteredMeta present on @b, or %NULL if
* no #GstVideoSEIUserDataUnregisteredMeta are present
*
* Since: 1.22
*/
#define gst_buffer_get_video_sei_user_data_unregistered_meta(b) \
((GstVideoSEIUserDataUnregisteredMeta*)gst_buffer_get_meta((b),GST_VIDEO_SEI_USER_DATA_UNREGISTERED_META_API_TYPE))
GST_VIDEO_API
GstVideoSEIUserDataUnregisteredMeta *gst_buffer_add_video_sei_user_data_unregistered_meta (GstBuffer * buffer,
guint8 uuid[16],
guint8 * data,
gsize size);
GST_VIDEO_API
gboolean gst_video_sei_user_data_unregistered_parse_precision_time_stamp (GstVideoSEIUserDataUnregisteredMeta * user_data,
guint8 * status,
guint64 * precision_time_stamp);
G_END_DECLS
#endif /* __GST_VIDEO_SEI_USER_DATA_UNREGISTERED_H__ */