gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/analytics/gstanalyticsobjecttrackingmtd.h

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/* GStreamer
* Copyright (C) 2023 Collabora Ltd
*
* gstobjecttrackingmtd.h
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifndef __GST_ANALYTICS_OBJECT_TRACKING_MTD__
#define __GST_ANALYTICS_OBJECT_TRACKING_MTD__
#include <gst/gst.h>
#include <gst/analytics/analytics-meta-prelude.h>
#include <gst/analytics/gstanalyticsmeta.h>
G_BEGIN_DECLS
/**
* GstAnalyticsTrackMtd:
* @id: Instance identifier.
* @meta: Instance of #GstAnalyticsRelationMeta where the analysis-metadata
* identified by @id is stored.
*
* Handle containing data required to use gst_analytics_track_mtd APIs.
* This type is generally expected to be allocated on the stack.
*
* Since: 1.24
*/
typedef struct _GstAnalyticsMtd GstAnalyticsTrackingMtd;
GST_ANALYTICS_META_API
GstAnalyticsMtdType gst_analytics_tracking_mtd_get_mtd_type (void);
GST_ANALYTICS_META_API
gboolean
gst_analytics_tracking_mtd_update_last_seen (GstAnalyticsTrackingMtd * instance,
GstClockTime last_seen);
GST_ANALYTICS_META_API
gboolean gst_analytics_tracking_mtd_set_lost (GstAnalyticsTrackingMtd *
instance);
GST_ANALYTICS_META_API
gboolean gst_analytics_tracking_mtd_get_info (const GstAnalyticsTrackingMtd
* instance, guint64 * tracking_id, GstClockTime * tracking_first_seen,
GstClockTime * tracking_last_seen, gboolean * tracking_lost);
GST_ANALYTICS_META_API
gboolean
gst_analytics_relation_meta_add_tracking_mtd (GstAnalyticsRelationMeta *
instance, guint64 tracking_id, GstClockTime tracking_first_seen,
GstAnalyticsTrackingMtd * trk_mtd);
GST_ANALYTICS_META_API
gboolean
gst_analytics_relation_meta_get_tracking_mtd (GstAnalyticsRelationMeta * meta,
guint an_meta_id, GstAnalyticsTrackingMtd * rlt);
G_END_DECLS
#endif // __GST_ANALYTICS_OBJECT_TRACKING_MTD__