gva_json_meta.h

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/*******************************************************************************
 * Copyright (C) 2018-2020 Intel Corporation
 *
 * SPDX-License-Identifier: MIT
 ******************************************************************************/
 
#ifndef __GVA_JSON_META_H__
#define __GVA_JSON_META_H__
 
#include <gst/gst.h>
 
#define GVA_JSON_META_API_NAME "GstGVAJSONMetaAPI"
#define GVA_JSON_META_IMPL_NAME "GstGVAJSONMeta"
#define GVA_JSON_META_TAG "gva_json_meta"
 
G_BEGIN_DECLS
 
typedef struct _GstGVAJSONMeta GstGVAJSONMeta;
 
struct _GstGVAJSONMeta {
    GstMeta meta;   
    gchar *message; 
};
 
const GstMetaInfo *gst_gva_json_meta_get_info(void);
 
GType gst_gva_json_meta_api_get_type(void);
 
#define GST_GVA_JSON_META_INFO (gst_gva_json_meta_get_info())
 
#define GST_GVA_JSON_META_GET(buf) ((GstGVAJSONMeta *)gst_buffer_get_meta(buf, gst_gva_json_meta_api_get_type()))
 
#define GST_GVA_JSON_META_ITERATE(buf, state)                                                                          \
    ((GstGVAJSONMeta *)gst_buffer_iterate_meta_filtered(buf, state, gst_gva_json_meta_api_get_type()))
 
#define GST_GVA_JSON_META_ADD(buf) ((GstGVAJSONMeta *)gst_buffer_add_meta(buf, gst_gva_json_meta_get_info(), NULL))
 
gchar *get_json_message(GstGVAJSONMeta *meta);
 
void set_json_message(GstGVAJSONMeta *meta, const gchar *message);
 
G_END_DECLS
 
#endif /* __GVA_JSON_META_H__ */