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5e2770566f
Register tracer hooks as GCallback. Use macros for hook dispatch and cast the hook functions back to the appropriate type.
75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/* GStreamer
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* Copyright (C) 2013 Stefan Sauer <ensonic@users.sf.net>
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*
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* gsttracer.h: tracer base class
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_TRACER_H__
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#define __GST_TRACER_H__
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#ifndef GST_USE_UNSTABLE_API
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#warning "The tracer subsystem is unstable API and may change in future."
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#warning "You can define GST_USE_UNSTABLE_API to avoid this warning."
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#endif
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#include <glib.h>
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#include <glib-object.h>
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#include <gst/gstconfig.h>
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#include <gst/gsttracerutils.h>
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G_BEGIN_DECLS
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typedef struct _GstTracer GstTracer;
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typedef struct _GstTracerPrivate GstTracerPrivate;
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typedef struct _GstTracerClass GstTracerClass;
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#define GST_TYPE_TRACER (gst_tracer_get_type())
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#define GST_TRACER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_TRACER,GstTracer))
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#define GST_TRACER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_TRACER,GstTracerClass))
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#define GST_IS_TRACER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_TRACER))
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#define GST_IS_TRACER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_TRACER))
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#define GST_TRACER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_TRACER,GstTracerClass))
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#define GST_TRACER_CAST(obj) ((GstTracer *)(obj))
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struct _GstTracer {
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GstObject parent;
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/*< private >*/
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GstTracerPrivate *priv;
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gpointer _gst_reserved[GST_PADDING];
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};
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struct _GstTracerClass {
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GstObjectClass parent_class;
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/*< private >*/
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gpointer _gst_reserved[GST_PADDING];
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};
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GType gst_tracer_get_type (void);
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void gst_tracer_register_hook (GstTracer *tracer, const gchar *detail,
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GCallback func);
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void gst_tracer_register_hook_id (GstTracer *tracer, GQuark detail,
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GCallback func);
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void gst_tracer_log_trace (GstStructure * s);
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G_END_DECLS
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#endif /* __GST_TRACER_H__ */
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