/* GStreamer

 * Copyright (C) 2013 Stefan Sauer <ensonic@users.sf.net>

 *

 * gstrusage.h: tracing module that logs resource usage stats

 *

 * 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_RUSAGE_TRACER_H__

#define __GST_RUSAGE_TRACER_H__

#include <gst/gst.h>

#include <gst/gsttracer.h>

G_BEGIN_DECLS

#define GST_TYPE_RUSAGE_TRACER \

  (gst_rusage_tracer_get_type())

#define GST_RUSAGE_TRACER(obj) \

  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RUSAGE_TRACER,GstRUsageTracer))

#define GST_RUSAGE_TRACER_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RUSAGE_TRACER,GstRUsageTracerClass))

#define GST_IS_RUSAGE_TRACER(obj) \

  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RUSAGE_TRACER))

#define GST_IS_RUSAGE_TRACER_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RUSAGE_TRACER))

#define GST_RUSAGE_TRACER_CAST(obj) ((GstRUsageTracer *)(obj))

typedef struct _GstRUsageTracer GstRUsageTracer;

typedef struct _GstRUsageTracerClass GstRUsageTracerClass;

typedef struct

{

  GstClockTime ts;

  GstClockTime val;

} GstTraceValue;

typedef struct

{

  GstClockTime window;

  GQueue values;                /* GstTraceValue* */

} GstTraceValues;

/**

 * GstRUsageTracer:

 *

 * Opaque #GstRUsageTracer data structure

 */

struct _GstRUsageTracer {

  GstTracer 	 parent;

  /*< private >*/        

  GHashTable *threads;

  GstTraceValues *tvs_proc;

  /* for ts calibration */

  gpointer main_thread_id;

  guint64 tproc_base;

};

struct _GstRUsageTracerClass {

  GstTracerClass parent_class;

  /* signals */

};

G_GNUC_INTERNAL GType gst_rusage_tracer_get_type (void);

G_END_DECLS

#endif /* __GST_RUSAGE_TRACER_H__ */