gstreamer/gst/gsttrace.h

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/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gsttrace.h: Header for tracing functions (depracated)
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_TRACE_H__
#define __GST_TRACE_H__
#include <glib.h>
typedef struct _GstTrace GstTrace;
typedef struct _GstTraceEntry GstTraceEntry;
struct _GstTrace {
/* where this trace is going */
gchar *filename;
int fd;
/* current buffer, size, head offset */
GstTraceEntry *buf;
gint bufsize;
gint bufoffset;
};
struct _GstTraceEntry {
guint64 timestamp;
guint32 sequence;
guint32 data;
gchar message[112];
};
GstTrace* gst_trace_new (guchar *filename, gint size);
void gst_trace_destroy (GstTrace *trace);
void gst_trace_flush (GstTrace *trace);
void gst_trace_text_flush (GstTrace *trace);
#define gst_trace_get_size(trace) ((trace)->bufsize)
#define gst_trace_get_offset(trace) ((trace)->bufoffset)
#define gst_trace_get_remaining(trace) ((trace)->bufsize - (trace)->bufoffset)
void gst_trace_set_default (GstTrace *trace);
void _gst_trace_add_entry (GstTrace *trace, guint32 seq,
guint32 data, gchar *msg);
void gst_trace_read_tsc (guint64 *dst);
#define TRACE_ENABLE
#ifdef TRACE_ENABLE
extern gint _gst_trace_on;
#define gst_trace_add_entry(trace,seq,data,msg) \
if (_gst_trace_on) { \
_gst_trace_add_entry(trace,(guint32)seq,(guint32)data,msg); \
}
#else
#define gst_trace_add_entry(trace,seq,data,msg)
#endif
#endif /* __GST_TRACE_H__ */