120 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			120 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* GStreamer
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|  * Copyright (C) 2016 Stefan Sauer <ensonic@users.sf.net>
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|  *
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|  * tracerserialize.c: benchmark for log serialisation
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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 FITcreating %d capsNESS 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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| 
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| /* to check the sizes run:
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|  *
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|  * GST_DEBUG="default:7" GST_DEBUG_FILE=trace.log ./tracerserialize
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|  *
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|  * grep "log_gst_structure" trace.log >tracerserialize.gststructure.log
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|  * grep "log_g_variant" trace.log >tracerserialize.gvariant.log
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|  *
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|  */
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| 
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| #include <gst/gst.h>
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| 
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| #define NUM_LOOPS 100000
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| 
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| static void
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| log_gst_structure (const gchar * name, const gchar * first, ...)
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| {
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|   va_list var_args;
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|   GstStructure *s;
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|   gchar *l;
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| 
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|   va_start (var_args, first);
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|   s = gst_structure_new_valist (name, first, var_args);
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|   l = gst_structure_to_string (s);
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|   GST_TRACE ("%s", l);
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|   g_free (l);
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|   gst_structure_free (s);
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|   va_end (var_args);
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| }
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| 
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| static void
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| log_gst_structure_tmpl (const gchar * format, ...)
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| {
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|   va_list var_args;
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| 
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|   va_start (var_args, format);
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|   if (G_LIKELY (GST_LEVEL_TRACE <= _gst_debug_min)) {
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|     gst_debug_log_valist (GST_CAT_DEFAULT, GST_LEVEL_TRACE, __FILE__,
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|         GST_FUNCTION, __LINE__, NULL, format, var_args);
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|   }
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|   va_end (var_args);
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| }
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| 
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| static void
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| log_g_variant (const gchar * format, ...)
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| {
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|   va_list var_args;
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|   GVariant *v;
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|   gchar *l;
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| 
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|   va_start (var_args, format);
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|   v = g_variant_new_va (format, NULL, &var_args);
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|   l = g_variant_print (v, FALSE);
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|   GST_TRACE ("%s", l);
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|   g_free (l);
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|   g_variant_unref (v);
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|   va_end (var_args);
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| }
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| 
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| gint
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| main (gint argc, gchar * argv[])
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| {
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|   GstClockTime start, end;
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|   gint i;
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| 
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|   gst_init (&argc, &argv);
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| 
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|   start = gst_util_get_timestamp ();
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|   for (i = 0; i < NUM_LOOPS; i++) {
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|     log_gst_structure ("name",
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|         "ts", G_TYPE_UINT64, (guint64) 0,
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|         "index", G_TYPE_UINT, 10,
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|         "test", G_TYPE_STRING, "hallo",
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|         "bool", G_TYPE_BOOLEAN, TRUE,
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|         "flag", GST_TYPE_PAD_DIRECTION, GST_PAD_SRC, NULL);
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|   }
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|   end = gst_util_get_timestamp ();
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|   g_print ("%" GST_TIME_FORMAT ": GstStructure\n", GST_TIME_ARGS (end - start));
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| 
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|   start = gst_util_get_timestamp ();
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|   for (i = 0; i < NUM_LOOPS; i++) {
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|     log_gst_structure_tmpl ("name, ts=(guint64)%" G_GUINT64_FORMAT
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|         ", index=(uint)%u, test=(string)%s, bool=(boolean)%s, flag=(GstPadDirection)%d;",
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|         (guint64) 0, 10, "hallo", (TRUE ? "true" : "false"), GST_PAD_SRC);
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|   }
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|   end = gst_util_get_timestamp ();
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|   g_print ("%" GST_TIME_FORMAT ": GstStructure template\n",
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|       GST_TIME_ARGS (end - start));
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| 
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|   start = gst_util_get_timestamp ();
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|   for (i = 0; i < NUM_LOOPS; i++) {
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|     log_g_variant ("(stusbu)", "name", (guint64) 0, 10, "hallo", TRUE,
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|         GST_PAD_SRC);
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|   }
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|   end = gst_util_get_timestamp ();
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|   g_print ("%" GST_TIME_FORMAT ": GVariant\n", GST_TIME_ARGS (end - start));
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| 
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|   return 0;
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| }
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