1 /* GStreamer
2 * Copyright (C) <2009> Edward Hervey <bilboed@bilboed.com>
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20 #include <stdio.h>
21 #include <stdlib.h>
22 #include <gst/gst.h>
23 #include "gst/glib-compat-private.h"
24
25 #define MAX_THREADS 1000
26
27 static guint64 nbbuffers;
28 static GMutex mutex;
29
30
31 static void *
run_test(void * user_data)32 run_test (void *user_data)
33 {
34 gint threadid = GPOINTER_TO_INT (user_data);
35 guint64 nb;
36 GstBuffer *buf;
37 GstClockTime start, end;
38
39 g_mutex_lock (&mutex);
40 g_mutex_unlock (&mutex);
41
42 start = gst_util_get_timestamp ();
43
44 g_assert (nbbuffers > 0);
45
46 for (nb = nbbuffers; nb; nb--) {
47 buf = gst_buffer_new ();
48 gst_buffer_unref (buf);
49 }
50
51 end = gst_util_get_timestamp ();
52 g_print ("total %" GST_TIME_FORMAT " - average %" GST_TIME_FORMAT
53 " - Thread %d\n", GST_TIME_ARGS (end - start),
54 GST_TIME_ARGS ((end - start) / nbbuffers), threadid);
55
56
57 g_thread_exit (NULL);
58 return NULL;
59 }
60
61 gint
main(gint argc,gchar * argv[])62 main (gint argc, gchar * argv[])
63 {
64 GThread *threads[MAX_THREADS];
65 gint num_threads;
66 gint t;
67 GstBuffer *tmp;
68 GstClockTime start, end;
69
70 gst_init (&argc, &argv);
71 g_mutex_init (&mutex);
72
73 if (argc != 3) {
74 g_print ("usage: %s <num_threads> <nbbuffers>\n", argv[0]);
75 exit (-1);
76 }
77
78 num_threads = atoi (argv[1]);
79 nbbuffers = atoi (argv[2]);
80
81 if (num_threads <= 0 || num_threads > MAX_THREADS) {
82 g_print ("number of threads must be between 0 and %d\n", MAX_THREADS);
83 exit (-2);
84 }
85
86 if (nbbuffers <= 0) {
87 g_print ("number of buffers must be greater than 0\n");
88 exit (-3);
89 }
90
91 g_mutex_lock (&mutex);
92 /* Let's just make sure the GstBufferClass is loaded ... */
93 tmp = gst_buffer_new ();
94
95 printf ("main(): Creating %d threads.\n", num_threads);
96 for (t = 0; t < num_threads; t++) {
97 GError *error = NULL;
98
99 threads[t] = g_thread_try_new ("bufferstresstest", run_test,
100 GINT_TO_POINTER (t), &error);
101
102 if (error) {
103 printf ("ERROR: g_thread_try_new() %s\n", error->message);
104 g_clear_error (&error);
105 exit (-1);
106 }
107 }
108
109 /* Signal all threads to start */
110 start = gst_util_get_timestamp ();
111 g_mutex_unlock (&mutex);
112
113 for (t = 0; t < num_threads; t++) {
114 if (threads[t])
115 g_thread_join (threads[t]);
116 }
117
118 end = gst_util_get_timestamp ();
119 g_print ("*** total %" GST_TIME_FORMAT " - average %" GST_TIME_FORMAT
120 " - Done creating %" G_GUINT64_FORMAT " buffers\n",
121 GST_TIME_ARGS (end - start),
122 GST_TIME_ARGS ((end - start) / (num_threads * nbbuffers)),
123 num_threads * nbbuffers);
124
125
126 gst_buffer_unref (tmp);
127
128 return 0;
129 }
130