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tests/: New test, sets up N elements, at each level teeing into M streams per element. Eeeenteresting.
Original commit message from CVS: 2005-02-24 Andy Wingo <wingo@pobox.com> * tests/Makefile.am: * tests/complexity.c: New test, sets up N elements, at each level teeing into M streams per element. Eeeenteresting.
This commit is contained in:
Andy Wingo
parent
bffcaf6e70
commit
8075c3bcd2
4 changed files with 283 additions and 1 deletions
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@ -1,5 +1,9 @@
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2005-02-24 Andy Wingo <wingo@pobox.com>
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* tests/Makefile.am:
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* tests/complexity.c: New test, sets up N elements, at each level
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teeing into M streams per element. Eeeenteresting.
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* tests/mass_elements.gnuplot: gnuplot file for the mass_elements
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benchmark. Run as gnuplot mass_elements.gnuplot > foo.ps, after
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running bench-mass_elements.scm.
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@ -8,7 +8,7 @@ LAT = lat
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endif
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noinst_PROGRAMS = $(LAT) spidey_bench mass_elements
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noinst_PROGRAMS = $(LAT) spidey_bench mass_elements complexity
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AM_CFLAGS = $(GST_OBJ_CFLAGS)
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LIBS = $(GST_OBJ_LIBS)
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139
tests/benchmarks/complexity.c
Normal file
139
tests/benchmarks/complexity.c
Normal file
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@ -0,0 +1,139 @@
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/*
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* Copyright (C) 2004 Benjamin Otte <otte@gnome.org>
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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 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <gst/gst.h>
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#define BUFFER_COUNT (1000)
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#define SRC_ELEMENT "fakesrc"
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#define SINK_ELEMENT "fakesink"
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static GstClockTime
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gst_get_current_time (void)
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{
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GTimeVal tv;
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g_get_current_time (&tv);
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return GST_TIMEVAL_TO_TIME (tv);
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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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GstElement *pipeline, *src, *e;
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GSList *saved_src_list, *src_list, *new_src_list;
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guint complexity_order, n_elements, i, j, max_this_level;
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GstClockTime start, end;
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gboolean all_srcs_linked;
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gst_init (&argc, &argv);
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if (argc != 3) {
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g_print ("usage: %s COMPLEXITY_ORDER N_ELEMENTS\n", argv[0]);
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return 1;
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}
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complexity_order = atoi (argv[1]);
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n_elements = atoi (argv[2]);
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start = gst_get_current_time ();
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pipeline = gst_element_factory_make ("pipeline", NULL);
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g_assert (pipeline);
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e = gst_element_factory_make ("fakesrc", NULL);
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g_object_set (e, "num-buffers", BUFFER_COUNT, NULL);
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gst_bin_add (GST_BIN (pipeline), e);
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src_list = saved_src_list = g_slist_append (NULL, e);
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new_src_list = NULL;
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max_this_level = 1;
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j = 0;
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i = 0;
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all_srcs_linked = FALSE;
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for (i = 0, j = 0; i < n_elements; i++, j++) {
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if (j >= max_this_level) {
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g_slist_free (saved_src_list);
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saved_src_list = new_src_list;
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new_src_list = NULL;
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j = 0;
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all_srcs_linked = FALSE;
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max_this_level *= complexity_order;
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}
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if (!src_list) {
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if (j)
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all_srcs_linked = TRUE;
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src_list = saved_src_list;
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}
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src = (GstElement *) src_list->data;
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src_list = src_list->next;
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e = gst_element_factory_make ("tee", NULL);
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new_src_list = g_slist_prepend (new_src_list, e);
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gst_bin_add (GST_BIN (pipeline), e);
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if (gst_element_link (src, e) != GST_PAD_LINK_OK)
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g_assert_not_reached ();
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}
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if (all_srcs_linked)
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src_list = new_src_list;
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else
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src_list = g_slist_concat (new_src_list, g_slist_copy (src_list));
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g_slist_free (saved_src_list);
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saved_src_list = src_list;
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while (src_list) {
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src = (GstElement *) src_list->data;
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src_list = src_list->next;
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e = gst_element_factory_make ("fakesink", NULL);
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gst_bin_add (GST_BIN (pipeline), e);
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if (gst_element_link (src, e) != GST_PAD_LINK_OK)
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g_assert_not_reached ();
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}
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g_slist_free (saved_src_list);
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end = gst_get_current_time ();
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g_print ("%" GST_TIME_FORMAT " - creating and linking %d tee elements\n",
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GST_TIME_ARGS (end - start), i);
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start = gst_get_current_time ();
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if (gst_element_set_state (pipeline, GST_STATE_PLAYING) != GST_STATE_SUCCESS)
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g_assert_not_reached ();
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end = gst_get_current_time ();
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g_print ("%" GST_TIME_FORMAT " - setting pipeline to playing\n",
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GST_TIME_ARGS (end - start));
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start = gst_get_current_time ();
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while (gst_bin_iterate (GST_BIN (pipeline)));
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end = gst_get_current_time ();
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g_print ("%" GST_TIME_FORMAT " - putting %u buffers through\n",
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GST_TIME_ARGS (end - start), BUFFER_COUNT);
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start = gst_get_current_time ();
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g_object_unref (pipeline);
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end = gst_get_current_time ();
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g_print ("%" GST_TIME_FORMAT " - unreffing pipeline\n",
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GST_TIME_ARGS (end - start));
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return 0;
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}
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139
tests/complexity.c
Normal file
139
tests/complexity.c
Normal file
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@ -0,0 +1,139 @@
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/*
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* Copyright (C) 2004 Benjamin Otte <otte@gnome.org>
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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 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <gst/gst.h>
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#define BUFFER_COUNT (1000)
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#define SRC_ELEMENT "fakesrc"
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#define SINK_ELEMENT "fakesink"
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static GstClockTime
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gst_get_current_time (void)
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{
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GTimeVal tv;
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g_get_current_time (&tv);
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return GST_TIMEVAL_TO_TIME (tv);
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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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GstElement *pipeline, *src, *e;
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GSList *saved_src_list, *src_list, *new_src_list;
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guint complexity_order, n_elements, i, j, max_this_level;
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GstClockTime start, end;
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gboolean all_srcs_linked;
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gst_init (&argc, &argv);
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if (argc != 3) {
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g_print ("usage: %s COMPLEXITY_ORDER N_ELEMENTS\n", argv[0]);
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return 1;
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}
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complexity_order = atoi (argv[1]);
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n_elements = atoi (argv[2]);
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start = gst_get_current_time ();
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pipeline = gst_element_factory_make ("pipeline", NULL);
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g_assert (pipeline);
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e = gst_element_factory_make ("fakesrc", NULL);
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g_object_set (e, "num-buffers", BUFFER_COUNT, NULL);
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gst_bin_add (GST_BIN (pipeline), e);
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src_list = saved_src_list = g_slist_append (NULL, e);
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new_src_list = NULL;
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max_this_level = 1;
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j = 0;
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i = 0;
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all_srcs_linked = FALSE;
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for (i = 0, j = 0; i < n_elements; i++, j++) {
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if (j >= max_this_level) {
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g_slist_free (saved_src_list);
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saved_src_list = new_src_list;
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new_src_list = NULL;
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j = 0;
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all_srcs_linked = FALSE;
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max_this_level *= complexity_order;
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}
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if (!src_list) {
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if (j)
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all_srcs_linked = TRUE;
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src_list = saved_src_list;
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}
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src = (GstElement *) src_list->data;
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src_list = src_list->next;
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e = gst_element_factory_make ("tee", NULL);
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new_src_list = g_slist_prepend (new_src_list, e);
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gst_bin_add (GST_BIN (pipeline), e);
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if (gst_element_link (src, e) != GST_PAD_LINK_OK)
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g_assert_not_reached ();
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}
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if (all_srcs_linked)
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src_list = new_src_list;
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else
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src_list = g_slist_concat (new_src_list, g_slist_copy (src_list));
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g_slist_free (saved_src_list);
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saved_src_list = src_list;
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while (src_list) {
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src = (GstElement *) src_list->data;
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src_list = src_list->next;
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e = gst_element_factory_make ("fakesink", NULL);
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gst_bin_add (GST_BIN (pipeline), e);
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if (gst_element_link (src, e) != GST_PAD_LINK_OK)
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g_assert_not_reached ();
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}
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g_slist_free (saved_src_list);
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end = gst_get_current_time ();
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g_print ("%" GST_TIME_FORMAT " - creating and linking %d tee elements\n",
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GST_TIME_ARGS (end - start), i);
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start = gst_get_current_time ();
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if (gst_element_set_state (pipeline, GST_STATE_PLAYING) != GST_STATE_SUCCESS)
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g_assert_not_reached ();
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end = gst_get_current_time ();
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g_print ("%" GST_TIME_FORMAT " - setting pipeline to playing\n",
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GST_TIME_ARGS (end - start));
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start = gst_get_current_time ();
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while (gst_bin_iterate (GST_BIN (pipeline)));
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end = gst_get_current_time ();
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g_print ("%" GST_TIME_FORMAT " - putting %u buffers through\n",
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GST_TIME_ARGS (end - start), BUFFER_COUNT);
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start = gst_get_current_time ();
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g_object_unref (pipeline);
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end = gst_get_current_time ();
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g_print ("%" GST_TIME_FORMAT " - unreffing pipeline\n",
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GST_TIME_ARGS (end - start));
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return 0;
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}
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