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[gst-cvs] gstreamer: controller: add a benchmark to verify the switch to gsequence
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From: <en...@ke...> - 2009-05-22 20:57:12
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Module: gstreamer Branch: master Commit: 5c4751c601ecf08bb09d495e1f8c23c51b256219 URL: http://cgit.freedesktop.org/gstreamer/gstreamer/commit/?id=5c4751c601ecf08bb09d495e1f8c23c51b256219 Author: Stefan Kost <en...@us...> Date: Fri May 22 23:47:30 2009 +0300 controller: add a benchmark to verify the switch to gsequence --- tests/benchmarks/.gitignore | 1 + tests/benchmarks/Makefile.am | 4 + tests/benchmarks/controller.c | 172 +++++++++++++++++++++++++++++++++++++++++ 3 files changed, 177 insertions(+), 0 deletions(-) diff --git a/tests/benchmarks/.gitignore b/tests/benchmarks/.gitignore index ad80b47..d74e078 100644 --- a/tests/benchmarks/.gitignore +++ b/tests/benchmarks/.gitignore @@ -2,6 +2,7 @@ Makefile Makefile.in caps complexity +controller gstclockstress gstpollstress mass-elements diff --git a/tests/benchmarks/Makefile.am b/tests/benchmarks/Makefile.am index 0436a72..6d07065 100644 --- a/tests/benchmarks/Makefile.am +++ b/tests/benchmarks/Makefile.am @@ -1,6 +1,7 @@ noinst_PROGRAMS = \ caps \ complexity \ + controller \ init \ mass-elements \ gstpollstress \ @@ -9,3 +10,6 @@ noinst_PROGRAMS = \ LDADD = $(GST_OBJ_LIBS) AM_CFLAGS = $(GST_OBJ_CFLAGS) +controller_CFLAGS = $(GST_OBJ_CFLAGS) -I$(top_builddir)/libs +controller_LDFLAGS = $(top_builddir)/libs/gst/controller/libgstcontroller-@GST_MAJORMINOR@.la + diff --git a/tests/benchmarks/controller.c b/tests/benchmarks/controller.c new file mode 100644 index 0000000..d052f31 --- /dev/null +++ b/tests/benchmarks/controller.c @@ -0,0 +1,172 @@ +/* GStreamer + * Copyright (C) 2009 Stefan Kost <en...@us...> + * + * controller.c: benchmark for interpolation control-source + * + * 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. + */ + + +#include <gst/gst.h> +#include <gst/controller/gstcontroller.h> +#include <gst/controller/gstinterpolationcontrolsource.h> + +#define NUM_CP 5000 +#define BLOCK_SIZE 64 + +static void +event_loop (GstElement * pipe) +{ + GstBus *bus; + GstMessage *message = NULL; + + bus = gst_element_get_bus (GST_ELEMENT (pipe)); + + while (TRUE) { + message = gst_bus_poll (bus, GST_MESSAGE_ANY, -1); + + g_assert (message != NULL); + + switch (message->type) { + case GST_MESSAGE_EOS: + gst_message_unref (message); + return; + case GST_MESSAGE_WARNING: + case GST_MESSAGE_ERROR:{ + GError *gerror; + gchar *debug; + + gst_message_parse_error (message, &gerror, &debug); + gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug); + gst_message_unref (message); + g_error_free (gerror); + g_free (debug); + return; + } + default: + gst_message_unref (message); + break; + } + } +} + +gint +main (gint argc, gchar * argv[]) +{ + gint res = 1; + gint i, j; + GstElement *src, *sink; + GstElement *bin; + GstController *ctrl; + GstInterpolationControlSource *csource; + GValue freq = { 0, }; + GstClockTime bt, ct; + GstClockTimeDiff elapsed; + GstClockTime tick; + + gst_init (&argc, &argv); + gst_controller_init (&argc, &argv); + + /* build pipeline */ + bin = gst_pipeline_new ("pipeline"); + src = gst_element_factory_make ("audiotestsrc", "gen_audio"); + if (!src) { + GST_WARNING ("need audiotestsrc from gst-plugins-base"); + goto Error; + } + sink = gst_element_factory_make ("fakesink", "swallow_audio"); + + gst_bin_add_many (GST_BIN (bin), src, sink, NULL); + if (!gst_element_link (src, sink)) { + GST_WARNING ("can't link elements"); + goto Error; + } + + g_object_set (G_OBJECT (src), "wave", 7, /* sine table - we don't want to benchmark the fpu */ + "num-buffers", NUM_CP, "samplesperbuffer", BLOCK_SIZE, NULL); + + tick = BLOCK_SIZE * GST_SECOND / 44100; + + /* add a controller to the source */ + if (!(ctrl = gst_controller_new (G_OBJECT (src), "freq", NULL))) { + GST_WARNING ("can't control source element"); + goto Error; + } + + /* create and configure control source */ + csource = gst_interpolation_control_source_new (); + gst_controller_set_control_source (ctrl, "freq", + GST_CONTROL_SOURCE (csource)); + gst_interpolation_control_source_set_interpolation_mode (csource, + GST_INTERPOLATE_LINEAR); + g_value_init (&freq, G_TYPE_DOUBLE); + + + /* set control values, we set them in a linear order as we would when loading + * a stored project + */ + bt = gst_util_get_timestamp (); + + for (i = 0; i < NUM_CP; i++) { + g_value_set_double (&freq, g_random_double_range (50.0, 3000.0)); + gst_interpolation_control_source_set (csource, i * tick, &freq); + } + + ct = gst_util_get_timestamp (); + elapsed = GST_CLOCK_DIFF (bt, ct); + printf ("linear insert of control-points: %" GST_TIME_FORMAT "\n", + GST_TIME_ARGS (elapsed)); + + + /* set extra control values, we set them in arbitrary order to simulate + * the user editing a project from the ui + */ + bt = gst_util_get_timestamp (); + + for (i = 0; i < 100; i++) { + j = g_random_int_range (0, NUM_CP - 1); + g_value_set_double (&freq, g_random_double_range (50.0, 3000.0)); + gst_interpolation_control_source_set (csource, j * tick, &freq); + } + + ct = gst_util_get_timestamp (); + elapsed = GST_CLOCK_DIFF (bt, ct); + printf ("random insert of control-points: %" GST_TIME_FORMAT "\n", + GST_TIME_ARGS (elapsed)); + + g_object_unref (csource); + + /* play, this test sequential reads */ + bt = gst_util_get_timestamp (); + + if (gst_element_set_state (bin, GST_STATE_PLAYING)) { + /* wait for EOS */ + event_loop (bin); + gst_element_set_state (bin, GST_STATE_NULL); + } + + ct = gst_util_get_timestamp (); + elapsed = GST_CLOCK_DIFF (bt, ct); + printf ("linear read of control-points: %" GST_TIME_FORMAT "\n", + GST_TIME_ARGS (elapsed)); + + /* cleanup */ + g_object_unref (G_OBJECT (ctrl)); + gst_object_unref (G_OBJECT (bin)); + res = 0; +Error: + return res; +} |