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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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237 lines
5.8 KiB
C
237 lines
5.8 KiB
C
#include <gst/gst.h>
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#include <stdlib.h>
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#include <string.h>
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/* FIXME: WTF does this do? */
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static guint64 max = 0, min = -1, total = 0;
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static guint count = 0;
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static guint print_del = 1;
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static guint iterations = 0;
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static guint mhz = 0;
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void
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handoff_src (GstElement * src, GstBuffer * buf, gpointer user_data)
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{
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gst_trace_read_tsc (&GST_BUFFER_TIMESTAMP (buf));
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}
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void
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handoff_sink (GstElement * sink, GstBuffer * buf, gpointer user_data)
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{
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guint64 end, d, avg;
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guint avg_ns;
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gst_trace_read_tsc (&end);
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d = end - GST_BUFFER_TIMESTAMP (buf);
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if (d > max)
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max = d;
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if (d < min)
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min = d;
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total += d;
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count++;
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avg = total / count;
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avg_ns = (guint) (1000.0 * (double) avg / (double) mhz);
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if ((count % print_del) == 0) {
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g_print ("%07d:%08" G_GUINT64_FORMAT " min:%08" G_GUINT64_FORMAT " max:%08"
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G_GUINT64_FORMAT " avg:%08" G_GUINT64_FORMAT " avg-s:0.%09d\r", count,
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d, min, max, avg, avg_ns);
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}
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}
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GstElement *
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identity_add (GstPipeline * pipeline, GstElement * first, int count)
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{
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GstElement *last, *ident;
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int i;
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char buf[20];
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last = first;
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for (i = 0; i < count; i++) {
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snprintf (buf, 20, "identity_%03d", i);
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ident = gst_element_factory_make ("identity", buf);
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g_return_val_if_fail (ident != NULL, NULL);
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g_object_set (G_OBJECT (ident), "silent", TRUE, NULL);
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gst_bin_add (GST_BIN (pipeline), GST_ELEMENT (ident));
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gst_pad_link (gst_element_get_pad (last, "src"),
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gst_element_get_pad (ident, "sink"));
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last = ident;
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}
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return last;
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}
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GstElement *
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fakesrc (void)
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{
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GstElement *src;
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src = gst_element_factory_make ("fakesrc", "src");
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g_return_val_if_fail (src != NULL, NULL);
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g_object_set (G_OBJECT (src), "silent", TRUE, NULL);
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g_object_set (G_OBJECT (src), "num_buffers", iterations, NULL);
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g_signal_connect (G_OBJECT (src), "handoff", G_CALLBACK (handoff_src), NULL);
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return src;
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}
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GstElement *
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fakesink (void)
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{
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GstElement *sink;
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sink = gst_element_factory_make ("fakesink", "fakesink");
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g_return_val_if_fail (sink != NULL, NULL);
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g_object_set (G_OBJECT (sink), "silent", TRUE, NULL);
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g_signal_connect (G_OBJECT (sink),
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"handoff", G_CALLBACK (handoff_sink), NULL);
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return sink;
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}
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GstPipeline *
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simple (int argc, int argi, char *argv[])
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{
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GstPipeline *pipeline;
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GstElement *last, *src, *sink;
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int idents;
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if ((argc - argi) < 1) {
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fprintf (stderr, "bad params");
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return NULL;
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}
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idents = atoi (argv[argi]);
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if ((argc - argi) == 2) {
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gst_scheduler_factory_set_default_name (argv[argi + 1]);
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}
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pipeline = GST_PIPELINE (gst_pipeline_new ("pipeline"));
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g_return_val_if_fail (pipeline != NULL, NULL);
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src = fakesrc ();
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gst_bin_add (GST_BIN (pipeline), GST_ELEMENT (src));
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last = identity_add (pipeline, src, idents);
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sink = fakesink ();
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gst_bin_add (GST_BIN (pipeline), GST_ELEMENT (sink));
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gst_pad_link (gst_element_get_pad (last, "src"),
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gst_element_get_pad (sink, "sink"));
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return pipeline;
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}
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GstPipeline *
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queue (int argc, int argi, char *argv[])
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{
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GstPipeline *pipeline;
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GstElement *last, *src, *sink, *src_thr, *src_q, *sink_q, *sink_thr;
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int idents;
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if ((argc - argi) < 1) {
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fprintf (stderr, "bad params");
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return NULL;
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}
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idents = atoi (argv[argi]);
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if ((argc - argi) == 2) {
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gst_scheduler_factory_set_default_name (argv[argi + 1]);
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}
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pipeline = GST_PIPELINE (gst_pipeline_new ("pipeline"));
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g_return_val_if_fail (pipeline != NULL, NULL);
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src_thr = GST_ELEMENT (gst_thread_new ("src_thread"));
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g_return_val_if_fail (src_thr != NULL, NULL);
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src = fakesrc ();
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g_return_val_if_fail (src != NULL, NULL);
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gst_bin_add (GST_BIN (src_thr), GST_ELEMENT (src));
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src_q = gst_element_factory_make ("queue", "src_q");
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g_return_val_if_fail (src_q != NULL, NULL);
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gst_bin_add (GST_BIN (src_thr), GST_ELEMENT (src_q));
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gst_pad_link (gst_element_get_pad (src, "src"),
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gst_element_get_pad (src_q, "sink"));
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gst_bin_add (GST_BIN (pipeline), GST_ELEMENT (src_thr));
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last = identity_add (pipeline, src_q, idents);
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sink_q = gst_element_factory_make ("queue", "sink_q");
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g_return_val_if_fail (sink_q != NULL, NULL);
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gst_bin_add (GST_BIN (pipeline), GST_ELEMENT (sink_q));
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gst_pad_link (gst_element_get_pad (last, "src"),
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gst_element_get_pad (sink_q, "sink"));
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sink_thr = GST_ELEMENT (gst_thread_new ("sink_thread"));
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g_return_val_if_fail (sink_thr != NULL, NULL);
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sink = fakesink ();
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g_return_val_if_fail (sink != NULL, NULL);
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gst_bin_add (GST_BIN (sink_thr), GST_ELEMENT (sink));
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gst_bin_add (GST_BIN (pipeline), GST_ELEMENT (sink_thr));
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gst_pad_link (gst_element_get_pad (sink_q, "src"),
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gst_element_get_pad (sink, "sink"));
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return pipeline;
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}
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struct test
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{
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char *name;
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char *params;
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GstPipeline *(*func) (int argc, int argi, char *argv[]);
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};
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static struct test tests[] = {
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{"simple", "ident_count [scheduler_name]", simple},
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{"queue", "ident_count [scheduler_name]", queue},
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{NULL, NULL, NULL}
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};
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int
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main (int argc, char *argv[])
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{
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GstPipeline *pipeline;
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int i;
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char *name;
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gst_init (&argc, &argv);
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if (argc < 3) {
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fprintf (stderr,
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"usage: %s iterations print_del mhz test_name [test_params...]\n",
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argv[0]);
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for (i = 0; tests[i].name; i++) {
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fprintf (stderr, " %s %s\n", tests[i].name, tests[i].params);
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}
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exit (1);
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} else {
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iterations = atoi (argv[1]);
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print_del = atoi (argv[2]);
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mhz = atoi (argv[3]);
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name = argv[4];
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}
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pipeline = NULL;
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for (i = 0; tests[i].name && !pipeline; i++) {
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if (!strcmp (name, tests[i].name)) {
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pipeline = tests[i].func (argc, 5, argv);
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}
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}
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g_return_val_if_fail (pipeline != NULL, -1);
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/*xmlSaveFile("lat.gst", gst_xml_write(GST_ELEMENT(pipeline))); */
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gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
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while (count < iterations) {
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gst_bin_iterate (GST_BIN (pipeline));
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}
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g_print ("\n");
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return 0;
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}
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