From d8fc68479c7fe6f8d976d4609504c9c0d21c9dad Mon Sep 17 00:00:00 2001
From: Thibault Saunier <thibault.saunier@collabora.com>
Date: Thu, 9 Jan 2014 11:13:40 +0100
Subject: [PATCH] validate:tools: Print position every 50ms in gst-validate

---
 validate/tools/gst-validate.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/validate/tools/gst-validate.c b/validate/tools/gst-validate.c
index 4322def707..8eb97bb12e 100644
--- a/validate/tools/gst-validate.c
+++ b/validate/tools/gst-validate.c
@@ -53,6 +53,35 @@ intr_handler (gpointer user_data)
 }
 #endif /* G_OS_UNIX */
 
+static gboolean
+print_position (void)
+{
+  GstQuery *query;
+  gint64 position, duration;
+
+  gdouble rate = 1.0;
+  GstFormat format = GST_FORMAT_TIME;
+
+  gst_element_query_position (pipeline, format, &position);
+
+  format = GST_FORMAT_TIME;
+  gst_element_query_duration (pipeline, format, &duration);
+
+  query = gst_query_new_segment (GST_FORMAT_DEFAULT);
+  if (gst_element_query (pipeline, query))
+    gst_query_parse_segment (query, &rate, NULL, NULL, NULL);
+  gst_query_unref (query);
+
+  g_print ("<position: %" GST_TIME_FORMAT " duration: %" GST_TIME_FORMAT
+      " speed: %f />\r", GST_TIME_ARGS (position), GST_TIME_ARGS (duration),
+      rate);
+
+  GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
+      GST_DEBUG_GRAPH_SHOW_ALL, "position");
+
+  return TRUE;
+}
+
 static gboolean
 bus_callback (GstBus * bus, GstMessage * message, gpointer data)
 {
@@ -217,6 +246,7 @@ main (int argc, gchar ** argv)
     goto exit;
   }
 
+  g_timeout_add (50, (GSourceFunc) print_position, NULL);
   g_print ("Pipeline started\n");
   g_main_loop_run (mainloop);