From 04ee9bbe1a0c3770b80c5c82224f838447805f94 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim-Philipp=20M=C3=BCller?= <tim@centricular.com>
Date: Fri, 10 Jan 2014 11:17:38 +0000
Subject: [PATCH] tools: gst-play: add dot file dumping for pipeline graph
 debugging

---
 tools/gst-play.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/tools/gst-play.c b/tools/gst-play.c
index 7f78e300c0..6051cbbd00 100644
--- a/tools/gst-play.c
+++ b/tools/gst-play.c
@@ -170,6 +170,11 @@ play_bus_msg (GstBus * bus, GstMessage * msg, gpointer user_data)
 
   switch (GST_MESSAGE_TYPE (msg)) {
     case GST_MESSAGE_ASYNC_DONE:
+
+      /* dump graph on preroll */
+      GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (play->playbin),
+          GST_DEBUG_GRAPH_SHOW_ALL, "gst-play.async-done");
+
       g_print ("Prerolled.\r");
       if (play->missing != NULL && play_install_missing_plugins (play)) {
         g_print ("New plugins installed, trying again...\n");
@@ -238,6 +243,10 @@ play_bus_msg (GstBus * bus, GstMessage * msg, gpointer user_data)
       GError *err;
       gchar *dbg = NULL;
 
+      /* dump graph on warning */
+      GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (play->playbin),
+          GST_DEBUG_GRAPH_SHOW_ALL, "gst-play.warning");
+
       gst_message_parse_warning (msg, &err, &dbg);
       g_printerr ("WARNING %s\n", err->message);
       if (dbg != NULL)
@@ -250,6 +259,10 @@ play_bus_msg (GstBus * bus, GstMessage * msg, gpointer user_data)
       GError *err;
       gchar *dbg;
 
+      /* dump graph on error */
+      GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (play->playbin),
+          GST_DEBUG_GRAPH_SHOW_ALL, "gst-play.error");
+
       gst_message_parse_error (msg, &err, &dbg);
       g_printerr ("ERROR %s for %s\n", err->message, play->uris[play->cur_idx]);
       if (dbg != NULL)