[pitivi/ges] viewer: Add some debug logging

[Thibault Saunier <tsaunier src gnome org>]

commit cc1ca9bc4569318f89f989874317032fc543e15c
Author: Thibault Saunier <thibault saunier collabora com>
Date:   Thu Mar 29 18:26:36 2012 -0400

    viewer: Add some debug logging

 pitivi/viewer.py |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/pitivi/viewer.py b/pitivi/viewer.py
index 54232b5..e670352 100644
--- a/pitivi/viewer.py
+++ b/pitivi/viewer.py
@@ -502,6 +502,9 @@ class PitiviViewer(gtk.VBox, Loggable):
         """
         cur_time = time()
         if not self._tmp_pipeline:
+            self.debug("Creating temporary pipeline for clip %s, position %s",
+                clip_uri, gst.TIME_ARGS(position))
+
             self._oldTimelinePos = self.pipeline.query_position(gst.FORMAT_TIME)[0]
             self._tmp_pipeline = gst.element_factory_make("playbin2")
             self._tmp_pipeline.set_property("uri", clip_uri)
@@ -518,6 +521,7 @@ class PitiviViewer(gtk.VBox, Loggable):
         """
         self._tmp_pipeline = None  # Free the memory
         self.setPipeline(self.app.current.pipeline, self._oldTimelinePos)
+        self.debug("Back to old pipeline")
 
     def pipelineStateChanged(self, state):
         """