[pitivi] settings.py: add copy() method to ExportSettings class

[Edward Hervey <edwardrv src gnome org>]

commit 71620a56b6af5f4bff820f9edcee50ff812f8d66
Author: Brandon Lewis <brandon_lewis berkeley edu>
Date:   Mon Oct 19 09:29:14 2009 -0700

    settings.py: add copy() method to ExportSettings class

 pitivi/settings.py |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)
---
diff --git a/pitivi/settings.py b/pitivi/settings.py
index 5cadef7..47d527c 100644
--- a/pitivi/settings.py
+++ b/pitivi/settings.py
@@ -469,6 +469,23 @@ class ExportSettings(Signallable, Loggable):
         self.aencoders = available_audio_encoders()
         self.muxers = available_combinations(self.muxers, self.vencoders, self.aencoders)
 
+    def copy(self):
+        ret = ExportSettings()
+        ret.videowidth = self.videowidth
+        ret.videoheight = self.videoheight
+        ret.videorate = gst.Fraction(self.videorate.num, self.videorate.denom)
+        ret.videopar = gst.Fraction(self.videopar.num, self.videopar.denom)
+        ret.audiochannels = self.audiochannels
+        ret.audiorate = self.audiorate
+        ret.audiodepth = self.audiodepth
+        ret.vencoder = self.vencoder
+        ret.aencoder = self.aencoder
+        ret.muxer = self.muxer
+        ret.containersettings = dict(self.containersettings)
+        ret.acodecsettings = dict(self.acodecsettings)
+        ret.vcodecsettings = dict(self.vcodecsettings)
+        return ret
+
     def __str__(self):
         msg = _("Export Settings\n")
         msg += _("Video: ") + str(self.videowidth) + " " + str(self.videoheight) +\