[longomatch] Don't overwrite the source file when remuxing

[Andoni Morales Alastruey <amorales src gnome org>]

commit cc9c847a6294516088b4147c4dadbd9bec8795b6
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Sun Sep 15 12:37:33 2013 +0200

    Don't overwrite the source file when remuxing

 LongoMatch.GUI.Multimedia/Gui/Utils/Remuxer.cs |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/LongoMatch.GUI.Multimedia/Gui/Utils/Remuxer.cs b/LongoMatch.GUI.Multimedia/Gui/Utils/Remuxer.cs
index 9040362..528c1ff 100644
--- a/LongoMatch.GUI.Multimedia/Gui/Utils/Remuxer.cs
+++ b/LongoMatch.GUI.Multimedia/Gui/Utils/Remuxer.cs
@@ -55,6 +55,11 @@ namespace LongoMatch.Video.Utils
                        } else {
                                this.outputFilepath = Path.ChangeExtension(inputFile.FilePath,
                                                                           GetExtension(muxer));
+                               if (this.outputFilepath == inputFile.FilePath) {
+                                       this.outputFilepath = Path.ChangeExtension(inputFile.FilePath,
+                                                                                  "1." + 
GetExtension(muxer));
+                               }
+
                        }
                        this.multimedia = new MultimediaFactory();
                }