Now creates the XML for dvd menues, and multiplex them with the MPEG file

Now allows to send a file to stdin in a process, and store stdout in another file

src/devede/mux_dvd_menu.py

@@ -0,0 +1,54 @@
+#!/usr/bin/env python3
+
+# Copyright 2014 (C) Raster Software Vigo (Sergio Costas)
+#
+# This file is part of DeVeDe-NG
+#
+# DeVeDe-NG is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# DeVeDe-NG is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>
+
+import os
+import devede.configuration_data
+import devede.executor
+
+class mux_dvd_menu(devede.executor.executor):
+
+    def __init__(self):
+
+        devede.executor.executor.__init__(self)
+        self.config = devede.configuration_data.configuration.get_config()
+
+    def create_mpg(self,n_page,output_path):
+
+        self.n_page = n_page
+        self.text = _("Mixing menu %(X)d") % {"X": self.n_page}
+
+        self.command_var=[]
+        self.command_var.append("spumux")
+        self.command_var.append(os.path.join(output_path,"menu_"+str(n_page)+".xml"))
+        self.stdin_file = os.path.join(output_path,"menu_"+str(n_page)+".mpg")
+        self.stdout_file = os.path.join(output_path,"menu_"+str(n_page)+"B.mpg")
+
+
+    def process_stderr(self,data):
+
+        print("spumux: "+str(data))
+        return
+
+        pos = data[0].find("time=")
+        if (pos != -1):
+            pos+=5
+            pos2 = data[0].find(" ",pos)
+            if (pos2 != -1):
+                t = float(data[0][pos:pos2])
+                self.progress_bar[1].set_fraction(t / self.sound_length)