Add a new module, gstoption which allows you to fetch the

Original commit message from CVS:
2007-11-05  Johan Dahlin  <johan@gnome.org>

* gstoptionmodule.c:
* Makefile.am:
* configure.ac:
Add a new module, gstoption which allows you to fetch the
GOptionGroup from gstreamer without initializing and parsing
the command line arguments. Requires PyGObject 2.15.0
Fixes #425847

* examples/option-parser.py (main): Example

ChangeLog

@@ -1,3 +1,15 @@
+2007-11-05  Johan Dahlin  <johan@gnome.org>
+
+	* gstoptionmodule.c:
+	* Makefile.am:
+	* configure.ac:
+	Add a new module, gstoption which allows you to fetch the
+	GOptionGroup from gstreamer without initializing and parsing
+	the command line arguments. Requires PyGObject 2.15.0
+	Fixes #425847
+	
+	* examples/option-parser.py (main): Example
+
 2007-11-01  Johan Dahlin  <johan@gnome.org>
 
 	* gst/gst.override: 

Makefile.am

@@ -1,12 +1,28 @@
 SUBDIRS = codegen gst examples testsuite pkgconfig
 
 win32 = $(shell cat $(top_srcdir)/win32/MANIFEST)
+common_cflags = $(PYGOBJECT_CFLAGS) $(GST_CFLAGS) $(GST_OPTION_CFLAGS) -fno-strict-aliasing
+common_libadd = $(GST_LIBS) $(GST_OPTION_LIBS)
+common_ldflags = -module -avoid-version
 
 debug:
 	echo $(win32)	
 
 ACLOCAL_AMFLAGS = -I common/m4
 
+pyexec_LTLIBRARIES = 
+
+if HAVE_PYGOBJECT_2_16
+pyexec_LTLIBRARIES += gstoption.la
+endif
+
+# GStreamer option bindings
+gstoption_la_CFLAGS = $(common_cflags)
+gstoption_la_LIBADD = $(common_libadd)
+gstoption_la_LDFLAGS = $(common_ldflags) \
+	-export-symbols-regex "^(initgstoption|_PyGObject_API).*"
+gstoption_la_SOURCES = gstoptionmodule.c
+
 EXTRA_DIST = \
 	gstltihooks.py \
 	pygst.py.in \

common

@@ -1 +1 @@
-Subproject commit 34d7d649b972ea4915611a6ed88f01613bf32777
+Subproject commit 423e2ea96b5f79281f4dd20d734bd968b3d95e89

configure.ac

@@ -323,6 +323,17 @@ PKG_CHECK_MODULES(PYGOBJECT_2_12, pygobject-2.0 >= 2.11.1,
       [Defined if we have a 2.12 series pygobject])
   ], HAVE_PYGOBJECT_2_12="no")
 
+dnl FIXME: check for a pygobject which exports pyg_option_group_new
+PKG_CHECK_MODULES(PYGOBJECT_2_16, pygobject-2.0 >= 2.15.0,
+  [
+    HAVE_PYGOBJECT_2_16="yes"
+    AC_MSG_RESULT([yes])
+    AC_DEFINE_UNQUOTED(HAVE_PYGOBJECT_2_16, 1,
+      [Defined if we have a 2.16 series pygobject])
+  ], HAVE_PYGOBJECT_2_16="no")
+
+AM_CONDITIONAL(HAVE_PYGOBJECT_2_16, test x$HAVE_PYGOBJECT_2_16 != xno)
+
 dnl define an ERROR_CFLAGS Makefile variable
 AG_GST_SET_ERROR_CFLAGS($GST_CVS)
 

examples/option-parser.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python
+# -*- Mode: Python -*-
+# vi:si:et:sw=4:sts=4:ts=4
+
+import sys
+
+import pygtk
+pygtk.require('2.0')
+
+from gobject.option import OptionParser, OptionGroup
+import pygst
+pygst.require('0.10')
+
+import gstoption
+
+def main(args):
+    parser = OptionParser()
+
+    group = OptionGroup('flumotion', 'Flumotion options',
+                        option_list=[])
+    group.add_option('-v', '--verbose',
+                      action="store_true", dest="verbose",
+                      help="be verbose")
+    group.add_option('', '--version',
+                      action="store_true", dest="version",
+                      default=False,
+                      help="show version information")
+    parser.add_option_group(group)
+
+    parser.add_option_group(gstoption.get_group())
+
+    options, args = parser.parse_args(args)
+
+    if options.verbose:
+        print 'Verbose mode'
+
+    import gst
+
+    if options.version:
+        print sys.version, gst.version
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))

gstoptionmodule.c

@@ -0,0 +1,50 @@
+/* -*- Mode: C; ; c-file-style: "k&r"; c-basic-offset: 4 -*- */
+/* gst-python
+ * Copyright (C) 2007 Johan Dahlin
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ * 
+ * Author: Johan Dahlin <johan@gnome.org>
+ */
+
+#include <Python.h>
+#include <pygobject.h>
+#include <gst/gst.h>
+
+static PyObject *
+_wrap_gstoption_get_group (PyObject *self)
+{
+  GOptionGroup *option_group;
+
+  option_group = gst_init_get_option_group();
+  return pyg_option_group_new(option_group);
+}
+
+static PyMethodDef pygstoption_functions[] = {
+    { "get_group", (PyCFunction)_wrap_gstoption_get_group, METH_NOARGS, NULL },
+    { NULL, NULL, 0, NULL }
+};
+
+DL_EXPORT(void)
+initgstoption (void)
+{
+     init_pygobject ();
+
+     if (!g_thread_supported ())
+       g_thread_init (NULL);
+
+     Py_InitModule ("gstoption", pygstoption_functions);
+}