gstreamer recipes: Add a helper for disabling plugins

Also stop disabling dvb on Debian Squeeze and Wheezy, they're 6+ years
old and no one is testing this anymore.

recipes/custom.py

@@ -52,6 +52,21 @@ class GStreamer(recipe.Recipe):
         else:
             self.meson_options[option] = 'disabled'
 
+    def disable_plugin(self, plugin, category, option=None, dep=None):
+        if option is None:
+            option = plugin
+        if dep is not None and dep in self.deps:
+            self.deps.remove(dep)
+        plugin = 'lib/gstreamer-1.0/libgst' + plugin
+        if hasattr(self, 'files_plugins_' + category):
+            f = getattr(self, 'files_plugins_' + category)
+            f.remove(plugin + '%(mext)s')
+        if hasattr(self, 'files_plugins_{}_devel'.format(category)):
+            d = getattr(self, 'files_plugins_{}_devel'.format(category))
+            d.remove(plugin + '.a')
+            d.remove(plugin + '.la')
+        self.meson_options[option] = 'disabled'
+
 
 def list_gstreamer_1_0_plugins_by_category(config):
         cookbook = CookBook(config)

recipes/gst-plugins-bad-1.0.recipe

@@ -413,21 +413,12 @@ class Recipe(custom.GStreamer):
         if self.config.target_platform in (Platform.DARWIN, Platform.IOS):
             self.meson_options['applemedia'] = 'enabled'
 
-        if self.config.target_platform in [ Platform.ANDROID, Platform.IOS ]:
-            self.deps.remove('libdvdnav')
-            self.files_plugins_dvd.remove('lib/gstreamer-1.0/libgstresindvd%(mext)s')
-            self.files_plugins_dvd_devel.remove('lib/gstreamer-1.0/libgstresindvd.a')
-            self.files_plugins_dvd_devel.remove('lib/gstreamer-1.0/libgstresindvd.la')
-            self.meson_options['resindvd'] = 'disabled'
+        if self.config.target_platform in (Platform.ANDROID, Platform.IOS):
+            self.disable_plugin('resindvd', 'dvd', dep='libdvdnav')
 
         if self.config.variants.nodebug:
             self.append_env('CFLAGS', '-DGST_LEVEL_MAX=GST_LEVEL_FIXME')
 
-        if self.config.target_distro_version in [DistroVersion.DEBIAN_SQUEEZE, DistroVersion.DEBIAN_WHEEZY]:
-            self.platform_files_plugins_capture[Platform.LINUX].remove('lib/gstreamer-1.0/libgstdvb%(mext)s')
-            self.platform_files_plugins_capture_devel[Platform.LINUX].remove('lib/gstreamer-1.0/libgstdvb.a')
-            self.platform_files_plugins_capture_devel[Platform.LINUX].remove('lib/gstreamer-1.0/libgstdvb.la')
-
     def post_install(self):
         LibtoolLibrary('gstphotography-1.0', None, None, None, self.config.libdir,
                 self.config.target_platform, deps=['gstreamer-1.0']).save()

recipes/gst-plugins-ugly-1.0.recipe

@@ -48,12 +48,8 @@ class Recipe(custom.GStreamer):
     files_lang = ['gst-plugins-ugly-1.0']
 
     def prepare(self):
-        if self.config.target_platform in [ Platform.ANDROID, Platform.IOS ]:
-            self.deps.remove('libdvdread')
-            self.files_plugins_dvd.remove('lib/gstreamer-1.0/libgstdvdread%(mext)s')
-            self.files_plugins_dvd_devel.remove('lib/gstreamer-1.0/libgstdvdread.la')
-            self.files_plugins_dvd_devel.remove('lib/gstreamer-1.0/libgstdvdread.a')
-            self.meson_options['dvdread'] = 'disabled'
+        if self.config.target_platform in (Platform.ANDROID, Platform.IOS):
+            self.disable_plugin('dvdread', 'dvd', dep='libdvdread')
 
         if self.config.variants.nodebug:
             self.append_env('CFLAGS', '-DGST_LEVEL_MAX=GST_LEVEL_FIXME')