Update

2022-03-12 03:16:09 +08:00
parent 12b76e0c7a
commit 27c4ec74a1
10075 changed files with 5122287 additions and 1 deletions
@@ -0,0 +1,103 @@
+# -*- coding: utf-8; mode: python; -*-
+#
+#  GStreamer Debug Viewer - View and analyze GStreamer debug log files
+#
+#  Copyright (C) 2007 René Stadler <mail@renestadler.de>
+#
+#  This program 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.
+#
+#  This program 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/>.
+
+"""GStreamer Debug Viewer Plugins package."""
+
+__all__ = ["_", "_N", "FeatureBase", "PluginBase"]
+
+import os.path
+
+
+def _N(s):
+    return s
+
+
+def load(paths=()):
+
+    for path in paths:
+        for plugin_module in _load_plugins(path):
+            yield plugin_module.Plugin
+
+
+def _load_plugins(path):
+
+    import imp
+    import glob
+
+    files = glob.glob(os.path.join(path, "*.py"))
+
+    for filename in files:
+
+        name = os.path.basename(os.path.splitext(filename)[0])
+        if name == "__init__":
+            continue
+        fp, pathname, description = imp.find_module(name, [path])
+        module = imp.load_module(name, fp, pathname, description)
+        yield module
+
+
+class FeatureBase (object):
+
+    def __init__(self, app):
+
+        pass
+
+    def handle_attach_window(self, window):
+        """
+        window: GstDebugViewer.GUI.window.Window
+        """
+
+        pass
+
+    def handle_attach_log_file(self, window, log_file):
+        """
+        window: GstDebugViewer.GUI.window.Window
+        log_file: GstDebugViewer.Data.LogFile
+        """
+
+        pass
+
+    def handle_detach_log_file(self, window, log_file):
+        """
+        window: GstDebugViewer.GUI.window.Window
+        log_file: GstDebugViewer.Data.LogFile
+        """
+
+        pass
+
+    def handle_detach_window(self, window):
+        """
+        window: GstDebugViewer.GUI.window.Window
+        """
+
+        pass
+
+
+class PluginBase (object):
+    """
+    All plugins must implement a class called Plugin inheriting from PluginBase.
+    They should place a tuple of features they export into 'features'. Each
+    feature should be a subclass of FeatureBase.
+    """
+
+    features = ()
+
+    def __init__(self, app):
+
+        pass