diff --git a/Makefile.am b/Makefile.am
index 47cade25c1..454e773356 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -2,11 +2,11 @@ DISTCHECK_CONFIGURE_FLAGS=--enable-gtk-doc
 
 SUBDIRS = \
 	gst-libs gst sys ext pkgconfig \
-	m4 common docs tests po
+	m4 common docs tests po tools
 
 DIST_SUBDIRS = \
 	gst gst-libs sys ext pkgconfig \
-	m4 common docs tests po
+	m4 common docs tests po tools
 
 # include before EXTRA_DIST for win32 assignment
 include $(top_srcdir)/common/win32.mak
diff --git a/configure.ac b/configure.ac
index 56ebcfa641..c53775cd0b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1754,6 +1754,7 @@ docs/version.entities
 pkgconfig/Makefile
 pkgconfig/gstreamer-plugins-bad.pc
 pkgconfig/gstreamer-plugins-bad-uninstalled.pc
+tools/Makefile
 m4/Makefile
 win32/common/config.h
 )
diff --git a/tools/Makefile.am b/tools/Makefile.am
new file mode 100644
index 0000000000..54cdae13ec
--- /dev/null
+++ b/tools/Makefile.am
@@ -0,0 +1,20 @@
+
+EXTRA_DIST = \
+	element-maker \
+	base.c \
+	gobject.c \
+	gstaudiofilter.c \
+	gstaudiosink.c \
+	gstaudiosrc.c \
+	gstbaseaudiosink.c \
+	gstbaseaudiosrc.c \
+	gstbasertpdepayload.c \
+	gstbasertppayload.c \
+	gstbasesink.c \
+	gstbasesrc.c \
+	gstbasetransform.c \
+	gstcddabasesrc.c \
+	gstelement.c \
+	gstpushsrc.c \
+	gsttagdemux.c \
+	gstvideosink.c
diff --git a/tools/base.c b/tools/base.c
new file mode 100644
index 0000000000..76b3315a66
--- /dev/null
+++ b/tools/base.c
@@ -0,0 +1,33 @@
+
+% copyright
+/* GStreamer
+ * Copyright (C) 2010 FIXME <fixme@example.com>
+ *
+ * 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.
+ */
+
+% includes
+#include <gst/gst.h>
+% part2
+
+enum
+{
+  ARG_0
+};
+
+
+% end
+
diff --git a/tools/element-maker b/tools/element-maker
new file mode 100755
index 0000000000..1398b042b0
--- /dev/null
+++ b/tools/element-maker
@@ -0,0 +1,233 @@
+#!/bin/sh
+
+class=basetransform
+
+GST_IS_REPLACE=MY_IS_EXAMPLE
+GST_REPLACE=MY_EXAMPLE
+GST_TYPE_REPLACE=MY_TYPE_EXAMPLE
+GstReplace=MyExample
+gst_replace=my_example
+gstreplace=myexample
+replace=example
+
+source=gst$class.c
+pkg=`grep -A 10000 '^% pkg-config' $source | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1`
+GST_TYPE_BASE_REPLACE=`grep -A 10000 '^% TYPE_CLASS_NAME' $source | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1`
+GstBaseReplace=`grep -A 10000 '^% ClassName' $source | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1`
+
+generate ()
+{
+
+grep -A 10000 '^% copyright' base.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+
+cat <<EOF
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+EOF
+
+grep -A 10000 '^% includes' base.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% includes' gobject.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% includes' $source | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+
+cat <<EOF
+#include "gstreplace.h"
+
+/* prototypes */
+
+EOF
+
+grep -A 10000 '^% prototypes' base.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% prototypes' gobject.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% prototypes' $source | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+
+cat <<EOF
+
+enum
+{
+  PROP_0
+};
+
+/* pad templates */
+
+static GstStaticPadTemplate gst_replace_sink_template =
+GST_STATIC_PAD_TEMPLATE ("sink",
+    GST_PAD_SINK,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS ("application/unknown")
+    );
+
+static GstStaticPadTemplate gst_replace_src_template =
+GST_STATIC_PAD_TEMPLATE ("src",
+    GST_PAD_SRC,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS ("application/unknown")
+    );
+
+/* class initialization */
+
+GST_BOILERPLATE (GstReplace, gst_replace, GstBaseReplace,
+    GST_TYPE_BASE_REPLACE);
+
+static void
+gst_replace_base_init (gpointer g_class)
+{
+  GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
+
+  gst_element_class_add_pad_template (element_class,
+      gst_static_pad_template_get (&gst_replace_src_template));
+  gst_element_class_add_pad_template (element_class,
+      gst_static_pad_template_get (&gst_replace_sink_template));
+
+  gst_element_class_set_details_simple (element_class, "FIXME",
+      "Generic", "FIXME", "FIXME <fixme@example.com>");
+}
+
+static void
+gst_replace_class_init (GstReplaceClass * klass)
+{
+EOF
+grep -A 10000 '^% declare-class' base.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% declare-class' gobject.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% declare-class' $source | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+
+echo
+
+grep -A 10000 '^% set-methods' base.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% set-methods' gobject.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% set-methods' $source | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+
+cat <<EOF
+
+}
+
+static void
+gst_replace_init (GstReplace * replace, GstReplaceClass * replace_class)
+{
+
+}
+EOF
+
+
+grep -A 10000 '^% methods' base.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% methods' gobject.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% methods' $source | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+
+
+cat <<EOF
+
+static gboolean
+plugin_init (GstPlugin * plugin)
+{
+
+  gst_element_register (plugin, "replace", GST_RANK_NONE,
+      gst_replace_get_type ());
+
+  return TRUE;
+}
+
+#define VERSION "0.0.FIXME"
+#define PACKAGE "FIXME_package"
+#define PACKAGE_NAME "FIXME_package_name"
+#define PACKAGE_ORIGIN "http://FIXME.org/"
+
+GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
+    GST_VERSION_MINOR,
+    "replace",
+    "FIXME",
+    plugin_init, VERSION, "LGPL", PACKAGE_NAME, PACKAGE_ORIGIN)
+
+EOF
+
+
+}
+
+generate_header ()
+{
+
+grep -A 10000 '^% copyright' base.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+
+cat <<EOF
+#ifndef _GST_REPLACE_H_
+#define _GST_REPLACE_H_
+
+EOF
+
+grep -A 10000 '^% includes' base.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% includes' gobject.c | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+grep -A 10000 '^% includes' $source | tail -n +2|grep -m 1 -B 10000 '^%'|head -n -1
+
+cat <<EOF
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_REPLACE \
+  (gst_replace_get_type())
+#define GST_REPLACE(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_REPLACE,GstReplace))
+#define GST_REPLACE_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_REPLACE,GstReplaceClass))
+#define GST_IS_REPLACE(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_REPLACE))
+#define GST_IS_REPLACE_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_REPLACE))
+
+typedef struct _GstReplace GstReplace;
+typedef struct _GstReplaceClass GstReplaceClass;
+
+struct _GstReplace
+{
+  GstBaseReplace base_replace;
+
+};
+
+struct _GstReplaceClass
+{
+  GstBaseReplaceClass base_replace_class;
+};
+
+GType gst_replace_get_type (void);
+
+G_END_DECLS
+
+#endif
+EOF
+
+
+}
+
+
+generate | sed \
+  -e "s/GST_BASE_REPLACE/$GST_BASE_REPLACE/g" \
+  -e "s/GST_TYPE_BASE_REPLACE/$GST_TYPE_BASE_REPLACE/g" \
+  -e "s/GstBaseReplace/$GstBaseReplace/g" \
+  -e "s/GST_IS_REPLACE/$GST_IS_REPLACE/g" \
+  -e "s/GST_REPLACE/$GST_REPLACE/g" \
+  -e "s/GST_TYPE_REPLACE/$GST_TYPE_REPLACE/g" \
+  -e "s/GstReplace/$GstReplace/g" \
+  -e "s/gst_replace/$gst_replace/g" \
+  -e "s/gstreplace/$gstreplace/g" \
+  -e "s/replace/$replace/g" >myexample.c
+
+generate_header | sed \
+  -e "s/GST_BASE_REPLACE/$GST_BASE_REPLACE/g" \
+  -e "s/GST_TYPE_BASE_REPLACE/$GST_TYPE_BASE_REPLACE/g" \
+  -e "s/GstBaseReplace/$GstBaseReplace/g" \
+  -e "s/GST_IS_REPLACE/$GST_IS_REPLACE/g" \
+  -e "s/GST_REPLACE/$GST_REPLACE/g" \
+  -e "s/GST_TYPE_REPLACE/$GST_TYPE_REPLACE/g" \
+  -e "s/GstReplace/$GstReplace/g" \
+  -e "s/gst_replace/$gst_replace/g" \
+  -e "s/gstreplace/$gstreplace/g" \
+  -e "s/replace/$replace/g" >myexample.h
+
+gst-indent myexample.c
+
+echo pkg is $pkg
+
+gcc -Wall $(pkg-config --cflags gstreamer-0.10 $pkg) -c -o myexample.o myexample.c
+gcc -shared -o myexample.so myexample.o $(pkg-config --libs gstreamer-0.10 $pkg)
+
+
diff --git a/tools/gobject.c b/tools/gobject.c
new file mode 100644
index 0000000000..cae4facc97
--- /dev/null
+++ b/tools/gobject.c
@@ -0,0 +1,80 @@
+
+% includes
+% prototypes
+
+static void gst_replace_set_property (GObject * object,
+    guint property_id, const GValue * value, GParamSpec * pspec);
+static void gst_replace_get_property (GObject * object,
+    guint property_id, GValue * value, GParamSpec * pspec);
+static void gst_replace_dispose (GObject * object);
+static void gst_replace_finalize (GObject * object);
+
+% declare-class
+  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+% set-methods
+  gobject_class->set_property = gst_replace_set_property;
+  gobject_class->get_property = gst_replace_get_property;
+  gobject_class->dispose = gst_replace_dispose;
+  gobject_class->finalize = gst_replace_finalize;
+% methods
+
+void
+gst_replace_set_property (GObject * object, guint property_id,
+    const GValue * value, GParamSpec * pspec)
+{
+  GstReplace *replace;
+
+  g_return_if_fail (GST_IS_REPLACE (object));
+  replace = GST_REPLACE (object);
+
+  switch (property_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+  }
+}
+
+void
+gst_replace_get_property (GObject * object, guint property_id,
+    GValue * value, GParamSpec * pspec)
+{
+  GstReplace *replace;
+
+  g_return_if_fail (GST_IS_REPLACE (object));
+  replace = GST_REPLACE (object);
+
+  switch (property_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+  }
+}
+
+void
+gst_replace_dispose (GObject * object)
+{
+  GstReplace *replace;
+
+  g_return_if_fail (GST_IS_REPLACE (object));
+  replace = GST_REPLACE (object);
+
+  /* clean up as possible.  may be called multiple times */
+
+  G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+void
+gst_replace_finalize (GObject * object)
+{
+  GstReplace *replace;
+
+  g_return_if_fail (GST_IS_REPLACE (object));
+  replace = GST_REPLACE (object);
+
+  /* clean up object here */
+
+  G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+% end
+
diff --git a/tools/gstaudiofilter.c b/tools/gstaudiofilter.c
new file mode 100644
index 0000000000..018128153e
--- /dev/null
+++ b/tools/gstaudiofilter.c
@@ -0,0 +1,23 @@
+% ClassName
+GstAudioFilter
+% TYPE_CLASS_NAME
+GST_TYPE_AUDIO_FILTER
+% pkg-config
+gstreamer-audio-0.10
+% includes
+#include <gst/audio/gstaudiofilter.h>
+% prototypes
+static gboolean
+gst_replace_setup (GstAudioFilter * filter, GstRingBufferSpec * format);
+% declare-class
+  GstAudioFilter *audio_filter_class = GST_AUDIO_FILTER (klass);
+% set-methods
+  audio_filter_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+static gboolean
+gst_replace_setup (GstAudioFilter * filter, GstRingBufferSpec * format)
+{
+
+}
+% end
diff --git a/tools/gstaudiosink.c b/tools/gstaudiosink.c
new file mode 100644
index 0000000000..9c2a58c7bf
--- /dev/null
+++ b/tools/gstaudiosink.c
@@ -0,0 +1,58 @@
+% ClassName
+GstAudioSink
+% TYPE_CLASS_NAME
+GST_TYPE_AUDIO_SINK
+% pkg-config
+gstreamer-audio-0.10
+% includes
+#include <gst/audio/gstaudiosink.h>
+% prototypes
+static gboolean gst_replace_open (GstAudioSrc * src);
+static gboolean
+gst_replace_prepare (GstAudioSrc * src, GstRingBufferSpec * spec);
+static gboolean gst_replace_unprepare (GstAudioSrc * src);
+static gboolean gst_replace_close (GstAudioSrc * src);
+static guint gst_replace_read (GstAudioSrc * src, gpointer data, guint length);
+static guint gst_replace_delay (GstAudioSrc * src);
+static void gst_replace_reset (GstAudioSrc * src);
+% declare-class
+  GstAudioSink *audio_sink_class = GST_AUDIO_SINK (klass);
+% set-methods
+  audio_sink_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+static gboolean
+gst_replace_open (GstAudioSrc * src)
+{
+}
+
+static gboolean
+gst_replace_prepare (GstAudioSrc * src, GstRingBufferSpec * spec)
+{
+}
+
+static gboolean
+gst_replace_unprepare (GstAudioSrc * src)
+{
+}
+
+static gboolean
+gst_replace_close (GstAudioSrc * src)
+{
+}
+
+static guint
+gst_replace_read (GstAudioSrc * src, gpointer data, guint length)
+{
+}
+
+static guint
+gst_replace_delay (GstAudioSrc * src)
+{
+}
+
+static void
+gst_replace_reset (GstAudioSrc * src)
+{
+}
+% end
diff --git a/tools/gstaudiosrc.c b/tools/gstaudiosrc.c
new file mode 100644
index 0000000000..95f20e7523
--- /dev/null
+++ b/tools/gstaudiosrc.c
@@ -0,0 +1,59 @@
+% ClassName
+GstAudioSrc
+% TYPE_CLASS_NAME
+GST_TYPE_AUDIO_SRC
+% pkg-config
+gstreamer-audio-0.10
+% includes
+#include <gst/audio/gstaudiosrc.h>
+% prototypes
+static gboolean gst_replace_open (GstAudioSink * sink);
+static gboolean
+gst_replace_prepare (GstAudioSink * sink, GstRingBufferSpec * spec);
+static gboolean gst_replace_unprepare (GstAudioSink * sink);
+static gboolean gst_replace_close (GstAudioSink * sink);
+static guint
+gst_replace_write (GstAudioSink * sink, gpointer data, guint length);
+static guint gst_replace_delay (GstAudioSink * sink);
+static void gst_replace_reset (GstAudioSink * sink);
+% declare-class
+  GstAudioSrc *audio_src_class = GST_AUDIO_SRC (klass);
+% set-methods
+  audio_src_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+static gboolean
+gst_replace_open (GstAudioSink * sink)
+{
+}
+
+static gboolean
+gst_replace_prepare (GstAudioSink * sink, GstRingBufferSpec * spec)
+{
+}
+
+static gboolean
+gst_replace_unprepare (GstAudioSink * sink)
+{
+}
+
+static gboolean
+gst_replace_close (GstAudioSink * sink)
+{
+}
+
+static guint
+gst_replace_write (GstAudioSink * sink, gpointer data, guint length)
+{
+}
+
+static guint
+gst_replace_delay (GstAudioSink * sink)
+{
+}
+
+static void
+gst_replace_reset (GstAudioSink * sink)
+{
+}
+% end
diff --git a/tools/gstbaseaudiosink.c b/tools/gstbaseaudiosink.c
new file mode 100644
index 0000000000..2f36e84c97
--- /dev/null
+++ b/tools/gstbaseaudiosink.c
@@ -0,0 +1,22 @@
+% ClassName
+GstBaseAudioSink
+% TYPE_CLASS_NAME
+GST_TYPE_BASE_AUDIO_SINK
+% pkg-config
+gstreamer-audio-0.10
+% includes
+#include <gst/audio/gstbaseaudiosink.h>
+% prototypes
+static GstRingBuffer *gst_replace_create_ringbuffer (GstBaseAudioSink * sink);
+% declare-class
+  GstBaseAudioSink *base_audio_sink_class = GST_BASE_AUDIO_SINK (klass);
+% set-methods
+  base_audio_sink_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+static GstRingBuffer *
+gst_replace_create_ringbuffer (GstBaseAudioSink * sink)
+{
+
+}
+% end
diff --git a/tools/gstbaseaudiosrc.c b/tools/gstbaseaudiosrc.c
new file mode 100644
index 0000000000..c87bb32c02
--- /dev/null
+++ b/tools/gstbaseaudiosrc.c
@@ -0,0 +1,22 @@
+% ClassName
+GstBaseAudioSrc
+% TYPE_CLASS_NAME
+GST_TYPE_BASE_AUDIO_SRC
+% pkg-config
+gstreamer-audio-0.10
+% includes
+#include <gst/audio/gstbaseaudiosrc.h>
+% prototypes
+static GstRingBuffer *gst_replace_create_ringbuffer (GstBaseAudioSrc * src);
+% declare-class
+  GstBaseAudioSrc *base_audio_src_class = GST_BASE_AUDIO_SRC (klass);
+% set-methods
+  base_audio_src_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+static GstRingBuffer *
+gst_replace_create_ringbuffer (GstBaseAudioSrc * src)
+{
+
+}
+% end
diff --git a/tools/gstbasertpdepayload.c b/tools/gstbasertpdepayload.c
new file mode 100644
index 0000000000..b0810be259
--- /dev/null
+++ b/tools/gstbasertpdepayload.c
@@ -0,0 +1,57 @@
+% ClassName
+GstBaseRTPDepayload
+% TYPE_CLASS_NAME
+GST_TYPE_BASE_RTP_DEPAYLOAD
+% pkg-config
+gstreamer-rtp-0.10
+% includes
+#include <gst/rtp/gstbasertpdepayload.h>
+% prototypes
+static gboolean
+gst_replace_set_caps (GstBaseRTPDepayload * filter, GstCaps * caps);
+static GstFlowReturn
+gst_replace_add_to_queue (GstBaseRTPDepayload * filter, GstBuffer * in);
+static GstBuffer *gst_replace_process (GstBaseRTPDepayload * base,
+    GstBuffer * in);
+static void
+gst_replace_set_gst_timestamp (GstBaseRTPDepayload * filter, guint32 timestamp,
+    Gst Buffer * buf);
+static gboolean
+gst_replace_packet_lost (GstBaseRTPDepayload * filter, GstEvent * event);
+% declare-class
+  GstBaseRTPDepayload *base_rtpdepayload_class = GST_BASE_RTPDEPAYLOAD (klass);
+% set-methods
+  base_rtpdepayload_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+static gboolean
+gst_replace_set_caps (GstBaseRTPDepayload * filter, GstCaps * caps)
+{
+
+}
+
+static GstFlowReturn
+gst_replace_add_to_queue (GstBaseRTPDepayload * filter, GstBuffer * in)
+{
+
+}
+
+static GstBuffer *
+gst_replace_process (GstBaseRTPDepayload * base, GstBuffer * in)
+{
+
+}
+
+static void
+gst_replace_set_gst_timestamp (GstBaseRTPDepayload * filter, guint32 timestamp,
+    Gst Buffer * buf)
+{
+
+}
+
+static gboolean
+gst_replace_packet_lost (GstBaseRTPDepayload * filter, GstEvent * event)
+{
+
+}
+% end
diff --git a/tools/gstbasertppayload.c b/tools/gstbasertppayload.c
new file mode 100644
index 0000000000..a871e901c2
--- /dev/null
+++ b/tools/gstbasertppayload.c
@@ -0,0 +1,46 @@
+% ClassName
+GstBaseRTPPayload
+% TYPE_CLASS_NAME
+GST_TYPE_BASE_RTP_PAYLOAD
+% pkg-config
+gstreamer-rtp-0.10
+% includes
+#include <gst/rtp/gstbasertppayload.h>
+% prototypes
+static gboolean
+gst_replace_set_caps (GstBaseRTPPayload * payload, GstCaps * caps);
+static GstFlowReturn
+gst_replace_handle_buffer (GstBaseRTPPayload * payload, GstBuffer * buffer);
+static gboolean gst_replace_handle_event (GstPad * pad, GstEvent * event);
+static GstCaps *gst_replace_get_caps (GstBaseRTPPayload * payload,
+    GstPad * pad);
+% declare-class
+  GstBaseRTPPayload *base_rtppayload_class = GST_BASE_RTPPAYLOAD (klass);
+% set-methods
+  base_rtppayload_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+static gboolean
+gst_replace_set_caps (GstBaseRTPPayload * payload, GstCaps * caps)
+{
+
+}
+
+static GstFlowReturn
+gst_replace_handle_buffer (GstBaseRTPPayload * payload, GstBuffer * buffer)
+{
+
+}
+
+static gboolean
+gst_replace_handle_event (GstPad * pad, GstEvent * event)
+{
+
+}
+
+static GstCaps *
+gst_replace_get_caps (GstBaseRTPPayload * payload, GstPad * pad)
+{
+
+}
+% end
diff --git a/tools/gstbasesink.c b/tools/gstbasesink.c
new file mode 100644
index 0000000000..8682481865
--- /dev/null
+++ b/tools/gstbasesink.c
@@ -0,0 +1,130 @@
+% ClassName
+GstBaseSink
+% TYPE_CLASS_NAME
+GST_TYPE_BASE_SINK
+% pkg-config
+gstreamer-base-0.10
+% includes
+#include <gst/base/gstbasesink.h>
+% prototypes
+static GstCaps *gst_replace_get_caps (GstBaseSink * sink);
+static gboolean gst_replace_set_caps (GstBaseSink * sink, GstCaps * caps);
+static GstFlowReturn
+gst_replace_buffer_alloc (GstBaseSink * sink, guint64 offset, guint size,
+    GstCaps * caps, GstBuffer ** buf);
+static void
+gst_replace_get_times (GstBaseSink * sink, GstBuffer * buffer,
+    GstClockTime * start, GstClockTime * end);
+static gboolean gst_replace_start (GstBaseSink * sink);
+static gboolean gst_replace_stop (GstBaseSink * sink);
+static gboolean gst_replace_unlock (GstBaseSink * sink);
+static gboolean gst_replace_event (GstBaseSink * sink, GstEvent * event);
+static GstFlowReturn
+gst_replace_preroll (GstBaseSink * sink, GstBuffer * buffer);
+static GstFlowReturn
+gst_replace_render (GstBaseSink * sink, GstBuffer * buffer);
+static GstStateChangeReturn gst_replace_async_play (GstBaseSink * sink);
+static gboolean gst_replace_activate_pull (GstBaseSink * sink, gboolean active);
+static void gst_replace_fixate (GstBaseSink * sink, GstCaps * caps);
+static gboolean gst_replace_unlock_stop (GstBaseSink * sink);
+static GstFlowReturn
+gst_replace_render_list (GstBaseSink * sink, GstBufferList * buffer_list);
+% declare-class
+  GstBaseSink *base_sink_class = GST_BASE_SINK (klass);
+% set-methods
+  base_sink_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+
+static GstCaps *
+gst_replace_get_caps (GstBaseSink * sink)
+{
+
+}
+
+static gboolean
+gst_replace_set_caps (GstBaseSink * sink, GstCaps * caps)
+{
+
+}
+
+static GstFlowReturn
+gst_replace_buffer_alloc (GstBaseSink * sink, guint64 offset, guint size,
+    GstCaps * caps, GstBuffer ** buf)
+{
+
+}
+
+static void
+gst_replace_get_times (GstBaseSink * sink, GstBuffer * buffer,
+    GstClockTime * start, GstClockTime * end)
+{
+
+}
+
+static gboolean
+gst_replace_start (GstBaseSink * sink)
+{
+
+}
+
+static gboolean
+gst_replace_stop (GstBaseSink * sink)
+{
+
+}
+
+static gboolean
+gst_replace_unlock (GstBaseSink * sink)
+{
+
+}
+
+static gboolean
+gst_replace_event (GstBaseSink * sink, GstEvent * event)
+{
+
+}
+
+static GstFlowReturn
+gst_replace_preroll (GstBaseSink * sink, GstBuffer * buffer)
+{
+
+}
+
+static GstFlowReturn
+gst_replace_render (GstBaseSink * sink, GstBuffer * buffer)
+{
+
+}
+
+static GstStateChangeReturn
+gst_replace_async_play (GstBaseSink * sink)
+{
+
+}
+
+static gboolean
+gst_replace_activate_pull (GstBaseSink * sink, gboolean active)
+{
+
+}
+
+static void
+gst_replace_fixate (GstBaseSink * sink, GstCaps * caps)
+{
+
+}
+
+static gboolean
+gst_replace_unlock_stop (GstBaseSink * sink)
+{
+
+}
+
+static GstFlowReturn
+gst_replace_render_list (GstBaseSink * sink, GstBufferList * buffer_list)
+{
+
+}
+% end
diff --git a/tools/gstbasesrc.c b/tools/gstbasesrc.c
new file mode 100644
index 0000000000..ba4fb2f8bb
--- /dev/null
+++ b/tools/gstbasesrc.c
@@ -0,0 +1,150 @@
+% ClassName
+GstBaseSrc
+% TYPE_CLASS_NAME
+GST_TYPE_BASE_SRC
+% pkg-config
+gstreamer-base-0.10
+% includes
+#include <gst/base/gstbasesrc.h>
+% prototypes
+static GstCaps *gst_replace_get_caps (GstBaseSrc * src);
+static gboolean gst_replace_set_caps (GstBaseSrc * src, GstCaps * caps);
+static gboolean gst_replace_negotiate (GstBaseSrc * src);
+static gboolean gst_replace_newsegment (GstBaseSrc * src);
+static gboolean gst_replace_start (GstBaseSrc * src);
+static gboolean gst_replace_stop (GstBaseSrc * src);
+static void
+gst_replace_get_times (GstBaseSrc * src, GstBuffer * buffer,
+    GstClockTime * start, GstClockTime * end);
+static gboolean gst_replace_get_size (GstBaseSrc * src, guint64 * size);
+static gboolean gst_replace_is_seekable (GstBaseSrc * src);
+static gboolean gst_replace_unlock (GstBaseSrc * src);
+static gboolean gst_replace_event (GstBaseSrc * src, GstEvent * event);
+static GstFlowReturn
+gst_replace_create (GstBaseSrc * src, guint64 offset, guint size,
+    GstBuffer ** buf);
+static gboolean gst_replace_do_seek (GstBaseSrc * src, GstSegment * segment);
+static gboolean gst_replace_query (GstBaseSrc * src, GstQuery * query);
+static gboolean gst_replace_check_get_range (GstBaseSrc * src);
+static void gst_replace_fixate (GstBaseSrc * src, GstCaps * caps);
+static gboolean gst_replace_unlock_stop (GstBaseSrc * src);
+static gboolean
+gst_replace_prepare_seek_segment (GstBaseSrc * src, GstEvent * seek,
+    GstSegment * segment);
+% declare-class
+  GstBaseSrc *base_src_class = GST_BASE_SRC (klass);
+% set-methods
+  base_src_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+static GstCaps *
+gst_replace_get_caps (GstBaseSrc * src)
+{
+
+}
+
+static gboolean
+gst_replace_set_caps (GstBaseSrc * src, GstCaps * caps)
+{
+
+}
+
+static gboolean
+gst_replace_negotiate (GstBaseSrc * src)
+{
+
+}
+
+static gboolean
+gst_replace_newsegment (GstBaseSrc * src)
+{
+
+}
+
+static gboolean
+gst_replace_start (GstBaseSrc * src)
+{
+
+}
+
+static gboolean
+gst_replace_stop (GstBaseSrc * src)
+{
+
+}
+
+static void
+gst_replace_get_times (GstBaseSrc * src, GstBuffer * buffer,
+    GstClockTime * start, GstClockTime * end)
+{
+
+}
+
+static gboolean
+gst_replace_get_size (GstBaseSrc * src, guint64 * size)
+{
+
+}
+
+static gboolean
+gst_replace_is_seekable (GstBaseSrc * src)
+{
+
+}
+
+static gboolean
+gst_replace_unlock (GstBaseSrc * src)
+{
+
+}
+
+static gboolean
+gst_replace_event (GstBaseSrc * src, GstEvent * event)
+{
+
+}
+
+static GstFlowReturn
+gst_replace_create (GstBaseSrc * src, guint64 offset, guint size,
+    GstBuffer ** buf)
+{
+
+}
+
+static gboolean
+gst_replace_do_seek (GstBaseSrc * src, GstSegment * segment)
+{
+
+}
+
+static gboolean
+gst_replace_query (GstBaseSrc * src, GstQuery * query)
+{
+
+}
+
+static gboolean
+gst_replace_check_get_range (GstBaseSrc * src)
+{
+
+}
+
+static void
+gst_replace_fixate (GstBaseSrc * src, GstCaps * caps)
+{
+
+}
+
+static gboolean
+gst_replace_unlock_stop (GstBaseSrc * src)
+{
+
+}
+
+static gboolean
+gst_replace_prepare_seek_segment (GstBaseSrc * src, GstEvent * seek,
+    GstSegment * segment)
+{
+
+}
+% end
diff --git a/tools/gstbasetransform.c b/tools/gstbasetransform.c
new file mode 100644
index 0000000000..47d42d39fe
--- /dev/null
+++ b/tools/gstbasetransform.c
@@ -0,0 +1,154 @@
+% ClassName
+GstBaseTransform
+% TYPE_CLASS_NAME
+GST_TYPE_BASE_TRANSFORM
+% pkg-config
+gstreamer-base-0.10
+% includes
+#include <gst/base/gstbasetransform.h>
+% prototypes
+static GstCaps *gst_replace_transform_caps (GstBaseTransform * trans,
+    GstPadDirection direction, GstCaps * caps);
+static void
+gst_replace_fixate_caps (GstBaseTransform * trans,
+    GstPadDirection direction, GstCaps * caps, GstCaps * othercaps);
+static gboolean
+gst_replace_transform_size (GstBaseTransform * trans,
+    GstPadDirection direction,
+    GstCaps * caps, guint size, GstCaps * othercaps, guint * othersize);
+static gboolean
+gst_replace_get_unit_size (GstBaseTransform * trans, GstCaps * caps,
+    guint * size);
+static gboolean
+gst_replace_set_caps (GstBaseTransform * trans, GstCaps * incaps,
+    GstCaps * outcaps);
+static gboolean gst_replace_start (GstBaseTransform * trans);
+static gboolean gst_replace_stop (GstBaseTransform * trans);
+static gboolean gst_replace_event (GstBaseTransform * trans, GstEvent * event);
+static GstFlowReturn
+gst_replace_transform (GstBaseTransform * trans, GstBuffer * inbuf,
+    GstBuffer * outbuf);
+static GstFlowReturn
+gst_replace_transform_ip (GstBaseTransform * trans, GstBuffer * buf);
+static GstFlowReturn
+gst_replace_prepare_output_buffer (GstBaseTransform * trans,
+    GstBuffer * input, gint size, GstCaps * caps, GstBuffer ** buf);
+static gboolean
+gst_replace_src_event (GstBaseTransform * trans, GstEvent * event);
+static void
+gst_replace_before_transform (GstBaseTransform * trans, GstBuffer * buffer);
+% declare-class
+  GstBaseTransformClass *base_transform_class = GST_BASE_TRANSFORM_CLASS (klass);
+% set-methods
+  base_transform_class->transform_caps = GST_DEBUG_FUNCPTR (gst_replace_transform_caps);
+  base_transform_class->fixate_caps = GST_DEBUG_FUNCPTR (gst_replace_fixate_caps);
+  base_transform_class->transform_size = GST_DEBUG_FUNCPTR (gst_replace_transform_size);
+  base_transform_class->get_unit_size = GST_DEBUG_FUNCPTR (gst_replace_get_unit_size);
+  base_transform_class->set_caps = GST_DEBUG_FUNCPTR (gst_replace_set_caps);
+  base_transform_class->start = GST_DEBUG_FUNCPTR (gst_replace_start);
+  base_transform_class->stop = GST_DEBUG_FUNCPTR (gst_replace_stop);
+  base_transform_class->event = GST_DEBUG_FUNCPTR (gst_replace_event);
+  base_transform_class->transform = GST_DEBUG_FUNCPTR (gst_replace_transform);
+  base_transform_class->transform_ip = GST_DEBUG_FUNCPTR (gst_replace_transform_ip);
+  base_transform_class->prepare_output_buffer = GST_DEBUG_FUNCPTR (gst_replace_prepare_output_buffer);
+  base_transform_class->src_event = GST_DEBUG_FUNCPTR (gst_replace_src_event);
+  base_transform_class->before_transform = GST_DEBUG_FUNCPTR (gst_replace_before_transform);
+% methods
+
+static GstCaps *
+gst_replace_transform_caps (GstBaseTransform * trans,
+    GstPadDirection direction, GstCaps * caps)
+{
+
+  return NULL;
+}
+
+static void
+gst_replace_fixate_caps (GstBaseTransform * trans,
+    GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
+{
+
+}
+
+static gboolean
+gst_replace_transform_size (GstBaseTransform * trans,
+    GstPadDirection direction,
+    GstCaps * caps, guint size, GstCaps * othercaps, guint * othersize)
+{
+
+  return FALSE;
+}
+
+static gboolean
+gst_replace_get_unit_size (GstBaseTransform * trans, GstCaps * caps,
+    guint * size)
+{
+
+  return FALSE;
+}
+
+static gboolean
+gst_replace_set_caps (GstBaseTransform * trans, GstCaps * incaps,
+    GstCaps * outcaps)
+{
+
+  return FALSE;
+}
+
+static gboolean
+gst_replace_start (GstBaseTransform * trans)
+{
+
+  return FALSE;
+}
+
+static gboolean
+gst_replace_stop (GstBaseTransform * trans)
+{
+
+  return FALSE;
+}
+
+static gboolean
+gst_replace_event (GstBaseTransform * trans, GstEvent * event)
+{
+
+  return FALSE;
+}
+
+static GstFlowReturn
+gst_replace_transform (GstBaseTransform * trans, GstBuffer * inbuf,
+    GstBuffer * outbuf)
+{
+
+  return GST_FLOW_ERROR;
+}
+
+static GstFlowReturn
+gst_replace_transform_ip (GstBaseTransform * trans, GstBuffer * buf)
+{
+
+  return GST_FLOW_ERROR;
+}
+
+static GstFlowReturn
+gst_replace_prepare_output_buffer (GstBaseTransform * trans,
+    GstBuffer * input, gint size, GstCaps * caps, GstBuffer ** buf)
+{
+
+  return GST_FLOW_ERROR;
+}
+
+static gboolean
+gst_replace_src_event (GstBaseTransform * trans, GstEvent * event)
+{
+
+  return FALSE;
+}
+
+static void
+gst_replace_before_transform (GstBaseTransform * trans, GstBuffer * buffer)
+{
+
+}
+% end
diff --git a/tools/gstcddabasesrc.c b/tools/gstcddabasesrc.c
new file mode 100644
index 0000000000..d0e0a804f3
--- /dev/null
+++ b/tools/gstcddabasesrc.c
@@ -0,0 +1,51 @@
+% ClassName
+GstCddaBaseSrc
+% TYPE_CLASS_NAME
+GST_TYPE_CDDA_BASE_SRC
+% pkg-config
+gstreamer-cdda-0.10
+% includes
+#include <gst/cdda/gstcddabasesrc.h>
+% prototypes
+static gboolean gst_replace_open (GstCddaBaseSrc * src, const gchar * device);
+static void gst_replace_close (GstCddaBaseSrc * src);
+static GstBuffer *gst_replace_read_sector (GstCddaBaseSrc * src, gint sector);
+static gchar *gst_replace_get_default_device (GstCddaBaseSrc * src);
+static gchar **gst_replace_probe_devices (GstCddaBaseSrc * src);
+% declare-class
+  GstcddaBaseSrc *cddabase_src_class = GST_CDDABASE_SRC (klass);
+% set-methods
+  cddabase_src_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+
+static gboolean
+gst_replace_open (GstCddaBaseSrc * src, const gchar * device)
+{
+
+}
+
+static void
+gst_replace_close (GstCddaBaseSrc * src)
+{
+
+}
+
+static GstBuffer *
+gst_replace_read_sector (GstCddaBaseSrc * src, gint sector)
+{
+
+}
+
+static gchar *
+gst_replace_get_default_device (GstCddaBaseSrc * src)
+{
+
+}
+
+static gchar **
+gst_replace_probe_devices (GstCddaBaseSrc * src)
+{
+
+}
+% end
diff --git a/tools/gstelement.c b/tools/gstelement.c
new file mode 100644
index 0000000000..a0f8521eeb
--- /dev/null
+++ b/tools/gstelement.c
@@ -0,0 +1,118 @@
+% ClassName
+GstElement
+% TYPE_CLASS_NAME
+GST_TYPE_ELEMENT
+% pkg-config
+gstreamer-0.10
+% includes
+#include <gst/gst.h>
+% prototypes
+static GstPad *gst_replace_request_new_pad (GstElement * element,
+    GstPadTemplate * templ, const gchar * name);
+static void gst_replace_release_pad (GstElement * element, GstPad * pad);
+static GstStateChangeReturn
+gst_replace_get_state (GstElement * element, GstState * state,
+    GstState * pending, GstClockTime timeout);
+static GstStateChangeReturn
+gst_replace_set_state (GstElement * element, GstState state);
+static GstStateChangeReturn
+gst_replace_change_state (GstElement * element, GstStateChange transition);
+static void gst_replace_set_bus (GstElement * element, GstBus * bus);
+static GstClock *gst_replace_provide_clock (GstElement * element);
+static gboolean gst_replace_set_clock (GstElement * element, GstClock * clock);
+static GstIndex *gst_replace_get_index (GstElement * element);
+static void gst_replace_set_index (GstElement * element, GstIndex * index);
+static gboolean gst_replace_send_event (GstElement * element, GstEvent * event);
+static const GstQueryType *gst_replace_get_query_types (GstElement * element);
+static gboolean gst_replace_query (GstElement * element, GstQuery * query);
+% declare-class
+  GstElement *element_class = GST_ELEMENT (klass);
+% set-methods
+  element_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+
+static GstPad *
+gst_replace_request_new_pad (GstElement * element, GstPadTemplate * templ,
+    const gchar * name)
+{
+
+  return NULL;
+}
+
+static void
+gst_replace_release_pad (GstElement * element, GstPad * pad)
+{
+
+}
+
+static GstStateChangeReturn
+gst_replace_get_state (GstElement * element, GstState * state,
+    GstState * pending, GstClockTime timeout)
+{
+
+  return GST_STATE_CHANGE_OK;
+}
+
+static GstStateChangeReturn
+gst_replace_set_state (GstElement * element, GstState state)
+{
+
+  return GST_STATE_CHANGE_OK;
+}
+
+static GstStateChangeReturn
+gst_replace_change_state (GstElement * element, GstStateChange transition)
+{
+
+  return GST_STATE_CHANGE_OK;
+}
+
+static void
+gst_replace_set_bus (GstElement * element, GstBus * bus)
+{
+
+}
+
+static GstClock *
+gst_replace_provide_clock (GstElement * element)
+{
+
+}
+
+static gboolean
+gst_replace_set_clock (GstElement * element, GstClock * clock)
+{
+
+}
+
+static GstIndex *
+gst_replace_get_index (GstElement * element)
+{
+
+}
+
+static void
+gst_replace_set_index (GstElement * element, GstIndex * index)
+{
+
+}
+
+static gboolean
+gst_replace_send_event (GstElement * element, GstEvent * event)
+{
+
+}
+
+static const GstQueryType *
+gst_replace_get_query_types (GstElement * element)
+{
+
+}
+
+static gboolean
+gst_replace_query (GstElement * element, GstQuery * query)
+{
+
+}
+% end
diff --git a/tools/gstpushsrc.c b/tools/gstpushsrc.c
new file mode 100644
index 0000000000..5db8e76302
--- /dev/null
+++ b/tools/gstpushsrc.c
@@ -0,0 +1,22 @@
+% ClassName
+GstPushSrc
+% TYPE_CLASS_NAME
+GST_TYPE_PUSH_SRC
+% pkg-config
+gstreamer-base-0.10
+% includes
+#include <gst/base/gstpushsrc.h>
+% prototypes
+static GstFlowReturn gst_replace_create (GstPushSrc * src, GstBuffer ** buf);
+% declare-class
+  GstPushSrc *pushsrc_class = GST_PUSHSRC (klass);
+% set-methods
+  pushsrc_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+static GstFlowReturn
+gst_replace_create (GstPushSrc * src, GstBuffer ** buf)
+{
+
+}
+% end
diff --git a/tools/gsttagdemux.c b/tools/gsttagdemux.c
new file mode 100644
index 0000000000..7ddec9d870
--- /dev/null
+++ b/tools/gsttagdemux.c
@@ -0,0 +1,47 @@
+% ClassName
+GstTagDemux
+% TYPE_CLASS_NAME
+GST_TYPE_TAG_DEMUX
+% pkg-config
+gstreamer-tag-0.10
+% includes
+#include <gst/tag/gsttagdemux.h>
+% prototypes
+static gboolean
+gst_replace_identify_tag (GstTagDemux * demux,
+    GstBuffer * buffer, gboolean start_tag, guint * tag_size);
+static GstTagDemuxResult
+gst_replace_parse_tag (GstTagDemux * demux,
+    GstBuffer * buffer,
+    gboolean start_tag, guint * tag_size, GstTagList ** tags);
+static GstTagList *gst_replace_merge_tags (GstTagDemux * demux,
+    const GstTagList * start_tags, const GstTagList * end_tags);
+% declare-class
+  GstTagdemux *tagdemux_class = GST_TAGDEMUX (klass);
+% set-methods
+  tagdemux_class-> = GST_DEBUG_FUNCPTR (gst_replace_);
+% methods
+
+
+static gboolean
+gst_replace_identify_tag (GstTagDemux * demux,
+    GstBuffer * buffer, gboolean start_tag, guint * tag_size)
+{
+
+}
+
+static GstTagDemuxResult
+gst_replace_parse_tag (GstTagDemux * demux,
+    GstBuffer * buffer,
+    gboolean start_tag, guint * tag_size, GstTagList ** tags)
+{
+
+}
+
+static GstTagList *
+gst_replace_merge_tags (GstTagDemux * demux,
+    const GstTagList * start_tags, const GstTagList * end_tags)
+{
+
+}
+% end
diff --git a/tools/gstvideosink.c b/tools/gstvideosink.c
new file mode 100644
index 0000000000..ce12a07f3e
--- /dev/null
+++ b/tools/gstvideosink.c
@@ -0,0 +1,29 @@
+% ClassName
+GstVideoSink
+% TYPE_CLASS_NAME
+GST_TYPE_VIDEO_SINK
+% pkg-config
+gstreamer-video-0.10
+% includes
+#include <gst/video/gstvideosink.h>
+% prototypes
+
+static GstFlowReturn
+gst_replace_show_frame (GstVideoSink * video_sink, GstBuffer * buf);
+
+
+% declare-class
+  GstVideoSinkClass *video_sink_class = GST_VIDEO_SINK_CLASS (klass);
+% set-methods
+  video_sink_class->show_frame = GST_DEBUG_FUNCPTR (gst_replace_show_frame);
+% methods
+
+static GstFlowReturn
+gst_replace_show_frame (GstVideoSink * video_sink, GstBuffer * buf)
+{
+
+  return GST_FLOW_OK;
+}
+
+% end
+