Work on adding pulsevideosink

Add the beginnings of a pulsevideosink
Make a new client-source object for every client that wants to provide
a stream. The client will have a handle to write the stream to.

src/gst/gstpv.c

@@ -0,0 +1,58 @@
+/* GStreamer
+ * Copyright (C) <2015> Wim Taymans <wim.taymans@gmail.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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+/**
+ * SECTION:element-pulsevideosrc
+ *
+ * <refsect2>
+ * <title>Example launch line</title>
+ * |[
+ * gst-launch -v pulsevideosrc ! ximagesink
+ * ]| Shows pulsevideo output in an X window.
+ * </refsect2>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstpvsrc.h"
+#include "gstpvsink.h"
+#include "gstfdpay.h"
+#include "gstfddepay.h"
+
+static gboolean
+plugin_init (GstPlugin * plugin)
+{
+  gst_element_register (plugin, "pvfdpay", GST_RANK_NONE,
+      GST_TYPE_FDPAY);
+  gst_element_register (plugin, "pvfddepay", GST_RANK_NONE,
+      GST_TYPE_FDDEPAY);
+  gst_element_register (plugin, "pulsevideosrc", GST_RANK_NONE,
+      GST_TYPE_PULSEVIDEO_SRC);
+  gst_element_register (plugin, "pulsevideosink", GST_RANK_NONE,
+      GST_TYPE_PULSEVIDEO_SINK);
+  return TRUE;
+}
+
+GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
+    GST_VERSION_MINOR,
+    pulsevideo,
+    "Uses pulsevideo to handle video streams",
+    plugin_init, VERSION, "LGPL", "pulsevideo", "pulsevideo.org")