From cc5ffe66ab42ecb2fe0255b6ba0baee25624917f Mon Sep 17 00:00:00 2001
From: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Date: Tue, 3 Feb 2009 09:02:55 +0000
Subject: Add audio/video sink and source abstractions

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>

svn path=/trunk/; revision=2384
---
 libempathy-gtk/empathy-audio-sink.c | 124 ++++++++++++++++++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 libempathy-gtk/empathy-audio-sink.c

(limited to 'libempathy-gtk/empathy-audio-sink.c')

diff --git a/libempathy-gtk/empathy-audio-sink.c b/libempathy-gtk/empathy-audio-sink.c
new file mode 100644
index 000000000..8db046a85
--- /dev/null
+++ b/libempathy-gtk/empathy-audio-sink.c
@@ -0,0 +1,124 @@
+/*
+ * empathy-gst-audio-sink.c - Source for EmpathyGstAudioSink
+ * Copyright (C) 2008 Collabora Ltd.
+ * @author Sjoerd Simons <sjoerd.simons@collabora.co.uk>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser 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
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "empathy-audio-sink.h"
+
+G_DEFINE_TYPE(EmpathyGstAudioSink, empathy_audio_sink, GST_TYPE_BIN)
+
+/* signal enum */
+#if 0
+enum
+{
+    LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = {0};
+#endif
+
+/* private structure */
+typedef struct _EmpathyGstAudioSinkPrivate EmpathyGstAudioSinkPrivate;
+
+struct _EmpathyGstAudioSinkPrivate
+{
+  gboolean dispose_has_run;
+  GstElement *sink;
+};
+
+#define EMPATHY_GST_AUDIO_SINK_GET_PRIVATE(o) \
+  (G_TYPE_INSTANCE_GET_PRIVATE ((o), EMPATHY_TYPE_GST_AUDIO_SINK, \
+  EmpathyGstAudioSinkPrivate))
+
+static void
+empathy_audio_sink_init (EmpathyGstAudioSink *obj)
+{
+  EmpathyGstAudioSinkPrivate *priv = EMPATHY_GST_AUDIO_SINK_GET_PRIVATE (obj);
+  GstElement *resample;
+  GstPad *ghost, *sink;
+
+  /* allocate any data required by the object here */
+  resample = gst_element_factory_make ("audioresample", NULL);
+
+  priv->sink = gst_element_factory_make ("gconfaudiosink", NULL);
+
+  gst_bin_add_many (GST_BIN (obj), resample, priv->sink, NULL);
+  gst_element_link_many (resample, priv->sink, NULL);
+
+  sink = gst_element_get_static_pad (resample, "sink");
+
+  ghost = gst_ghost_pad_new ("sink", sink);
+  gst_element_add_pad (GST_ELEMENT (obj), ghost);
+
+  gst_object_unref (G_OBJECT (sink));
+}
+
+static void empathy_audio_sink_dispose (GObject *object);
+static void empathy_audio_sink_finalize (GObject *object);
+
+static void
+empathy_audio_sink_class_init (EmpathyGstAudioSinkClass
+  *empathy_audio_sink_class)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (empathy_audio_sink_class);
+
+  g_type_class_add_private (empathy_audio_sink_class,
+    sizeof (EmpathyGstAudioSinkPrivate));
+
+  object_class->dispose = empathy_audio_sink_dispose;
+  object_class->finalize = empathy_audio_sink_finalize;
+}
+
+void
+empathy_audio_sink_dispose (GObject *object)
+{
+  EmpathyGstAudioSink *self = EMPATHY_GST_AUDIO_SINK (object);
+  EmpathyGstAudioSinkPrivate *priv = EMPATHY_GST_AUDIO_SINK_GET_PRIVATE (self);
+
+  if (priv->dispose_has_run)
+    return;
+
+  priv->dispose_has_run = TRUE;
+
+  /* release any references held by the object here */
+
+  if (G_OBJECT_CLASS (empathy_audio_sink_parent_class)->dispose)
+    G_OBJECT_CLASS (empathy_audio_sink_parent_class)->dispose (object);
+}
+
+void
+empathy_audio_sink_finalize (GObject *object)
+{
+  //EmpathyGstAudioSink *self = EMPATHY_GST_AUDIO_SINK (object);
+  //EmpathyGstAudioSinkPrivate *priv =
+  //  EMPATHY_GST_AUDIO_SINK_GET_PRIVATE (self);
+
+  /* free any data held directly by the object here */
+
+  G_OBJECT_CLASS (empathy_audio_sink_parent_class)->finalize (object);
+}
+
+GstElement *
+empathy_audio_sink_new (void)
+{
+  return GST_ELEMENT (g_object_new (EMPATHY_TYPE_GST_AUDIO_SINK, NULL));
+}
-- 
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