--- /dev/null
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2012 Collabora Ltd.
+ *
+ *
+ * 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 "gsta2dpsrc.h"
+#include "gstavdtputil.h"
+
+GST_DEBUG_CATEGORY (a2dpsrc_debug);
+#define GST_CAT_DEFAULT (a2dpsrc_debug)
+
+enum
+{
+ PROP_0,
+ PROP_TRANSPORT
+};
+
+GST_BOILERPLATE (GstA2dpSrc, gst_a2dp_src, GstBin, GST_TYPE_BIN);
+
+static void gst_a2dp_src_finalize (GObject * object);
+static void gst_a2dp_src_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec);
+static void gst_a2dp_src_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec);
+
+static GstStaticPadTemplate gst_a2dp_src_template =
+GST_STATIC_PAD_TEMPLATE ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("audio/x-sbc, "
+ "rate = (int) { 16000, 32000, 44100, 48000 }, "
+ "channels = (int) [ 1, 2 ], "
+ "mode = (string) { \"mono\", \"dual\", "
+ "\"stereo\", \"joint\" }, "
+ "blocks = (int) { 4, 8, 12, 16 }, "
+ "subbands = (int) { 4, 8 }, "
+ "allocation = (string) { \"snr\", \"loudness\" }, "
+ "bitpool = (int) [ 2, " TEMPLATE_MAX_BITPOOL_STR " ]"));
+
+static void
+gst_a2dp_src_base_init (gpointer klass)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
+
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&gst_a2dp_src_template));
+
+ gst_element_class_set_details_simple (element_class,
+ "Bluetooth A2DP Source",
+ "Source/Audio/Network",
+ "Receives and depayloads audio from an A2DP device",
+ "Arun Raghavan <arun.raghavan@collabora.co.uk>");
+}
+
+static void
+gst_a2dp_src_class_init (GstA2dpSrcClass * klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+
+ gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_a2dp_src_finalize);
+ gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_a2dp_src_set_property);
+ gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_a2dp_src_get_property);
+
+ g_object_class_install_property (gobject_class, PROP_TRANSPORT,
+ g_param_spec_string ("transport",
+ "Transport", "Use configured transport", NULL, G_PARAM_READWRITE));
+
+ GST_DEBUG_CATEGORY_INIT (a2dpsrc_debug, "a2dpsrc", 0,
+ "Bluetooth A2DP Source");
+}
+
+static void
+gst_a2dp_src_init (GstA2dpSrc * a2dpsrc, GstA2dpSrcClass * klass)
+{
+ GstBin *bin = GST_BIN (a2dpsrc);
+ GstElement *depay = NULL;
+ GstPad *srcpad, *depay_srcpad;
+
+ /* FIXME: We can set up the bin elements here since we only support
+ * SBC. When supporting more formats, we would need to only instantiate
+ * an avdtpsrc here, wait for it to get to READY, query its srcpad caps
+ * and attach the appropriate RTP depayloader. */
+
+ a2dpsrc->avdtpsrc = gst_element_factory_make ("avdtpsrc", NULL);
+ if (!a2dpsrc->avdtpsrc) {
+ GST_ERROR_OBJECT (a2dpsrc, "Unable to instantiate avdtpsrc");
+ goto fail;
+ }
+
+ depay = gst_element_factory_make ("rtpsbcdepay", NULL);
+ if (!depay) {
+ GST_ERROR_OBJECT (a2dpsrc, "Unable to instantiate rtpsbcdepay");
+ goto fail;
+ }
+
+ if (!gst_bin_add (bin, a2dpsrc->avdtpsrc) || !gst_bin_add (bin, depay) ||
+ !gst_element_link (a2dpsrc->avdtpsrc, depay)) {
+ GST_ERROR_OBJECT (a2dpsrc, "Unable to add elements to bin");
+ goto fail;
+ }
+
+ depay_srcpad = gst_element_get_static_pad (depay, "src");
+ srcpad = gst_ghost_pad_new ("sink", depay_srcpad);
+ gst_object_unref (depay_srcpad);
+
+ if (!gst_element_add_pad (GST_ELEMENT (a2dpsrc), srcpad)) {
+ GST_ERROR_OBJECT (a2dpsrc, "Could not add srcpad");
+ goto fail;
+ }
+
+ /* We keep a copy for easy proxying of properties */
+ gst_object_ref (a2dpsrc->avdtpsrc);
+
+ return;
+
+fail:
+ if (a2dpsrc->avdtpsrc)
+ gst_object_unref (a2dpsrc->avdtpsrc);
+ if (depay)
+ gst_object_unref (depay);
+ if (srcpad)
+ gst_object_unref (srcpad);
+
+ return;
+}
+
+static void
+gst_a2dp_src_finalize (GObject * object)
+{
+ GstA2dpSrc *a2dpsrc = GST_A2DP_SRC (object);
+
+ gst_object_unref (a2dpsrc->avdtpsrc);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gst_a2dp_src_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstA2dpSrc *a2dpsrc = GST_A2DP_SRC (object);
+
+ switch (prop_id) {
+ case PROP_TRANSPORT:
+ g_object_get_property (G_OBJECT (a2dpsrc->avdtpsrc), "transport", value);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_a2dp_src_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstA2dpSrc *a2dpsrc = GST_A2DP_SRC (object);
+
+ switch (prop_id) {
+ case PROP_TRANSPORT:
+ g_object_set_property (G_OBJECT (a2dpsrc->avdtpsrc), "transport", value);
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+gboolean
+gst_a2dp_src_plugin_init (GstPlugin * plugin)
+{
+ return gst_element_register (plugin, "a2dpsrc", GST_RANK_NONE,
+ GST_TYPE_A2DP_SRC);
+}
--- /dev/null
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2012 Collabora Ltd.
+ *
+ *
+ * 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
+ *
+ */
+
+#ifndef __GST_A2DP_SRC_H
+#define __GST_A2DP_SRC_H
+
+#include <gst/gst.h>
+
+G_BEGIN_DECLS
+#define GST_TYPE_A2DP_SRC \
+ (gst_a2dp_src_get_type())
+#define GST_A2DP_SRC(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_A2DP_SRC, GstA2dpSrc))
+#define GST_A2DP_SRC_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_A2DP_SRC, GstA2dpSrc))
+#define GST_IS_A2DP_SRC(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_A2DP_SRC))
+#define GST_IS_A2DP_SRC_CLASS(obj) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_A2DP_SRC))
+typedef struct _GstA2dpSrc GstA2dpSrc;
+typedef struct _GstA2dpSrcClass GstA2dpSrcClass;
+
+struct _GstA2dpSrcClass
+{
+ GstBinClass parentclass;
+};
+
+struct _GstA2dpSrc
+{
+ GstBin parent;
+
+ GstElement *avdtpsrc;
+ GstPad *srcpad;
+};
+
+gboolean gst_a2dp_src_plugin_init (GstPlugin * plugin);
+
+G_END_DECLS
+#endif