--- /dev/null
+/*
+ * Opus Depayloader Gst Element
+ *
+ * @author: Danilo Cesar Lemes de Paula <danilo.cesar@collabora.co.uk>
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <string.h>
+#include <stdlib.h>
+#include <gst/rtp/gstrtpbuffer.h>
+#include "gstrtpopusdepay.h"
+
+GST_DEBUG_CATEGORY_STATIC (rtpopusdepay_debug);
+#define GST_CAT_DEFAULT (rtpopusdepay_debug)
+
+
+
+static GstStaticPadTemplate gst_rtp_opus_depay_sink_template =
+GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("application/x-rtp, "
+ "media = (string) \"audio\", "
+ "payload = (int) " GST_RTP_PAYLOAD_DYNAMIC_STRING ","
+ "clock-rate = (int) 48000, "
+ "encoding-name = (string) \"X-GST-OPUS-DRAFT-SPITTKA-00\"")
+ );
+
+static GstStaticPadTemplate gst_rtp_opus_depay_src_template =
+GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("audio/x-opus")
+ );
+
+static GstBuffer *gst_rtp_opus_depay_process (GstBaseRTPDepayload * depayload,
+ GstBuffer * buf);
+static gboolean gst_rtp_opus_depay_setcaps (GstBaseRTPDepayload * depayload,
+ GstCaps * caps);
+
+GST_BOILERPLATE (GstRTPOpusDepay, gst_rtp_opus_depay, GstBaseRTPDepayload,
+ GST_TYPE_BASE_RTP_DEPAYLOAD);
+
+static void
+gst_rtp_opus_depay_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_rtp_opus_depay_src_template));
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&gst_rtp_opus_depay_sink_template));
+ gst_element_class_set_details_simple (element_class,
+ "RTP Opus packet depayloader", "Codec/Depayloader/Network/RTP",
+ "Extracts Opus audio from RTP packets",
+ "Danilo Cesar Lemes de Paula <danilo.cesar@collabora.co.uk>");
+}
+
+static void
+gst_rtp_opus_depay_class_init (GstRTPOpusDepayClass * klass)
+{
+ GstBaseRTPDepayloadClass *gstbasertpdepayload_class;
+
+ gstbasertpdepayload_class = (GstBaseRTPDepayloadClass *) klass;
+
+ gstbasertpdepayload_class->process = gst_rtp_opus_depay_process;
+ gstbasertpdepayload_class->set_caps = gst_rtp_opus_depay_setcaps;
+
+ GST_DEBUG_CATEGORY_INIT (rtpopusdepay_debug, "rtpopusdepay", 0,
+ "Opus RTP Depayloader");
+}
+
+static void
+gst_rtp_opus_depay_init (GstRTPOpusDepay * rtpopusdepay,
+ GstRTPOpusDepayClass * klass)
+{
+
+}
+
+static gboolean
+gst_rtp_opus_depay_setcaps (GstBaseRTPDepayload * depayload, GstCaps * caps)
+{
+ GstCaps *srccaps;
+ gboolean ret;
+
+ srccaps = gst_caps_new_simple ("audio/x-opus", NULL);
+ ret = gst_pad_set_caps (GST_BASE_RTP_DEPAYLOAD_SRCPAD (depayload), srccaps);
+
+ GST_DEBUG_OBJECT (depayload,
+ "set caps on source: %" GST_PTR_FORMAT " (ret=%d)", srccaps, ret);
+ gst_caps_unref (srccaps);
+
+ depayload->clock_rate = 48000;
+
+ return ret;
+}
+
+static GstBuffer *
+gst_rtp_opus_depay_process (GstBaseRTPDepayload * depayload, GstBuffer * buf)
+{
+ GstBuffer *outbuf;
+ outbuf = gst_rtp_buffer_get_payload_buffer (buf);
+
+ return outbuf;
+}
--- /dev/null
+/*
+ * Opus Depayloader Gst Element
+ *
+ * @author: Danilo Cesar Lemes de Paula <danilo.eu@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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __GST_RTP_OPUS_DEPAY_H__
+#define __GST_RTP_OPUS_DEPAY_H__
+
+#include <gst/gst.h>
+#include <gst/rtp/gstbasertpdepayload.h>
+
+G_BEGIN_DECLS typedef struct _GstRTPOpusDepay GstRTPOpusDepay;
+typedef struct _GstRTPOpusDepayClass GstRTPOpusDepayClass;
+
+#define GST_TYPE_RTP_OPUS_DEPAY \
+ (gst_rtp_opus_depay_get_type())
+#define GST_RTP_OPUS_DEPAY(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_OPUS_DEPAY,GstRTPOpusDepay))
+#define GST_RTP_OPUS_DEPAY_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_OPUS_DEPAY,GstRTPOpusDepayClass))
+#define GST_IS_RTP_OPUS_DEPAY(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_OPUS_DEPAY))
+#define GST_IS_RTP_OPUS_DEPAY_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_OPUS_DEPAY))
+
+
+struct _GstRTPOpusDepay
+{
+ GstBaseRTPDepayload depayload;
+
+};
+
+struct _GstRTPOpusDepayClass
+{
+ GstBaseRTPDepayloadClass parent_class;
+};
+
+GType gst_rtp_opus_depay_get_type (void);
+
+G_END_DECLS
+#endif /* __GST_RTP_OPUS_DEPAY_H__ */
--- /dev/null
+/*
+ * Opus Payloader Gst Element
+ *
+ * @author: Danilo Cesar Lemes de Paula <danilo.cesar@collabora.co.uk>
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <string.h>
+
+#include <gst/rtp/gstrtpbuffer.h>
+
+#include "gstrtpopuspay.h"
+
+GST_DEBUG_CATEGORY_STATIC (rtpopuspay_debug);
+#define GST_CAT_DEFAULT (rtpopuspay_debug)
+
+
+static GstStaticPadTemplate gst_rtp_opus_pay_sink_template =
+GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("audio/x-opus")
+ );
+
+static GstStaticPadTemplate gst_rtp_opus_pay_src_template =
+GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("application/x-rtp, "
+ "media = (string) \"audio\", "
+ "payload = (int) " GST_RTP_PAYLOAD_DYNAMIC_STRING ", "
+ "clock-rate = (int) 48000, "
+ "encoding-name = (string) \"X-GST-OPUS-DRAFT-SPITTKA-00\"")
+ );
+
+static gboolean gst_rtp_opus_pay_setcaps (GstBaseRTPPayload * payload,
+ GstCaps * caps);
+static GstFlowReturn gst_rtp_opus_pay_handle_buffer (GstBaseRTPPayload *
+ payload, GstBuffer * buffer);
+
+GST_BOILERPLATE (GstRtpOPUSPay, gst_rtp_opus_pay, GstBaseRTPPayload,
+ GST_TYPE_BASE_RTP_PAYLOAD);
+
+static void
+gst_rtp_opus_pay_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_rtp_opus_pay_src_template));
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&gst_rtp_opus_pay_sink_template));
+
+ gst_element_class_set_details_simple (element_class,
+ "RTP Opus payloader",
+ "Codec/Payloader/Network/RTP",
+ "Puts Opus audio in RTP packets",
+ "Danilo Cesar Lemes de Paula <danilo.cesar@collabora.co.uk>");
+}
+
+static void
+gst_rtp_opus_pay_class_init (GstRtpOPUSPayClass * klass)
+{
+ GstBaseRTPPayloadClass *gstbasertppayload_class;
+
+ gstbasertppayload_class = (GstBaseRTPPayloadClass *) klass;
+
+ gstbasertppayload_class->set_caps = gst_rtp_opus_pay_setcaps;
+ gstbasertppayload_class->handle_buffer = gst_rtp_opus_pay_handle_buffer;
+
+ GST_DEBUG_CATEGORY_INIT (rtpopuspay_debug, "rtpopuspay", 0,
+ "Opus RTP Payloader");
+}
+
+static void
+gst_rtp_opus_pay_init (GstRtpOPUSPay * rtpopuspay, GstRtpOPUSPayClass * klass)
+{
+}
+
+static gboolean
+gst_rtp_opus_pay_setcaps (GstBaseRTPPayload * payload, GstCaps * caps)
+{
+ gboolean res;
+ gchar *capsstr;
+
+ capsstr = gst_caps_to_string (caps);
+
+ gst_basertppayload_set_options (payload, "audio", FALSE,
+ "X-GST-OPUS-DRAFT-SPITTKA-00", 48000);
+ res =
+ gst_basertppayload_set_outcaps (payload, "caps", G_TYPE_STRING, capsstr,
+ NULL);
+ g_free (capsstr);
+
+ return res;
+}
+
+static GstFlowReturn
+gst_rtp_opus_pay_handle_buffer (GstBaseRTPPayload * basepayload,
+ GstBuffer * buffer)
+{
+ GstBuffer *outbuf;
+ GstClockTime timestamp;
+
+ guint size;
+ guint8 *data;
+ guint8 *payload;
+
+ size = GST_BUFFER_SIZE (buffer);
+ data = GST_BUFFER_DATA (buffer);
+ timestamp = GST_BUFFER_TIMESTAMP (buffer);
+
+ outbuf = gst_rtp_buffer_new_allocate (size, 0, 0);
+ payload = gst_rtp_buffer_get_payload (outbuf);
+
+ memcpy (payload, data, size);
+
+ gst_rtp_buffer_set_marker (outbuf, FALSE);
+ GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
+
+ return gst_basertppayload_push (basepayload, outbuf);
+}
--- /dev/null
+/*
+ * Opus Payloader Gst Element
+ *
+ * @author: Danilo Cesar Lemes de Paula <danilo.eu@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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __GST_RTP_OPUS_PAY_H__
+#define __GST_RTP_OPUS_PAY_H__
+
+#include <gst/gst.h>
+#include <gst/rtp/gstbasertppayload.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_RTP_OPUS_PAY \
+ (gst_rtp_opus_pay_get_type())
+#define GST_RTP_OPUS_PAY(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_OPUS_PAY,GstRtpOPUSPay))
+#define GST_RTP_OPUS_PAY_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_OPUS_PAY,GstRtpOPUSPayClass))
+#define GST_IS_RTP_OPUS_PAY(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_OPUS_PAY))
+#define GST_IS_RTP_OPUS_PAY_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_OPUS_PAY))
+
+typedef struct _GstRtpOPUSPay GstRtpOPUSPay;
+typedef struct _GstRtpOPUSPayClass GstRtpOPUSPayClass;
+
+struct _GstRtpOPUSPay
+{
+ GstBaseRTPPayload payload;
+};
+
+struct _GstRtpOPUSPayClass
+{
+ GstBaseRTPPayloadClass parent_class;
+};
+
+GType gst_rtp_opus_pay_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_RTP_OPUS_PAY_H__ */