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-rw-r--r--gst/rtp/gstrtpL16enc.c345
1 files changed, 0 insertions, 345 deletions
diff --git a/gst/rtp/gstrtpL16enc.c b/gst/rtp/gstrtpL16enc.c
deleted file mode 100644
index aecd21ad..00000000
--- a/gst/rtp/gstrtpL16enc.c
+++ /dev/null
@@ -1,345 +0,0 @@
-/* GStreamer
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
- *
- * 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 "gstrtpL16enc.h"
-
-/* elementfactory information */
-static GstElementDetails gst_rtpL16enc_details = {
- "RTP RAW Audio Encoder",
- "Codec/Encoder/Network",
- "Encodes Raw Audio into a RTP packet",
- "Zeeshan Ali <zak147@yahoo.com>"
-};
-
-/* RtpL16Enc signals and args */
-enum
-{
- /* FILL ME */
- LAST_SIGNAL
-};
-
-enum
-{
- /* FILL ME */
- ARG_0
-};
-
-static GstStaticPadTemplate gst_rtpL16enc_sink_template =
-GST_STATIC_PAD_TEMPLATE ("sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("audio/x-raw-int, "
- "endianness = (int) BYTE_ORDER, "
- "signed = (boolean) true, "
- "width = (int) 16, "
- "depth = (int) 16, "
- "rate = (int) [ 1000, 48000 ], " "channels = (int) [ 1, 2 ]")
- );
-
-static GstStaticPadTemplate gst_rtpL16enc_src_template =
-GST_STATIC_PAD_TEMPLATE ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("application/x-rtp")
- );
-
-static void gst_rtpL16enc_class_init (GstRtpL16EncClass * klass);
-static void gst_rtpL16enc_base_init (GstRtpL16EncClass * klass);
-static void gst_rtpL16enc_init (GstRtpL16Enc * rtpL16enc);
-static void gst_rtpL16enc_chain (GstPad * pad, GstData * _data);
-static void gst_rtpL16enc_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec);
-static void gst_rtpL16enc_get_property (GObject * object, guint prop_id,
- GValue * value, GParamSpec * pspec);
-static GstPadLinkReturn gst_rtpL16enc_sinkconnect (GstPad * pad,
- const GstCaps * caps);
-static GstStateChangeReturn gst_rtpL16enc_change_state (GstElement * element,
- GstStateChange transition);
-
-static GstElementClass *parent_class = NULL;
-
-static GType
-gst_rtpL16enc_get_type (void)
-{
- static GType rtpL16enc_type = 0;
-
- if (!rtpL16enc_type) {
- static const GTypeInfo rtpL16enc_info = {
- sizeof (GstRtpL16EncClass),
- (GBaseInitFunc) gst_rtpL16enc_base_init,
- NULL,
- (GClassInitFunc) gst_rtpL16enc_class_init,
- NULL,
- NULL,
- sizeof (GstRtpL16Enc),
- 0,
- (GInstanceInitFunc) gst_rtpL16enc_init,
- };
-
- rtpL16enc_type =
- g_type_register_static (GST_TYPE_ELEMENT, "GstRtpL16Enc",
- &rtpL16enc_info, 0);
- }
- return rtpL16enc_type;
-}
-
-static void
-gst_rtpL16enc_base_init (GstRtpL16EncClass * klass)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
-
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_rtpL16enc_sink_template));
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_rtpL16enc_src_template));
- gst_element_class_set_details (element_class, &gst_rtpL16enc_details);
-}
-
-static void
-gst_rtpL16enc_class_init (GstRtpL16EncClass * klass)
-{
- GObjectClass *gobject_class;
- GstElementClass *gstelement_class;
-
- gobject_class = (GObjectClass *) klass;
- gstelement_class = (GstElementClass *) klass;
-
- parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
-
- gobject_class->set_property = gst_rtpL16enc_set_property;
- gobject_class->get_property = gst_rtpL16enc_get_property;
-
- gstelement_class->change_state = gst_rtpL16enc_change_state;
-}
-
-static void
-gst_rtpL16enc_init (GstRtpL16Enc * rtpL16enc)
-{
- rtpL16enc->sinkpad =
- gst_pad_new_from_template (gst_static_pad_template_get
- (&gst_rtpL16enc_sink_template), "sink");
- rtpL16enc->srcpad =
- gst_pad_new_from_template (gst_static_pad_template_get
- (&gst_rtpL16enc_src_template), "src");
- gst_element_add_pad (GST_ELEMENT (rtpL16enc), rtpL16enc->sinkpad);
- gst_element_add_pad (GST_ELEMENT (rtpL16enc), rtpL16enc->srcpad);
- gst_pad_set_chain_function (rtpL16enc->sinkpad, gst_rtpL16enc_chain);
- gst_pad_set_link_function (rtpL16enc->sinkpad, gst_rtpL16enc_sinkconnect);
-
- rtpL16enc->frequency = 44100;
- rtpL16enc->channels = 2;
-
- rtpL16enc->next_time = 0;
- rtpL16enc->time_interval = 0;
-
- rtpL16enc->seq = 0;
- rtpL16enc->ssrc = random ();
-}
-
-static GstPadLinkReturn
-gst_rtpL16enc_sinkconnect (GstPad * pad, const GstCaps * caps)
-{
- GstRtpL16Enc *rtpL16enc;
- GstStructure *structure;
- gboolean ret;
-
- rtpL16enc = GST_RTP_L16_ENC (gst_pad_get_parent (pad));
-
- structure = gst_caps_get_structure (caps, 0);
-
- ret = gst_structure_get_int (structure, "rate", &rtpL16enc->frequency);
- ret &= gst_structure_get_int (structure, "channels", &rtpL16enc->channels);
-
- if (!ret)
- return GST_PAD_LINK_REFUSED;
-
- /* Pre-calculate what we can */
- rtpL16enc->time_interval =
- GST_SECOND / (2 * rtpL16enc->channels * rtpL16enc->frequency);
-
- return GST_PAD_LINK_OK;
-}
-
-
-void
-gst_rtpL16enc_htons (GstBuffer * buf)
-{
- gint16 *i, *len;
-
- /* FIXME: is this code correct or even sane at all? */
- i = (gint16 *) GST_BUFFER_DATA (buf);
- len = i + GST_BUFFER_SIZE (buf) / sizeof (gint16 *);
-
- for (; i < len; i++) {
- *i = g_htons (*i);
- }
-}
-
-static void
-gst_rtpL16enc_chain (GstPad * pad, GstData * _data)
-{
- GstBuffer *buf = GST_BUFFER (_data);
- GstRtpL16Enc *rtpL16enc;
- GstBuffer *outbuf;
- Rtp_Packet packet;
-
- g_return_if_fail (pad != NULL);
- g_return_if_fail (GST_IS_PAD (pad));
- g_return_if_fail (buf != NULL);
-
- rtpL16enc = GST_RTP_L16_ENC (GST_OBJECT_PARENT (pad));
-
- g_return_if_fail (rtpL16enc != NULL);
- g_return_if_fail (GST_IS_RTP_L16_ENC (rtpL16enc));
-
- if (GST_IS_EVENT (buf)) {
- GstEvent *event = GST_EVENT (buf);
-
- switch (GST_EVENT_TYPE (event)) {
- case GST_EVENT_DISCONTINUOUS:
- GST_DEBUG ("discont");
- rtpL16enc->next_time = 0;
- gst_pad_event_default (pad, event);
- return;
- default:
- gst_pad_event_default (pad, event);
- return;
- }
- }
-
- /* We only need the header */
- packet = rtp_packet_new_allocate (0, 0, 0);
-
- rtp_packet_set_csrc_count (packet, 0);
- rtp_packet_set_extension (packet, 0);
- rtp_packet_set_padding (packet, 0);
- rtp_packet_set_version (packet, RTP_VERSION);
- rtp_packet_set_marker (packet, 0);
- rtp_packet_set_ssrc (packet, g_htonl (rtpL16enc->ssrc));
- rtp_packet_set_seq (packet, g_htons (rtpL16enc->seq));
- rtp_packet_set_timestamp (packet,
- g_htonl ((guint32) rtpL16enc->next_time / GST_SECOND));
-
- if (rtpL16enc->channels == 1) {
- rtp_packet_set_payload_type (packet, (guint8) PAYLOAD_L16_MONO);
- }
-
- else {
- rtp_packet_set_payload_type (packet, (guint8) PAYLOAD_L16_STEREO);
- }
-
- /* FIXME: According to RFC 1890, this is required, right? */
-#if G_BYTE_ORDER == G_LITTLE_ENDIAN
- gst_rtpL16enc_htons (buf);
-#endif
-
- outbuf = gst_buffer_new ();
- GST_BUFFER_SIZE (outbuf) =
- rtp_packet_get_packet_len (packet) + GST_BUFFER_SIZE (buf);
- GST_BUFFER_DATA (outbuf) = g_malloc (GST_BUFFER_SIZE (outbuf));
- GST_BUFFER_TIMESTAMP (outbuf) = rtpL16enc->next_time;
-
- memcpy (GST_BUFFER_DATA (outbuf), packet->data,
- rtp_packet_get_packet_len (packet));
- memcpy (GST_BUFFER_DATA (outbuf) + rtp_packet_get_packet_len (packet),
- GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
-
- GST_DEBUG ("gst_rtpL16enc_chain: pushing buffer of size %d",
- GST_BUFFER_SIZE (outbuf));
- gst_pad_push (rtpL16enc->srcpad, GST_DATA (outbuf));
-
- ++rtpL16enc->seq;
- rtpL16enc->next_time += rtpL16enc->time_interval * GST_BUFFER_SIZE (buf);
-
- rtp_packet_free (packet);
- gst_buffer_unref (buf);
-}
-
-static void
-gst_rtpL16enc_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec)
-{
- GstRtpL16Enc *rtpL16enc;
-
- g_return_if_fail (GST_IS_RTP_L16_ENC (object));
- rtpL16enc = GST_RTP_L16_ENC (object);
-
- switch (prop_id) {
- default:
- break;
- }
-}
-
-static void
-gst_rtpL16enc_get_property (GObject * object, guint prop_id, GValue * value,
- GParamSpec * pspec)
-{
- GstRtpL16Enc *rtpL16enc;
-
- g_return_if_fail (GST_IS_RTP_L16_ENC (object));
- rtpL16enc = GST_RTP_L16_ENC (object);
-
- switch (prop_id) {
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static GstStateChangeReturn
-gst_rtpL16enc_change_state (GstElement * element, GstStateChange transition)
-{
- GstRtpL16Enc *rtpL16enc;
-
- g_return_val_if_fail (GST_IS_RTP_L16_ENC (element), GST_STATE_CHANGE_FAILURE);
-
- rtpL16enc = GST_RTP_L16_ENC (element);
-
- GST_DEBUG ("state pending %d\n", GST_STATE_PENDING (element));
-
- /* if going down into NULL state, close the file if it's open */
- switch (transition) {
- case GST_STATE_CHANGE_NULL_TO_READY:
- break;
-
- case GST_STATE_CHANGE_READY_TO_NULL:
- break;
-
- default:
- break;
- }
-
- /* if we haven't failed already, give the parent class a chance to ;-) */
- if (GST_ELEMENT_CLASS (parent_class)->change_state)
- return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
-
- return GST_STATE_CHANGE_SUCCESS;
-}
-
-gboolean
-gst_rtpL16enc_plugin_init (GstPlugin * plugin)
-{
- return gst_element_register (plugin, "rtpL16enc",
- GST_RANK_NONE, GST_TYPE_RTP_L16_ENC);
-}
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