gstreamer/ext/shout2/gstshout2.c

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/* 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 "gstshout2.h"
#include <stdlib.h>
#include <string.h>
/* elementfactory information */
static GstElementDetails shout2send_details = {
"An Icecast plugin",
"Sink/Network",
"Sends data to an icecast server",
"Wim Taymans <wim.taymans@chello.be>\n" "Pedro Corte-Real <typo@netcabo.pt>"
};
unsigned int audio_format = 100;
/* Shout2send signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
enum
{
ARG_0,
ARG_IP, /* the ip of the server */
ARG_PORT, /* the encoder port number on the server */
ARG_PASSWORD, /* the encoder password on the server */
ARG_PUBLIC, /* is this stream public? */
ARG_NAME, /* Name of the stream */
ARG_DESCRIPTION, /* Description of the stream */
ARG_GENRE, /* Genre of the stream */
ARG_PROTOCOL, /* Protocol to connect with */
ARG_MOUNT, /* mountpoint of stream (icecast only) */
ARG_URL, /* Url of stream (I'm guessing) */
};
static GstPadTemplate *
sink_template_factory (void)
{
static GstPadTemplate *template = NULL;
if (!template) {
template = gst_pad_template_new ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
gst_caps_new ("shout2send_sink",
"application/ogg",
NULL),
gst_caps_new ("shout2send_sink",
"audio/mpeg",
gst_props_new ("mpegversion", GST_PROPS_INT (1),
"layer", GST_PROPS_INT_RANGE (1, 3), NULL)), NULL);
}
return template;
}
static void gst_shout2send_class_init (GstShout2sendClass * klass);
static void gst_shout2send_base_init (GstShout2sendClass * klass);
static void gst_shout2send_init (GstShout2send * shout2send);
static void gst_shout2send_chain (GstPad * pad, GstData * _data);
static GstPadLinkReturn gst_shout2send_connect (GstPad * pad, GstCaps * caps);
static void gst_shout2send_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_shout2send_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static GstElementStateReturn gst_shout2send_change_state (GstElement * element);
static GstElementClass *parent_class = NULL;
/*static guint gst_shout2send_signals[LAST_SIGNAL] = { 0 }; */
#define GST_TYPE_SHOUT_PROTOCOL (gst_shout2send_protocol_get_type())
static GType
gst_shout2send_protocol_get_type (void)
{
static GType shout2send_protocol_type = 0;
static GEnumValue shout2send_protocol[] = {
{SHOUT2SEND_PROTOCOL_ICE, "1", "Ice Protocol"},
{SHOUT2SEND_PROTOCOL_XAUDIOCAST, "2",
"Xaudiocast Protocol (icecast 1.3.x)"},
{SHOUT2SEND_PROTOCOL_ICY, "3", "Icy Protocol (ShoutCast)"},
{SHOUT2SEND_PROTOCOL_HTTP, "4", "Http Protocol (icecast 2.x)"},
{0, NULL, NULL},
};
if (!shout2send_protocol_type) {
shout2send_protocol_type =
g_enum_register_static ("GstShout2SendProtocol", shout2send_protocol);
}
return shout2send_protocol_type;
}
GType
gst_shout2send_get_type (void)
{
static GType shout2send_type = 0;
if (!shout2send_type) {
static const GTypeInfo shout2send_info = {
sizeof (GstShout2sendClass),
(GBaseInitFunc) gst_shout2send_base_init,
NULL,
(GClassInitFunc) gst_shout2send_class_init,
NULL,
NULL,
sizeof (GstShout2send),
0,
(GInstanceInitFunc) gst_shout2send_init,
};
shout2send_type =
g_type_register_static (GST_TYPE_ELEMENT, "GstShout2send",
&shout2send_info, 0);
}
return shout2send_type;
}
static void
gst_shout2send_base_init (GstShout2sendClass * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class, sink_template_factory ());
gst_element_class_set_details (element_class, &shout2send_details);
}
static void
gst_shout2send_class_init (GstShout2sendClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_IP, g_param_spec_string ("ip", "ip", "ip", NULL, G_PARAM_READWRITE)); /* CHECKME */
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PORT, g_param_spec_int ("port", "port", "port", 1, G_MAXUSHORT, 8000, G_PARAM_READWRITE)); /* CHECKME */
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PASSWORD, g_param_spec_string ("password", "password", "password", NULL, G_PARAM_READWRITE)); /* CHECKME */
/* metadata */
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_NAME, g_param_spec_string ("name", "name", "name", NULL, G_PARAM_READWRITE)); /* CHECKME */
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DESCRIPTION, g_param_spec_string ("description", "description", "description", NULL, G_PARAM_READWRITE)); /* CHECKME */
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_GENRE, g_param_spec_string ("genre", "genre", "genre", NULL, G_PARAM_READWRITE)); /* CHECKME */
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PROTOCOL,
g_param_spec_enum ("protocol", "protocol", "Connection Protocol to use",
GST_TYPE_SHOUT_PROTOCOL, SHOUT2SEND_PROTOCOL_HTTP,
G_PARAM_READWRITE));
/* icecast only */
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_MOUNT, g_param_spec_string ("mount", "mount", "mount", NULL, G_PARAM_READWRITE)); /* CHECKME */
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_URL, g_param_spec_string ("url", "url", "url", NULL, G_PARAM_READWRITE)); /* CHECKME */
gobject_class->set_property = gst_shout2send_set_property;
gobject_class->get_property = gst_shout2send_get_property;
gstelement_class->change_state = gst_shout2send_change_state;
}
static void
gst_shout2send_init (GstShout2send * shout2send)
{
shout2send->sinkpad =
gst_pad_new_from_template (sink_template_factory (), "sink");
gst_element_add_pad (GST_ELEMENT (shout2send), shout2send->sinkpad);
gst_pad_set_chain_function (shout2send->sinkpad, gst_shout2send_chain);
gst_pad_set_link_function (shout2send->sinkpad, gst_shout2send_connect);
shout2send->ip = g_strdup ("127.0.0.1");
shout2send->port = 8000;
shout2send->password = g_strdup ("hackme");
shout2send->name = g_strdup ("");
shout2send->description = g_strdup ("");
shout2send->genre = g_strdup ("");
shout2send->mount = g_strdup ("");
shout2send->url = g_strdup ("");
shout2send->protocol = SHOUT2SEND_PROTOCOL_HTTP;
}
static void
gst_shout2send_chain (GstPad * pad, GstData * _data)
{
GstBuffer *buf = GST_BUFFER (_data);
GstShout2send *shout2send;
glong ret;
g_return_if_fail (pad != NULL);
g_return_if_fail (GST_IS_PAD (pad));
g_return_if_fail (buf != NULL);
shout2send = GST_SHOUT2SEND (GST_OBJECT_PARENT (pad));
g_return_if_fail (shout2send != NULL);
g_return_if_fail (GST_IS_SHOUT2SEND (shout2send));
ret = shout_send (shout2send->conn, GST_BUFFER_DATA (buf),
GST_BUFFER_SIZE (buf));
if (ret != SHOUTERR_SUCCESS) {
g_warning ("send error: %s...\n", shout_get_error (shout2send->conn));
}
shout_sync (shout2send->conn);
gst_buffer_unref (buf);
}
static void
gst_shout2send_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstShout2send *shout2send;
/* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_SHOUT2SEND (object));
shout2send = GST_SHOUT2SEND (object);
switch (prop_id) {
case ARG_IP:
if (shout2send->ip)
g_free (shout2send->ip);
shout2send->ip = g_strdup (g_value_get_string (value));
break;
case ARG_PORT:
shout2send->port = g_value_get_int (value);
break;
case ARG_PASSWORD:
if (shout2send->password)
g_free (shout2send->password);
shout2send->password = g_strdup (g_value_get_string (value));
break;
case ARG_NAME: /* Name of the stream */
if (shout2send->name)
g_free (shout2send->name);
shout2send->name = g_strdup (g_value_get_string (value));
break;
case ARG_DESCRIPTION: /* Description of the stream */
if (shout2send->description)
g_free (shout2send->description);
shout2send->description = g_strdup (g_value_get_string (value));
break;
case ARG_GENRE: /* Genre of the stream */
if (shout2send->genre)
g_free (shout2send->genre);
shout2send->genre = g_strdup (g_value_get_string (value));
break;
case ARG_PROTOCOL: /* protocol to connect with */
shout2send->protocol = g_value_get_enum (value);
break;
case ARG_MOUNT: /* mountpoint of stream (icecast only) */
if (shout2send->mount)
g_free (shout2send->mount);
shout2send->mount = g_strdup (g_value_get_string (value));
break;
case ARG_URL: /* Url of the stream (I'm guessing) */
if (shout2send->url)
g_free (shout2send->url);
shout2send->url = g_strdup (g_value_get_string (value));
break;
default:
break;
}
}
static void
gst_shout2send_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstShout2send *shout2send;
/* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_SHOUT2SEND (object));
shout2send = GST_SHOUT2SEND (object);
switch (prop_id) {
case ARG_IP:
g_value_set_string (value, shout2send->ip);
break;
case ARG_PORT:
g_value_set_int (value, shout2send->port);
break;
case ARG_PASSWORD:
g_value_set_string (value, shout2send->password);
break;
case ARG_NAME: /* Name of the stream */
g_value_set_string (value, shout2send->name);
break;
case ARG_DESCRIPTION: /* Description of the stream */
g_value_set_string (value, shout2send->description);
break;
case ARG_GENRE: /* Genre of the stream */
g_value_set_string (value, shout2send->genre);
break;
case ARG_PROTOCOL: /* protocol to connect with */
g_value_set_enum (value, shout2send->protocol);
break;
case ARG_MOUNT: /* mountpoint of stream (icecast only) */
g_value_set_string (value, shout2send->mount);
break;
case ARG_URL: /* Url of stream (I'm guessing) */
g_value_set_string (value, shout2send->url);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static GstPadLinkReturn
gst_shout2send_connect (GstPad * pad, GstCaps * caps)
{
if (!strcmp (gst_caps_get_mime (caps), "audio/mpeg")) {
audio_format = SHOUT_FORMAT_MP3;
return GST_PAD_LINK_OK;
}
if (!strcmp (gst_caps_get_mime (caps), "application/ogg")) {
audio_format = SHOUT_FORMAT_VORBIS;
return GST_PAD_LINK_OK;
} else {
return GST_PAD_LINK_REFUSED;
}
}
static GstElementStateReturn
gst_shout2send_change_state (GstElement * element)
{
GstShout2send *shout2send;
guint major, minor, micro;
gshort proto = 3;
gchar *version_string;
g_return_val_if_fail (GST_IS_SHOUT2SEND (element), GST_STATE_FAILURE);
shout2send = GST_SHOUT2SEND (element);
GST_DEBUG ("state pending %d", GST_STATE_PENDING (element));
/* if going down into NULL state, close the file if it's open */
switch (GST_STATE_TRANSITION (element)) {
case GST_STATE_NULL_TO_READY:
shout2send->conn = shout_new ();
switch (shout2send->protocol) {
case SHOUT2SEND_PROTOCOL_ICE:
proto = SHOUT_PROTOCOL_ICE;
break;
case SHOUT2SEND_PROTOCOL_XAUDIOCAST:
proto = SHOUT_PROTOCOL_XAUDIOCAST;
break;
case SHOUT2SEND_PROTOCOL_ICY:
proto = SHOUT_PROTOCOL_ICY;
break;
case SHOUT2SEND_PROTOCOL_HTTP:
proto = SHOUT_PROTOCOL_HTTP;
break;
}
if (shout_set_protocol (shout2send->conn, proto) != SHOUTERR_SUCCESS) {
g_error ("Error setting protocol: %s\n",
shout_get_error (shout2send->conn));
}
/* --- FIXME: shout requires an ip, and fails if it is given a host. */
/* may want to put convert_to_ip(shout2send->ip) here */
if (shout_set_host (shout2send->conn, shout2send->ip) != SHOUTERR_SUCCESS) {
g_error ("Error setting host: %s\n",
shout_get_error (shout2send->conn));
}
/* --- */
if (shout_set_port (shout2send->conn,
shout2send->port) != SHOUTERR_SUCCESS) {
g_error ("Error setting port: %s\n",
shout_get_error (shout2send->conn));
}
if (shout_set_password (shout2send->conn,
shout2send->password) != SHOUTERR_SUCCESS) {
g_error ("Error setting password: %s\n",
shout_get_error (shout2send->conn));
}
if (shout_set_name (shout2send->conn,
shout2send->name) != SHOUTERR_SUCCESS) {
g_error ("Error setting name: %s\n",
shout_get_error (shout2send->conn));
}
if (shout_set_description (shout2send->conn,
shout2send->description) != SHOUTERR_SUCCESS) {
g_error ("Error setting name: %s\n",
shout_get_error (shout2send->conn));
}
if (shout_set_genre (shout2send->conn,
shout2send->genre) != SHOUTERR_SUCCESS) {
g_error ("Error setting name: %s\n",
shout_get_error (shout2send->conn));
}
if (shout_set_mount (shout2send->conn,
shout2send->mount) != SHOUTERR_SUCCESS) {
g_error ("Error setting mount point: %s\n",
shout_get_error (shout2send->conn));
}
if (shout_set_user (shout2send->conn, "source") != SHOUTERR_SUCCESS) {
g_error ("Error setting user: %s\n",
shout_get_error (shout2send->conn));
}
gst_version (&major, &minor, &micro);
version_string =
g_strdup_printf ("GStreamer %d.%d.%d", major, minor, micro);
if (shout_set_agent (shout2send->conn,
version_string) != SHOUTERR_SUCCESS) {
g_error ("Error setting agent: %s\n",
shout_get_error (shout2send->conn));
}
g_free (version_string);
break;
case GST_STATE_READY_TO_PAUSED:
/* This sets the format acording to the capabilities of what
we are being given as input. */
if (shout_set_format (shout2send->conn, audio_format) != SHOUTERR_SUCCESS) {
g_error ("Error setting connection format: %s\n",
shout_get_error (shout2send->conn));
}
if (shout_open (shout2send->conn) == SHOUTERR_SUCCESS) {
g_print ("connected to server...\n");
} else {
g_warning ("Couldn't connect to server: %s",
shout_get_error (shout2send->conn));
shout_close (shout2send->conn);
shout_free (shout2send->conn);
return GST_STATE_FAILURE;
}
break;
case GST_STATE_PAUSED_TO_READY:
shout_close (shout2send->conn);
shout_free (shout2send->conn);
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);
return GST_STATE_SUCCESS;
}
static gboolean
plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "shout2send", GST_RANK_NONE,
GST_TYPE_SHOUT2SEND);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"shout2send",
"Sends data to an icecast server using libshout2",
plugin_init,
VERSION, "LGPL", "libshout2", "http://www.icecast.org/download.html")