/* GStreamer * Copyright (C) <1999> Erik Walthinsen * Copyright (C) <2006> Tim-Philipp Müller * Copyright (C) <2012> Ralph Giles * * 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., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ /** * SECTION:element-shout2send * @title: shout2send * * shout2send pushes a media stream to an Icecast server * * ## Example launch line * |[ * gst-launch-1.0 uridecodebin uri=file:///path/to/audiofile ! audioconvert ! vorbisenc ! oggmux ! shout2send mount=/stream.ogg port=8000 username=source password=somepassword ip=server_IP_address_or_hostname * ]| This pipeline demuxes, decodes, re-encodes and re-muxes an audio * media file into oggvorbis and sends the resulting stream to an Icecast * server. Properties mount, port, username and password are all server-config * dependent. * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "gstshout2.h" #include #include #include "gst/gst-i18n-plugin.h" GST_DEBUG_CATEGORY_STATIC (shout2_debug); #define GST_CAT_DEFAULT shout2_debug enum { SIGNAL_CONNECTION_PROBLEM, /* FIXME 2.0: remove this */ LAST_SIGNAL }; enum { ARG_0, ARG_IP, /* the IP address or hostname of the server */ ARG_PORT, /* the encoder port number on the server */ ARG_PASSWORD, /* the encoder password on the server */ ARG_USERNAME, /* the encoder username on the server */ ARG_PUBLIC, /* is this stream public? */ ARG_STREAMNAME, /* 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, /* the stream's homepage URL */ ARG_TIMEOUT /* The max amount of time to wait for network activity */ }; #define DEFAULT_IP "127.0.0.1" #define DEFAULT_PORT 8000 #define DEFAULT_PASSWORD "hackme" #define DEFAULT_USERNAME "source" #define DEFAULT_PUBLIC FALSE #define DEFAULT_STREAMNAME "" #define DEFAULT_DESCRIPTION "" #define DEFAULT_GENRE "" #define DEFAULT_MOUNT "" #define DEFAULT_URL "" #define DEFAULT_PROTOCOL SHOUT2SEND_PROTOCOL_HTTP #define DEFAULT_TIMEOUT 10000 #ifdef SHOUT_FORMAT_WEBM #define WEBM_CAPS "; video/webm; audio/webm" #else #define WEBM_CAPS "" #endif #define SHOUT2SEND_BASIC_CAPS "application/ogg; audio/ogg; video/ogg; "\ "audio/mpeg, mpegversion = (int) 1, layer = (int) [ 1, 3 ]" #define SHOUT2SEND_DOC_CAPS SHOUT2SEND_BASIC_CAPS "; video/webm; audio/webm" #define SHOUT2SEND_CAPS SHOUT2SEND_BASIC_CAPS WEBM_CAPS static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, GST_STATIC_CAPS (SHOUT2SEND_CAPS)); static void gst_shout2send_finalize (GstShout2send * shout2send); static gboolean gst_shout2send_event (GstBaseSink * sink, GstEvent * event); static gboolean gst_shout2send_unlock (GstBaseSink * basesink); static gboolean gst_shout2send_unlock_stop (GstBaseSink * basesink); static GstFlowReturn gst_shout2send_render (GstBaseSink * sink, GstBuffer * buffer); static gboolean gst_shout2send_start (GstBaseSink * basesink); static gboolean gst_shout2send_stop (GstBaseSink * basesink); 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 gboolean gst_shout2send_setcaps (GstBaseSink * basesink, GstCaps * caps); 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 const GEnumValue shout2send_protocol[] = { {SHOUT2SEND_PROTOCOL_XAUDIOCAST, "Xaudiocast Protocol (icecast 1.3.x)", "xaudiocast"}, {SHOUT2SEND_PROTOCOL_ICY, "Icy Protocol (ShoutCast)", "icy"}, {SHOUT2SEND_PROTOCOL_HTTP, "Http Protocol (icecast 2.x)", "http"}, {0, NULL, NULL}, }; if (!shout2send_protocol_type) { shout2send_protocol_type = g_enum_register_static ("GstShout2SendProtocol", shout2send_protocol); } return shout2send_protocol_type; } #define gst_shout2send_parent_class parent_class G_DEFINE_TYPE_WITH_CODE (GstShout2send, gst_shout2send, GST_TYPE_BASE_SINK, G_IMPLEMENT_INTERFACE (GST_TYPE_TAG_SETTER, NULL)); #ifdef ENABLE_NLS #define _do_init \ bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);\ bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8"); #else /* ENABLE_NLS */ #define _do_init #endif GST_ELEMENT_REGISTER_DEFINE_WITH_CODE (shout2send, "shout2send", GST_RANK_NONE, GST_TYPE_SHOUT2SEND, _do_init); static void gst_shout2send_class_init (GstShout2sendClass * klass) { GObjectClass *gobject_class; GstElementClass *gstelement_class; GstBaseSinkClass *gstbasesink_class; GstPadTemplate *tmpl; GstCaps *doc_caps; gobject_class = (GObjectClass *) klass; gstelement_class = (GstElementClass *) klass; gstbasesink_class = (GstBaseSinkClass *) klass; parent_class = g_type_class_peek_parent (klass); gobject_class->set_property = gst_shout2send_set_property; gobject_class->get_property = gst_shout2send_get_property; gobject_class->finalize = (GObjectFinalizeFunc) gst_shout2send_finalize; /* FIXME: 2.0 Should probably change this prop name to "server" */ g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_IP, g_param_spec_string ("ip", "ip", "IP address or hostname", DEFAULT_IP, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PORT, g_param_spec_int ("port", "port", "port", 1, G_MAXUSHORT, DEFAULT_PORT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PASSWORD, g_param_spec_string ("password", "password", "password", DEFAULT_PASSWORD, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_USERNAME, g_param_spec_string ("username", "username", "username", DEFAULT_USERNAME, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); /* metadata */ g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_PUBLIC, g_param_spec_boolean ("public", "public", "If the stream should be listed on the server's stream directory", DEFAULT_PUBLIC, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_STREAMNAME, g_param_spec_string ("streamname", "streamname", "name of the stream", DEFAULT_STREAMNAME, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_DESCRIPTION, g_param_spec_string ("description", "description", "description", DEFAULT_DESCRIPTION, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_GENRE, g_param_spec_string ("genre", "genre", "genre", DEFAULT_GENRE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); 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, DEFAULT_PROTOCOL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); /* icecast only */ g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_MOUNT, g_param_spec_string ("mount", "mount", "mount", DEFAULT_MOUNT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_URL, g_param_spec_string ("url", "url", "the stream's homepage URL", DEFAULT_URL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_TIMEOUT, g_param_spec_uint ("timeout", "timeout", "Max amount of time to wait for network activity, in milliseconds", 1, G_MAXUINT, DEFAULT_TIMEOUT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); /* signals */ gst_shout2send_signals[SIGNAL_CONNECTION_PROBLEM] = g_signal_new ("connection-problem", G_TYPE_FROM_CLASS (klass), 0, 0, NULL, NULL, NULL, G_TYPE_NONE, 1, G_TYPE_INT); gstbasesink_class->start = GST_DEBUG_FUNCPTR (gst_shout2send_start); gstbasesink_class->stop = GST_DEBUG_FUNCPTR (gst_shout2send_stop); gstbasesink_class->unlock = GST_DEBUG_FUNCPTR (gst_shout2send_unlock); gstbasesink_class->unlock_stop = GST_DEBUG_FUNCPTR (gst_shout2send_unlock_stop); gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_shout2send_render); gstbasesink_class->event = GST_DEBUG_FUNCPTR (gst_shout2send_event); gstbasesink_class->set_caps = GST_DEBUG_FUNCPTR (gst_shout2send_setcaps); tmpl = gst_static_pad_template_get (&sink_template); gst_element_class_add_pad_template (gstelement_class, tmpl); /* our caps depend on the libshout2 version */ doc_caps = gst_caps_from_string (SHOUT2SEND_DOC_CAPS); gst_pad_template_set_documentation_caps (tmpl, doc_caps); gst_clear_caps (&doc_caps); gst_element_class_set_static_metadata (gstelement_class, "Icecast network sink", "Sink/Network", "Sends data to an icecast server", "Wim Taymans , " "Pedro Corte-Real , " "Zaheer Abbas Merali "); GST_DEBUG_CATEGORY_INIT (shout2_debug, "shout2", 0, "shout2send element"); gst_type_mark_as_plugin_api (GST_TYPE_SHOUT_PROTOCOL, 0); } static void gst_shout2send_init (GstShout2send * shout2send) { gst_base_sink_set_sync (GST_BASE_SINK (shout2send), FALSE); shout2send->timer = gst_poll_new (TRUE); shout2send->ip = g_strdup (DEFAULT_IP); shout2send->port = DEFAULT_PORT; shout2send->password = g_strdup (DEFAULT_PASSWORD); shout2send->username = g_strdup (DEFAULT_USERNAME); shout2send->streamname = g_strdup (DEFAULT_STREAMNAME); shout2send->description = g_strdup (DEFAULT_DESCRIPTION); shout2send->genre = g_strdup (DEFAULT_GENRE); shout2send->mount = g_strdup (DEFAULT_MOUNT); shout2send->url = g_strdup (DEFAULT_URL); shout2send->protocol = DEFAULT_PROTOCOL; shout2send->ispublic = DEFAULT_PUBLIC; shout2send->timeout = DEFAULT_TIMEOUT; shout2send->format = -1; shout2send->tags = gst_tag_list_new_empty (); shout2send->conn = NULL; shout2send->connected = FALSE; shout2send->songmetadata = NULL; shout2send->songartist = NULL; shout2send->songtitle = NULL; } static void gst_shout2send_finalize (GstShout2send * shout2send) { g_free (shout2send->ip); g_free (shout2send->password); g_free (shout2send->username); g_free (shout2send->streamname); g_free (shout2send->description); g_free (shout2send->genre); g_free (shout2send->mount); g_free (shout2send->url); gst_tag_list_unref (shout2send->tags); gst_poll_free (shout2send->timer); G_OBJECT_CLASS (parent_class)->finalize ((GObject *) (shout2send)); } static void set_shout_metadata (const GstTagList * list, const gchar * tag, gpointer user_data) { GstShout2send *shout2send = (GstShout2send *) user_data; char **shout_metadata = &(shout2send->songmetadata); char **song_artist = &(shout2send->songartist); char **song_title = &(shout2send->songtitle); gchar *value; GST_DEBUG ("tag: %s being added", tag); if (strcmp (tag, GST_TAG_ARTIST) == 0) { if (gst_tag_get_type (tag) == G_TYPE_STRING) { if (!gst_tag_list_get_string (list, tag, &value)) { GST_DEBUG ("Error reading \"%s\" tag value", tag); return; } if (*song_artist != NULL) g_free (*song_artist); *song_artist = g_strdup (value); } } else if (strcmp (tag, GST_TAG_TITLE) == 0) { if (gst_tag_get_type (tag) == G_TYPE_STRING) { if (!gst_tag_list_get_string (list, tag, &value)) { GST_DEBUG ("Error reading \"%s\" tag value", tag); return; } if (*song_title != NULL) g_free (*song_title); *song_title = g_strdup (value); } } if (*shout_metadata != NULL) g_free (*shout_metadata); if (*song_title && *song_artist) { *shout_metadata = g_strdup_printf ("%s - %s", *song_artist, *song_title); } else if (*song_title && *song_artist == NULL) { *shout_metadata = g_strdup_printf ("Unknown - %s", *song_title); } else if (*song_title == NULL && *song_artist) { *shout_metadata = g_strdup_printf ("%s - Unknown", *song_artist); } else { *shout_metadata = g_strdup_printf ("Unknown - Unknown"); } GST_LOG ("shout metadata is now: %s", *shout_metadata); } #if 0 static void gst_shout2send_set_metadata (GstShout2send * shout2send) { const GstTagList *user_tags; GstTagList *copy; char *tempmetadata; shout_metadata_t *pmetadata; g_return_if_fail (shout2send != NULL); user_tags = gst_tag_setter_get_tag_list (GST_TAG_SETTER (shout2send)); if ((shout2send->tags == NULL) && (user_tags == NULL)) { return; } copy = gst_tag_list_merge (user_tags, shout2send->tags, gst_tag_setter_get_tag_merge_mode (GST_TAG_SETTER (shout2send))); /* lets get the artist and song tags */ tempmetadata = NULL; gst_tag_list_foreach ((GstTagList *) copy, set_shout_metadata, (gpointer) & tempmetadata); if (tempmetadata) { pmetadata = shout_metadata_new (); shout_metadata_add (pmetadata, "song", tempmetadata); shout_set_metadata (shout2send->conn, pmetadata); shout_metadata_free (pmetadata); } gst_tag_list_unref (copy); } #endif static gboolean gst_shout2send_event (GstBaseSink * sink, GstEvent * event) { GstShout2send *shout2send; gboolean ret = TRUE; shout2send = GST_SHOUT2SEND (sink); GST_LOG_OBJECT (shout2send, "got %s event", GST_EVENT_TYPE_NAME (event)); switch (GST_EVENT_TYPE (event)) { case GST_EVENT_TAG:{ /* vorbis audio doesn't need metadata setting on the icecast level, only mp3 */ if (shout2send->tags && shout2send->format == SHOUT_FORMAT_MP3) { GstTagList *list; gst_event_parse_tag (event, &list); GST_DEBUG_OBJECT (shout2send, "tags=%" GST_PTR_FORMAT, list); gst_tag_list_insert (shout2send->tags, list, gst_tag_setter_get_tag_merge_mode (GST_TAG_SETTER (shout2send))); /* lets get the artist and song tags */ gst_tag_list_foreach ((GstTagList *) list, set_shout_metadata, shout2send); if (shout2send->songmetadata && shout2send->connected) { shout_metadata_t *pmetadata; GST_DEBUG_OBJECT (shout2send, "metadata now: %s", shout2send->songmetadata); pmetadata = shout_metadata_new (); shout_metadata_add (pmetadata, "song", shout2send->songmetadata); shout_set_metadata (shout2send->conn, pmetadata); shout_metadata_free (pmetadata); } } break; } default:{ GST_LOG_OBJECT (shout2send, "let base class handle event"); if (GST_BASE_SINK_CLASS (parent_class)->event) { event = gst_event_ref (event); ret = GST_BASE_SINK_CLASS (parent_class)->event (sink, event); } break; } } return ret; } static gboolean gst_shout2send_start (GstBaseSink * basesink) { GstShout2send *sink = GST_SHOUT2SEND (basesink); const gchar *cur_prop; gshort proto = 3; gchar *version_string; GST_DEBUG_OBJECT (sink, "starting"); sink->conn = shout_new (); switch (sink->protocol) { 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; } cur_prop = "protocol"; GST_DEBUG_OBJECT (sink, "setting protocol: %d", sink->protocol); if (shout_set_protocol (sink->conn, proto) != SHOUTERR_SUCCESS) goto set_failed; cur_prop = "ip"; GST_DEBUG_OBJECT (sink, "setting IP/hostname: %s", sink->ip); if (shout_set_host (sink->conn, sink->ip) != SHOUTERR_SUCCESS) goto set_failed; cur_prop = "port"; GST_DEBUG_OBJECT (sink, "setting port: %u", sink->port); if (shout_set_port (sink->conn, sink->port) != SHOUTERR_SUCCESS) goto set_failed; cur_prop = "password"; GST_DEBUG_OBJECT (sink, "setting password: %s", sink->password); if (shout_set_password (sink->conn, sink->password) != SHOUTERR_SUCCESS) goto set_failed; cur_prop = "public"; GST_DEBUG_OBJECT (sink, "setting %s: %u", cur_prop, sink->ispublic); if (shout_set_public (sink->conn, (sink->ispublic ? 1 : 0)) != SHOUTERR_SUCCESS) goto set_failed; cur_prop = "streamname"; GST_DEBUG_OBJECT (sink, "setting %s: %s", cur_prop, sink->streamname); if (shout_set_name (sink->conn, sink->streamname) != SHOUTERR_SUCCESS) goto set_failed; cur_prop = "description"; GST_DEBUG_OBJECT (sink, "setting %s: %s", cur_prop, sink->description); if (shout_set_description (sink->conn, sink->description) != SHOUTERR_SUCCESS) goto set_failed; cur_prop = "genre"; GST_DEBUG_OBJECT (sink, "setting %s: %s", cur_prop, sink->genre); if (shout_set_genre (sink->conn, sink->genre) != SHOUTERR_SUCCESS) goto set_failed; cur_prop = "mount"; GST_DEBUG_OBJECT (sink, "setting %s: %s", cur_prop, sink->mount); if (shout_set_mount (sink->conn, sink->mount) != SHOUTERR_SUCCESS) goto set_failed; cur_prop = "username"; GST_DEBUG_OBJECT (sink, "setting %s: %s", cur_prop, sink->username); if (shout_set_user (sink->conn, sink->username) != SHOUTERR_SUCCESS) goto set_failed; version_string = gst_version_string (); cur_prop = "agent"; GST_DEBUG_OBJECT (sink, "setting %s: %s", cur_prop, version_string); if (shout_set_agent (sink->conn, version_string) != SHOUTERR_SUCCESS) { g_free (version_string); goto set_failed; } g_free (version_string); return TRUE; /* ERROR */ set_failed: { GST_ELEMENT_ERROR (sink, LIBRARY, SETTINGS, (NULL), ("Error setting %s: %s", cur_prop, shout_get_error (sink->conn))); shout_free (sink->conn); sink->conn = NULL; return FALSE; } } static GstFlowReturn gst_shout2send_connect (GstShout2send * sink) { GstFlowReturn fret = GST_FLOW_OK; gint ret; GstClockTime start_ts; GST_DEBUG_OBJECT (sink, "Connection format is: %d", sink->format); if (sink->format == -1) goto no_caps; if (shout_set_nonblocking (sink->conn, 1) != SHOUTERR_SUCCESS) goto could_not_set_nonblocking; if (shout_set_format (sink->conn, sink->format) != SHOUTERR_SUCCESS) goto could_not_set_format; GST_DEBUG_OBJECT (sink, "connecting"); start_ts = gst_util_get_timestamp (); ret = shout_open (sink->conn); /* wait for connection or timeout */ while (ret == SHOUTERR_BUSY) { if (gst_util_get_timestamp () - start_ts > sink->timeout * GST_MSECOND) { goto connection_timeout; } if (gst_poll_wait (sink->timer, 10 * GST_MSECOND) == -1) { GST_LOG_OBJECT (sink, "unlocked"); fret = gst_base_sink_wait_preroll (GST_BASE_SINK (sink)); if (fret != GST_FLOW_OK) goto done; } ret = shout_get_connected (sink->conn); } if (ret != SHOUTERR_CONNECTED && ret != SHOUTERR_SUCCESS) goto could_not_connect; GST_DEBUG_OBJECT (sink, "connected to server"); sink->connected = TRUE; /* initialize sending rate monitoring */ sink->prev_queuelen = 0; sink->data_sent = 0; sink->stalled = TRUE; sink->datasent_reset_ts = sink->stalled_ts = gst_util_get_timestamp (); /* let's set metadata */ if (sink->songmetadata) { shout_metadata_t *pmetadata; GST_DEBUG_OBJECT (sink, "shout metadata now: %s", sink->songmetadata); pmetadata = shout_metadata_new (); shout_metadata_add (pmetadata, "song", sink->songmetadata); shout_set_metadata (sink->conn, pmetadata); shout_metadata_free (pmetadata); } done: return fret; /* ERRORS */ no_caps: { GST_ELEMENT_ERROR (sink, CORE, NEGOTIATION, (NULL), ("No input caps received.")); return GST_FLOW_NOT_NEGOTIATED; } could_not_set_nonblocking: { GST_ELEMENT_ERROR (sink, LIBRARY, SETTINGS, (NULL), ("Error configuring libshout to use non-blocking i/o: %s", shout_get_error (sink->conn))); return GST_FLOW_ERROR; } could_not_set_format: { GST_ELEMENT_ERROR (sink, LIBRARY, SETTINGS, (NULL), ("Error setting connection format: %s", shout_get_error (sink->conn))); return GST_FLOW_ERROR; } could_not_connect: { GST_ELEMENT_ERROR (sink, RESOURCE, OPEN_WRITE, (_("Could not connect to server")), ("shout_open() failed: err=%s", shout_get_error (sink->conn))); g_signal_emit (sink, gst_shout2send_signals[SIGNAL_CONNECTION_PROBLEM], 0, shout_get_errno (sink->conn)); return GST_FLOW_ERROR; } connection_timeout: { GST_ELEMENT_ERROR (sink, RESOURCE, OPEN_WRITE, (_("Could not connect to server")), ("connection timed out")); g_signal_emit (sink, gst_shout2send_signals[SIGNAL_CONNECTION_PROBLEM], 0, shout_get_errno (sink->conn)); return GST_FLOW_ERROR; } } static gboolean gst_shout2send_stop (GstBaseSink * basesink) { GstShout2send *sink = GST_SHOUT2SEND (basesink); if (sink->conn) { if (sink->connected) shout_close (sink->conn); shout_free (sink->conn); sink->conn = NULL; } if (sink->songmetadata) { g_free (sink->songmetadata); sink->songmetadata = NULL; } sink->connected = FALSE; sink->format = -1; return TRUE; } static gboolean gst_shout2send_unlock (GstBaseSink * basesink) { GstShout2send *sink; sink = GST_SHOUT2SEND (basesink); GST_DEBUG_OBJECT (basesink, "unlock"); gst_poll_set_flushing (sink->timer, TRUE); return TRUE; } static gboolean gst_shout2send_unlock_stop (GstBaseSink * basesink) { GstShout2send *sink; sink = GST_SHOUT2SEND (basesink); GST_DEBUG_OBJECT (basesink, "unlock_stop"); gst_poll_set_flushing (sink->timer, FALSE); return TRUE; } static GstFlowReturn gst_shout2send_render (GstBaseSink * basesink, GstBuffer * buf) { GstShout2send *sink; glong ret; gint delay; GstFlowReturn fret = GST_FLOW_OK; GstMapInfo map; GstClockTime now; ssize_t queuelen; sink = GST_SHOUT2SEND (basesink); /* we connect here because we need to know the format before we can set up * the connection, which we don't know yet in _start(), and also because we * don't want to block the application thread */ if (!sink->connected) { fret = gst_shout2send_connect (sink); if (fret != GST_FLOW_OK) goto done; } delay = shout_delay (sink->conn); if (delay > 0) { GST_LOG_OBJECT (sink, "waiting %d msec", delay); if (gst_poll_wait (sink->timer, GST_MSECOND * delay) == -1) { GST_LOG_OBJECT (sink, "unlocked"); fret = gst_base_sink_wait_preroll (basesink); if (fret != GST_FLOW_OK) goto done; } } else { GST_LOG_OBJECT (sink, "we're %d msec late", -delay); } /* accumulate how much data have actually been sent * to the network since the last call to shout_send() */ queuelen = shout_queuelen (sink->conn); if (sink->prev_queuelen > 0) sink->data_sent += sink->prev_queuelen - queuelen; gst_buffer_map (buf, &map, GST_MAP_READ); /* add map.size instead of re-reading the queue length because * the data may actually be sent immediately */ sink->prev_queuelen = queuelen + map.size; GST_LOG_OBJECT (sink, "sending %u bytes of data, queue length now is %" G_GUINT64_FORMAT, (guint) map.size, sink->prev_queuelen); ret = shout_send (sink->conn, map.data, map.size); gst_buffer_unmap (buf, &map); if (ret != SHOUTERR_SUCCESS) goto send_error; now = gst_util_get_timestamp (); if (now - sink->datasent_reset_ts >= 500 * GST_MSECOND) { guint64 send_rate; send_rate = gst_util_uint64_scale (sink->data_sent, GST_SECOND, now - sink->datasent_reset_ts); if (send_rate == 0 && !sink->stalled) { sink->stalled = TRUE; sink->stalled_ts = now; } else if (send_rate > 0 && sink->stalled) { sink->stalled = FALSE; } sink->data_sent = 0; sink->datasent_reset_ts = now; GST_DEBUG_OBJECT (sink, "sending rate is %" G_GUINT64_FORMAT " bps, " "stalled %d, stalled_ts %" GST_TIME_FORMAT, send_rate, sink->stalled, GST_TIME_ARGS (sink->stalled_ts)); if (sink->stalled && now - sink->stalled_ts >= sink->timeout * GST_MSECOND) { GST_WARNING_OBJECT (sink, "network send queue is stalled for too long"); goto network_error; } } done: return fret; /* ERRORS */ send_error: { GST_ELEMENT_ERROR (sink, RESOURCE, WRITE, (NULL), ("shout_send() failed: %s", shout_get_error (sink->conn))); g_signal_emit (sink, gst_shout2send_signals[SIGNAL_CONNECTION_PROBLEM], 0, shout_get_errno (sink->conn)); return GST_FLOW_ERROR; } network_error: { GST_ELEMENT_ERROR (sink, RESOURCE, WRITE, (NULL), ("network timeout reached")); g_signal_emit (sink, gst_shout2send_signals[SIGNAL_CONNECTION_PROBLEM], 0, SHOUTERR_BUSY); return GST_FLOW_ERROR; } } static void gst_shout2send_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec) { GstShout2send *shout2send; shout2send = GST_SHOUT2SEND (object); switch (prop_id) { case ARG_IP: g_free (shout2send->ip); shout2send->ip = g_value_dup_string (value); break; case ARG_PORT: shout2send->port = g_value_get_int (value); break; case ARG_PASSWORD: g_free (shout2send->password); shout2send->password = g_value_dup_string (value); break; case ARG_USERNAME: g_free (shout2send->username); shout2send->username = g_value_dup_string (value); break; case ARG_PUBLIC: shout2send->ispublic = g_value_get_boolean (value); break; case ARG_STREAMNAME: /* Name of the stream */ g_free (shout2send->streamname); shout2send->streamname = g_value_dup_string (value); break; case ARG_DESCRIPTION: /* Description of the stream */ g_free (shout2send->description); shout2send->description = g_value_dup_string (value); break; case ARG_GENRE: /* Genre of the stream */ g_free (shout2send->genre); shout2send->genre = g_value_dup_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) */ g_free (shout2send->mount); shout2send->mount = g_value_dup_string (value); break; case ARG_URL: /* the stream's homepage URL */ g_free (shout2send->url); shout2send->url = g_value_dup_string (value); break; case ARG_TIMEOUT: shout2send->timeout = g_value_get_uint (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gst_shout2send_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstShout2send *shout2send; 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_USERNAME: g_value_set_string (value, shout2send->username); break; case ARG_PUBLIC: g_value_set_boolean (value, shout2send->ispublic); break; case ARG_STREAMNAME: /* Name of the stream */ g_value_set_string (value, shout2send->streamname); 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: /* the stream's homepage URL */ g_value_set_string (value, shout2send->url); break; case ARG_TIMEOUT: g_value_set_uint (value, shout2send->timeout); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static gboolean gst_shout2send_setcaps (GstBaseSink * basesink, GstCaps * caps) { const gchar *mimetype; GstShout2send *shout2send; gboolean ret = TRUE; shout2send = GST_SHOUT2SEND (basesink); mimetype = gst_structure_get_name (gst_caps_get_structure (caps, 0)); GST_DEBUG_OBJECT (shout2send, "mimetype of caps given is: %s", mimetype); if (!strcmp (mimetype, "audio/mpeg")) { shout2send->format = SHOUT_FORMAT_MP3; } else if (g_str_has_suffix (mimetype, "/ogg")) { shout2send->format = SHOUT_FORMAT_OGG; #ifdef SHOUT_FORMAT_WEBM } else if (g_str_has_suffix (mimetype, "/webm")) { shout2send->format = SHOUT_FORMAT_WEBM; #endif } else { ret = FALSE; } return ret; } static gboolean plugin_init (GstPlugin * plugin) { return GST_ELEMENT_REGISTER (shout2send, plugin); } GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, GST_VERSION_MINOR, shout2, "Sends data to an icecast server using libshout2", plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)