static GstElement *
create_audio_sink(PurpleMedia *media,
const gchar *session_id, const gchar *participant)
{
const gchar *plugin = purple_prefs_get_string(
"/plugins/core/vvconfig/audio/sink/plugin");
const gchar *device = purple_prefs_get_string(
"/plugins/core/vvconfig/audio/sink/device");
GstElement *ret;
if (plugin[0] == '\0')
return purple_media_element_info_call_create(old_audio_sink,
media, session_id, participant);
ret = gst_element_factory_make(plugin, NULL);
if (device[0] != '\0')
g_object_set(G_OBJECT(ret), "device", device, NULL);
return ret;
}
static GstElement *
create_video_src(PurpleMedia *media,
const gchar *session_id, const gchar *participant)
{
const gchar *plugin = purple_prefs_get_string(
"/plugins/core/vvconfig/video/src/plugin");
const gchar *device = purple_prefs_get_string(
"/plugins/core/vvconfig/video/src/device");
GstElement *ret;
if (plugin[0] == '\0')
return purple_media_element_info_call_create(old_video_src,
media, session_id, participant);
ret = gst_element_factory_make(plugin, "vvconfig-videosrc");
if (device[0] != '\0')
g_object_set(G_OBJECT(ret), "device", device, NULL);
if (!strcmp(plugin, "videotestsrc"))
g_object_set(G_OBJECT(ret), "is-live", 1, NULL);
return ret;
}
GstElement *
purple_media_manager_get_element(PurpleMediaManager *manager,
PurpleMediaSessionType type, PurpleMedia *media,
const gchar *session_id, const gchar *participant)
{
#ifdef USE_VV
GstElement *ret = NULL;
PurpleMediaElementInfo *info = NULL;
PurpleMediaElementType element_type;
if (type & PURPLE_MEDIA_SEND_AUDIO)
info = manager->priv->audio_src;
else if (type & PURPLE_MEDIA_RECV_AUDIO)
info = manager->priv->audio_sink;
else if (type & PURPLE_MEDIA_SEND_VIDEO)
info = manager->priv->video_src;
else if (type & PURPLE_MEDIA_RECV_VIDEO)
info = manager->priv->video_sink;
if (info == NULL)
return NULL;
element_type = purple_media_element_info_get_element_type(info);
if (element_type & PURPLE_MEDIA_ELEMENT_UNIQUE &&
element_type & PURPLE_MEDIA_ELEMENT_SRC) {
GstElement *tee;
GstPad *pad;
GstPad *ghost;
gchar *id = purple_media_element_info_get_id(info);
ret = gst_bin_get_by_name(GST_BIN(
purple_media_manager_get_pipeline(
manager)), id);
if (ret == NULL) {
GstElement *bin, *fakesink;
ret = purple_media_element_info_call_create(info,
media, session_id, participant);
bin = gst_bin_new(id);
tee = gst_element_factory_make("tee", "tee");
gst_bin_add_many(GST_BIN(bin), ret, tee, NULL);
if (type & PURPLE_MEDIA_SEND_VIDEO) {
GstElement *videoscale;
GstElement *capsfilter;
videoscale = gst_element_factory_make("videoscale", NULL);
capsfilter = gst_element_factory_make("capsfilter", "prpl_video_caps");
g_object_set(G_OBJECT(capsfilter),
"caps", purple_media_manager_get_video_caps(manager), NULL);
gst_bin_add_many(GST_BIN(bin), videoscale, capsfilter, NULL);
gst_element_link_many(ret, videoscale, capsfilter, tee, NULL);
} else
gst_element_link(ret, tee);
/*
* This shouldn't be necessary, but it stops it from
* giving a not-linked error upon destruction
*/
fakesink = gst_element_factory_make("fakesink", NULL);
g_object_set(fakesink, "sync", FALSE, NULL);
gst_bin_add(GST_BIN(bin), fakesink);
gst_element_link(tee, fakesink);
ret = bin;
gst_object_ref(ret);
gst_bin_add(GST_BIN(purple_media_manager_get_pipeline(
manager)), ret);
}
g_free(id);
tee = gst_bin_get_by_name(GST_BIN(ret), "tee");
pad = gst_element_get_request_pad(tee, "src%d");
gst_object_unref(tee);
ghost = gst_ghost_pad_new(NULL, pad);
gst_object_unref(pad);
g_signal_connect(GST_PAD(ghost), "unlinked",
G_CALLBACK(request_pad_unlinked_cb), NULL);
gst_pad_set_active(ghost, TRUE);
gst_element_add_pad(ret, ghost);
} else {
ret = purple_media_element_info_call_create(info,
media, session_id, participant);
}
if (ret == NULL)
purple_debug_error("media", "Error creating source or sink\n");
return ret;
#else
return NULL;
#endif
}
