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webrtcbin: functionify dependent element checks
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f0a4713932
commit
cf46d49b1e
1 changed files with 54 additions and 39 deletions
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@ -81,6 +81,58 @@ static void _update_need_negotiation (GstWebRTCBin * webrtc);
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#define GST_CAT_DEFAULT gst_webrtc_bin_debug
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#define GST_CAT_DEFAULT gst_webrtc_bin_debug
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GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
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GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
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static gboolean
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_have_nice_elements (GstWebRTCBin * webrtc)
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{
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GstPluginFeature *feature;
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feature = gst_registry_lookup_feature (gst_registry_get (), "nicesrc");
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if (feature) {
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gst_object_unref (feature);
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} else {
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GST_ELEMENT_ERROR (webrtc, CORE, MISSING_PLUGIN, NULL,
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("%s", "libnice elements are not available"));
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return FALSE;
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}
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feature = gst_registry_lookup_feature (gst_registry_get (), "nicesink");
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if (feature) {
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gst_object_unref (feature);
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} else {
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GST_ELEMENT_ERROR (webrtc, CORE, MISSING_PLUGIN, NULL,
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("%s", "libnice elements are not available"));
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return FALSE;
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}
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return TRUE;
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}
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static gboolean
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_have_dtls_elements (GstWebRTCBin * webrtc)
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{
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GstPluginFeature *feature;
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feature = gst_registry_lookup_feature (gst_registry_get (), "dtlsdec");
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if (feature) {
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gst_object_unref (feature);
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} else {
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GST_ELEMENT_ERROR (webrtc, CORE, MISSING_PLUGIN, NULL,
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("%s", "dtls elements are not available"));
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return FALSE;
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}
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feature = gst_registry_lookup_feature (gst_registry_get (), "dtlsenc");
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if (feature) {
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gst_object_unref (feature);
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} else {
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GST_ELEMENT_ERROR (webrtc, CORE, MISSING_PLUGIN, NULL,
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("%s", "dtls elements are not available"));
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return FALSE;
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}
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return TRUE;
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}
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GQuark
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GQuark
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gst_webrtc_bin_error_quark (void)
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gst_webrtc_bin_error_quark (void)
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{
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{
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@ -3750,29 +3802,8 @@ gst_webrtc_bin_change_state (GstElement * element, GstStateChange transition)
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switch (transition) {
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switch (transition) {
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case GST_STATE_CHANGE_NULL_TO_READY:{
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case GST_STATE_CHANGE_NULL_TO_READY:{
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GstElement *nice;
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if (!_have_nice_elements (webrtc) || !_have_dtls_elements (webrtc))
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if (!webrtc->rtpbin) {
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/* FIXME: is this the right thing for a missing plugin? */
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GST_ELEMENT_ERROR (webrtc, CORE, MISSING_PLUGIN, (NULL),
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("%s", "rtpbin element is not available"));
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return GST_STATE_CHANGE_FAILURE;
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return GST_STATE_CHANGE_FAILURE;
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}
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nice = gst_element_factory_make ("nicesrc", NULL);
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if (!nice) {
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/* FIXME: is this the right thing for a missing plugin? */
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GST_ELEMENT_ERROR (webrtc, CORE, MISSING_PLUGIN, (NULL),
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("%s", "libnice elements are not available"));
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return GST_STATE_CHANGE_FAILURE;
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}
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gst_object_unref (nice);
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nice = gst_element_factory_make ("nicesink", NULL);
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if (!nice) {
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/* FIXME: is this the right thing for a missing plugin? */
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GST_ELEMENT_ERROR (webrtc, CORE, MISSING_PLUGIN, (NULL),
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("%s", "libnice elements are not available"));
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return GST_STATE_CHANGE_FAILURE;
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}
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gst_object_unref (nice);
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_update_need_negotiation (webrtc);
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_update_need_negotiation (webrtc);
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break;
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break;
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}
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}
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@ -3819,26 +3850,10 @@ gst_webrtc_bin_request_new_pad (GstElement * element, GstPadTemplate * templ,
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{
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{
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GstWebRTCBin *webrtc = GST_WEBRTC_BIN (element);
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GstWebRTCBin *webrtc = GST_WEBRTC_BIN (element);
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GstWebRTCBinPad *pad = NULL;
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GstWebRTCBinPad *pad = NULL;
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GstPluginFeature *feature;
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guint serial;
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guint serial;
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feature = gst_registry_lookup_feature (gst_registry_get (), "nicesrc");
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if (!_have_nice_elements (webrtc) || !_have_dtls_elements (webrtc))
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if (feature) {
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gst_object_unref (feature);
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} else {
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GST_ELEMENT_ERROR (element, CORE, MISSING_PLUGIN, NULL,
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("%s", "libnice elements are not available"));
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return NULL;
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return NULL;
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}
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feature = gst_registry_lookup_feature (gst_registry_get (), "nicesink");
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if (feature) {
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gst_object_unref (feature);
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} else {
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GST_ELEMENT_ERROR (element, CORE, MISSING_PLUGIN, NULL,
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("%s", "libnice elements are not available"));
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return NULL;
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}
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if (templ->direction == GST_PAD_SINK ||
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if (templ->direction == GST_PAD_SINK ||
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g_strcmp0 (templ->name_template, "sink_%u") == 0) {
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g_strcmp0 (templ->name_template, "sink_%u") == 0) {
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