static void
kms_alpha_blending_port_data_destroy (KmsAlphaBlendingData * port_data)
{
KmsAlphaBlending *self = port_data->mixer;
GstPad *audiosink;
gchar *padname;
KMS_ALPHA_BLENDING_LOCK (self);
port_data->removing = TRUE;
kms_base_hub_unlink_video_sink (KMS_BASE_HUB (self), port_data->id);
kms_base_hub_unlink_audio_sink (KMS_BASE_HUB (self), port_data->id);
if (port_data->input) {
GstEvent *event;
gboolean result;
GstPad *pad;
if (port_data->videorate == NULL) {
KMS_ALPHA_BLENDING_UNLOCK (self);
return;
}
pad = gst_element_get_static_pad (port_data->videorate, "sink");
if (pad == NULL) {
KMS_ALPHA_BLENDING_UNLOCK (self);
return;
}
if (!GST_OBJECT_FLAG_IS_SET (pad, GST_PAD_FLAG_EOS)) {
event = gst_event_new_eos ();
result = gst_pad_send_event (pad, event);
if (port_data->input && self->priv->n_elems > 0) {
port_data->input = FALSE;
self->priv->n_elems--;
}
if (!result) {
GST_WARNING ("EOS event did not send");
}
gst_element_unlink (port_data->videoconvert, port_data->videorate);
g_object_unref (pad);
KMS_ALPHA_BLENDING_UNLOCK (self);
} else {
gboolean remove = FALSE;
/* EOS callback was triggered before we could remove the port data */
/* so we have to remove elements to avoid memory leaks. */
remove = port_data->eos_managed;
gst_element_unlink (port_data->videoconvert, port_data->videorate);
g_object_unref (pad);
KMS_ALPHA_BLENDING_UNLOCK (self);
if (remove) {
/* Remove pipeline without helding the mutex */
kms_loop_idle_add_full (self->priv->loop, G_PRIORITY_DEFAULT,
(GSourceFunc) remove_elements_from_pipeline,
KMS_ALPHA_BLENDING_REF (port_data),
(GDestroyNotify) kms_ref_struct_unref);
}
}
} else {
GstElement *videoconvert;
videoconvert = g_object_ref (port_data->videoconvert);
port_data->videoconvert = NULL;
if (port_data->probe_id > 0) {
gst_pad_remove_probe (port_data->video_mixer_pad, port_data->probe_id);
}
if (port_data->link_probe_id > 0) {
gst_pad_remove_probe (port_data->videoconvert_sink_pad,
port_data->link_probe_id);
}
KMS_ALPHA_BLENDING_UNLOCK (self);
gst_bin_remove (GST_BIN (self), videoconvert);
gst_element_set_state (videoconvert, GST_STATE_NULL);
g_object_unref (videoconvert);
}
padname = g_strdup_printf (AUDIO_SINK_PAD, port_data->id);
audiosink = gst_element_get_static_pad (self->priv->audiomixer, padname);
gst_element_release_request_pad (self->priv->audiomixer, audiosink);
gst_object_unref (audiosink);
g_free (padname);
KMS_ALPHA_BLENDING_UNREF (port_data);
}
static void
kms_composite_mixer_port_data_destroy (gpointer data)
{
KmsCompositeMixerData *port_data = (KmsCompositeMixerData *) data;
KmsCompositeMixer *self = port_data->mixer;
GstPad *audiosink;
gchar *padname;
KMS_COMPOSITE_MIXER_LOCK (self);
port_data->removing = TRUE;
kms_base_hub_unlink_video_sink (KMS_BASE_HUB (self), port_data->id);
kms_base_hub_unlink_audio_sink (KMS_BASE_HUB (self), port_data->id);
if (port_data->input) {
GstEvent *event;
gboolean result;
GstPad *pad;
if (port_data->capsfilter == NULL) {
KMS_COMPOSITE_MIXER_UNLOCK (self);
return;
}
pad = gst_element_get_static_pad (port_data->capsfilter, "sink");
if (pad == NULL) {
KMS_COMPOSITE_MIXER_UNLOCK (self);
return;
}
if (!GST_OBJECT_FLAG_IS_SET (pad, GST_PAD_FLAG_EOS)) {
if (GST_PAD_IS_FLUSHING (pad)) {
gst_pad_send_event (pad, gst_event_new_flush_stop (FALSE));
}
event = gst_event_new_eos ();
result = gst_pad_send_event (pad, event);
if (port_data->input && self->priv->n_elems > 0) {
port_data->input = FALSE;
self->priv->n_elems--;
kms_composite_mixer_recalculate_sizes (self);
}
KMS_COMPOSITE_MIXER_UNLOCK (self);
if (!result) {
GST_WARNING ("EOS event did not send");
}
} else {
gboolean remove = FALSE;
/* EOS callback was triggered before we could remove the port data */
/* so we have to remove elements to avoid memory leaks. */
remove = port_data->eos_managed;
KMS_COMPOSITE_MIXER_UNLOCK (self);
if (remove) {
/* Remove pipeline without helding the mutex */
kms_loop_idle_add_full (self->priv->loop, G_PRIORITY_DEFAULT,
(GSourceFunc) remove_elements_from_pipeline,
KMS_COMPOSITE_MIXER_REF (port_data),
(GDestroyNotify) kms_ref_struct_unref);
}
}
gst_element_unlink (port_data->capsfilter, port_data->tee);
g_object_unref (pad);
} else {
if (port_data->probe_id > 0) {
gst_pad_remove_probe (port_data->video_mixer_pad, port_data->probe_id);
}
if (port_data->latency_probe_id > 0) {
gst_pad_remove_probe (port_data->video_mixer_pad,
port_data->latency_probe_id);
}
if (port_data->link_probe_id > 0) {
gst_pad_remove_probe (port_data->tee_sink_pad, port_data->link_probe_id);
}
KMS_COMPOSITE_MIXER_UNLOCK (self);
gst_element_unlink (port_data->capsfilter, port_data->tee);
gst_element_unlink (port_data->tee, port_data->fakesink);
gst_bin_remove (GST_BIN (self), g_object_ref (port_data->capsfilter));
gst_element_set_state (port_data->capsfilter, GST_STATE_NULL);
g_object_unref (port_data->capsfilter);
port_data->capsfilter = NULL;
gst_bin_remove (GST_BIN (self), g_object_ref (port_data->tee));
gst_element_set_state (port_data->tee, GST_STATE_NULL);
g_object_unref (port_data->tee);
port_data->tee = NULL;
gst_bin_remove (GST_BIN (self), g_object_ref (port_data->fakesink));
gst_element_set_state (port_data->fakesink, GST_STATE_NULL);
g_object_unref (port_data->fakesink);
port_data->fakesink = NULL;
}
padname = g_strdup_printf (AUDIO_SINK_PAD, port_data->id);
audiosink = gst_element_get_static_pad (self->priv->audiomixer, padname);
gst_element_release_request_pad (self->priv->audiomixer, audiosink);
gst_object_unref (audiosink);
g_free (padname);
}
