static gboolean
gst_smpte_sink_event (GstCollectPads * pads,
GstCollectData * data, GstEvent * event, gpointer user_data)
{
GstPad *pad;
gboolean ret = FALSE;
pad = data->pad;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_CAPS:
{
GstCaps *caps;
gst_event_parse_caps (event, &caps);
ret = gst_smpte_setcaps (pad, caps);
gst_event_unref (event);
event = NULL;
break;
}
default:
break;
}
if (event != NULL)
return gst_collect_pads_event_default (pads, data, event, FALSE);
return ret;
}
static gboolean
gst_mxf_mux_handle_sink_event (GstCollectPads * pads, GstCollectData * data,
GstEvent * event, gpointer user_data)
{
GstCaps *caps;
gboolean ret = TRUE;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_TAG:
/* TODO: do something with the tags */
break;
case GST_EVENT_SEGMENT:
/* We don't support SEGMENT events */
ret = FALSE;
gst_event_unref (event);
break;
case GST_EVENT_CAPS:
gst_event_parse_caps (event, &caps);
gst_mxf_mux_event_caps (data->pad, caps);
gst_caps_unref (caps);
break;
default:
break;
}
/* now GstCollectPads can take care of the rest, e.g. EOS */
if (ret)
ret = gst_collect_pads_event_default (pads, data, event, FALSE);
return ret;
}
static gboolean
gst_frei0r_mixer_sink_event (GstCollectPads * pads, GstCollectData * cdata,
GstEvent * event, GstFrei0rMixer * self)
{
gboolean ret = TRUE;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_CAPS:
{
GstCaps *caps;
gst_event_parse_caps (event, &caps);
ret = gst_frei0r_mixer_set_caps (self, cdata->pad, caps);
gst_event_unref (event);
break;
}
default:
ret = gst_collect_pads_event_default (pads, cdata, event, FALSE);
break;
}
return ret;
}
static gboolean
gst_interleave_sink_event (GstCollectPads * pads, GstCollectData * data,
GstEvent * event, gpointer user_data)
{
GstInterleave *self = GST_INTERLEAVE (user_data);
gboolean ret = TRUE;
GST_DEBUG ("Got %s event on pad %s:%s", GST_EVENT_TYPE_NAME (event),
GST_DEBUG_PAD_NAME (data->pad));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_STOP:
GST_OBJECT_LOCK (self);
gst_event_replace (&self->pending_segment, NULL);
GST_OBJECT_UNLOCK (self);
break;
case GST_EVENT_SEGMENT:
{
GST_OBJECT_LOCK (self);
gst_event_replace (&self->pending_segment, event);
GST_OBJECT_UNLOCK (self);
break;
}
case GST_EVENT_CAPS:
{
GstCaps *caps;
GstAudioInfo info;
GValue *val;
guint channel;
gst_event_parse_caps (event, &caps);
if (!gst_audio_info_from_caps (&info, caps)) {
GST_WARNING_OBJECT (self, "invalid sink caps");
gst_event_unref (event);
event = NULL;
ret = FALSE;
break;
}
if (self->channel_positions_from_input
&& GST_AUDIO_INFO_CHANNELS (&info) == 1) {
channel = GST_INTERLEAVE_PAD_CAST (data->pad)->channel;
val = g_value_array_get_nth (self->input_channel_positions, channel);
g_value_set_enum (val, GST_AUDIO_INFO_POSITION (&info, 0));
}
if (!gst_pad_has_current_caps (data->pad))
g_atomic_int_add (&self->configured_sinkpads_counter, 1);
/* Last caps that are set on a sink pad are used as output caps */
if (g_atomic_int_get (&self->configured_sinkpads_counter) ==
self->channels) {
ret = gst_interleave_sink_setcaps (self, data->pad, caps, &info);
gst_event_unref (event);
event = NULL;
}
break;
}
case GST_EVENT_TAG:
GST_FIXME_OBJECT (self, "FIXME: merge tags and send after stream-start");
break;
default:
break;
}
/* now GstCollectPads can take care of the rest, e.g. EOS */
if (event != NULL)
return gst_collect_pads_event_default (pads, data, event, FALSE);
return ret;
}
static gboolean
gst_adder_sink_event (GstCollectPads * pads, GstCollectData * pad,
GstEvent * event, gpointer user_data)
{
GstAdder *adder = GST_ADDER (user_data);
gboolean res = TRUE, discard = FALSE;
GST_DEBUG_OBJECT (pad->pad, "Got %s event on sink pad",
GST_EVENT_TYPE_NAME (event));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_CAPS:
{
GstCaps *caps;
gst_event_parse_caps (event, &caps);
res = gst_adder_setcaps (adder, pad->pad, caps);
gst_event_unref (event);
event = NULL;
break;
}
case GST_EVENT_FLUSH_START:
/* ensure that we will send a flush stop */
res = gst_collect_pads_event_default (pads, pad, event, discard);
event = NULL;
GST_COLLECT_PADS_STREAM_LOCK (adder->collect);
adder->flush_stop_pending = TRUE;
GST_COLLECT_PADS_STREAM_UNLOCK (adder->collect);
break;
case GST_EVENT_FLUSH_STOP:
/* we received a flush-stop. We will only forward it when
* flush_stop_pending is set, and we will unset it then.
*/
g_atomic_int_set (&adder->new_segment_pending, TRUE);
GST_COLLECT_PADS_STREAM_LOCK (adder->collect);
if (adder->flush_stop_pending) {
GST_DEBUG_OBJECT (pad->pad, "forwarding flush stop");
res = gst_collect_pads_event_default (pads, pad, event, discard);
adder->flush_stop_pending = FALSE;
event = NULL;
} else {
discard = TRUE;
GST_DEBUG_OBJECT (pad->pad, "eating flush stop");
}
GST_COLLECT_PADS_STREAM_UNLOCK (adder->collect);
/* Clear pending tags */
if (adder->pending_events) {
g_list_foreach (adder->pending_events, (GFunc) gst_event_unref, NULL);
g_list_free (adder->pending_events);
adder->pending_events = NULL;
}
break;
case GST_EVENT_TAG:
/* collect tags here so we can push them out when we collect data */
adder->pending_events = g_list_append (adder->pending_events, event);
event = NULL;
break;
case GST_EVENT_SEGMENT:{
const GstSegment *segment;
gst_event_parse_segment (event, &segment);
if (segment->rate != adder->segment.rate) {
GST_ERROR_OBJECT (pad->pad,
"Got segment event with wrong rate %lf, expected %lf",
segment->rate, adder->segment.rate);
res = FALSE;
gst_event_unref (event);
event = NULL;
}
discard = TRUE;
break;
}
default:
break;
}
if (G_LIKELY (event))
return gst_collect_pads_event_default (pads, pad, event, discard);
else
return res;
}