static gboolean
gst_real_audio_demux_sink_activate_mode (GstPad * sinkpad, GstObject * parent,
GstPadMode mode, gboolean active)
{
gboolean res;
GstRealAudioDemux *demux;
demux = GST_REAL_AUDIO_DEMUX (parent);
switch (mode) {
case GST_PAD_MODE_PUSH:
demux->seekable = FALSE;
res = TRUE;
break;
case GST_PAD_MODE_PULL:
if (active) {
demux->seekable = TRUE;
res = gst_pad_start_task (sinkpad,
(GstTaskFunction) gst_real_audio_demux_loop, demux, NULL);
} else {
demux->seekable = FALSE;
res = gst_pad_stop_task (sinkpad);
}
break;
default:
res = FALSE;
break;
}
return res;
}
static GstFlowReturn
gst_real_audio_demux_chain (GstPad * pad, GstBuffer * buf)
{
GstRealAudioDemux *demux;
demux = GST_REAL_AUDIO_DEMUX (GST_PAD_PARENT (pad));
return gst_real_audio_demux_handle_buffer (demux, buf);
}
static void
gst_real_audio_demux_finalize (GObject * obj)
{
GstRealAudioDemux *demux = GST_REAL_AUDIO_DEMUX (obj);
g_object_unref (demux->adapter);
G_OBJECT_CLASS (parent_class)->finalize (obj);
}
static GstFlowReturn
gst_real_audio_demux_chain (GstPad * pad, GstObject * parent, GstBuffer * buf)
{
GstRealAudioDemux *demux;
demux = GST_REAL_AUDIO_DEMUX (parent);
return gst_real_audio_demux_handle_buffer (demux, buf);
}
static gboolean
gst_real_audio_demux_sink_activate_push (GstPad * sinkpad, gboolean active)
{
GstRealAudioDemux *demux;
demux = GST_REAL_AUDIO_DEMUX (GST_OBJECT_PARENT (sinkpad));
demux->seekable = FALSE;
return TRUE;
}
static gboolean
gst_real_audio_demux_sink_activate_pull (GstPad * sinkpad, gboolean active)
{
GstRealAudioDemux *demux;
demux = GST_REAL_AUDIO_DEMUX (GST_OBJECT_PARENT (sinkpad));
if (active) {
demux->seekable = TRUE;
return gst_pad_start_task (sinkpad,
(GstTaskFunction) gst_real_audio_demux_loop, demux);
} else {
demux->seekable = FALSE;
return gst_pad_stop_task (sinkpad);
}
}
static gboolean
gst_real_audio_demux_src_query (GstPad * pad, GstQuery * query)
{
GstRealAudioDemux *demux;
gboolean ret = FALSE;
demux = GST_REAL_AUDIO_DEMUX (gst_pad_get_parent (pad));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_DURATION:{
GstFormat format;
gst_query_parse_duration (query, &format, NULL);
if (format == GST_FORMAT_TIME && demux->duration > 0) {
gst_query_set_duration (query, GST_FORMAT_TIME, demux->duration);
ret = TRUE;
} else if (format == GST_FORMAT_BYTES && demux->upstream_size > 0) {
gst_query_set_duration (query, GST_FORMAT_BYTES,
demux->upstream_size - demux->data_offset);
ret = TRUE;
}
break;
}
case GST_QUERY_SEEKING:{
GstFormat format;
gboolean seekable;
gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
seekable = (format == GST_FORMAT_TIME && demux->seekable);
gst_query_set_seeking (query, format, seekable, 0,
(format == GST_FORMAT_TIME) ? demux->duration : -1);
ret = TRUE;
break;
}
default:
ret = gst_pad_query_default (pad, query);
break;
}
gst_object_unref (demux);
return ret;
}
static GstStateChangeReturn
gst_real_audio_demux_change_state (GstElement * element,
GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GstRealAudioDemux *demux = GST_REAL_AUDIO_DEMUX (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
demux->state = REAL_AUDIO_DEMUX_STATE_MARKER;
demux->segment_running = FALSE;
gst_segment_init (&demux->segment, GST_FORMAT_TIME);
gst_adapter_clear (demux->adapter);
break;
case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:{
gst_real_audio_demux_reset (demux);
gst_segment_init (&demux->segment, GST_FORMAT_UNDEFINED);
break;
}
case GST_STATE_CHANGE_READY_TO_NULL:
break;
default:
break;
}
return ret;
}
static gboolean
gst_real_audio_demux_sink_event (GstPad * pad, GstObject * parent,
GstEvent * event)
{
GstRealAudioDemux *demux;
gboolean ret;
demux = GST_REAL_AUDIO_DEMUX (parent);
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_SEGMENT:{
/* FIXME */
gst_event_unref (event);
demux->need_newsegment = TRUE;
ret = TRUE;
break;
}
default:
ret = gst_pad_event_default (pad, parent, event);
break;
}
return ret;
}
static gboolean
gst_real_audio_demux_src_event (GstPad * pad, GstEvent * event)
{
GstRealAudioDemux *demux;
gboolean ret = FALSE;
demux = GST_REAL_AUDIO_DEMUX (gst_pad_get_parent (pad));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_QOS:
gst_event_unref (event);
break;
case GST_EVENT_SEEK:
ret = gst_real_audio_demux_handle_seek (demux, event);
gst_event_unref (event);
break;
default:
ret = gst_pad_event_default (pad, event);
break;
}
gst_object_unref (demux);
return ret;
}
static gboolean
gst_real_audio_demux_src_query (GstPad * pad, GstObject * parent,
GstQuery * query)
{
GstRealAudioDemux *demux;
gboolean ret = FALSE;
demux = GST_REAL_AUDIO_DEMUX (parent);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_DURATION:{
GstFormat format;
gst_query_parse_duration (query, &format, NULL);
if (format == GST_FORMAT_TIME && demux->duration > 0) {
gst_query_set_duration (query, GST_FORMAT_TIME, demux->duration);
ret = TRUE;
} else if (format == GST_FORMAT_BYTES && demux->upstream_size > 0) {
gst_query_set_duration (query, GST_FORMAT_BYTES,
demux->upstream_size - demux->data_offset);
ret = TRUE;
}
break;
}
case GST_QUERY_SEEKING:{
GstFormat format;
gboolean seekable;
gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
seekable = (format == GST_FORMAT_TIME && demux->seekable);
gst_query_set_seeking (query, format, seekable, 0,
(format == GST_FORMAT_TIME) ? demux->duration : -1);
ret = TRUE;
break;
}
case GST_QUERY_SEGMENT:
{
GstFormat format;
gint64 start, stop;
format = demux->segment.format;
start =
gst_segment_to_stream_time (&demux->segment, format,
demux->segment.start);
if ((stop = demux->segment.stop) == -1)
stop = demux->segment.duration;
else
stop = gst_segment_to_stream_time (&demux->segment, format, stop);
gst_query_set_segment (query, demux->segment.rate, format, start, stop);
ret = TRUE;
break;
}
default:
ret = gst_pad_query_default (pad, parent, query);
break;
}
return ret;
}
