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matroskamux: use GstCollectPads2 event callback

Browse source 
... in stead of local HACK.
This commit is contained in:
Mark Nauwelaerts 2011-12-15 16:30:17 +01:00
parent 97391f1402
commit f6b38f2c39
2 changed files with 14 additions and 24 deletions
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37
gst/matroska/matroska-mux.c
View file

@ -224,6 +224,8 @@ static void gst_matroska_mux_finalize (GObject * object);
/* Pads collected callback */
static GstFlowReturn
gst_matroska_mux_collected (GstCollectPads2 * pads, gpointer user_data);
static gboolean gst_matroska_mux_handle_sink_event (GstCollectPads2 * pads,
GstCollectData2 * data, GstEvent * event, gpointer user_data);
/* pad functions */
static gboolean gst_matroska_mux_handle_src_event (GstPad * pad,
@ -454,6 +456,9 @@ gst_matroska_mux_init (GstMatroskaMux * mux, GstMatroskaMuxClass * g_class)
gst_collect_pads2_set_function (mux->collect,
(GstCollectPads2Function) GST_DEBUG_FUNCPTR (gst_matroska_mux_collected),
mux);
gst_collect_pads2_set_event_function (mux->collect,
(GstCollectPads2EventFunction) GST_DEBUG_FUNCPTR
(gst_matroska_mux_handle_sink_event), mux);
mux->ebml_write = gst_ebml_write_new (mux->srcpad);
mux->doctype = GST_MATROSKA_DOCTYPE_MATROSKA;
@ -709,15 +714,18 @@ gst_matroska_mux_handle_src_event (GstPad * pad, GstEvent * event)
* Returns: #TRUE on success.
*/
static gboolean
gst_matroska_mux_handle_sink_event (GstPad * pad, GstEvent * event)
gst_matroska_mux_handle_sink_event (GstCollectPads2 * pads,
GstCollectData2 * data, GstEvent * event, gpointer user_data)
{
GstMatroskaTrackContext *context;
GstMatroskaPad *collect_pad;
GstMatroskaMux *mux;
GstPad *pad;
GstTagList *list;
gboolean ret = TRUE;
mux = GST_MATROSKA_MUX (gst_pad_get_parent (pad));
mux = GST_MATROSKA_MUX (user_data);
collect_pad = (GstMatroskaPad *) data;
pad = data->pad;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_TAG:{
@ -726,8 +734,6 @@ gst_matroska_mux_handle_sink_event (GstPad * pad, GstEvent * event)
GST_DEBUG_OBJECT (mux, "received tag event");
gst_event_parse_tag (event, &list);
collect_pad = (GstMatroskaPad *) gst_pad_get_element_private (pad);
g_assert (collect_pad);
context = collect_pad->track;
g_assert (context);
@ -760,7 +766,6 @@ gst_matroska_mux_handle_sink_event (GstPad * pad, GstEvent * event)
gst_event_parse_new_segment (event, NULL, NULL, &format, NULL, NULL,
NULL);
if (format != GST_FORMAT_TIME) {
ret = FALSE;
gst_event_unref (event);
event = NULL;
}
@ -783,11 +788,9 @@ gst_matroska_mux_handle_sink_event (GstPad * pad, GstEvent * event)
/* now GstCollectPads2 can take care of the rest, e.g. EOS */
if (event)
ret = mux->collect_event (pad, event);
gst_object_unref (mux);
return ret;
return FALSE;
else
return TRUE;
}
@ -2015,18 +2018,6 @@ gst_matroska_mux_request_new_pad (GstElement * element,
collect_pad->track = context;
gst_matroska_pad_reset (collect_pad, FALSE);
/* FIXME: hacked way to override/extend the event function of
* GstCollectPads2; because it sets its own event function giving the
* element no access to events.
* TODO GstCollectPads2 should really give its 'users' a clean chance to
* properly handle events that are not meant for collectpads itself.
* Perhaps a callback or so, though rejected (?) in #340060.
* This would allow (clean) transcoding of info from demuxer/streams
* to another muxer */
mux->collect_event = (GstPadEventFunction) GST_PAD_EVENTFUNC (newpad);
gst_pad_set_event_function (GST_PAD (newpad),
GST_DEBUG_FUNCPTR (gst_matroska_mux_handle_sink_event));
gst_pad_set_setcaps_function (GST_PAD (newpad), setcapsfunc);
gst_pad_set_active (GST_PAD (newpad), TRUE);
if (!gst_element_add_pad (element, GST_PAD (newpad)))

1
gst/matroska/matroska-mux.h
View file

@ -77,7 +77,6 @@ typedef struct _GstMatroskaMux {
/* pads */
GstPad *srcpad;
GstCollectPads2 *collect;
GstPadEventFunction collect_event;
GstEbmlWrite *ebml_write;
guint num_streams,