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decodebin2: copy sticky events

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This commit is contained in:
Wim Taymans 2013-11-29 17:26:13 +01:00
parent 1d4cf74e0b
commit a7151d0b3e
1 changed files with 41 additions and 10 deletions
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51
gst/playback/gstdecodebin2.c
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@ -1419,6 +1419,37 @@ static void no_more_pads_cb (GstElement * element, GstDecodeChain * chain);
static GstDecodeGroup *gst_decode_chain_get_current_group (GstDecodeChain *
chain);
static gboolean
clear_sticky_events (GstPad * pad, GstEvent ** event, gpointer user_data)
{
GST_DEBUG_OBJECT (pad, "clearing sticky event %" GST_PTR_FORMAT, *event);
gst_event_unref (*event);
*event = NULL;
return TRUE;
}
static gboolean
copy_sticky_events (GstPad * pad, GstEvent ** event, gpointer user_data)
{
GstPad *gpad = GST_PAD_CAST (user_data);
GST_DEBUG_OBJECT (gpad, "store sticky event %" GST_PTR_FORMAT, *event);
gst_pad_store_sticky_event (gpad, *event);
return TRUE;
}
static void
decode_pad_set_target (GstDecodePad * dpad, GstPad * target)
{
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), target);
if (target == NULL)
gst_pad_sticky_events_foreach (GST_PAD_CAST (dpad), clear_sticky_events,
NULL);
else
gst_pad_sticky_events_foreach (target, copy_sticky_events, dpad);
}
/* called when a new pad is discovered. It will perform some basic actions
* before trying to link something to it.
*
@ -1492,7 +1523,7 @@ analyze_new_pad (GstDecodeBin * dbin, GstElement * src, GstPad * pad,
dpad = gst_object_ref (chain->current_pad);
gst_pad_set_active (GST_PAD_CAST (dpad), TRUE);
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), pad);
decode_pad_set_target (dpad, pad);
/* 1. Emit 'autoplug-continue' the result will tell us if this pads needs
* further autoplugging. Only do this for fixed caps, for unfixed caps
@ -1670,12 +1701,12 @@ analyze_new_pad (GstDecodeBin * dbin, GstElement * src, GstPad * pad,
gst_element_set_state (delem->capsfilter, GST_STATE_PAUSED);
gst_bin_add (GST_BIN_CAST (dbin), gst_object_ref (delem->capsfilter));
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), NULL);
decode_pad_set_target (dpad, NULL);
p = gst_element_get_static_pad (delem->capsfilter, "sink");
gst_pad_link_full (pad, p, GST_PAD_LINK_CHECK_NOTHING);
gst_object_unref (p);
p = gst_element_get_static_pad (delem->capsfilter, "src");
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), p);
decode_pad_set_target (dpad, p);
pad = p;
if (!gst_caps_is_fixed (caps)) {
@ -1855,12 +1886,12 @@ connect_pad (GstDecodeBin * dbin, GstElement * src, GstDecodePad * dpad,
"is a demuxer, connecting the pad through multiqueue '%s'",
GST_OBJECT_NAME (chain->parent->multiqueue));
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), NULL);
decode_pad_set_target (dpad, NULL);
if (!(mqpad = gst_decode_group_control_demuxer_pad (chain->parent, pad)))
goto beach;
src = chain->parent->multiqueue;
pad = mqpad;
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), pad);
decode_pad_set_target (dpad, pad);
}
/* 2. Try to create an element and link to it */
@ -1876,7 +1907,7 @@ connect_pad (GstDecodeBin * dbin, GstElement * src, GstDecodePad * dpad,
/* Set dpad target to pad again, it might've been unset
* below but we came back here because something failed
*/
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), pad);
decode_pad_set_target (dpad, pad);
/* take first factory */
factory = g_value_get_object (g_value_array_get_nth (factories, 0));
@ -1985,7 +2016,7 @@ connect_pad (GstDecodeBin * dbin, GstElement * src, GstDecodePad * dpad,
}
/* 2.0. Unlink pad */
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), NULL);
decode_pad_set_target (dpad, NULL);
/* 2.1. Try to create an element */
if ((element = gst_element_factory_create (factory, NULL)) == NULL) {
@ -2352,11 +2383,11 @@ expose_pad (GstDecodeBin * dbin, GstElement * src, GstDecodePad * dpad,
if (chain->parent && !chain->elements && src != chain->parent->multiqueue) {
GST_LOG_OBJECT (src, "connecting the pad through multiqueue");
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), NULL);
decode_pad_set_target (dpad, NULL);
if (!(mqpad = gst_decode_group_control_demuxer_pad (chain->parent, pad)))
goto beach;
pad = mqpad;
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (dpad), pad);
decode_pad_set_target (dpad, pad);
}
gst_decode_pad_activate (dpad, chain);
@ -2889,7 +2920,7 @@ gst_decode_chain_free_internal (GstDecodeChain * chain, gboolean hide)
GST_PAD_CAST (chain->endpad));
}
gst_ghost_pad_set_target (GST_GHOST_PAD_CAST (chain->endpad), NULL);
decode_pad_set_target (chain->endpad, NULL);
chain->endpad->exposed = FALSE;
if (!hide) {
gst_object_unref (chain->endpad);