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decodebin3: copy sticky event

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4677>
This commit is contained in:
Hou Qi 2023-05-22 14:57:23 +08:00 committed by GStreamer Marge Bot
parent 5fed707553
commit 536c344111
1 changed files with 40 additions and 4 deletions
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44
subprojects/gst-plugins-base/gst/playback/gstdecodebin3.c
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@ -852,6 +852,42 @@ parsebin_drained_cb (GstElement * parsebin, DecodebinInput * input)
}
}
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 gboolean
decode_pad_set_target (GstGhostPad * pad, GstPad * target)
{
gboolean res = gst_ghost_pad_set_target (pad, target);
if (!res)
return res;
if (target == NULL)
gst_pad_sticky_events_foreach (GST_PAD_CAST (pad), clear_sticky_events,
NULL);
else
gst_pad_sticky_events_foreach (target, copy_sticky_events, pad);
return res;
}
/* Call with INPUT_LOCK taken */
static gboolean
ensure_input_parsebin (GstDecodebin3 * dbin, DecodebinInput * input)
@ -2822,7 +2858,7 @@ reconfigure_output_stream (DecodebinOutputStream * output,
output->drop_probe_id = 0;
}
if (!gst_ghost_pad_set_target ((GstGhostPad *) output->src_pad, NULL)) {
if (!decode_pad_set_target ((GstGhostPad *) output->src_pad, NULL)) {
GST_ERROR_OBJECT (dbin, "Could not release decoder pad");
gst_caps_unref (new_caps);
goto cleanup;
@ -2838,7 +2874,7 @@ reconfigure_output_stream (DecodebinOutputStream * output,
/* Otherwise if we have no decoder yet but the output is linked make
* sure that the ghost pad is really unlinked in case no decoder was
* needed previously */
if (!gst_ghost_pad_set_target ((GstGhostPad *) output->src_pad, NULL)) {
if (!decode_pad_set_target ((GstGhostPad *) output->src_pad, NULL)) {
GST_ERROR_OBJECT (dbin, "Could not release ghost pad");
gst_caps_unref (new_caps);
goto cleanup;
@ -2935,7 +2971,7 @@ reconfigure_output_stream (DecodebinOutputStream * output,
gst_caps_unref (new_caps);
output->linked = TRUE;
if (!gst_ghost_pad_set_target ((GstGhostPad *) output->src_pad,
if (!decode_pad_set_target ((GstGhostPad *) output->src_pad,
output->decoder_src)) {
GST_ERROR_OBJECT (dbin, "Could not expose decoder pad");
ret = FALSE;
@ -3556,7 +3592,7 @@ free_output_stream (GstDecodebin3 * dbin, DecodebinOutputStream * output)
output->slot = NULL;
}
gst_object_replace ((GstObject **) & output->decoder_sink, NULL);
gst_ghost_pad_set_target ((GstGhostPad *) output->src_pad, NULL);
decode_pad_set_target ((GstGhostPad *) output->src_pad, NULL);
gst_object_replace ((GstObject **) & output->decoder_src, NULL);
if (output->src_exposed) {
gst_element_remove_pad ((GstElement *) dbin, output->src_pad);