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decodebin3: Do not modify structure of EOS event

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=795981
This commit is contained in:
Seungha Yang 2018-05-10 01:54:36 +09:00 committed by Edward Hervey
parent 4567fcc64c
commit 3678866474
2 changed files with 41 additions and 12 deletions
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20
gst/playback/gstdecodebin3-parse.c
View file

@ -35,6 +35,20 @@
#include "gstplayback.h"
#endif
#define CUSTOM_EOS_QUARK _custom_eos_quark_get ()
#define CUSTOM_EOS_QUARK_DATA "custom-eos"
static GQuark
_custom_eos_quark_get (void)
{
static gsize g_quark;
if (g_once_init_enter (&g_quark)) {
gsize quark = (gsize) g_quark_from_static_string ("decodebin3-custom-eos");
g_once_init_leave (&g_quark, quark);
}
return g_quark;
}
/* Streams that come from demuxers (input/upstream) */
/* FIXME : All this is hardcoded. Switch to tree of chains */
struct _DecodebinInputStream
@ -263,16 +277,14 @@ parse_chain_output_probe (GstPad * pad, GstPadProbeInfo * info,
GstPad *peer = gst_pad_get_peer (input->srcpad);
if (peer) {
/* Send custom-eos event to multiqueue slot */
GstStructure *s;
GstEvent *event;
GST_DEBUG_OBJECT (pad,
"Got EOS end of input stream, post custom-eos");
event = gst_event_new_eos ();
gst_event_set_seqnum (event, gst_event_get_seqnum (ev));
s = gst_event_writable_structure (event);
gst_structure_set (s, "decodebin3-custom-eos", G_TYPE_BOOLEAN, TRUE,
NULL);
gst_mini_object_set_qdata (GST_MINI_OBJECT_CAST (event),
CUSTOM_EOS_QUARK, (gchar *) CUSTOM_EOS_QUARK_DATA, NULL);
gst_pad_send_event (peer, event);
gst_object_unref (peer);
} else {

33
gst/playback/gstdecodebin3.c
View file

@ -181,6 +181,21 @@ GST_DEBUG_CATEGORY_STATIC (decodebin3_debug);
#define EXTRA_DEBUG 1
#define CUSTOM_FINAL_EOS_QUARK _custom_final_eos_quark_get ()
#define CUSTOM_FINAL_EOS_QUARK_DATA "custom-final-eos"
static GQuark
_custom_final_eos_quark_get (void)
{
static gsize g_quark;
if (g_once_init_enter (&g_quark)) {
gsize quark =
(gsize) g_quark_from_static_string ("decodebin3-custom-final-eos");
g_once_init_leave (&g_quark, quark);
}
return g_quark;
}
typedef struct _GstDecodebin3 GstDecodebin3;
typedef struct _GstDecodebin3Class GstDecodebin3Class;
@ -1663,7 +1678,6 @@ check_all_slot_for_eos (GstDecodebin3 * dbin)
/* Send EOS to all slots */
if (peer) {
GstStructure *s;
GstEvent *stream_start, *eos;
stream_start =
@ -1681,9 +1695,9 @@ check_all_slot_for_eos (GstDecodebin3 * dbin)
}
eos = gst_event_new_eos ();
s = gst_event_writable_structure (eos);
gst_structure_set (s, "decodebin3-custom-final-eos", G_TYPE_BOOLEAN,
TRUE, NULL);
gst_mini_object_set_qdata (GST_MINI_OBJECT_CAST (eos),
CUSTOM_FINAL_EOS_QUARK, (gchar *) CUSTOM_FINAL_EOS_QUARK_DATA,
NULL);
gst_pad_send_event (peer, eos);
gst_object_unref (peer);
} else
@ -1782,12 +1796,15 @@ multiqueue_src_probe (GstPad * pad, GstPadProbeInfo * info,
break;
case GST_EVENT_EOS:
{
const GstStructure *s = gst_event_get_structure (ev);
gboolean was_drained = slot->is_drained;
slot->is_drained = TRUE;
/* Custom EOS handling first */
if (s && gst_structure_has_field (s, "decodebin3-custom-eos")) {
if (gst_mini_object_get_qdata (GST_MINI_OBJECT_CAST (ev),
CUSTOM_EOS_QUARK)) {
/* remove custom-eos */
gst_mini_object_set_qdata (GST_MINI_OBJECT_CAST (ev),
CUSTOM_EOS_QUARK, NULL, NULL);
GST_LOG_OBJECT (pad, "Received custom EOS");
ret = GST_PAD_PROBE_HANDLED;
SELECTION_LOCK (dbin);
@ -1840,8 +1857,8 @@ multiqueue_src_probe (GstPad * pad, GstPadProbeInfo * info,
free_multiqueue_slot_async (dbin, slot);
ret = GST_PAD_PROBE_REMOVE;
} else if (s
&& gst_structure_has_field (s, "decodebin3-custom-final-eos")) {
} else if (gst_mini_object_get_qdata (GST_MINI_OBJECT_CAST (ev),
CUSTOM_FINAL_EOS_QUARK)) {
GST_DEBUG_OBJECT (pad, "Got final eos, propagating downstream");
} else {
GST_DEBUG_OBJECT (pad, "Got regular eos (all_inputs_are_eos)");