videodecoder: Keep still meaningfull pending events on FLUSH_STOP

Only EOS and segment should be deleted in that case.

+ Add a testcase

https://bugzilla.gnome.org/show_bug.cgi?id=709868
This commit is contained in:
Thibault Saunier 2013-10-14 18:56:55 -03:00 committed by Thibault Saunier
parent 12df7fa49d
commit d2ea3260e9
2 changed files with 133 additions and 0 deletions

View file

@ -978,6 +978,25 @@ gst_video_decoder_drain_out (GstVideoDecoder * dec, gboolean at_eos)
return ret; return ret;
} }
static GList *
_flush_events (GstPad * pad, GList * events)
{
GList *tmp;
for (tmp = events; tmp; tmp = tmp->next) {
if (GST_EVENT_TYPE (tmp->data) == GST_EVENT_EOS ||
GST_EVENT_TYPE (tmp->data) == GST_EVENT_SEGMENT ||
!GST_EVENT_IS_STICKY (tmp->data)) {
gst_event_unref (tmp->data);
} else {
gst_pad_store_sticky_event (pad, GST_EVENT_CAST (tmp->data));
}
}
g_list_free (events);
return NULL;
}
static gboolean static gboolean
gst_video_decoder_sink_event_default (GstVideoDecoder * decoder, gst_video_decoder_sink_event_default (GstVideoDecoder * decoder,
GstEvent * event) GstEvent * event)
@ -1128,7 +1147,17 @@ gst_video_decoder_sink_event_default (GstVideoDecoder * decoder,
} }
case GST_EVENT_FLUSH_STOP: case GST_EVENT_FLUSH_STOP:
{ {
GList *l;
GST_VIDEO_DECODER_STREAM_LOCK (decoder); GST_VIDEO_DECODER_STREAM_LOCK (decoder);
for (l = priv->frames; l; l = l->next) {
GstVideoCodecFrame *frame = l->data;
frame->events = _flush_events (decoder->srcpad, frame->events);
}
priv->current_frame_events = _flush_events (decoder->srcpad,
decoder->priv->current_frame_events);
/* well, this is kind of worse than a DISCONT */ /* well, this is kind of worse than a DISCONT */
gst_video_decoder_flush (decoder, TRUE); gst_video_decoder_flush (decoder, TRUE);
GST_VIDEO_DECODER_STREAM_UNLOCK (decoder); GST_VIDEO_DECODER_STREAM_UNLOCK (decoder);

View file

@ -422,6 +422,109 @@ GST_START_TEST (videodecoder_playback_with_events)
GST_END_TEST; GST_END_TEST;
GST_START_TEST (videodecoder_flush_events)
{
GstSegment segment;
GstBuffer *buffer;
guint64 i;
GList *events_iter;
setup_videodecodertester ();
gst_pad_set_active (mysrcpad, TRUE);
gst_element_set_state (dec, GST_STATE_PLAYING);
gst_pad_set_active (mysinkpad, TRUE);
send_startup_events ();
/* push a new segment */
gst_segment_init (&segment, GST_FORMAT_TIME);
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_segment (&segment)));
/* push buffers, the data is actually a number so we can track them */
for (i = 0; i < NUM_BUFFERS; i++) {
if (i % 10 == 0) {
GstTagList *tags;
tags = gst_tag_list_new (GST_TAG_TRACK_NUMBER, i, NULL);
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_tag (tags)));
} else {
buffer = create_test_buffer (i);
fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
}
}
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ()));
events_iter = events;
/* make sure the usual events have been received */
{
GstEvent *sstart = events_iter->data;
fail_unless (GST_EVENT_TYPE (sstart) == GST_EVENT_STREAM_START);
events_iter = g_list_next (events_iter);
}
{
GstEvent *caps_event = events_iter->data;
fail_unless (GST_EVENT_TYPE (caps_event) == GST_EVENT_CAPS);
events_iter = g_list_next (events_iter);
}
{
GstEvent *segment_event = events_iter->data;
fail_unless (GST_EVENT_TYPE (segment_event) == GST_EVENT_SEGMENT);
events_iter = g_list_next (events_iter);
}
/* check that EOS was received */
fail_unless (GST_PAD_IS_EOS (mysrcpad));
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_flush_start ()));
fail_unless (GST_PAD_IS_EOS (mysrcpad));
/* Check that we have tags */
{
GstEvent *tags = gst_pad_get_sticky_event (mysrcpad, GST_EVENT_TAG, 0);
fail_unless (tags != NULL);
gst_event_unref (tags);
}
/* Check that we still have a segment set */
{
GstEvent *segment =
gst_pad_get_sticky_event (mysrcpad, GST_EVENT_SEGMENT, 0);
fail_unless (segment != NULL);
gst_event_unref (segment);
}
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_flush_stop (TRUE)));
fail_if (GST_PAD_IS_EOS (mysrcpad));
/* Check that the segment was flushed on FLUSH_STOP */
{
GstEvent *segment =
gst_pad_get_sticky_event (mysrcpad, GST_EVENT_SEGMENT, 0);
fail_unless (segment == NULL);
}
/* Check the tags were not lost on FLUSH_STOP */
{
GstEvent *tags = gst_pad_get_sticky_event (mysrcpad, GST_EVENT_TAG, 0);
fail_unless (tags != NULL);
gst_event_unref (tags);
}
g_list_free_full (buffers, (GDestroyNotify) gst_buffer_unref);
buffers = NULL;
cleanup_videodecodertest ();
}
GST_END_TEST;
/* Check https://bugzilla.gnome.org/show_bug.cgi?id=721835 */ /* Check https://bugzilla.gnome.org/show_bug.cgi?id=721835 */
GST_START_TEST (videodecoder_playback_first_frames_not_decoded) GST_START_TEST (videodecoder_playback_first_frames_not_decoded)
@ -727,6 +830,7 @@ gst_videodecoder_suite (void)
tcase_add_test (tc, videodecoder_backwards_playback); tcase_add_test (tc, videodecoder_backwards_playback);
tcase_add_test (tc, videodecoder_backwards_buffer_after_segment); tcase_add_test (tc, videodecoder_backwards_buffer_after_segment);
tcase_add_test (tc, videodecoder_flush_events);
return s; return s;
} }