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wavparse: don't remove srcpad

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Don't remove the always srcpad in ready and make the element reusable.
This commit is contained in:
Wim Taymans 2011-12-19 10:48:54 +01:00
parent 9e27b122d9
commit 8e801dfe1e
1 changed files with 8 additions and 24 deletions
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32
gst/wavparse/gstwavparse.c
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@ -212,15 +212,6 @@ gst_wavparse_init (GstWavParse * wavparse)
gst_element_add_pad (GST_ELEMENT_CAST (wavparse), wavparse->srcpad);
}
static void
gst_wavparse_destroy_sourcepad (GstWavParse * wavparse)
{
if (wavparse->srcpad) {
gst_element_remove_pad (GST_ELEMENT_CAST (wavparse), wavparse->srcpad);
wavparse->srcpad = NULL;
}
}
/* Compute (value * nom) % denom, avoiding overflow. This can be used
* to perform ceiling or rounding division together with
* gst_util_uint64_scale[_int]. */
@ -854,10 +845,8 @@ gst_wavparse_perform_seek (GstWavParse * wav, GstEvent * event)
* as it completes one iteration (and thus might block when the sink is
* blocking in preroll). */
if (flush) {
if (wav->srcpad) {
GST_DEBUG_OBJECT (wav, "sending flush start");
gst_pad_push_event (wav->srcpad, gst_event_new_flush_start ());
}
GST_DEBUG_OBJECT (wav, "sending flush start");
gst_pad_push_event (wav->srcpad, gst_event_new_flush_start ());
} else {
gst_pad_pause_task (wav->sinkpad);
}
@ -935,12 +924,10 @@ gst_wavparse_perform_seek (GstWavParse * wav, GstEvent * event)
wav->end_offset, GST_TIME_ARGS (seeksegment.start), GST_TIME_ARGS (stop));
/* prepare for streaming again */
if (wav->srcpad) {
if (flush) {
/* if we sent a FLUSH_START, we now send a FLUSH_STOP */
GST_DEBUG_OBJECT (wav, "sending flush stop");
gst_pad_push_event (wav->srcpad, gst_event_new_flush_stop (TRUE));
}
if (flush) {
/* if we sent a FLUSH_START, we now send a FLUSH_STOP */
GST_DEBUG_OBJECT (wav, "sending flush stop");
gst_pad_push_event (wav->srcpad, gst_event_new_flush_stop (TRUE));
}
/* now we did the seek and can activate the new segment values */
@ -2064,8 +2051,7 @@ pause:
gst_message_new_segment_done (GST_OBJECT_CAST (wav),
wav->segment.format, stop));
} else {
if (wav->srcpad != NULL)
gst_pad_push_event (wav->srcpad, gst_event_new_eos ());
gst_pad_push_event (wav->srcpad, gst_event_new_eos ());
}
} else if (ret == GST_FLOW_NOT_LINKED || ret < GST_FLOW_UNEXPECTED) {
/* for fatal errors we post an error message, post the error
@ -2073,8 +2059,7 @@ pause:
GST_ELEMENT_ERROR (wav, STREAM, FAILED,
(_("Internal data flow error.")),
("streaming task paused, reason %s (%d)", reason, ret));
if (wav->srcpad != NULL)
gst_pad_push_event (wav->srcpad, gst_event_new_eos ());
gst_pad_push_event (wav->srcpad, gst_event_new_eos ());
}
return;
}
@ -2629,7 +2614,6 @@ gst_wavparse_change_state (GstElement * element, GstStateChange transition)
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_wavparse_destroy_sourcepad (wav);
gst_wavparse_reset (wav);
break;
case GST_STATE_CHANGE_READY_TO_NULL: