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tagdemux: operate in pull mode

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When we are operating in pull mode, we need to pull from upstream and push
downstream. Also make sure to push tags first.
This commit is contained in:
Tim-Philipp Müller 2012-09-10 17:13:34 +02:00 committed by Wim Taymans
parent 214b7b6d1d
commit d2237b2276
1 changed files with 28 additions and 1 deletions
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29
gst-libs/gst/tag/gsttagdemux.c
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@ -125,6 +125,8 @@ struct _GstTagDemuxPrivate
#define TYPE_FIND_MIN_SIZE 8192
#define TYPE_FIND_MAX_SIZE 65536
#define DEFAULT_PULL_BLOCKSIZE 4096
GST_DEBUG_CATEGORY_STATIC (tagdemux_debug);
#define GST_CAT_DEFAULT (tagdemux_debug)
@ -1222,8 +1224,33 @@ gst_tag_demux_element_loop (GstTagDemux * demux)
ret = gst_tag_demux_element_find (demux);
break;
case GST_TAG_DEMUX_STREAMING:
ret = GST_FLOW_ERROR;
{
GstBuffer *outbuf = NULL;
if (demux->priv->need_newseg) {
demux->priv->need_newseg = FALSE;
/* FIXME: check segment, should be 0-N for downstream */
gst_tag_demux_send_new_segment (demux);
}
/* Send our own pending tag event */
if (demux->priv->send_tag_event) {
gst_tag_demux_send_tag_event (demux);
demux->priv->send_tag_event = FALSE;
}
/* Pull data and push it downstream */
ret = gst_pad_pull_range (demux->priv->sinkpad, demux->priv->offset,
DEFAULT_PULL_BLOCKSIZE, &outbuf);
if (ret != GST_FLOW_OK)
break;
demux->priv->offset += gst_buffer_get_size (outbuf);
ret = gst_pad_push (demux->priv->srcpad, outbuf);
break;
}
default:
ret = GST_FLOW_ERROR;
break;