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baseparse: minor code simplification

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Use gst_pad_peer_query_duration() and remove a few
unnecessary levels of indentation. Rest of code might
looks a bit questionable, but leave it as is for now.
This commit is contained in:
Tim-Philipp Müller 2015-08-15 16:39:40 +01:00
parent 1176fbf6dc
commit bc1fb2d8b0
1 changed files with 18 additions and 29 deletions
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47
libs/gst/base/gstbaseparse.c
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@ -1543,41 +1543,30 @@ no_duration_bytes:
}
static void
gst_base_parse_update_duration (GstBaseParse * baseparse)
gst_base_parse_update_duration (GstBaseParse * parse)
{
GstPad *peer;
GstBaseParse *parse;
gint64 ptot, dest_value;
parse = GST_BASE_PARSE (baseparse);
if (!gst_pad_peer_query_duration (parse->sinkpad, GST_FORMAT_BYTES, &ptot))
return;
peer = gst_pad_get_peer (parse->sinkpad);
if (peer) {
gboolean qres = FALSE;
gint64 ptot, dest_value;
if (!gst_base_parse_convert (parse, GST_FORMAT_BYTES, ptot,
GST_FORMAT_TIME, &dest_value))
return;
qres = gst_pad_query_duration (peer, GST_FORMAT_BYTES, &ptot);
gst_object_unref (GST_OBJECT (peer));
if (qres) {
if (gst_base_parse_convert (parse, GST_FORMAT_BYTES, ptot,
GST_FORMAT_TIME, &dest_value)) {
/* inform if duration changed, but try to avoid spamming */
parse->priv->estimated_drift += dest_value - parse->priv->estimated_duration;
/* inform if duration changed, but try to avoid spamming */
parse->priv->estimated_drift +=
dest_value - parse->priv->estimated_duration;
parse->priv->estimated_duration = dest_value;
GST_LOG_OBJECT (parse,
"updated estimated duration to %" GST_TIME_FORMAT,
GST_TIME_ARGS (dest_value));
parse->priv->estimated_duration = dest_value;
GST_LOG_OBJECT (parse,
"updated estimated duration to %" GST_TIME_FORMAT,
GST_TIME_ARGS (dest_value));
if (parse->priv->estimated_drift > GST_SECOND ||
parse->priv->estimated_drift < -GST_SECOND) {
gst_element_post_message (GST_ELEMENT (parse),
gst_message_new_duration_changed (GST_OBJECT (parse)));
parse->priv->estimated_drift = 0;
}
}
}
if (parse->priv->estimated_drift > GST_SECOND ||
parse->priv->estimated_drift < -GST_SECOND) {
gst_element_post_message (GST_ELEMENT (parse),
gst_message_new_duration_changed (GST_OBJECT (parse)));
parse->priv->estimated_drift = 0;
}
}