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uridecodebin: Ignore missing-plugin messages unless all decodebins post one

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When playing RTSP streams there will be one decodebin per stream. If some of
them fail because of a missing plugin we should not fail completely but play
the supported streams at least.

https://bugzilla.gnome.org/show_bug.cgi?id=730868
This commit is contained in:
Sebastian Dröge 2014-06-04 17:00:34 +02:00
parent 393f090197
commit 0f43e801f2
1 changed files with 44 additions and 10 deletions
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40
gst/playback/gsturidecodebin.c
View file

@ -981,8 +981,17 @@ no_more_pads_full (GstElement * element, gboolean subs,
done:
GST_URI_DECODE_BIN_UNLOCK (decoder);
if (final)
if (final) {
/* If we got not a single stream yet, that means that all
* decodebins had missing plugins for all of their streams!
*/
if (!decoder->streams || g_hash_table_size (decoder->streams) == 0) {
GST_ELEMENT_ERROR (decoder, CORE, MISSING_PLUGIN, (NULL),
("no suitable plugins found"));
} else {
gst_element_no_more_pads (GST_ELEMENT_CAST (decoder));
}
}
return;
}
@ -2386,14 +2395,39 @@ handle_redirect_message (GstURIDecodeBin * dec, GstMessage * msg)
static void
handle_message (GstBin * bin, GstMessage * msg)
{
if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_ELEMENT
&& gst_message_has_name (msg, "redirect")) {
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_ELEMENT:{
if (gst_message_has_name (msg, "redirect")) {
/* sort redirect messages based on the connection speed. This simplifies
* the user of this element as it can in most cases just pick the first item
* of the sorted list as a good redirection candidate. It can of course
* choose something else from the list if it has a better way. */
msg = handle_redirect_message (GST_URI_DECODE_BIN (bin), msg);
}
break;
}
case GST_MESSAGE_ERROR:{
GError *err = NULL;
/* Filter out missing plugin error messages from the decodebins. Only if
* all decodebins exposed no streams we will report a missing plugin
* error from no_more_pads_full()
*/
gst_message_parse_error (msg, &err, NULL);
if (g_error_matches (err, GST_CORE_ERROR, GST_CORE_ERROR_MISSING_PLUGIN)) {
no_more_pads_full (GST_ELEMENT (GST_MESSAGE_SRC (msg)), FALSE,
GST_URI_DECODE_BIN (bin));
gst_message_unref (msg);
msg = NULL;
}
g_clear_error (&err);
break;
}
default:
break;
}
if (msg)
GST_BIN_CLASS (parent_class)->handle_message (bin, msg);
}