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gst/playback/gstdecodebin.c: Make sure we error out correctly if we can't activate one of the elements we've added. ...

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Original commit message from CVS:
* gst/playback/gstdecodebin.c: (try_to_link_1):
Make sure we error out correctly if we can't activate one of
the elements we've added.  Fixes #508138.
This commit is contained in:
Tim-Philipp Müller 2008-01-08 20:48:00 +00:00
parent 97456dac3d
commit 047fb95bad
2 changed files with 28 additions and 2 deletions
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6
ChangeLog
View file

@ -1,3 +1,9 @@
2008-01-08 Tim-Philipp Müller <tim at centricular dot net>
* gst/playback/gstdecodebin.c: (try_to_link_1):
Make sure we error out correctly if we can't activate one of
the elements we've added. Fixes #508138.
2008-01-07 Tim-Philipp Müller <tim at centricular dot net>
Patch by: Bastien Nocera <hadess at hadess net>

24
gst/playback/gstdecodebin.c
View file

@ -939,7 +939,19 @@ try_to_link_1 (GstDecodeBin * decode_bin, GstElement * srcelement, GstPad * pad,
gst_bin_add (GST_BIN (decode_bin), element);
/* set to READY first so it is ready, duh. */
gst_element_set_state (element, GST_STATE_READY);
if (gst_element_set_state (element,
GST_STATE_READY) == GST_STATE_CHANGE_FAILURE) {
GST_WARNING_OBJECT (decode_bin, "Couldn't set %s to READY",
GST_ELEMENT_NAME (element));
/* get rid of the sinkpad */
gst_object_unref (sinkpad);
/* this element did not work, remove it again and continue trying
* other elements, the element will be disposed. */
/* FIXME: shouldn't we do this before adding it to the bin so that no
* error messages get through to the app? (tpm) */
gst_bin_remove (GST_BIN (decode_bin), element);
continue;
}
if ((ret = gst_pad_link (usedsrcpad, sinkpad)) != GST_PAD_LINK_OK) {
GST_DEBUG_OBJECT (decode_bin, "link failed on pad %s:%s, reason %d",
@ -974,8 +986,16 @@ try_to_link_1 (GstDecodeBin * decode_bin, GstElement * srcelement, GstPad * pad,
/* now that we added the element we can try to continue autoplugging
* on it until we have a raw type */
close_link (element, decode_bin);
/* change the state of the element to that of the parent */
gst_element_set_state (element, GST_STATE_PAUSED);
if ((gst_element_set_state (element,
GST_STATE_PAUSED)) == GST_STATE_CHANGE_FAILURE) {
GST_WARNING_OBJECT (decode_bin, "Couldn't set %s to PAUSED",
GST_ELEMENT_NAME (element));
gst_element_set_state (element, GST_STATE_NULL);
gst_bin_remove (GST_BIN (decode_bin), element);
continue;
}
result = element;