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uridecodebin: Post missing plugin messages if a required element can't be created

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Especially if no suitable URI source can be found.
This commit is contained in:
Sebastian Dröge 2010-02-15 08:06:44 +01:00
parent ad9830f547
commit 9716d51755
1 changed files with 49 additions and 3 deletions
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52
gst/playback/gsturidecodebin.c
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@ -32,6 +32,7 @@
#include <gst/gst.h>
#include <gst/gst-i18n-plugin.h>
#include <gst/pbutils/missing-plugins.h>
#include "gstfactorylists.h"
#include "gstplay-marshal.h"
@ -980,7 +981,13 @@ no_source:
/* whoops, could not create the source element, dig a little deeper to
* figure out what might be wrong. */
if (prot) {
GST_ELEMENT_ERROR (decoder, RESOURCE, FAILED,
GstMessage *msg;
msg =
gst_missing_uri_source_message_new (GST_ELEMENT_CAST (decoder), prot);
gst_element_post_message (GST_ELEMENT_CAST (decoder), msg);
GST_ELEMENT_ERROR (decoder, CORE, MISSING_PLUGIN,
(_("No URI handler implemented for \"%s\"."), prot), (NULL));
g_free (prot);
} else
@ -1059,6 +1066,7 @@ analyse_source (GstURIDecodeBin * decoder, gboolean * is_raw,
gboolean done = FALSE;
gboolean res = TRUE;
GstCaps *rawcaps;
GstPad *pad;
*have_out = FALSE;
*is_raw = FALSE;
@ -1070,8 +1078,6 @@ analyse_source (GstURIDecodeBin * decoder, gboolean * is_raw,
pads_iter = gst_element_iterate_src_pads (decoder->source);
while (!done) {
GstPad *pad;
switch (gst_iterator_next (pads_iter, (gpointer) & pad)) {
case GST_ITERATOR_ERROR:
res = FALSE;
@ -1105,6 +1111,9 @@ analyse_source (GstURIDecodeBin * decoder, gboolean * is_raw,
/* insert a queue element right before the raw pad */
outelem = gst_element_factory_make ("queue2", NULL);
if (!outelem)
goto no_queue2;
gst_bin_add (GST_BIN_CAST (decoder), outelem);
sinkpad = gst_element_get_static_pad (outelem, "sink");
@ -1152,6 +1161,23 @@ analyse_source (GstURIDecodeBin * decoder, gboolean * is_raw,
}
return res;
no_queue2:
{
GstMessage *msg;
msg =
gst_missing_element_message_new (GST_ELEMENT_CAST (decoder), "queue2");
gst_element_post_message (GST_ELEMENT_CAST (decoder), msg);
GST_ELEMENT_ERROR (decoder, CORE, MISSING_PLUGIN,
(_("Could not create \"queue2\" element.")), (NULL));
gst_object_unref (pad);
gst_iterator_free (pads_iter);
gst_caps_unref (rawcaps);
return FALSE;
}
}
/* Remove all decodebin2 from ourself
@ -1366,6 +1392,13 @@ make_decoder (GstURIDecodeBin * decoder)
/* ERRORS */
no_decodebin:
{
GstMessage *msg;
msg =
gst_missing_element_message_new (GST_ELEMENT_CAST (decoder),
"decodebin2");
gst_element_post_message (GST_ELEMENT_CAST (decoder), msg);
GST_ELEMENT_ERROR (decoder, CORE, MISSING_PLUGIN,
(_("Could not create \"decodebin2\" element.")), (NULL));
return NULL;
@ -1470,6 +1503,12 @@ could_not_link:
}
no_queue2:
{
GstMessage *msg;
msg =
gst_missing_element_message_new (GST_ELEMENT_CAST (decoder), "queue2");
gst_element_post_message (GST_ELEMENT_CAST (decoder), msg);
GST_ELEMENT_ERROR (decoder, CORE, MISSING_PLUGIN,
(_("Could not create \"queue2\" element.")), (NULL));
return;
@ -1509,6 +1548,13 @@ setup_streaming (GstURIDecodeBin * decoder)
/* ERRORS */
no_typefind:
{
GstMessage *msg;
msg =
gst_missing_element_message_new (GST_ELEMENT_CAST (decoder),
"typefind");
gst_element_post_message (GST_ELEMENT_CAST (decoder), msg);
GST_ELEMENT_ERROR (decoder, CORE, MISSING_PLUGIN,
(_("Could not create \"typefind\" element.")), (NULL));
return FALSE;