// ----------------------------------------------------------------------------
// Retrieve and process a bus message
bool
GStreamerImportFileHandle::ProcessBusMessage(bool & success)
{
bool cont = true;
// Default to no errors
success = true;
// Get the next message
GstMessage *msg = gst_bus_timed_pop(mBus, 100 * GST_MSECOND);
if (!msg)
{
// Timed out...not an error
return cont;
}
#if defined(__WXDEBUG__)
gchar *objname = NULL;
if (msg->src != NULL)
{
objname = gst_object_get_name(msg->src);
}
wxLogMessage(wxT("GStreamer: Got %s%s%s"),
wxString::FromUTF8(GST_MESSAGE_TYPE_NAME(msg)).c_str(),
objname ? wxT(" from ") : wxT(""),
objname ? wxString::FromUTF8(objname).c_str() : wxT(""));
if (objname != NULL)
{
g_free(objname);
}
#endif
// Handle based on message type
switch (GST_MESSAGE_TYPE(msg))
{
// Handle error message from gstreamer
case GST_MESSAGE_ERROR:
{
GError *err = NULL;
gchar *debug = NULL;
gst_message_parse_error(msg, &err, &debug);
if (err)
{
wxString m;
m.Printf(wxT("%s%s%s"),
wxString::FromUTF8(err->message).c_str(),
debug ? wxT("\n") : wxT(""),
debug ? wxString::FromUTF8(debug).c_str() : wxT(""));
#if defined(_DEBUG)
wxMessageBox(m, wxT("GStreamer Error:"));
#else
wxLogMessage(wxT("GStreamer Error: %s"), m.c_str());
#endif
g_error_free(err);
}
if (debug)
{
g_free(debug);
}
success = false;
cont = false;
}
break;
// Handle warning message from gstreamer
case GST_MESSAGE_WARNING:
{
GError *err = NULL;
gchar *debug = NULL;
gst_message_parse_warning(msg, &err, &debug);
if (err)
{
wxLogMessage(wxT("GStreamer Warning: %s%s%s"),
wxString::FromUTF8(err->message).c_str(),
debug ? wxT("\n") : wxT(""),
debug ? wxString::FromUTF8(debug).c_str() : wxT(""));
g_error_free(err);
}
if (debug)
{
g_free(debug);
}
}
break;
// Handle warning message from gstreamer
case GST_MESSAGE_INFO:
{
GError *err = NULL;
gchar *debug = NULL;
gst_message_parse_info(msg, &err, &debug);
if (err)
{
wxLogMessage(wxT("GStreamer Info: %s%s%s"),
wxString::FromUTF8(err->message).c_str(),
debug ? wxT("\n") : wxT(""),
debug ? wxString::FromUTF8(debug).c_str() : wxT(""));
g_error_free(err);
}
if (debug)
{
g_free(debug);
}
}
break;
// Handle metadata tags
case GST_MESSAGE_TAG:
{
GstTagList *tags = NULL;
// Retrieve tag list from message...just ignore failure
gst_message_parse_tag(msg, &tags);
if (tags)
{
// Go process the list
OnTag(GST_APP_SINK(GST_MESSAGE_SRC(msg)), tags);
// Done with list
gst_tag_list_unref(tags);
}
}
break;
// Pre-roll is done...will happen for each group
// (like with chained OGG files)
case GST_MESSAGE_ASYNC_DONE:
{
// If this is the first async-done message, then tell
// caller to end loop, but leave it active so that
// gstreamer threads can still queue up.
//
// We'll receive multiple async-done messages for chained
// ogg files, so ignore the message the 2nd and subsequent
// occurrences.
if (!mAsyncDone)
{
cont = false;
mAsyncDone = true;
}
}
break;
// End of the stream (and all sub-streams)
case GST_MESSAGE_EOS:
{
// Terminate loop
cont = false;
}
break;
}
// Release the message
gst_message_unref(msg);
return cont;
}
void
JabberProtocol::OnEndTag(XMLEntity *entity)
{
OnTag(entity);
}
