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mssdemux: handle error messages from internal source

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set up a bin message handler to get notified of error messages from
the internal source element
This commit is contained in:
Thiago Santos 2014-05-12 15:43:05 -03:00
parent b627d7df83
commit 6b8448c245
1 changed files with 49 additions and 9 deletions
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58
ext/smoothstreaming/gstmssdemux.c
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@ -122,6 +122,7 @@ static void gst_mss_demux_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static GstStateChangeReturn gst_mss_demux_change_state (GstElement * element,
GstStateChange transition);
static void gst_mss_demux_handle_message (GstBin * bin, GstMessage * msg);
static GstFlowReturn gst_mss_demux_chain (GstPad * pad, GstObject * parent,
GstBuffer * buffer);
static GstFlowReturn gst_mss_demux_event (GstPad * pad, GstObject * parent,
@ -143,9 +144,11 @@ gst_mss_demux_class_init (GstMssDemuxClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBinClass *gstbin_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gstbin_class = (GstBinClass *) klass;
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&gst_mss_demux_sink_template));
@ -185,6 +188,8 @@ gst_mss_demux_class_init (GstMssDemuxClass * klass)
gstelement_class->change_state =
GST_DEBUG_FUNCPTR (gst_mss_demux_change_state);
gstbin_class->handle_message = gst_mss_demux_handle_message;
GST_DEBUG_CATEGORY_INIT (mssdemux_debug, "mssdemux", 0, "mssdemux plugin");
}
@ -394,6 +399,49 @@ gst_mss_demux_change_state (GstElement * element, GstStateChange transition)
return result;
}
static void
gst_mss_demux_handle_message (GstBin * bin, GstMessage * msg)
{
GstMssDemux *demux = GST_MSS_DEMUX_CAST (bin);
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_ERROR:{
GSList *iter;
GstMssDemuxStream *stream;
GError *err = NULL;
gchar *debug = NULL;
for (iter = demux->streams; iter; iter = g_slist_next (iter)) {
stream = iter->data;
if (GST_OBJECT_CAST (stream->src) == GST_MESSAGE_SRC (msg)) {
gst_message_parse_error (msg, &err, &debug);
GST_WARNING_OBJECT (stream->pad, "Source posted error: %d:%d %s (%s)",
err->domain, err->code, err->message, debug);
/* error, but ask to retry */
stream->last_ret = GST_FLOW_CUSTOM_ERROR;
g_cond_signal (&stream->fragment_download_cond);
g_error_free (err);
g_free (debug);
break;
}
}
gst_message_unref (msg);
msg = NULL;
}
break;
default:
break;
}
if (msg)
GST_BIN_CLASS (parent_class)->handle_message (bin, msg);
}
static GstFlowReturn
gst_mss_demux_chain (GstPad * pad, GstObject * parent, GstBuffer * buffer)
{
@ -1305,7 +1353,6 @@ gst_mss_demux_stream_download_fragment (GstMssDemuxStream * stream)
break; /* all is good, let's go */
case GST_FLOW_EOS:
g_free (path);
g_free (url);
if (gst_mss_manifest_is_live (mssdemux->manifest)) {
gst_mss_demux_reload_manifest (mssdemux);
g_mutex_unlock (&stream->fragment_download_lock);
@ -1316,7 +1363,6 @@ gst_mss_demux_stream_download_fragment (GstMssDemuxStream * stream)
case GST_FLOW_ERROR:
g_mutex_unlock (&stream->fragment_download_lock);
g_free (path);
g_free (url);
goto error;
default:
break;
@ -1347,7 +1393,6 @@ gst_mss_demux_stream_download_fragment (GstMssDemuxStream * stream)
* Have to assume we are falling behind and cause a manifest reload */
return GST_FLOW_OK;
}
return stream->last_ret;
}
return stream->last_ret;
@ -1428,12 +1473,7 @@ gst_mss_demux_download_loop (GstMssDemuxStream * stream)
GST_OBJECT_LOCK (mssdemux);
if (stream->cancelled) {
GST_OBJECT_UNLOCK (mssdemux);
goto cancelled;
}
stream->last_ret = ret;
if (stream->cancelled) {
GST_OBJECT_UNLOCK (mssdemux);
stream->last_ret = GST_FLOW_FLUSHING;
goto cancelled;
}