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qtdemux: Post error when reaching EOS without pads

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Post an error when EOS is reached and there are no src pads
This commit is contained in:
Thiago Santos 2010-01-14 16:13:08 -03:00
parent b53a45ed44
commit 06de494640
2 changed files with 41 additions and 6 deletions
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46
gst/qtdemux/qtdemux.c
View file

@ -479,6 +479,7 @@ gst_qtdemux_init (GstQTDemux * qtdemux)
qtdemux->state = QTDEMUX_STATE_INITIAL;
qtdemux->pullbased = FALSE;
qtdemux->posted_redirect = FALSE;
qtdemux->neededbytes = 16;
qtdemux->todrop = 0;
qtdemux->adapter = gst_adapter_new ();
@ -502,6 +503,20 @@ gst_qtdemux_dispose (GObject * object)
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_qtdemux_post_no_playable_stream_error (GstQTDemux * qtdemux)
{
if (qtdemux->posted_redirect) {
GST_ELEMENT_ERROR (qtdemux, STREAM, DECODE,
(_("This file contains no playable streams.")),
("no known streams found, a redirect message has been posted"));
} else {
GST_ELEMENT_ERROR (qtdemux, STREAM, DECODE,
(_("This file contains no playable streams.")),
("no known streams found"));
}
}
static GstFlowReturn
gst_qtdemux_pull_atom (GstQTDemux * qtdemux, guint64 offset, guint64 size,
GstBuffer ** buf)
@ -714,6 +729,8 @@ static void
gst_qtdemux_push_event (GstQTDemux * qtdemux, GstEvent * event)
{
guint n;
gboolean pushed_sucessfully = FALSE;
GstEventType etype = GST_EVENT_TYPE (event);
GST_DEBUG_OBJECT (qtdemux, "pushing %s event on all source pads",
GST_EVENT_TYPE_NAME (event));
@ -721,10 +738,17 @@ gst_qtdemux_push_event (GstQTDemux * qtdemux, GstEvent * event)
for (n = 0; n < qtdemux->n_streams; n++) {
GstPad *pad;
if ((pad = qtdemux->streams[n]->pad))
gst_pad_push_event (pad, gst_event_ref (event));
if ((pad = qtdemux->streams[n]->pad)) {
if (gst_pad_push_event (pad, gst_event_ref (event)))
pushed_sucessfully = TRUE;
}
}
gst_event_unref (event);
/* if it is EOS and nothing is pushed, post an error */
if (!pushed_sucessfully && etype == GST_EVENT_EOS) {
gst_qtdemux_post_no_playable_stream_error (qtdemux);
}
}
/* push a pending newsegment event, if any from the streaming thread */
@ -1526,10 +1550,17 @@ gst_qtdemux_handle_sink_event (GstPad * sinkpad, GstEvent * event)
case GST_EVENT_EOS:
/* If we are in push mode, and get an EOS before we've seen any streams,
* then error out - we have nowhere to send the EOS */
if (!demux->pullbased && demux->n_streams == 0) {
GST_ELEMENT_ERROR (demux, STREAM, DECODE,
(_("This file contains no playable streams.")),
("no known streams found"));
if (!demux->pullbased) {
gint i;
gboolean has_valid_stream = FALSE;
for (i = 0; i < demux->n_streams; i++) {
if (demux->streams[i]->pad != NULL) {
has_valid_stream = TRUE;
break;
}
}
if (!has_valid_stream)
gst_qtdemux_post_no_playable_stream_error (demux);
}
break;
default:
@ -1613,6 +1644,7 @@ gst_qtdemux_change_state (GstElement * element, GstStateChange transition)
qtdemux->neededbytes = 16;
qtdemux->todrop = 0;
qtdemux->pullbased = FALSE;
qtdemux->posted_redirect = FALSE;
qtdemux->offset = 0;
qtdemux->first_mdat = -1;
qtdemux->mdatoffset = GST_CLOCK_TIME_NONE;
@ -2572,6 +2604,7 @@ gst_qtdemux_decorate_and_push_buffer (GstQTDemux * qtdemux,
gst_message_new_element (GST_OBJECT_CAST (qtdemux),
gst_structure_new ("redirect",
"new-location", G_TYPE_STRING, url, NULL)));
qtdemux->posted_redirect = TRUE;
} else {
GST_WARNING_OBJECT (qtdemux, "Redirect URI of stream is empty, not "
"posting");
@ -6529,6 +6562,7 @@ qtdemux_process_redirects (GstQTDemux * qtdemux, GList * references)
GST_INFO_OBJECT (qtdemux, "posting redirect message: %" GST_PTR_FORMAT, s);
msg = gst_message_new_element (GST_OBJECT_CAST (qtdemux), s);
gst_element_post_message (GST_ELEMENT_CAST (qtdemux), msg);
qtdemux->posted_redirect = TRUE;
}
/* look for redirect nodes, collect all redirect information and

1
gst/qtdemux/qtdemux.h
View file

@ -75,6 +75,7 @@ struct _GstQTDemux {
gint state;
gboolean pullbased;
gboolean posted_redirect;
/* push based variables */
guint neededbytes;