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-rw-r--r--gst/isomp4/qtdemux.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/gst/isomp4/qtdemux.c b/gst/isomp4/qtdemux.c
index b469b9698..6ec43df4b 100644
--- a/gst/isomp4/qtdemux.c
+++ b/gst/isomp4/qtdemux.c
@@ -4581,7 +4581,6 @@ gst_qtdemux_chain (GstPad * sinkpad, GstBuffer * inbuf)
qtdemux_parse_moov (demux, data, demux->neededbytes);
qtdemux_node_dump (demux, demux->moov_node);
qtdemux_parse_tree (demux);
- qtdemux_expose_streams (demux);
g_node_destroy (demux->moov_node);
demux->moov_node = NULL;
@@ -4719,6 +4718,13 @@ gst_qtdemux_chain (GstPad * sinkpad, GstBuffer * inbuf)
/* initial newsegment sent here after having added pads,
* possible others in sink_event */
if (G_UNLIKELY (demux->pending_newsegment)) {
+ /* first expose the streams, this is done here because the
+ * pads need to be created after the first mdat is received
+ * this ensure that the described streams actually have samples
+ * or either from the stbl (static) atom or the trun (fragmented)
+ * atom
+ */
+ qtdemux_expose_streams (demux);
gst_qtdemux_push_pending_newsegment (demux);
/* clear to send tags on all streams */
for (i = 0; i < demux->n_streams; i++) {
@@ -8322,10 +8328,12 @@ qtdemux_expose_streams (GstQTDemux * qtdemux)
if (ret != GST_FLOW_ERROR)
ret = GST_FLOW_OK;
- /* in pull mode, we should have parsed some sample info by now;
- * and quite some code will not handle no samples.
- * in push mode, we'll just have to deal with it */
- if (G_UNLIKELY (qtdemux->pullbased && !stream->n_samples)) {
+ /* in pull mode, we expose the streams whenever we are ready to parse
+ * movie data. in push mode we expose whenever we are about to send
+ * the new segment. In both cases we should have already parsed a moof
+ * that describes the samples or the stbl
+ */
+ if (G_UNLIKELY (!stream->n_samples)) {
GST_DEBUG_OBJECT (qtdemux, "no samples for stream; discarding");
gst_qtdemux_stream_free (qtdemux, stream);
memmove (&(qtdemux->streams[i]), &(qtdemux->streams[i + 1]),