gst/mpegtsparse/mpegtspacketizer.c: Ensure that the plugin does not crash when the property pat-info is queried befor...

Original commit message from CVS:
Patch by: Wai-Ming Ho <webregbox at yahoo dot co dot uk>
* gst/mpegtsparse/mpegtspacketizer.c: (foreach_stream_clear),
(remove_all), (mpegts_packetizer_clear):
Ensure that the plugin does not crash when the property pat-info is
queried before a PAT is available. It also ensures that the PAT info is
cleared when the changing from PLAYING to READY.
Fixes #487892.

1 files changed, 12 insertions, 3 deletions

diff --git a/gst/mpegtsparse/mpegtspacketizer.c b/gst/mpegtsparse/mpegtspacketizer.c
index 86d94b39..1aac7991 100644
--- a/gst/mpegtsparse/mpegtspacketizer.c
+++ b/gst/mpegtsparse/mpegtspacketizer.c
@@ -428,20 +428,29 @@ error:
 static void
 foreach_stream_clear (gpointer key, gpointer value, gpointer data)
 {
-  MpegTSPacketizer *packetizer = (MpegTSPacketizer *) data;
   MpegTSPacketizerStream *stream = (MpegTSPacketizerStream *) value;
 
-  mpegts_packetizer_clear_section (packetizer, stream);
+  /* remove the stream */
+  g_object_unref (stream->section_adapter);
+  g_free (stream);
+}
+
+static gboolean
+remove_all (gpointer key, gpointer value, gpointer user_data)
+{
+  return TRUE;
 }
 
 void
 mpegts_packetizer_clear (MpegTSPacketizer * packetizer)
 {
   g_hash_table_foreach (packetizer->streams, foreach_stream_clear, packetizer);
+
+  /* FIXME can't use remove_all because we don't depend on 2.12 yet */
+  g_hash_table_foreach_remove (packetizer->streams, remove_all, NULL);
   gst_adapter_clear (packetizer->adapter);
 }
 
-
 MpegTSPacketizer *
 mpegts_packetizer_new ()
 {