mpegts: Add network_id to GstMpegTsNIT

The network_id is stored in the subtable extension. Make a field
in the GstMpegTsNIT for better code readability

2 files changed, 4 insertions, 3 deletions

diff --git a/gst-libs/gst/mpegts/gst-dvb-section.c b/gst-libs/gst/mpegts/gst-dvb-section.c
index 0d9b203fa..323d18759 100644
--- a/gst-libs/gst/mpegts/gst-dvb-section.c
+++ b/gst-libs/gst/mpegts/gst-dvb-section.c
@@ -489,7 +489,8 @@ _parse_nit (GstMpegTsSection * section)
   data = section->data;
   end = data + section->section_length;
 
-  /* Skip already parsed data */
+  /* Set network id, and skip the rest of what is already parsed */
+  nit->network_id = section->subtable_extension;
   data += 8;
 
   nit->actual_network = section->table_id == 0x40;
diff --git a/gst-libs/gst/mpegts/gst-dvb-section.h b/gst-libs/gst/mpegts/gst-dvb-section.h
index 46883327b..a3d196905 100644
--- a/gst-libs/gst/mpegts/gst-dvb-section.h
+++ b/gst-libs/gst/mpegts/gst-dvb-section.h
@@ -145,17 +145,17 @@ struct _GstMpegTsNITStream
 /**
  * GstMpegTsNIT:
  * @actual_network: Whether this NIT corresponds to the actual stream
+ * @network_id: ID of the network that this NIT describes
  * @descriptors: (element-type GstMpegTsDescriptor): the global descriptors
  * @streams: (element-type GstMpegTsNITStream): the streams
  *
  * Network Information Table (ISO/IEC 13818-1 / EN 300 468)
  *
- * The network_id is contained in the subtable_extension field of the
- * container #GstMpegTsSection.
  */
 struct _GstMpegTsNIT
 {
   gboolean   actual_network;
+  guint16    network_id;
 
   GPtrArray  *descriptors;