From dd449c38e6d0b88dd6c40e59a40c3a25ab8546e6 Mon Sep 17 00:00:00 2001
From: Jesper Larsen <jesper.larsen@ixonos.com>
Date: Mon, 28 Oct 2013 14:49:08 +0100
Subject: [PATCH] mpegts: Add network name descriptor construction

Add function to create a Network Name DVB descriptor.
---
 gst-libs/gst/mpegts/gst-dvb-descriptor.c | 34 ++++++++++++++++++++++++
 gst-libs/gst/mpegts/gst-dvb-descriptor.h |  2 ++
 2 files changed, 36 insertions(+)

diff --git a/gst-libs/gst/mpegts/gst-dvb-descriptor.c b/gst-libs/gst/mpegts/gst-dvb-descriptor.c
index 466589bdc6..8a22c891a8 100644
--- a/gst-libs/gst/mpegts/gst-dvb-descriptor.c
+++ b/gst-libs/gst/mpegts/gst-dvb-descriptor.c
@@ -75,6 +75,40 @@ gst_mpegts_descriptor_parse_dvb_network_name (const GstMpegTsDescriptor *
   return TRUE;
 }
 
+/**
+ * gst_mpegts_descriptor_from_dvb_network_name:
+ * @name: the network name to set
+ *
+ * Fills a #GstMpegTsDescriptor to be a %GST_MTS_DESC_DVB_NETWORK_NAME,
+ * with the network name @name. The data field of the #GstMpegTsDescriptor
+ * will be allocated, and transferred to the caller.
+ *
+ * Returns: (transfer full): the #GstMpegTsDescriptor or %NULL on fail
+ */
+GstMpegTsDescriptor *
+gst_mpegts_descriptor_from_dvb_network_name (const gchar * name)
+{
+  GstMpegTsDescriptor *descriptor;
+  guint8 *converted_name;
+  gsize size;
+
+  g_return_val_if_fail (name != NULL, NULL);
+  g_return_val_if_fail (strlen (name) <= 256, NULL);
+
+  converted_name = dvb_text_from_utf8 (name, &size);
+
+  if (!converted_name) {
+    GST_WARNING ("Could not find proper encoding for string `%s`", name);
+    return NULL;
+  }
+
+  descriptor = _new_descriptor (GST_MTS_DESC_DVB_NETWORK_NAME, size);
+  memcpy (descriptor->data + 2, converted_name, size);
+  g_free (converted_name);
+
+  return descriptor;
+}
+
 /* GST_MTS_DESC_DVB_SATELLITE_DELIVERY_SYSTEM (0x43) */
 /**
  * gst_mpegts_descriptor_parse_satellite_delivery_system:
diff --git a/gst-libs/gst/mpegts/gst-dvb-descriptor.h b/gst-libs/gst/mpegts/gst-dvb-descriptor.h
index f04b162416..957dd10aea 100644
--- a/gst-libs/gst/mpegts/gst-dvb-descriptor.h
+++ b/gst-libs/gst/mpegts/gst-dvb-descriptor.h
@@ -123,6 +123,8 @@ typedef enum {
 gboolean gst_mpegts_descriptor_parse_dvb_network_name (const GstMpegTsDescriptor *descriptor,
 						       gchar **name);
 
+GstMpegTsDescriptor *gst_mpegts_descriptor_from_dvb_network_name (const gchar * name);
+
 /* GST_MTS_DESC_DVB_SATELLITE_DELIVERY_SYSTEM (0x43) */
 typedef struct _GstMpegTsSatelliteDeliverySystemDescriptor GstMpegTsSatelliteDeliverySystemDescriptor;