From ebe0b1887aaa199cf145c607189959cb9947a252 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Tim-Philipp=20M=C3=BCller?= <tim@centricular.net>
Date: Sun, 23 Sep 2012 16:31:37 +0100
Subject: [PATCH] smpte: send stream-start event

---
 gst/smpte/gstsmpte.c | 11 +++++++++++
 gst/smpte/gstsmpte.h |  1 +
 2 files changed, 12 insertions(+)

diff --git a/gst/smpte/gstsmpte.c b/gst/smpte/gstsmpte.c
index 6d5f092..f82f612 100644
--- a/gst/smpte/gstsmpte.c
+++ b/gst/smpte/gstsmpte.c
@@ -98,6 +98,7 @@ enum
   PROP_LAST,
 };
 
+/* FIXME: should use video meta etc. */
 #define I420_Y_ROWSTRIDE(width) (GST_ROUND_UP_4(width))
 #define I420_U_ROWSTRIDE(width) (GST_ROUND_UP_8(width)/2)
 #define I420_V_ROWSTRIDE(width) ((GST_ROUND_UP_8(I420_Y_ROWSTRIDE(width)))/2)
@@ -386,6 +387,7 @@ gst_smpte_reset (GstSMPTE * smpte)
   smpte->height = -1;
   smpte->position = 0;
   smpte->end_position = 0;
+  smpte->send_stream_start = TRUE;
 }
 
 static void
@@ -467,6 +469,15 @@ gst_smpte_collected (GstCollectPads * pads, GstSMPTE * smpte)
       !gst_pad_has_current_caps (smpte->sinkpad2))
     goto not_negotiated;
 
+  if (smpte->send_stream_start) {
+    gchar s_id[32];
+
+    /* stream-start (FIXME: create id based on input ids) */
+    g_snprintf (s_id, sizeof (s_id), "smpte-%08x", g_random_int ());
+    gst_pad_push_event (smpte->srcpad, gst_event_new_stream_start (s_id));
+    smpte->send_stream_start = FALSE;
+  }
+
   ts = gst_util_uint64_scale_int (smpte->position * GST_SECOND,
       smpte->fps_denom, smpte->fps_num);
 
diff --git a/gst/smpte/gstsmpte.h b/gst/smpte/gstsmpte.h
index cc48108..a91f6a2 100644
--- a/gst/smpte/gstsmpte.h
+++ b/gst/smpte/gstsmpte.h
@@ -51,6 +51,7 @@ struct _GstSMPTE {
                 *sinkpad1,
                 *sinkpad2;
   GstCollectPads *collect;
+  gboolean        send_stream_start;
 
   /* properties */
   gint           type;
-- 
2.7.4