[vlc-devel] [PATCH] decode an RTP/H264 elementary stream without using SDP

[Tony Vankrunkelsven]

Thanks Rémi for the code review. The patch is updated.

Best Regards,
Tony


>From 6668302ad5838159bdf8f08ef32f0a2de99093b0 Mon Sep 17 00:00:00 2001
From: Tony Vankrunkelsven <tony.vankrunkelsven at otnsystems.com>
Date: Thu, 30 Sep 2010 13:05:56 +0200
Subject: [PATCH] decode an RTP/H264 elementary stream without using SDP

---
 modules/access/rtp/rtp.c |   23 +++++++++++++++++++++--
 1 files changed, 21 insertions(+), 2 deletions(-)
 mode change 100644 => 100755 modules/access/rtp/rtp.c

diff --git a/modules/access/rtp/rtp.c b/modules/access/rtp/rtp.c
old mode 100644
new mode 100755
index 32e13b3..c896270
--- a/modules/access/rtp/rtp.c
+++ b/modules/access/rtp/rtp.c
@@ -431,7 +431,6 @@ static void codec_decode (demux_t *demux, void *data, block_t *block)
         block_Release (block);
 }

-
 static void *stream_init (demux_t *demux, const char *name)
 {
     return stream_DemuxNew (demux, name, demux->out);
@@ -454,6 +453,11 @@ static void stream_decode (demux_t *demux, void *data, block_t *block)
     (void)demux;
 }

+static void *demux_init (demux_t *demux)
+{
+    return stream_init (demux, demux->psz_demux);
+}
+
 /*
  * Static payload types handler
  */
@@ -679,7 +683,22 @@ int rtp_autodetect (demux_t *demux, rtp_session_t *session,
         break;

       default:
-        return -1;
+        /*
+         * If the rtp payload type is unknown then check demux if it is specified
+         */
+        if ((strcmp(demux->psz_demux, "h264") == 0) || (strcmp(demux->psz_demux, "ts") == 0))
+        {
+          msg_Dbg (demux, "rtp autodetect specified demux=%s", demux->psz_demux);
+          pt.init = demux_init;
+          pt.destroy = stream_destroy;
+          pt.decode = stream_decode;
+          pt.frequency = 90000;
+          break;
+        }
+        else
+        {
+          return -1;
+        }
     }
     rtp_add_type (demux, session, &pt);
     return 0;
--
1.5.2.1