X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fffmpeg_stream.cc;h=86108ce4d1ea24ab38bf5ed29634344608376e1f;hb=7c839a2530c910f062f3da8a02b7c70603c1f31b;hp=f28a2f14e7e7f78ccabe5815a43e539757c639f8;hpb=2fb904332e75a7bffb0665ef1adc5c9cf23313d8;p=dcpomatic.git

diff --git a/src/lib/ffmpeg_stream.cc b/src/lib/ffmpeg_stream.cc
index f28a2f14e..86108ce4d 100644
--- a/src/lib/ffmpeg_stream.cc
+++ b/src/lib/ffmpeg_stream.cc
@@ -1,19 +1,20 @@
 /*
     Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
 
-    This program is free software; you can redistribute it and/or modify
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
 
-    This program is distributed in the hope that it will be useful,
+    DCP-o-matic is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
@@ -62,3 +63,18 @@ FFmpegStream::stream (AVFormatContext const * fc) const
 	DCPOMATIC_ASSERT (false);
 	return 0;
 }
+
+int
+FFmpegStream::index (AVFormatContext const * fc) const
+{
+	size_t i = 0;
+	while (i < fc->nb_streams) {
+		if (fc->streams[i]->id == _id) {
+			return i;
+		}
+		++i;
+	}
+
+	DCPOMATIC_ASSERT (false);
+	return 0;
+}