[FFmpeg-devel] [PATCH] ffmpeg.c manual: clarify map_meta_data usage.

[Anton Khirnov]

---
 doc/ffmpeg-doc.texi |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/doc/ffmpeg-doc.texi b/doc/ffmpeg-doc.texi
index 21a9a66..bf5bdf4 100644
--- a/doc/ffmpeg-doc.texi
+++ b/doc/ffmpeg-doc.texi
@@ -587,7 +587,8 @@ Just enumerate the input streams in the order you want them in the output.
 @var{sync_stream_id} if specified sets the input stream to sync
 against.
 @item -map_meta_data @var{outfile}:@var{infile}
-Set meta data information of @var{outfile} from @var{infile}.
+Set meta data information of @var{outfile} from @var{infile}. Note that those
+are file indices (zero-based), not filenames.
 @item -debug
 Print specific debug info.
 @item -benchmark
-- 
1.7.1