[FFmpeg-devel] [PATCH 2/2] lavf/concat: document the use of the files durations.

Nicolas George nicolas.george at normalesup.org
Tue Mar 5 17:17:09 CET 2013

Address trac ticket #2319.

Signed-off-by: Nicolas George <nicolas.george at normalesup.org>
 doc/demuxers.texi |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/doc/demuxers.texi b/doc/demuxers.texi
index c8eec21..f9c86e7 100644
--- a/doc/demuxers.texi
+++ b/doc/demuxers.texi
@@ -44,6 +44,12 @@ length.
 All files must have the same streams (same codecs, same time base, etc.).
+The duration of each file is used to adjust the timestamps of the next file:
+if the duration is incorrect (because it was computed using the bit-rate or
+because the file is truncated, for example), it can cause artifacts. The
+ at code{duration} directive can be used to override the duration stored in
+each file.
 @subsection Syntax
 The script is a text file in extended-ASCII, with one directive per line.

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