[FFmpeg-cvslog] doc/muxers/image2: document strftime option

[Ramiro Polla]

ffmpeg | branch: master | Ramiro Polla <ramiro.polla at gmail.com> | Wed Jan  8 02:49:42 2014 -0200| [6a99ecb84e6de16b585f8a3b3c566026c1f100b8] | committer: Stefano Sabatini

doc/muxers/image2: document strftime option

Signed-off-by: Stefano Sabatini <stefasab at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6a99ecb84e6de16b585f8a3b3c566026c1f100b8
---

 doc/muxers.texi |   14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/doc/muxers.texi b/doc/muxers.texi
index 6dcbd16..16223f7 100644
--- a/doc/muxers.texi
+++ b/doc/muxers.texi
@@ -314,6 +314,17 @@ Note also that the pattern must not necessarily contain "%d" or
 ffmpeg -i in.avi -f image2 -frames:v 1 img.jpeg
 @end example
 
+The @option{strftime} option allows you to expand the filename with
+date and time information. Check the documentation of
+the @code{strftime()} function for the syntax.
+
+For example to generate image files from the @code{strftime()}
+"%Y-%m-%d_%H-%M-%S" pattern, the following @command{ffmpeg} command
+can be used:
+ at example
+ffmpeg -f v4l2 -r 1 -i /dev/video0 -f image2 -strftime 1 "%Y-%m-%d_%H-%M-%S.jpg"
+ at end example
+
 @table @option
 @item start_number @var{number}
 Start the sequence from @var{number}. Default value is 1. Must be a
@@ -324,6 +335,9 @@ If @var{number} is nonzero, the filename will always be interpreted as just a
 filename, not a pattern, and this file will be continuously overwritten with new
 images.
 
+ at item strftime @var{[0|1]}
+If set to 1, expand the filename with date and time information from
+ at code{strftime()}. Default value is 0.
 @end table
 
 The image muxer supports the .Y.U.V image file format. This format is