doc/muxers: document mov faststart option.

diff --git a/doc/muxers.texi b/doc/muxers.texi
index 83c21dba678d6a24c297a8cca108c3a35dd5b91e..34eed0fd200d535e919673485113526c8daf4993 100644 (file)
--- a/doc/muxers.texi
+++ b/doc/muxers.texi
@@ -252,7 +252,8 @@ See also the @ref{framemd5} muxer.
 The mov/mp4/ismv muxer supports fragmentation. Normally, a MOV/MP4
 file has all the metadata about all packets stored in one location
 (written at the end of the file, it can be moved to the start for
 The mov/mp4/ismv muxer supports fragmentation. Normally, a MOV/MP4
 file has all the metadata about all packets stored in one location
 (written at the end of the file, it can be moved to the start for

-better playback using the @command{qt-faststart} tool). A fragmented
+better playback by adding @var{faststart} to the @var{movflags}, or
+using the @command{qt-faststart} tool). A fragmented

 file consists of a number of fragments, where packets and metadata
 about these packets are stored together. Writing a fragmented
 file has the advantage that the file is decodable even if the
 file consists of a number of fragments, where packets and metadata
 about these packets are stored together. Writing a fragmented
 file has the advantage that the file is decodable even if the


@@ -310,6 +311,10 @@ more efficient), but with this option set, the muxer writes one moof/mdat
 pair for each track, making it easier to separate tracks.
 
 This option is implicitly set when writing ismv (Smooth Streaming) files.
 pair for each track, making it easier to separate tracks.
 
 This option is implicitly set when writing ismv (Smooth Streaming) files.

+@item -movflags faststart
+Run a second pass moving the moov atom on top of the file. This
+operation can take a while, and will not work in various situations such
+as fragmented output, thus it is not enabled by default.

 @end table
 
 Smooth Streaming content can be pushed in real time to a publishing
 @end table
 
 Smooth Streaming content can be pushed in real time to a publishing