avio: Support private options in URLProtocols

[ffmpeg] / doc / muxers.texi

diff --git a/doc/muxers.texi b/doc/muxers.texi
index 66ea95ec188e25212e7fed0cb5f48f805dd97b24..7059eaf401181489146ce840351fa6825aba9146 100644 (file)
--- a/doc/muxers.texi
+++ b/doc/muxers.texi
@@ -147,6 +147,18 @@ each of the YUV420P components. To read or write this image file format,
 specify the name of the '.Y' file. The muxer will automatically open the
 '.U' and '.V' files as required.
 
+@section mov
+
+MOV / MP4 muxer
+
+The muxer options are:
+
+@table @option
+@item -moov_size @var{bytes}
+Reserves space for the moov atom at the beginning of the file instead of placing the
+moov atom at the end. If the space reserved is insufficient, muxing will fail.
+@end table
+
 @section mpegts
 
 MPEG transport stream muxer.