doc/ffmpeg: document trailing "?" in map option
authorLou Logan <lou@lrcd.com>
Tue, 14 Feb 2017 00:26:43 +0000 (15:26 -0900)
committerLou Logan <lou@lrcd.com>
Tue, 14 Feb 2017 00:26:43 +0000 (15:26 -0900)
commit1c049d5ffe08b3af36844cdbe7a5950879122b8b
tree90c7f2c97fb604c46c92a64162674a51288f8a86
parentc1a5fca06f75cc0e7b9b2808fecaa0c1b424da50
doc/ffmpeg: document trailing "?" in map option

This feature was added in 2375a85c36c4941042e6ee58a31d6560bde91d37.

Signed-off-by: Lou Logan <lou@lrcd.com>
doc/ffmpeg.texi