- audio formats, such as -f
- 136/137/mp4/bestvideo,140/m4a/bestaudio
+ audio formats, such as -f
+ 136/137/mp4/bestvideo,140/m4a/bestaudio.
+ You can merge the video and audio of two
+ formats into a single file using -f <video-
+ format>+<audio-format> (requires ffmpeg or
+ avconv), for example -f
+ bestvideo+bestaudio.