[FFmpeg-devel] [PATCHv4] ffplay: add support for interactive volume control

[Stefano Sabatini]

On date Sunday 2015-09-27 10:41:37 -0400, Ganesh Ajjanagadde encoded:
> This is a feature heavily inspired by the mpv player. At the moment, methods
> for adjusting volume in ffplay are rather clumsy: either one needs to set it
> system-wide, or one needs to set it via the volume filter.
> 
> This patch adds key bindings identical to the mpv defaults for muting/unmuting
> and increasing/decreasing the volume interactively without any introduction of
> external dependencies.
> 

> TODO: doc update, possible mouse button bindings (mpv has this).

Also update show_help_default() output while at it.

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