[FFmpeg-user] New options -preset and -tune for x264 encoding

Rodney Baker rodney.baker at iinet.net.au
Sun Apr 24 14:11:38 CEST 2011

On Sun, 24 Apr 2011 19:09:45 Klaus Kudielka wrote:
> Hi,
> even though in principle I like the new concept of directly taking over the
> x264 presets in the ffmpeg libx264 wrapper, there is one big difference
> that makes ffmpeg less usable for x264 encoding:
> (a) x264 & ffmpeg -vpre		=> user options override presets
> (b) ffmpeg -preset		=> presets override user options
> In my particular example of encoding HD video:
> I used to be able to specify the "slower" preset, together with -refs 4
> resulting in a high profile, level 4.0 compliant output.
> This is not possible anymore, since -preset slower now persistently
> switches to refs=8, and I can't do anything about it :(

Use -profile high -level 4.0 and it should set the parameters correctly.

Rodney Baker VK5ZTV
rodney.baker at iinet.net.au

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