Am Mo., 15. Juli 2019 um 12:39 Uhr schrieb Linjie Fu <linjie...@intel.com>:
>
> Add docs for autoscale/noautoscale.
>
> Update information for autorotate according to ffplay.
>
> Signed-off-by: Linjie Fu <linjie...@intel.com>
> ---
> doc/ffmpeg.texi | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi
> index cd35eb49c8..040a2b53cf 100644
> --- a/doc/ffmpeg.texi
> +++ b/doc/ffmpeg.texi
> @@ -735,9 +735,20 @@ Technical note -- attachments are implemented as codec
> extradata, so this
> option can actually be used to extract extradata from any stream, not just
> attachments.
>
> +@item -autorotate
> +Automatically rotate the video according to file metadata. Enabled by
> +default, use @option{-noautorotate} to disable it.
> +
> +@item -autoscale
> +Automatically scale the video according to the resolution of first frame.
> +Enabled by default, use @option{-noautoscale} to disable it.
> +
> @item -noautorotate
> Disable automatically rotating video based on file metadata.
>
> +@item -noautoscale
> +Disable automatically scale video based on first frame resolution.
Istn't there a "-no" option for most (all?) ffmpeg options but we only
document one of them?
I believe "autorotate" and "autoscale" are sufficient if there counterparts
are also described.
Carl Eugen
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