> -----Original Message----- > From: Nicolas George [mailto:geo...@nsup.org] > Sent: Thursday, July 18, 2019 03:07 > To: FFmpeg development discussions and patches <ffmpeg- > de...@ffmpeg.org> > Cc: Fu, Linjie <linjie...@intel.com> > Subject: Re: [FFmpeg-devel] [PATCH, v2 2/2] doc/ffmpeg.texi: update docs > for autoscale/autorotate > > Linjie Fu (12019-07-16): > > Add docs for autoscale. > > > > Update information for autorotate according to ffplay. > > > > Signed-off-by: Linjie Fu <linjie...@intel.com> > > --- > > doc/ffmpeg.texi | 14 ++++++++++---- > > 1 file changed, 10 insertions(+), 4 deletions(-) > > > > diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi > > index cd35eb49c8..b91da2b2b4 100644 > > --- a/doc/ffmpeg.texi > > +++ b/doc/ffmpeg.texi > > @@ -734,10 +734,6 @@ ffmpeg -dump_attachment:t "" -i INPUT > > 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 -noautorotate > > -Disable automatically rotating video based on file metadata. > > - > > @end table > > > > @section Video Options > > @@ -819,6 +815,16 @@ Create the filtergraph specified by > @var{filtergraph} and use it to > > filter the stream. > > > > This is an alias for @code{-filter:v}, see the @ref{filter_option,,-filter > option}. > > + > > +@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. Each frame > of > > +the output raw video can be in different resolutions and is in need to be > > +handled next. > > Since this is completely hackish in lavfi, I think it needs to warn the > user much more strongly to expect problems.
Yes, will update as Artie had suggested if no more comments: When autoscale is disabled, all output frames might not be in the same resolution and may require some additional explicit processing according to your final rendering/output destination. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".