* tim nicholson on Wednesday, April 08, 2015 at 08:03:52 +0100 > On 07/04/15 15:18, Matt Zagrabelny wrote: >> On Mon, Apr 6, 2015 at 11:10 PM, Andrew Sinclair <[email protected]> >> wrote: >>> Does anyone have any suggestions for faster vp9 encoding? >> >> I don't have the ffmpeg technical chops to analyze your command-line, >> but I just came across a Google VP9 encoding guide: >> >> https://sites.google.com/a/webmproject.org/wiki/ffmpeg/vp9-encoding-guide >> >> Maybe that will be helpful. > > I see it advises using 2 pass encoding with crf, which seems a bit odd > to me given that "This (crf) provides maximum compression efficiency > with a single pass" or is that only true of x264? I would have thought > that it should be true for all coders that implement such a mode.
The wiki has it for vp8 as well: https://trac.ffmpeg.org/wiki/Encode/VP8#VariableBitrate Not sure what to make of it. -- theatre - books - texts - movies Black Trash Productions at home: http://www.blacktrash.org Black Trash Productions on Facebook: http://www.facebook.com/blacktrashproductions _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
