On Thu, Feb 25, 2010 at 10:01 AM, Krzysztof Duchnowski <amidk75 at gmail.com>wrote: > andrew at WARnux.com pisze: > >> I've been using x264 to encode videos now for months. Encoding a full >> length movie used to take about 11 hrs and the quality was splendid. I >> built the latest mplayer/mencoder and x264 a few days ago and now my >> encodes only take about 4 hours but the quality is degraded. What really >> confuses me is that I didn't change my command line parameters at all. >> >> How is this possible? >> > > Did you used CRF mode? > If yes then for month now (or two) CRF mode not reflect QP anymore but > instead it is a "Quality factor" and thus considerable good quality you > could achieve is with CRF in 18-21 range. > > -- > Krzysztof 'DK75' Duchnowski > GetFirefox - http://www.mozilla.com/firefox/ > Konfiguracja UTF-8 dla czytnik?w - http://evil.pl/pip/utf/ > _______________________________________________ > MPlayer-users mailing list > MPlayer-users at mplayerhq.hu > https://lists.mplayerhq.hu/mailman/listinfo/mplayer-users 18-21 gives you rather large files. I use 23 (last month's build) and get incredibly good quality. For 720x480 resolution it often comes across somewhere in the 1800kbps range. But it depends. /re
