Changes between Version 3 and Version 4 of x264EncodingGuide
- Timestamp:
- 08/07/2012 12:15:59 AM (11 months ago)
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x264EncodingGuide
v3 v4 18 18 A preset is a collection of options that will provide a certain encoding speed:compression ratio. A slower preset will provide better compression (compression is quality per filesize). General usage is to use the slowest preset that you have patience for. Current presets in descending order of speed are: `ultrafast`, `superfast`, `veryfast`, `faster`, `fast`, `medium`, `slow`, `slower`, `veryslow`, `placebo`. Ignore `placebo` as it is a joke and a waste of time (see FAQ). 19 19 20 === 3. Keep going ===20 === 3. Continue encoding === 21 21 Use these same settings for the rest of your videos if you are encoding more. This will ensure that they will all have the same quality. 22 22 … … 36 36 683k - 128k (desired audio bitrate) = 555k video bitrate 37 37 }}} 38 39 38 40 39 === Two-Pass Example === … … 62 61 63 62 {{{ 64 ffmpeg -i input -c:v libx264 -preset ver slow -qp 0 output.mkv63 ffmpeg -i input -c:v libx264 -preset veryslow -qp 0 output.mkv 65 64 }}} 66 65


