From f90823802f8e08faa2282bf48da076dd32cb0142 Mon Sep 17 00:00:00 2001 From: Francesco Yoshi Gobbo Date: Thu, 28 Dec 2017 12:34:56 +0100 Subject: [PATCH] adjustaments It's long but don't really know how to short this description line more ^^" I've added the long forms of `c:` and `b:v`. Threads has been added because I noticed that if expressed as `0` or not set, only 1 thread is used. (tested on version 3.4.1-1) --- pages/common/ffmpeg.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/pages/common/ffmpeg.md b/pages/common/ffmpeg.md index dabe63e86..d3807e204 100644 --- a/pages/common/ffmpeg.md +++ b/pages/common/ffmpeg.md @@ -26,6 +26,6 @@ `ffmpeg -i {{input_video}}.mkv -codec copy {{output_video}}.mp4` -- Convert MP4 video to VP9 codec. The CRF value can be from 0–63. Lower values mean better quality. -b:v MUST be 0: +- Convert MP4 video to VP9 codec. For the best quality, use a CRF value (recommended range 15-35) if so, -b:video MUST be 0: -`ffmpeg -i {{input_video}}.mp4 -c:v libvpx-vp9 -crf 30 -b:v 0 {{output_video}}.webm` +`ffmpeg -i {{input_video}}.mp4 -codec:video libvpx-vp9 -crf 30 -b:video 0 -codec:audio libopus -vbr on -threads {{number_of_threads}} {{output_video}}.webm`