From 054052d9e0f8398bb057ce00dee8072cf4326302 Mon Sep 17 00:00:00 2001
From: Francesco Yoshi Gobbo <yoshi@fgobbo.com>
Date: Thu, 7 Dec 2017 15:15:22 +0100
Subject: [PATCH] ffmpeg vp9 conversion

Added sample command to convert an *.mp4 file to *.webm VP9
---
 pages/common/ffmpeg.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pages/common/ffmpeg.md b/pages/common/ffmpeg.md
index 1f97f2d97..dabe63e86 100644
--- a/pages/common/ffmpeg.md
+++ b/pages/common/ffmpeg.md
@@ -25,3 +25,7 @@
 - Remux MKV video to MP4 without re-encoding audio or video streams:
 
 `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:
+
+`ffmpeg -i {{input_video}}.mp4 -c:v libvpx-vp9 -crf 30 -b:v 0 {{output_video}}.webm`