From 01a6b7e36f2b57bd436b9d9dde4e01ed41856d39 Mon Sep 17 00:00:00 2001
From: MackGg <MackDing@users.noreply.github.com>
Date: Wed, 16 Aug 2023 10:37:03 +0800
Subject: [PATCH] doc: update ffmpeg.md (#413)
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update:
视频参数
-crf
---
 docs/ffmpeg.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/ffmpeg.md b/docs/ffmpeg.md
index e46b0fd..5bed286 100644
--- a/docs/ffmpeg.md
+++ b/docs/ffmpeg.md
@@ -84,6 +84,7 @@ $ ffmpeg -i movie.webm movie.mp4
 `-r RATE` | 每秒帧率
 `-s WIDTHxHEIGHT` | 帧大小
 `-vn` | 没有视频
+`-crf` | 指定编码的质量，数值越大压缩越高，一般范围是 18-28
 
 ### 码率设置