From a3173f90b02526606ec24c0768d2b7597ec5b0d6 Mon Sep 17 00:00:00 2001
From: mykola2312 <49044616+mykola2312@users.noreply.github.com>
Date: Thu, 19 Sep 2024 12:02:31 +0300
Subject: [PATCH] write script to quickly re-encode videos from youtube inti
 H264 MP4 using VAAPI

---
 _sync.sh  |  1 +
 ffmpeg.sh | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100755 ffmpeg.sh

diff --git a/_sync.sh b/_sync.sh
index d368c29..fed666d 100755
--- a/_sync.sh
+++ b/_sync.sh
@@ -32,6 +32,7 @@ files=(
   "/usr/local/bin/scap:scap"
   "$HOME/docker.sh:docker.sh"
   "/usr/local/etc/X11/xinit/xinitrc.d/10-i3wm-kde-dark:X11/10-i3wm-kde-dark"
+  "$HOME/Videos/ffmpeg.sh:ffmpeg.sh"
 )
 
 # create directories
diff --git a/ffmpeg.sh b/ffmpeg.sh
new file mode 100755
index 0000000..cc9a395
--- /dev/null
+++ b/ffmpeg.sh
@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+input="$1"
+output="$2"
+
+vaapi_device="/dev/dri/renderD128"
+vaapi_codec="h264_vaapi"
+
+ffmpeg                                    \
+  -init_hw_device vaapi=foo:$vaapi_device \
+  -hwaccel vaapi                          \
+  -hwaccel_output_format vaapi            \
+  -hwaccel_device foo                     \
+  -i "$input"                             \
+  -filter_hw_device foo                   \
+  -vf 'format=nv12|vaapi,hwupload'        \
+  -threads 4                              \
+  -c:v "$vaapi_codec"                     \
+  -c:a aac                                \
+  "$output"