From 5066ae8d34da0c11332ca8925fd892dd0d3a6fb6 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@hey.com>
Date: Sun, 3 May 2026 11:37:02 +0200
Subject: [PATCH] Add VaapiVideoDecode flags for Chromium and Brave by default

Closes #1011
---
 config/brave-flags.conf    |  2 +-
 config/chromium-flags.conf |  2 +-
 migrations/1777800806.sh   | 20 ++++++++++++++++++++
 3 files changed, 22 insertions(+), 2 deletions(-)
 create mode 100755 migrations/1777800806.sh

diff --git a/config/brave-flags.conf b/config/brave-flags.conf
index 88c8082b..c746fab6 100644
--- a/config/brave-flags.conf
+++ b/config/brave-flags.conf
@@ -1,4 +1,4 @@
 --ozone-platform=wayland
 --ozone-platform-hint=wayland
---enable-features=TouchpadOverscrollHistoryNavigation
+--enable-features=TouchpadOverscrollHistoryNavigation,VaapiVideoDecodeLinuxGL,VaapiVideoEncoder
 --load-extension=~/.local/share/omarchy/default/chromium/extensions/copy-url
diff --git a/config/chromium-flags.conf b/config/chromium-flags.conf
index 88c8082b..c746fab6 100644
--- a/config/chromium-flags.conf
+++ b/config/chromium-flags.conf
@@ -1,4 +1,4 @@
 --ozone-platform=wayland
 --ozone-platform-hint=wayland
---enable-features=TouchpadOverscrollHistoryNavigation
+--enable-features=TouchpadOverscrollHistoryNavigation,VaapiVideoDecodeLinuxGL,VaapiVideoEncoder
 --load-extension=~/.local/share/omarchy/default/chromium/extensions/copy-url
diff --git a/migrations/1777800806.sh b/migrations/1777800806.sh
new file mode 100755
index 00000000..a57a0ae0
--- /dev/null
+++ b/migrations/1777800806.sh
@@ -0,0 +1,20 @@
+echo "Enable VAAPI hardware video decoding/encoding in Chromium and Brave for h265 and other codecs"
+
+add_flag() {
+  local file=$1
+  local flag=$2
+
+  [[ -f $file ]] || return
+  grep -q "$flag" "$file" && return
+
+  if grep -q "^--enable-features=" "$file"; then
+    sed -i "s/^--enable-features=\(.*\)$/--enable-features=\1,$flag/" "$file"
+  else
+    echo "--enable-features=$flag" >>"$file"
+  fi
+}
+
+for conf in chromium-flags.conf brave-flags.conf; do
+  add_flag "$HOME/.config/$conf" "VaapiVideoDecodeLinuxGL"
+  add_flag "$HOME/.config/$conf" "VaapiVideoEncoder"
+done