From 845029721a5b832af717519050be67f5acc7b15f Mon Sep 17 00:00:00 2001
From: Nicolas Hug <nicolashug@meta.com>
Date: Tue, 5 Aug 2025 11:05:34 +0100
Subject: [PATCH] Use MSVC toolchain when building FFmpeg on Windows

---
 packaging/build_ffmpeg.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/packaging/build_ffmpeg.sh b/packaging/build_ffmpeg.sh
index 9fef66814..c95587c88 100755
--- a/packaging/build_ffmpeg.sh
+++ b/packaging/build_ffmpeg.sh
@@ -20,6 +20,10 @@
 set -eux
 
 prefix="${FFMPEG_ROOT}"
+args=""
+if [[ "$OSTYPE" == "msys" ]]; then
+   args="--toolchain=msvc"
+fi
 archive="https://github.com/FFmpeg/FFmpeg/archive/refs/tags/n${FFMPEG_VERSION}.tar.gz"
 
 build_dir=$(mktemp -d -t ffmpeg-build.XXXXXXXXXX)
@@ -62,7 +66,7 @@ tar -xf ffmpeg.tar.gz --strip-components 1
     --enable-avformat \
     --enable-avutil \
     --enable-swscale \
-    --enable-swresample
+    --enable-swresample ${args}
 
 make -j install
 ls ${prefix}/*