nixos/frigate: set LIBAVFORMAT_VERSION_MAJOR (#492023)

2026-02-25 18:02:05 +00:00
parent decc06ee75 f83cd5b0ac
commit 2e3f7f8be6
1 changed files with 9 additions and 0 deletions
@@ -699,6 +699,15 @@ in
      environment = {
        CONFIG_FILE = "/run/frigate/frigate.yml";
        HOME = "/var/lib/frigate";
+        # Extract libavformat version in the same way Docker scripts in frigate directory do. This
+        # environment variable changes the flags given to `ffmpeg` improving compatibility.
+        LIBAVFORMAT_VERSION_MAJOR = lib.strings.trim (
+          builtins.readFile (
+            pkgs.runCommandLocal "libavformat-major-version" { } ''
+              ${cfg.settings.ffmpeg.path}/bin/ffmpeg -version | grep -Po "libavformat\W+\K\d+" > $out
+            ''
+          )
+        );
        PYTHONPATH = cfg.package.pythonPath;
      }
      // optionalAttrs (cfg.vaapiDriver != null) {