From e38a2c417533158c391897e6e8d229e752f931e1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=BCtz?= <nix@dotlambda.de>
Date: Wed, 27 May 2026 07:11:43 -0700
Subject: [PATCH] opencv4: use ffmpeg-headless

---
 pkgs/by-name/ml/mlt/package.nix           | 2 +-
 pkgs/development/libraries/opencv/4.x.nix | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/pkgs/by-name/ml/mlt/package.nix b/pkgs/by-name/ml/mlt/package.nix
index aba7a2d56717..735a503a011c 100644
--- a/pkgs/by-name/ml/mlt/package.nix
+++ b/pkgs/by-name/ml/mlt/package.nix
@@ -73,7 +73,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [
     gdk-pixbuf
-    (opencv4.override { inherit ffmpeg; })
+    (opencv4.override { ffmpeg-headless = ffmpeg; })
     ffmpeg
     fftw
     frei0r
diff --git a/pkgs/development/libraries/opencv/4.x.nix b/pkgs/development/libraries/opencv/4.x.nix
index 3e81c8a5b008..3fcdb07c7607 100644
--- a/pkgs/development/libraries/opencv/4.x.nix
+++ b/pkgs/development/libraries/opencv/4.x.nix
@@ -58,7 +58,7 @@
   enableVtk ? false,
   vtk,
   enableFfmpeg ? true,
-  ffmpeg,
+  ffmpeg-headless,
   enableGStreamer ? true,
   elfutils,
   gst_all_1,
@@ -373,7 +373,7 @@ effectiveStdenv.mkDerivation {
     openjpeg
   ]
   ++ optionals enableFfmpeg [
-    ffmpeg
+    ffmpeg-headless
   ]
   ++ optionals (enableGStreamer && effectiveStdenv.hostPlatform.isLinux) [
     elfutils