2 files changed, 21 insertions, 0 deletions
diff --git a/pkgs/development/libraries/opencv/3.x.nix b/pkgs/development/libraries/opencv/3.x.nix
index d295efe6fee..dd0a8d51435 100644
--- a/pkgs/development/libraries/opencv/3.x.nix
+++ b/pkgs/development/libraries/opencv/3.x.nix
@@ -252,6 +252,16 @@ stdenv.mkDerivation {
   ] ++ lib.optionals stdenv.isDarwin [
     "-DWITH_OPENCL=OFF"
     "-DWITH_LAPACK=OFF"
+
+    # Disable unnecessary vendoring that's enabled by default only for Darwin.
+    # Note that the opencvFlag feature flags listed above still take
+    # precedence, so we can safely list everything here.
+    "-DBUILD_ZLIB=OFF"
+    "-DBUILD_TIFF=OFF"
+    "-DBUILD_JASPER=OFF"
+    "-DBUILD_JPEG=OFF"
+    "-DBUILD_PNG=OFF"
+    "-DBUILD_WEBP=OFF"
   ] ++ lib.optionals enablePython [
     "-DOPENCV_SKIP_PYTHON_LOADER=ON"
   ] ++ lib.optionals enableEigen [
diff --git a/pkgs/development/libraries/opencv/4.x.nix b/pkgs/development/libraries/opencv/4.x.nix
index 2bc3954f8ab..68099a57c63 100644
--- a/pkgs/development/libraries/opencv/4.x.nix
+++ b/pkgs/development/libraries/opencv/4.x.nix
@@ -424,6 +424,17 @@ stdenv.mkDerivation {
   ] ++ lib.optionals stdenv.isDarwin [
     "-DWITH_OPENCL=OFF"
     "-DWITH_LAPACK=OFF"
+
+    # Disable unnecessary vendoring that's enabled by default only for Darwin.
+    # Note that the opencvFlag feature flags listed above still take
+    # precedence, so we can safely list everything here.
+    "-DBUILD_ZLIB=OFF"
+    "-DBUILD_TIFF=OFF"
+    "-DBUILD_OPENJPEG=OFF"
+    "-DBUILD_JASPER=OFF"
+    "-DBUILD_JPEG=OFF"
+    "-DBUILD_PNG=OFF"
+    "-DBUILD_WEBP=OFF"
   ] ++ lib.optionals (!stdenv.isDarwin) [
     "-DOPENCL_LIBRARY=${ocl-icd}/lib/libOpenCL.so"
   ] ++ lib.optionals enablePython [