ffmpeg_{4,6,7}: remove redundant Darwin framework feature flags

All of these are supplied in the standard environment as part of the
SDK now, so there’s no closure difference at build or runtime and
no reason to turn them off.

pkgs/development/libraries/ffmpeg/generic.nix

@@ -36,12 +36,9 @@
 , withAlsa ? withHeadlessDeps && stdenv.hostPlatform.isLinux # Alsa in/output supporT
 , withAmf ? lib.meta.availableOn stdenv.hostPlatform amf # AMD Media Framework video encoding
 , withAom ? withHeadlessDeps # AV1 reference encoder
-, withAppKit ? withHeadlessDeps && stdenv.hostPlatform.isDarwin # Apple AppKit framework
 , withAribb24 ? withFullDeps # ARIB text and caption decoding
 , withAribcaption ? withFullDeps && lib.versionAtLeast version "6.1" # ARIB STD-B24 Caption Decoder/Renderer
 , withAss ? withHeadlessDeps && stdenv.hostPlatform == stdenv.buildPlatform # (Advanced) SubStation Alpha subtitle rendering
-, withAudioToolbox ? withHeadlessDeps && stdenv.hostPlatform.isDarwin # Apple AudioToolbox
-, withAvFoundation ? withHeadlessDeps && stdenv.hostPlatform.isDarwin # Apple AVFoundation framework
 , withAvisynth ? withFullDeps # AviSynth script files reading
 , withBluray ? withFullDeps # BluRay reading
 , withBs2b ? withFullDeps # bs2b DSP library
@@ -51,7 +48,6 @@
 , withCelt ? withHeadlessDeps # CELT decoder
 , withChromaprint ? withFullDeps # Audio fingerprinting
 , withCodec2 ? withFullDeps # codec2 en/decoding
-, withCoreImage ? withHeadlessDeps && stdenv.hostPlatform.isDarwin # Apple CoreImage framework
 , withCuda ? withFullDeps && withNvcodec
 , withCudaLLVM ? withFullDeps
 , withCudaNVCC ? withFullDeps && withUnfree && config.cudaSupport
@@ -121,7 +117,6 @@
 , withV4l2M2m ? withV4l2
 , withVaapi ? withHeadlessDeps && (with stdenv; isLinux || isFreeBSD) # Vaapi hardware acceleration
 , withVdpau ? withSmallDeps && !stdenv.hostPlatform.isMinGW # Vdpau hardware acceleration
-, withVideoToolbox ? withHeadlessDeps && stdenv.hostPlatform.isDarwin # Apple VideoToolbox
 , withVidStab ? withHeadlessDeps && withGPL # Video stabilization
 , withVmaf ? withFullDeps && !stdenv.hostPlatform.isAarch64 && lib.versionAtLeast version "5" # Netflix's VMAF (Video Multi-Method Assessment Fusion)
 , withVoAmrwbenc ? withFullDeps && withVersion3 # AMR-WB encoder
@@ -554,14 +549,11 @@ stdenv.mkDerivation (finalAttrs: {
     (enableFeature withAlsa "alsa")
     (enableFeature withAmf "amf")
     (enableFeature withAom "libaom")
-    (enableFeature withAppKit "appkit")
     (enableFeature withAribb24 "libaribb24")
   ] ++ optionals (versionAtLeast version "6.1") [
     (enableFeature withAribcaption "libaribcaption")
   ] ++ [
     (enableFeature withAss "libass")
-    (enableFeature withAudioToolbox "audiotoolbox")
-    (enableFeature withAvFoundation "avfoundation")
     (enableFeature withAvisynth "avisynth")
     (enableFeature withBluray "libbluray")
     (enableFeature withBs2b "libbs2b")
@@ -571,7 +563,6 @@ stdenv.mkDerivation (finalAttrs: {
     (enableFeature withCelt "libcelt")
     (enableFeature withChromaprint "chromaprint")
     (enableFeature withCodec2 "libcodec2")
-    (enableFeature withCoreImage "coreimage")
     (enableFeature withCuda "cuda")
     (enableFeature withCudaLLVM "cuda-llvm")
     (enableFeature withCudaNVCC "cuda-nvcc")
@@ -661,7 +652,6 @@ stdenv.mkDerivation (finalAttrs: {
   ] ++ optionals (versionAtLeast version "6.0")  [
     (enableFeature withVpl "libvpl")
   ] ++ [
-    (enableFeature withVideoToolbox "videotoolbox")
     (enableFeature withVidStab "libvidstab") # Actual min. version 2.0
     (enableFeature withVmaf "libvmaf")
     (enableFeature withVoAmrwbenc "libvo-amrwbenc")