libvpx_1_8: init at 1.8.2

Adding this as a new attribute as software is likely going to break when
we switch the default from the 1.7 branch to 1.8.

(cherry picked from commit 1859b5a)

pkgs/development/libraries/libvpx/1_8.nix

@@ -0,0 +1,183 @@
+{ stdenv, fetchFromGitHub, perl, yasm
+, vp8DecoderSupport ? true # VP8 decoder
+, vp8EncoderSupport ? true # VP8 encoder
+, vp9DecoderSupport ? true # VP9 decoder
+, vp9EncoderSupport ? true # VP9 encoder
+, extraWarningsSupport ? false # emit non-fatal warnings
+, werrorSupport ? false # treat warnings as errors (not available with all compilers)
+, debugSupport ? false # debug mode
+, gprofSupport ? false # gprof profiling instrumentation
+, gcovSupport ? false # gcov coverage instrumentation
+, sizeLimitSupport ? true # limit max size to allow in the decoder
+, optimizationsSupport ? true # compiler optimization flags
+, runtimeCpuDetectSupport ? true # detect cpu capabilities at runtime
+, thumbSupport ? false # build arm assembly in thumb mode
+, examplesSupport ? true # build examples (vpxdec & vpxenc are part of examples)
+, debugLibsSupport ? false # include debug version of each library
+, postprocSupport ? true # postprocessing
+, multithreadSupport ? true # multithreaded decoding & encoding
+, internalStatsSupport ? false # output of encoder internal stats for debug, if supported (encoders)
+, spatialResamplingSupport ? true # spatial sampling (scaling)
+, realtimeOnlySupport ? false # build for real-time encoding
+, ontheflyBitpackingSupport ? false # on-the-fly bitpacking in real-time encoding
+, errorConcealmentSupport ? false # decoder conceals losses
+, smallSupport ? false # favor smaller binary over speed
+, postprocVisualizerSupport ? false # macro block/block level visualizers
+, unitTestsSupport ? false, curl ? null, coreutils ? null # unit tests
+, webmIOSupport ? true # input from and output to webm container
+, libyuvSupport ? true # libyuv
+, decodePerfTestsSupport ? false # build decoder perf tests with unit tests
+, encodePerfTestsSupport ? false # build encoder perf tests with unit tests
+, multiResEncodingSupport ? false # multiple-resolution encoding
+, temporalDenoisingSupport ? true # use temporal denoising instead of spatial denoising
+, coefficientRangeCheckingSupport ? false # decoder checks if intermediate transform coefficients are in valid range
+, vp9HighbitdepthSupport ? true # 10/12 bit color support in VP9
+# Experimental features
+, experimentalSpatialSvcSupport ? false # Spatial scalable video coding
+, experimentalFpMbStatsSupport ? false
+, experimentalEmulateHardwareSupport ? false
+}:
+
+let
+  inherit (stdenv) is64bit isMips isDarwin isCygwin;
+  inherit (stdenv.lib) enableFeature optional optionals;
+in
+
+assert vp8DecoderSupport || vp8EncoderSupport || vp9DecoderSupport || vp9EncoderSupport;
+assert internalStatsSupport && (vp9DecoderSupport || vp9EncoderSupport) -> postprocSupport;
+/* If spatialResamplingSupport not enabled, build will fail with undeclared variable errors.
+   Variables called in vpx_scale/generic/vpx_scale.c are declared by vpx_scale/vpx_scale_rtcd.pl,
+   but is only executed if spatialResamplingSupport is enabled */
+assert spatialResamplingSupport;
+assert postprocVisualizerSupport -> postprocSupport;
+assert unitTestsSupport -> curl != null && coreutils != null;
+assert vp9HighbitdepthSupport -> (vp9DecoderSupport || vp9EncoderSupport);
+assert isCygwin -> unitTestsSupport && webmIOSupport && libyuvSupport;
+
+stdenv.mkDerivation rec {
+  pname = "libvpx";
+  version = "1.8.2";
+
+  src = fetchFromGitHub {
+    owner = "webmproject";
+    repo = "libvpx";
+    rev = "v${version}";
+    sha256 = "0gyq4fkbd2fv7m1mm9xrvn6rk6f4jsmbv8bnlhingmnrvyncnmnr";
+  };
+
+  patches = [
+#    ./CVE-2019-9232.CVE-2019-9325.CVE-2019-9371.CVE-2019-9433.patch
+  ];
+
+  postPatch = ''patchShebangs .'';
+
+  outputs = [ "bin" "dev" "out" ];
+  setOutputFlags = false;
+
+  configurePlatforms = [];
+  configureFlags = [
+    (enableFeature (vp8EncoderSupport || vp8DecoderSupport) "vp8")
+    (enableFeature vp8EncoderSupport "vp8-encoder")
+    (enableFeature vp8DecoderSupport "vp8-decoder")
+    (enableFeature (vp9EncoderSupport || vp9DecoderSupport) "vp9")
+    (enableFeature vp9EncoderSupport "vp9-encoder")
+    (enableFeature vp9DecoderSupport "vp9-decoder")
+    (enableFeature extraWarningsSupport "extra-warnings")
+    (enableFeature werrorSupport "werror")
+    "--disable-install-docs"
+    (enableFeature examplesSupport "install-bins")
+    "--enable-install-libs"
+    "--disable-install-srcs"
+    (enableFeature debugSupport "debug")
+    (enableFeature gprofSupport "gprof")
+    (enableFeature gcovSupport "gcov")
+    # Required to build shared libraries
+    (enableFeature (!isCygwin) "pic")
+    (enableFeature optimizationsSupport "optimizations")
+    (enableFeature runtimeCpuDetectSupport "runtime-cpu-detect")
+    (enableFeature thumbSupport "thumb")
+    "--enable-libs"
+    (enableFeature examplesSupport "examples")
+    "--disable-docs"
+    "--as=yasm"
+    # Limit default decoder max to WHXGA
+    (if sizeLimitSupport then "--size-limit=5120x3200" else null)
+    "--disable-codec-srcs"
+    (enableFeature debugLibsSupport "debug-libs")
+    (enableFeature isMips "dequant-tokens")
+    (enableFeature isMips "dc-recon")
+    (enableFeature postprocSupport "postproc")
+    (enableFeature (postprocSupport && (vp9DecoderSupport || vp9EncoderSupport)) "vp9-postproc")
+    (enableFeature multithreadSupport "multithread")
+    (enableFeature internalStatsSupport "internal-stats")
+    (enableFeature spatialResamplingSupport "spatial-resampling")
+    (enableFeature realtimeOnlySupport "realtime-only")
+    (enableFeature ontheflyBitpackingSupport "onthefly-bitpacking")
+    (enableFeature errorConcealmentSupport "error-concealment")
+    # Shared libraries are only supported on ELF platforms
+    (if isDarwin || isCygwin then
+       "--enable-static --disable-shared"
+     else
+       "--enable-shared")
+    (enableFeature smallSupport "small")
+    (enableFeature postprocVisualizerSupport "postproc-visualizer")
+    (enableFeature unitTestsSupport "unit-tests")
+    (enableFeature webmIOSupport "webm-io")
+    (enableFeature libyuvSupport "libyuv")
+    (enableFeature decodePerfTestsSupport "decode-perf-tests")
+    (enableFeature encodePerfTestsSupport "encode-perf-tests")
+    (enableFeature multiResEncodingSupport "multi-res-encoding")
+    (enableFeature temporalDenoisingSupport "temporal-denoising")
+    (enableFeature (temporalDenoisingSupport && (vp9DecoderSupport || vp9EncoderSupport)) "vp9-temporal-denoising")
+    (enableFeature coefficientRangeCheckingSupport "coefficient-range-checking")
+    (enableFeature (vp9HighbitdepthSupport && is64bit) "vp9-highbitdepth")
+    (enableFeature (experimentalSpatialSvcSupport ||
+                    experimentalFpMbStatsSupport ||
+                    experimentalEmulateHardwareSupport) "experimental")
+  ] ++ optionals (stdenv.hostPlatform != stdenv.buildPlatform) [
+    #"--extra-cflags="
+    #"--extra-cxxflags="
+    #"--prefix="
+    #"--libc="
+    #"--libdir="
+    "--enable-external-build"
+    # libvpx darwin targets include darwin version (ie. ARCH-darwinXX-gcc, XX being the darwin version)
+    # See all_platforms: https://github.com/webmproject/libvpx/blob/master/configure
+    # Darwin versions: 10.4=8, 10.5=9, 10.6=10, 10.7=11, 10.8=12, 10.9=13, 10.10=14
+    "--force-target=${stdenv.hostPlatform.config}${
+            if stdenv.hostPlatform.isDarwin then
+              if      stdenv.hostPlatform.osxMinVersion == "10.10" then "14"
+              else if stdenv.hostPlatform.osxMinVersion == "10.9"  then "13"
+              else if stdenv.hostPlatform.osxMinVersion == "10.8"  then "12"
+              else if stdenv.hostPlatform.osxMinVersion == "10.7"  then "11"
+              else if stdenv.hostPlatform.osxMinVersion == "10.6"  then "10"
+              else if stdenv.hostPlatform.osxMinVersion == "10.5"  then "9"
+              else "8"
+            else ""}-gcc"
+    (if stdenv.hostPlatform.isCygwin then "--enable-static-msvcrt" else "")
+  ] # Experimental features
+    ++ optional experimentalSpatialSvcSupport "--enable-spatial-svc"
+    ++ optional experimentalFpMbStatsSupport "--enable-fp-mb-stats"
+    ++ optional experimentalEmulateHardwareSupport "--enable-emulate-hardware";
+
+  nativeBuildInputs = [ perl yasm ];
+
+  buildInputs = [ ]
+    ++ optionals unitTestsSupport [ coreutils curl ];
+
+  NIX_LDFLAGS = [
+    "-lpthread" # fixes linker errors
+  ];
+
+  enableParallelBuilding = true;
+
+  postInstall = ''moveToOutput bin "$bin" '';
+
+  meta = with stdenv.lib; {
+    description = "WebM VP8/VP9 codec SDK";
+    homepage    = https://www.webmproject.org/;
+    license     = licenses.bsd3;
+    maintainers = with maintainers; [ codyopel ];
+    platforms   = platforms.all;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -13173,6 +13173,7 @@ in
   libviper = callPackage ../development/libraries/libviper { };
 
   libvpx = callPackage ../development/libraries/libvpx { };
+  libvpx_1_8 = callPackage ../development/libraries/libvpx/1_8.nix { };
 
   libvterm = callPackage ../development/libraries/libvterm { };
   libvterm-neovim = callPackage ../development/libraries/libvterm-neovim { };