mirror of
https://git.sr.ht/~magic_rb/dotfiles
synced 2024-12-02 13:06:11 +01:00
244 lines
10 KiB
Nix
244 lines
10 KiB
Nix
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{
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lib,
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stdenv,
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fetchFromGitHub,
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perl,
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yasm,
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vp8DecoderSupport ? true, # VP8 decoder
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vp8EncoderSupport ? true, # VP8 encoder
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vp9DecoderSupport ? true, # VP9 decoder
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vp9EncoderSupport ? true, # VP9 encoder
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extraWarningsSupport ? false, # emit non-fatal warnings
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werrorSupport ? false, # treat warnings as errors (not available with all compilers)
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debugSupport ? false, # debug mode
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gprofSupport ? false, # gprof profiling instrumentation
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gcovSupport ? false, # gcov coverage instrumentation
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sizeLimitSupport ? true, # limit max size to allow in the decoder
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optimizationsSupport ? true, # compiler optimization flags
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runtimeCpuDetectSupport ? true, # detect cpu capabilities at runtime
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thumbSupport ? false, # build arm assembly in thumb mode
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examplesSupport ? true, # build examples (vpxdec & vpxenc are part of examples)
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debugLibsSupport ? false, # include debug version of each library
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postprocSupport ? true, # postprocessing
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multithreadSupport ? true, # multithreaded decoding & encoding
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internalStatsSupport ? false, # output of encoder internal stats for debug, if supported (encoders)
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spatialResamplingSupport ? true, # spatial sampling (scaling)
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realtimeOnlySupport ? false, # build for real-time encoding
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ontheflyBitpackingSupport ? false, # on-the-fly bitpacking in real-time encoding
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errorConcealmentSupport ? false, # decoder conceals losses
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smallSupport ? false, # favor smaller binary over speed
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postprocVisualizerSupport ? false, # macro block/block level visualizers
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unitTestsSupport ? false,
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curl ? null,
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coreutils ? null, # unit tests
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webmIOSupport ? true, # input from and output to webm container
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libyuvSupport ? true, # libyuv
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decodePerfTestsSupport ? false, # build decoder perf tests with unit tests
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encodePerfTestsSupport ? false, # build encoder perf tests with unit tests
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multiResEncodingSupport ? false, # multiple-resolution encoding
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temporalDenoisingSupport ? true, # use temporal denoising instead of spatial denoising
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coefficientRangeCheckingSupport ? false, # decoder checks if intermediate transform coefficients are in valid range
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vp9HighbitdepthSupport ? true, # 10/12 bit color support in VP9
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# Experimental features
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experimentalSpatialSvcSupport ? false, # Spatial scalable video coding
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experimentalFpMbStatsSupport ? false,
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experimentalEmulateHardwareSupport ? false,
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}: let
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inherit (stdenv) is64bit isMips isDarwin isCygwin;
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inherit (lib) enableFeature optional optionals;
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# libvpx darwin targets include darwin version (ie. ARCH-darwinXX-gcc, XX being the darwin version)
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# See all_platforms: https://github.com/webmproject/libvpx/blob/master/configure
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# Darwin versions: 10.4=8, 10.5=9, 10.6=10, 10.7=11, 10.8=12, 10.9=13, 10.10=14
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darwinVersion =
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/**/
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if stdenv.hostPlatform.osxMinVersion == "10.10"
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then "14"
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else if stdenv.hostPlatform.osxMinVersion == "10.9"
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then "13"
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else if stdenv.hostPlatform.osxMinVersion == "10.8"
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then "12"
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else if stdenv.hostPlatform.osxMinVersion == "10.7"
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then "11"
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else if stdenv.hostPlatform.osxMinVersion == "10.6"
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then "10"
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else if stdenv.hostPlatform.osxMinVersion == "10.5"
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then "9"
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else "8";
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cpu =
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/**/
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if stdenv.hostPlatform.isArmv7
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then "armv7"
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else if stdenv.hostPlatform.isAarch64
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then "arm64"
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else if stdenv.hostPlatform.isx86_32
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then "x86"
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else stdenv.hostPlatform.parsed.cpu.name;
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kernel =
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# Build system doesn't understand BSD, so pretend to be Linux.
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/**/
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if stdenv.isBSD
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then "linux"
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else if stdenv.isDarwin
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then "darwin${darwinVersion}"
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else stdenv.hostPlatform.parsed.kernel.name;
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isGeneric =
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/**/
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(stdenv.hostPlatform.isPower && stdenv.hostPlatform.isLittleEndian)
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|| stdenv.hostPlatform.parsed.cpu.name == "armv6l";
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target =
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/**/
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if (stdenv.isBSD || stdenv.hostPlatform != stdenv.buildPlatform)
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then
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(
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if isGeneric
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then "generic-gnu"
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else "${cpu}-${kernel}-gcc"
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)
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else null;
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in
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assert vp8DecoderSupport || vp8EncoderSupport || vp9DecoderSupport || vp9EncoderSupport;
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assert internalStatsSupport && (vp9DecoderSupport || vp9EncoderSupport) -> postprocSupport;
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/*
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If spatialResamplingSupport not enabled, build will fail with undeclared variable errors.
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Variables called in vpx_scale/generic/vpx_scale.c are declared by vpx_scale/vpx_scale_rtcd.pl,
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but is only executed if spatialResamplingSupport is enabled
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*/
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assert spatialResamplingSupport;
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assert postprocVisualizerSupport -> postprocSupport;
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assert unitTestsSupport -> curl != null && coreutils != null;
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assert vp9HighbitdepthSupport -> (vp9DecoderSupport || vp9EncoderSupport);
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assert isCygwin -> unitTestsSupport && webmIOSupport && libyuvSupport;
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stdenv.mkDerivation rec {
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pname = "libvpx";
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version = "1.14.0";
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src = fetchFromGitHub {
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owner = "webmproject";
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repo = pname;
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rev = "v${version}";
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hash = "sha256-duU1exUg7JiKCtZfNxyb/y40hxsXeTIMShf9YounTWA=";
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};
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postPatch = ''
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patchShebangs --build \
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build/make/*.sh \
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build/make/*.pl \
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build/make/*.pm \
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test/*.sh \
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configure
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# When cross-compiling (for aarch64-multiplatform), the compiler errors out on these flags.
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# Since they're 'just' warnings, it's fine to just remove them.
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substituteInPlace configure \
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--replace "check_add_cflags -Wparentheses-equality" "" \
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--replace "check_add_cflags -Wunreachable-code-loop-increment" "" \
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--replace "check_cflags -Wshorten-64-to-32 && add_cflags_only -Wshorten-64-to-32" ""
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'';
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outputs = ["bin" "dev" "out"];
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setOutputFlags = false;
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configurePlatforms = [];
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configureFlags =
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[
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(enableFeature (vp8EncoderSupport || vp8DecoderSupport) "vp8")
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(enableFeature vp8EncoderSupport "vp8-encoder")
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(enableFeature vp8DecoderSupport "vp8-decoder")
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(enableFeature (vp9EncoderSupport || vp9DecoderSupport) "vp9")
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(enableFeature vp9EncoderSupport "vp9-encoder")
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(enableFeature vp9DecoderSupport "vp9-decoder")
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(enableFeature extraWarningsSupport "extra-warnings")
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(enableFeature werrorSupport "werror")
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"--disable-install-docs"
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(enableFeature examplesSupport "install-bins")
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"--enable-install-libs"
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"--disable-install-srcs"
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(enableFeature debugSupport "debug")
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(enableFeature gprofSupport "gprof")
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(enableFeature gcovSupport "gcov")
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# Required to build shared libraries
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(enableFeature (!isCygwin) "pic")
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(enableFeature optimizationsSupport "optimizations")
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(enableFeature runtimeCpuDetectSupport "runtime-cpu-detect")
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(enableFeature thumbSupport "thumb")
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"--enable-libs"
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(enableFeature examplesSupport "examples")
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"--disable-docs"
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"--as=yasm"
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# Limit default decoder max to WHXGA
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(
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if sizeLimitSupport
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then "--size-limit=5120x3200"
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else null
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)
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"--disable-codec-srcs"
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(enableFeature debugLibsSupport "debug-libs")
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(enableFeature isMips "dequant-tokens")
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(enableFeature isMips "dc-recon")
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(enableFeature postprocSupport "postproc")
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(enableFeature (postprocSupport && (vp9DecoderSupport || vp9EncoderSupport)) "vp9-postproc")
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(enableFeature multithreadSupport "multithread")
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(enableFeature internalStatsSupport "internal-stats")
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(enableFeature spatialResamplingSupport "spatial-resampling")
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(enableFeature realtimeOnlySupport "realtime-only")
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(enableFeature ontheflyBitpackingSupport "onthefly-bitpacking")
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(enableFeature errorConcealmentSupport "error-concealment")
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# Shared libraries are only supported on ELF platforms
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(
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if isDarwin || isCygwin
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then "--enable-static --disable-shared"
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else "--enable-shared"
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)
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(enableFeature smallSupport "small")
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(enableFeature postprocVisualizerSupport "postproc-visualizer")
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(enableFeature unitTestsSupport "unit-tests")
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(enableFeature webmIOSupport "webm-io")
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(enableFeature libyuvSupport "libyuv")
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(enableFeature decodePerfTestsSupport "decode-perf-tests")
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(enableFeature encodePerfTestsSupport "encode-perf-tests")
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(enableFeature multiResEncodingSupport "multi-res-encoding")
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(enableFeature temporalDenoisingSupport "temporal-denoising")
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(enableFeature (temporalDenoisingSupport && (vp9DecoderSupport || vp9EncoderSupport)) "vp9-temporal-denoising")
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(enableFeature coefficientRangeCheckingSupport "coefficient-range-checking")
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(enableFeature (vp9HighbitdepthSupport && is64bit) "vp9-highbitdepth")
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(enableFeature (experimentalSpatialSvcSupport
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|| experimentalFpMbStatsSupport
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|| experimentalEmulateHardwareSupport) "experimental")
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]
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++ optionals (target != null) [
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"--target=${target}"
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(lib.optionalString stdenv.hostPlatform.isCygwin "--enable-static-msvcrt")
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] # Experimental features
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++ optional experimentalSpatialSvcSupport "--enable-spatial-svc"
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++ optional experimentalFpMbStatsSupport "--enable-fp-mb-stats"
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++ optional experimentalEmulateHardwareSupport "--enable-emulate-hardware";
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nativeBuildInputs = [perl yasm];
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buildInputs =
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[]
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++ optionals unitTestsSupport [coreutils curl];
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NIX_LDFLAGS = [
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"-lpthread" # fixes linker errors
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];
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enableParallelBuilding = true;
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postInstall = ''moveToOutput bin "$bin" '';
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meta = with lib; {
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description = "WebM VP8/VP9 codec SDK";
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homepage = "https://www.webmproject.org/";
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changelog = "https://github.com/webmproject/libvpx/raw/v${version}/CHANGELOG";
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license = licenses.bsd3;
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maintainers = with maintainers; [codyopel];
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platforms = platforms.all;
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};
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}
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