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conan install ffmpeg/4.2.1@ --build=ffmpeg --profile:host=/Users/jenkins/w/BuildSingleReference@2/27745/e86cb3ba-74ce-48c0-ac0e-3cf399c8662c/profile_host.txt --profile:build=default
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Configuration (profile_host):
[settings]
arch=armv8
build_type=Release
compiler=apple-clang
compiler.libcxx=libc++
compiler.version=12.0
os=Macos
[options]
ffmpeg:shared=False
[build_requires]
[env]

Configuration (profile_build):
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=apple-clang
compiler.libcxx=libc++
compiler.version=12.0
os=Macos
os_build=Macos
[options]
[build_requires]
[env]

ffmpeg/4.2.1: Forced build from source
Installing package: ffmpeg/4.2.1
Requirements
    brotli/1.0.9 from 'conan-center' - Cache
    bzip2/1.0.8 from 'conan-center' - Cache
    ffmpeg/4.2.1 from local cache - Cache
    freetype/2.10.4 from 'conan-center' - Cache
    libfdk_aac/2.0.2 from 'conan-center' - Cache
    libiconv/1.16 from 'conan-center' - Cache
    libmp3lame/3.100 from 'conan-center' - Cache
    libpng/1.6.37 from 'conan-center' - Cache
    libvpx/1.9.0 from 'conan-center' - Cache
    libwebp/1.0.3 from 'conan-center' - Cache
    libx264/20190605 from 'conan-center' - Cache
    libx265/3.4 from 'conan-center' - Cache
    ogg/1.3.4 from 'conan-center' - Cache
    openh264/1.7.0 from 'conan-center' - Cache
    openjpeg/2.4.0 from 'conan-center' - Cache
    openssl/1.1.1k from 'conan-center' - Cache
    opus/1.3.1 from 'conan-center' - Cache
    vorbis/1.3.7 from 'conan-center' - Cache
    xz_utils/5.2.5 from 'conan-center' - Cache
    zlib/1.2.11 from 'conan-center' - Cache
Packages
    brotli/1.0.9:8fafab5ebfba468fd21a497cfee65cafe294bd9e - Download
    bzip2/1.0.8:9225c2771fbfd3c1ec5ebf3f393eeff631404182 - Download
    ffmpeg/4.2.1:70506d426dbd2f98c25b3af0addefe3c35b04cd0 - Build
    freetype/2.10.4:815fd527ca9f8d1e9e45126a60c8ba689c4d32d8 - Download
    libfdk_aac/2.0.2:c36572cdc38be7dbc966c1f9dd7cc86c518bcb6c - Download
    libiconv/1.16:8fafab5ebfba468fd21a497cfee65cafe294bd9e - Download
    libmp3lame/3.100:8fafab5ebfba468fd21a497cfee65cafe294bd9e - Download
    libpng/1.6.37:f63606ad9eb3bf192076c7a8fe40ecca741ff03c - Download
    libvpx/1.9.0:c36572cdc38be7dbc966c1f9dd7cc86c518bcb6c - Missing
    libwebp/1.0.3:882dd939328e670967f880766bbac1624e9d8852 - Download
    libx264/20190605:c0728660f8b3c9a1ebc4ced616f57bca5f447ce2 - Download
    libx265/3.4:8561af12d953376ee433c3dc501a4d9a4d5ca413 - Download
    ogg/1.3.4:8fafab5ebfba468fd21a497cfee65cafe294bd9e - Download
    openh264/1.7.0:c36572cdc38be7dbc966c1f9dd7cc86c518bcb6c - Download
    openjpeg/2.4.0:8fafab5ebfba468fd21a497cfee65cafe294bd9e - Download
    openssl/1.1.1k:8fafab5ebfba468fd21a497cfee65cafe294bd9e - Download
    opus/1.3.1:8fafab5ebfba468fd21a497cfee65cafe294bd9e - Download
    vorbis/1.3.7:bbeaa41fc3436ce0518a2109e226f8d1ed4fe44c - Download
    xz_utils/5.2.5:8fafab5ebfba468fd21a497cfee65cafe294bd9e - Download
    zlib/1.2.11:8fafab5ebfba468fd21a497cfee65cafe294bd9e - Download
Build requirements
    pkgconf/1.7.4 from 'conan-center' - Cache
    yasm/1.3.0 from 'conan-center' - Cache
Build requirements packages
    pkgconf/1.7.4:647afeb69d3b0a2d3d316e80b24d38c714cc6900 - Download
    yasm/1.3.0:801752c0480319b8e090188c566245a78e9abcf4 - Download

Cross-build from 'Macos:x86_64' to 'Macos:armv8'
Installing (downloading, building) binaries...

ERROR: Missing binary: libvpx/1.9.0:c36572cdc38be7dbc966c1f9dd7cc86c518bcb6c
libvpx/1.9.0: WARN: Can't find a 'libvpx/1.9.0' package for the specified settings, options and dependencies:
- Settings: arch=armv8, build_type=Release, compiler=apple-clang, compiler.libcxx=libc++, compiler.version=12.0, os=Macos
- Options: fPIC=True, shared=False
- Dependencies: 
- Requirements: 
- Package ID: c36572cdc38be7dbc966c1f9dd7cc86c518bcb6c

ERROR: Missing prebuilt package for 'libvpx/1.9.0'
Try to build from sources with '--build=libvpx'
Use 'conan search <reference> --table table.html'
Or read 'http://docs.conan.io/en/latest/faq/troubleshooting.html#error-missing-prebuilt-package'