Replace the head line with one that references a good commit:.Edit /opt/homebrew/Library/Taps/homebrew/homebrew-core/Formula/x265.rb.brew uninstall -ignore-dependencies -force x265.So here's how you can hack brew to install a slightly older commit that both compiles and includes the NEON patch: Brew's install -HEAD command can build/install the master branch, but master isn't currently compiling under brew.

The patch was made to x265 back in September 2021 but there hasn't been a new release containing it. Only XCode and the XCode command line tools are installed.įor folks looking for an easy (and trusted) way to get x265/ffmpeg with the NEON patch: In theory that doesn't require a hack if you build with gcc but my build script is designed to assume that With the then current release version (one release since no asm code change)Įncoded 8592 frames in 725.14s (11.85 fps), 2365.85 kb/s, Avg QP:27.14

I also at one point patched the libx265 build to include the arm64 asm code Nullrecord's not kidding, just built a new version 5.0 ffmpeg binary using libx265 built from its master repo (the NEON patch is now in x265's master repo, but multi-lib builds are broken so still requires some patching) to these are the latest results from my test script.Įncoded 8592 frames in 389.77s (22.04 fps), 2365.85 kb/s, Avg QP:27.14Įncoded 8592 frames in 1213.60s (7.08 fps), 2365.84 kb/s, Avg QP:27.14Įncoded 8592 frames in 653.02s (13.16 fps), 2365.85 kb/s, Avg QP:27.14

Reinstall xcode