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PKGBUILDS/concat-bin/PKGBUILD
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Felitendo a9c122584a concat, concat-bin, concat-git: new packages
Concat (https://github.com/jub0t/Concat) is a Tauri 2 shell around a Rust
video engine, sold as a CapCut replacement. The project is mid-rename: the
binary, the desktop entry, the icons and the .deb asset all still say
WolfCut, so the packages install upstream's paths unchanged and add a
/usr/bin/concat symlink.

Upstream stages a static ffmpeg/ffprobe pair (180 MB) and whisper-cli
inside its bundle so the app runs on a machine with nothing installed.
Both lookups fall back to PATH, so concat-bin drops those two directories
and the source packages set WOLFCUT_SYSTEM_TOOLS=1 - the switch upstream
put in build.rs for exactly this case - leaving ffmpeg and whisper-cpp to
Arch. That is 17 MB installed instead of 225 MB.

!lto is not optional: makepkg's lto puts -flto=auto into CFLAGS, and ring
compiles hand-written assembly through cc, which then comes out as bitcode
and links to nothing.

sherpa-onnx-sys ships no C++ build; its build script downloads a prebuilt
static-lib archive. concat lists that archive as a checksummed source and
points the build script at it, with the version read out of upstream's
Cargo.lock by pkg.sh. concat-git cannot pin it - the version moves with
main - so there the build script fetches it.

Every upstream release is a v<version>-alpha.<n> prerelease published on a
push to main, several a day, and the release list is ordered by creation
rather than by version, so the newest is picked by publication date.

Only concat-git is published for now; concat and concat-bin are held back
with AUR_PUBLISH=false until that cadence has been lived with.
2026-08-31 13:56:56 +02:00

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# Maintainer: Felitendo
# This PKGBUILD is updated automatically:
# https://github.com/Felitendo/PKGBUILDS
pkgname=concat-bin
pkgver=0.2.0alpha.15
pkgrel=1
pkgdesc="Free and open-source CapCut replacement, a Tauri video editor with a Rust engine (upstream binary)"
arch=('x86_64')
url="https://github.com/jub0t/Concat"
license=('MPL-2.0')
# What the binary links against, plus what it reaches for at run time:
# glib-networking is the webview's TLS backend, and the ffmpeg pair is
# spawned by every media operation - see the resources note in package().
# The model downloads carry their own TLS (rustls), so openssl is not needed.
depends=('webkit2gtk-4.1' 'gtk3' 'glib2' 'libsoup3' 'gdk-pixbuf2' 'cairo'
'dbus' 'glib-networking' 'alsa-lib' 'ffmpeg' 'gcc-libs' 'glibc'
'hicolor-icon-theme')
# wgpu picks its backend at run time: Vulkan first, GL as the fallback. Both
# loaders come from the driver stack every desktop already has, so neither is
# a hard dependency of the editor.
optdepends=('whisper-cpp: on-device auto-captions and transcription'
'vulkan-icd-loader: Vulkan compositor backend'
'libglvnd: OpenGL compositor backend')
provides=('concat')
conflicts=('concat')
options=('!strip' '!debug')
# Upstream has no stable release yet. The build workflow publishes a
# v<version>-alpha.<n> prerelease for every green push to main, so /latest is
# empty and the newest versioned release is picked by publication date; see
# pkg.sh. The asset name carries tauri.conf.json's version rather than the
# tag (every alpha of 0.2.0 ships WolfCut_0.2.0_amd64.deb), so it is resolved
# through the GitHub API and synced here along with the checksums.
#
# pkgver drops the hyphens from the tag (v0.2.0-alpha.15 -> 0.2.0alpha.15).
# pacman sorts that older than a later plain 0.2.0 (`vercmp 0.2.0alpha.15
# 0.2.0` is -1, the trailing alphabetic segment loses), so the prereleases
# upgrade to the eventual stable release on their own and no epoch is needed.
_tag="v0.2.0-alpha.15"
_asset="WolfCut_0.2.0_amd64.deb"
source=("${pkgname}-${pkgver}.deb::https://github.com/jub0t/Concat/releases/download/${_tag}/${_asset}"
"LICENSE-${pkgver}::https://raw.githubusercontent.com/jub0t/Concat/${_tag}/LICENSE")
noextract=("${pkgname}-${pkgver}.deb")
sha256sums=('1faae2cd2203d3eaeb4b280e1f773e5dbe4be9eb31a485c4b9a9d3fd31e049e4' '66a3107d5ad6a058aab753eaac2047ccb2ed0e39465dd0fe5844da3e300d5172')
package() {
# /usr/bin/wolfcut-desktop, the desktop entry, the icons and the staged
# resources in /usr/lib/WolfCut - the project is mid-rename, the binary and
# every path it installs still carry the old name.
bsdtar -xOf "$srcdir/${pkgname}-${pkgver}.deb" 'data.tar.*' \
| bsdtar -xpf - -C "$pkgdir" ./usr
# Upstream stages a static ffmpeg/ffprobe pair (180 MB) and whisper-cli
# inside the bundle so the app runs on a machine with nothing installed.
# Both lookups fall back to PATH when the staged copy is missing (desktop
# `use_bundled_ffmpeg`, `transcribe::find_binary`), so the packaged Arch
# copies are used instead of shipping a second ffmpeg. Named explicitly
# rather than dropping the whole resource directory: anything else upstream
# stages there is a resource the app needs, and a rename fails here loudly.
rm -r "$pkgdir/usr/lib/WolfCut/ffmpeg" "$pkgdir/usr/lib/WolfCut/whisper"
rmdir --ignore-fail-on-non-empty "$pkgdir/usr/lib/WolfCut" "$pkgdir/usr/lib"
# Tauri emits the entry with an empty Categories=, which keeps the editor
# out of the application menu. Same categories upstream's Nix build sets.
sed -i 's|^Categories=.*|Categories=AudioVideo;AudioVideoEditing;|' \
"$pkgdir/usr/share/applications/WolfCut.desktop"
# the AUR package is named after the project, the executable after what the
# project used to be called - keep it reachable under both
ln -s wolfcut-desktop "$pkgdir/usr/bin/concat"
install -Dm644 "$srcdir/LICENSE-${pkgver}" \
"$pkgdir/usr/share/licenses/$pkgname/LICENSE"
}