# Maintainer: graysky <therealgraysky AT proton DOT me>
# Contributor: Bartłomiej Piotrowski <bpiotrowski@archlinux.org>
# Contributor: Ionut Biru <ibiru@archlinux.org>
# Contributor: Tom Newsom <Jeepster@gmx.co.uk>
# Contributor: Paul Mattal <paul@archlinux.org>

pkgbase=ffmpeg-rpi
pkgname=($pkgbase $pkgbase-bin)
pkgver=4.4.4
pkgrel=1
arch=(aarch64)
url=https://ffmpeg.org/
license=(GPL3)
makedepends=(
  amf-headers
  avisynthplus
  clang
  debugedit
  ffnvcodec-headers
  git
  ladspa
  nasm
)
depends=(
    alsa-lib
    bzip2
    fontconfig
    fribidi
    gmp
    gnutls
    gsm
    jack
    lame
    libass.so
    libavc1394
    libbluray.so
    libepoxy
    libdav1d.so
    libdrm
    libfreetype.so
    libiec61883
    libmodplug
    libpulse
    libraw1394
    librsvg-2.so
    libsoxr
    libssh
    libtheora
    libva.so
    libva-drm.so
    libva-x11.so
    libvdpau
    libvidstab.so
    libvorbisenc.so
    libvorbis.so
    libvpx.so
    libwebp
    libx11
    libx264.so
    libx265.so
    libxcb
    libxext
    libxml2
    libxv
    libxvidcore.so
    libzimg.so
    opencore-amr
    openjpeg2
    opus
    sdl2
    speex
    srt
    v4l-utils
    xz
    zlib
)
options=(debug)
source=(https://ffmpeg.org/releases/${pkgname/-rpi}-$pkgver.tar.xz{,.asc}
    0001-vmaf-model-path.patch
    0002-ffmpeg-4.4.4n-rpi.patch
    0003-fix_flags.patch
)
sha256sums=('e80b380d595c809060f66f96a5d849511ef4a76a26b76eacf5778b94c3570309'
            'SKIP'
            '2e8d885de789b461ddf63c10646cdb16ad5519b671efd1624bf5a8e7da43dbf3'
            '316f5b7a2cad9efbc84cf0148d9a5b99e9a9e2543c62ebc7a02f0924da096542'
            '42f57e7a55f250811515571c870372d6ed0ed504f823b341d26f383c082ce0a0')
validpgpkeys=('FCF986EA15E6E293A5644F10B4322F04D67658D8')

prepare() {
  cd "${pkgname/-rpi}-$pkgver"

  local src
  for src in "${source[@]}"; do
    src="${src%%::*}"
    src="${src##*/}"
    [[ $src = *.patch ]] || continue
    echo "Applying patch $src..."
    patch -Np1 < "../$src"
  done
}

build() {
  cd "${pkgname/-rpi}-$pkgver"

  # -march= defined in /etc/makepkg.conf will override the value for -mcpu we
  # uses here so unset them and redefine below
  unset CFLAGS CXXFLAGS

  if [[ $CARCH = "armv7h" ]]; then
    # we use -mcpu=cortex-a53 rather than cortex-a72 to maximize RPi 3B and RPi 4B/400 compatibility
    CFLAGS="-mcpu=cortex-a53 -mfpu=neon-fp-armv8 -mfloat-abi=hard"
  elif [[ $CARCH = "aarch64" ]]; then
    # note that we use a value of cortex-a53 here to allow RPi3 and RPi4 to use the same package
    # consistent with rationale of previous comment
    CFLAGS="-mcpu=cortex-a53"
  fi

  export CFLAGS+=" -O2 -pipe -fstack-protector-strong -fno-plt -fexceptions -Wp,-D_FORTIFY_SOURCE=2 -Wformat -Werror=format-security -fstack-clash-protection"
  export CXXFLAGS+="${CFLAGS} -Wp,-D_GLIBCXX_ASSERTIONS"

  _args=(
    --prefix=/usr
    --incdir=/usr/include/ffmpeg-rpi
    --libdir=/usr/lib/ffmpeg-rpi
    --disable-debug
    --disable-static
    --disable-stripping
    --enable-amf
    --enable-avisynth
    --enable-cuda-llvm
    --enable-fontconfig
    --enable-gmp
    --enable-gnutls
    --enable-gpl
    --enable-ladspa
    --enable-libass
    --enable-libbluray
    --enable-libdav1d
    --enable-libdrm
    --enable-libfreetype
    --enable-libfribidi
    --enable-libgsm
    --enable-libiec61883
    --enable-libjack
    --enable-libmodplug
    --enable-libmp3lame
    --enable-libopencore_amrnb
    --enable-libopencore_amrwb
    --enable-libopenjpeg
    --enable-libopus
    --enable-libpulse
    --enable-librsvg
    --enable-libsoxr
    --enable-libspeex
    --enable-libsrt
    --enable-libssh
    --enable-libtheora
    --enable-libv4l2
    --enable-libvidstab
    --enable-libvorbis
    --enable-libvpx
    --enable-libwebp
    --enable-libx264
    --enable-libx265
    --enable-libxcb
    --enable-libxml2
    --enable-libxvid
    --enable-libzimg
    --enable-libxvid
    --enable-libzimg
    --enable-shared
    --enable-version3
    --host-cflags="-fPIC"
)
 
  # for hw decoding
  _args+=(
    --disable-mmal
    --enable-neon
    --enable-v4l2-request
    --enable-libudev
    --enable-epoxy
    --enable-sand
    )

  ./configure "${_args[@]}"
  make
  make tools/qt-faststart
  make doc/ffmpeg.1
}

package_ffmpeg-rpi() {
  pkgdesc='FFmpeg from the release/4.4 branch with hw accel for RPi 3/4/400'
  optdepends=(
    'avisynthplus: AviSynthPlus support'
    'ffmpeg-rpi-bin: binaries and man pages'
    'ladspa: LADSPA filters'
  )
  provides=(
    libavcodec.so
    libavdevice.so
    libavfilter.so
    libavformat.so
    libavutil.so
    libpostproc.so
    libswresample.so
    libswscale.so
  )
  conflicts=(ffmpeg4.4 ffmpeg-shinobi)

  make DESTDIR="${pkgdir}" -C "${pkgname/-rpi}-$pkgver" install

  cd "${pkgdir}"

  # Move libs to /usr/lib, except the .so symlinks
  local f
  for f in usr/lib/ffmpeg-rpi/*; do
    if [[ $f == *.so ]]; then
      ln -srf -- usr/lib/"$(readlink "$f")" "$f"
    elif [[ ! -d $f ]]; then
      mv "$f" usr/lib
    fi
  done

  # these go in ffmpeg-rpi-bin
  rm -r usr/share usr/bin
}

package_ffmpeg-rpi-bin() {
  pkgdesc='binaries and man pages'
  depends=(ffmpeg-rpi)
  conflicts=(ffmpeg4.4 ffmpeg-shinobi ffmpeg)
  provides=(ffmpeg)

  make DESTDIR="${pkgdir}" -C "${pkgname/-rpi-bin}-$pkgver" install install-man

  cd "${pkgdir}"

  # Move libs to /usr/lib, except the .so symlinks
  local f
  for f in usr/lib/ffmpeg-rpi/*; do
    if [[ $f == *.so ]]; then
      ln -srf -- usr/lib/"$(readlink "$f")" "$f"
    elif [[ ! -d $f ]]; then
      mv "$f" usr/lib
    fi
  done

  # these are provided by ffmpeg-rpi
  rm -r usr/include usr/lib
}
# vim:set sw=2 et: